阅读说明：本技术 第四类热驱动压缩式热泵 (Fourth-class thermally-driven compression heat pump ) 是由 李鸿瑞 李华玉 于 2020-03-23 设计创作，主要内容包括：本发明提供第四类热驱动压缩式热泵,属于制冷和热泵技术领域。压缩机有循环工质通道经高温供热器与膨胀机连通,膨胀机还有循环工质通道经低温供热器与第二压缩机连通,第二压缩机还有循环工质通道经热源热交换器与第二膨胀机连通,第二膨胀机还有循环工质通道经供冷器与压缩机连通；高温供热器还有被加热介质通道与外部连通,低温供热器还有冷却介质通道与外部连通,热源热交换器还有热源介质通道与外部连通,供冷器还有被制冷介质通道与外部连通,膨胀机和第二膨胀机连接压缩机和第二压缩机并传输动力,形成第四类热驱动压缩式热泵。(The invention provides a fourth type of thermally driven compression heat pump, and belongs to the technical field of refrigeration and heat pumps. The compressor is provided with a circulating working medium channel which is communicated with the expander through a high-temperature heat supply device, the expander is also provided with a circulating working medium channel which is communicated with the second compressor through a low-temperature heat supply device, the second compressor is also provided with a circulating working medium channel which is communicated with the second expander through a heat source heat exchanger, and the second expander is also provided with a circulating working medium channel which is communicated with the compressor through a cold supply device; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, the cold supply device is also communicated with the outside through a cooled medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class heat-driven compression heat pump.)

1. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a cold supply device; the compressor (1) is provided with a circulating working medium channel which is communicated with the expander (2) through a high-temperature heat supply device (5), the expander (2) is also provided with a circulating working medium channel which is communicated with the second compressor (3) through a low-temperature heat supply device (6), the second compressor (3) is also provided with a circulating working medium channel which is communicated with the second expander (4) through a heat source heat exchanger (7), and the second expander (4) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cold supply device (8); the high-temperature heat supply device (5) is also communicated with the outside through a heated medium channel, the low-temperature heat supply device (6) is also communicated with the outside through a cooling medium channel, the heat source heat exchanger (7) is also communicated with the outside through a heat source medium channel, the cold supply device (8) is also communicated with the outside through a cooled medium channel, and the expansion machine (2) and the second expansion machine (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class heat-driven compression heat pump.

2. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device and a heat source heat exchanger; a refrigerated medium channel is arranged outside and communicated with the compressor (1), the compressor (1) is also provided with a refrigerated medium channel which is communicated with the expander (2) through a high-temperature heat supply device (5), the expander (2) is also provided with a refrigerated medium channel which is communicated with the second compressor (3) through a low-temperature heat supply device (6), the second compressor (3) is also provided with a refrigerated medium channel which is communicated with the second expander (4) through a heat source heat exchanger (7), and the second expander (4) is also provided with a refrigerated medium channel which is communicated with the outside; the high-temperature heat supply device (5) is also provided with a heated medium channel communicated with the outside, the low-temperature heat supply device (6) is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class thermally driven compression heat pump.

3. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device and a cold supply device; the external part is provided with a heat source medium channel which is communicated with a second expander (4), the second expander (4) is also provided with a heat source medium channel which is communicated with a compressor (1) through a cold supply device (8), the compressor (1) is also provided with a heat source medium channel which is communicated with an expander (2) through a high-temperature heat supply device (5), the expander (2) is also provided with a heat source medium channel which is communicated with a second compressor (3) through a low-temperature heat supply device (6), and the second compressor (3) is also provided with a heat source medium channel which is communicated with the external part; the high-temperature heat supply device (5) is also communicated with the outside through a heated medium channel, the low-temperature heat supply device (6) is also communicated with the outside through a cooling medium channel, the cold supply device (8) is also communicated with the outside through a cooled medium channel, and the expansion machine (2) and the second expansion machine (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class heat-driven compression heat pump.

4. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger and a cold supply device; a cooling medium channel is arranged outside and communicated with a second compressor (3), the second compressor (3) is also provided with a cooling medium channel which is communicated with a second expander (4) through a heat source heat exchanger (7), the second expander (4) is also provided with a cooling medium channel which is communicated with the compressor (1) through a cold supply device (8), the compressor (1) is also provided with a cooling medium channel which is communicated with an expander (2) through a high-temperature heat supply device (5), and the expander (2) is also provided with a cooling medium channel which is communicated with the outside; the high-temperature heat supply device (5) is also provided with a heated medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, the cold supply device (8) is also provided with a cooled medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth type of thermally driven compression heat pump.

5. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger and a cold supply device; a heated medium channel is arranged outside and communicated with the expander (2), the expander (2) is also provided with a heated medium channel which is communicated with the second compressor (3) through a low-temperature heat supply device (6), the second compressor (3) is also provided with a heated medium channel which is communicated with the second expander (4) through a heat source heat exchanger (7), the second expander (4) is also provided with a heated medium channel which is communicated with the compressor (1) through a cold supply device (8), and the compressor (1) is also provided with a heated medium channel which is communicated with the outside; the low-temperature heat supply device (6) is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, the cold supply device (8) is also provided with a refrigerated medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth type of thermally driven compression heat pump.

6. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the compressor (1) is provided with a circulating working medium channel which is communicated with the expander (2) through a high-temperature heat supply device (5), the expander (2) is also provided with a circulating working medium channel which is communicated with the second compressor (3) through a low-temperature heat supply device (6) and a heat regenerator (9), the second compressor (3) is also provided with a circulating working medium channel which is communicated with the second expander (4) through a heat source heat exchanger (7), and the second expander (4) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cold supply device (8) and the heat regenerator (9); the high-temperature heat supply device (5) is also communicated with the outside through a heated medium channel, the low-temperature heat supply device (6) is also communicated with the outside through a cooling medium channel, the heat source heat exchanger (7) is also communicated with the outside through a heat source medium channel, the cold supply device (8) is also communicated with the outside through a cooled medium channel, and the expansion machine (2) and the second expansion machine (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class heat-driven compression heat pump.

7. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a heat regenerator; a refrigerated medium channel is arranged outside and is communicated with the compressor (1) through a heat regenerator (9), the compressor (1) is also communicated with the expander (2) through a high-temperature heat supply device (5), the expander (2) is also communicated with the second compressor (3) through a low-temperature heat supply device (6) and the heat regenerator (9), the second compressor (3) is also communicated with the second expander (4) through a heat source heat exchanger (7), and the second expander (4) is also communicated with the outside through the refrigerated medium channel; the high-temperature heat supply device (5) is also provided with a heated medium channel communicated with the outside, the low-temperature heat supply device (6) is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class thermally driven compression heat pump.

8. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a cold supply device and a heat regenerator; the external part is provided with a heat source medium channel which is communicated with a second expander (4), the second expander (4) is also provided with a heat source medium channel which is communicated with a compressor (1) through a cold supply device (8) and a heat regenerator (9), the compressor (1) is also provided with a heat source medium channel which is communicated with an expander (2) through a high-temperature heat supply device (5), the expander (2) is also provided with a heat source medium channel which is communicated with a second compressor (3) through a low-temperature heat supply device (6) and the heat regenerator (9), and the second compressor (3) is also provided with a heat source medium channel which is communicated with the external part; the high-temperature heat supply device (5) is also communicated with the outside through a heated medium channel, the low-temperature heat supply device (6) is also communicated with the outside through a cooling medium channel, the cold supply device (8) is also communicated with the outside through a cooled medium channel, and the expansion machine (2) and the second expansion machine (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class heat-driven compression heat pump.

9. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; a cooling medium channel is arranged outside and communicated with the second compressor (3) through a heat regenerator (9), the second compressor (3) is also provided with a cooling medium channel which is communicated with the second expander (4) through a heat source heat exchanger (7), the second expander (4) is also provided with a cooling medium channel which is communicated with the compressor (1) through a cold supply device (8) and the heat regenerator (9), the compressor (1) is also provided with a cooling medium channel which is communicated with the expander (2) through a high-temperature heat supply device (5), and the expander (2) is also provided with a cooling medium channel which is communicated with the outside; the high-temperature heat supply device (5) is also provided with a heated medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, the cold supply device (8) is also provided with a cooled medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth type of thermally driven compression heat pump.

10. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the external part is provided with a heated medium channel which is communicated with the expander (2), the expander (2) is also provided with a heated medium channel which is communicated with the second compressor (3) through a low-temperature heat supply device (6) and a heat regenerator (9), the second compressor (3) is also provided with a heated medium channel which is communicated with the second expander (4) through a heat source heat exchanger (7), the second expander (4) is also provided with a heated medium channel which is communicated with the compressor (1) through a cold supply device (8) and the heat regenerator (9), and the compressor (1) is also provided with a heated medium channel which is communicated with the external part; the low-temperature heat supply device (6) is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, the cold supply device (8) is also provided with a refrigerated medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth type of thermally driven compression heat pump.

11. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the compressor (1) is provided with a circulating working medium channel which is communicated with the expander (2) through a high-temperature heat supply device (5), the expander (2) is also provided with a circulating working medium channel which is communicated with the second compressor (3) through a heat regenerator (9) and a low-temperature heat supply device (6), the second compressor (3) is also provided with a circulating working medium channel which is communicated with the second expander (4) through the heat regenerator (9) and a heat source heat exchanger (7), and the second expander (4) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cold supply device (8); the high-temperature heat supply device (5) is also communicated with the outside through a heated medium channel, the low-temperature heat supply device (6) is also communicated with the outside through a cooling medium channel, the heat source heat exchanger (7) is also communicated with the outside through a heat source medium channel, the cold supply device (8) is also communicated with the outside through a cooled medium channel, and the expansion machine (2) and the second expansion machine (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class heat-driven compression heat pump.

12. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a heat regenerator; the external part is provided with a refrigerated medium channel communicated with the compressor (1), the compressor (1) is also provided with a refrigerated medium channel communicated with the expander (2) through a high-temperature heat supply device (5), the expander (2) is also provided with a refrigerated medium channel communicated with the second compressor (3) through a heat regenerator (9) and a low-temperature heat supply device (6), the second compressor (3) is also provided with a refrigerated medium channel communicated with the second expander (4) through the heat regenerator (9) and a heat source heat exchanger (7), and the second expander (4) is also provided with a refrigerated medium channel communicated with the external part; the high-temperature heat supply device (5) is also provided with a heated medium channel communicated with the outside, the low-temperature heat supply device (6) is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class thermally driven compression heat pump.

13. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a cold supply device and a heat regenerator; the external part is provided with a heat source medium channel which is communicated with a second expander (4), the second expander (4) is also provided with a heat source medium channel which is communicated with a compressor (1) through a cold supply device (8), the compressor (1) is also provided with a heat source medium channel which is communicated with an expander (2) through a high-temperature heat supply device (5), the expander (2) is also provided with a heat source medium channel which is communicated with a second compressor (3) through a heat regenerator (9) and a low-temperature heat supply device (6), and the second compressor (3) is also provided with a heat source medium channel which is communicated with the external part through the heat regenerator (9); the high-temperature heat supply device (5) is also communicated with the outside through a heated medium channel, the low-temperature heat supply device (6) is also communicated with the outside through a cooling medium channel, the cold supply device (8) is also communicated with the outside through a cooled medium channel, and the expansion machine (2) and the second expansion machine (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class heat-driven compression heat pump.

14. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; a cooling medium channel is arranged outside and communicated with a second compressor (3), the second compressor (3) is also provided with a cooling medium channel which is communicated with a second expander (4) through a heat regenerator (9) and a heat source heat exchanger (7), the second expander (4) is also provided with a cooling medium channel which is communicated with the compressor (1) through a cold supply device (8), the compressor (1) is also provided with a cooling medium channel which is communicated with the expander (2) through a high-temperature heat supply device (5), and the expander (2) is also provided with a cooling medium channel which is communicated with the outside through the heat regenerator (9); the high-temperature heat supply device (5) is also provided with a heated medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, the cold supply device (8) is also provided with a cooled medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth type of thermally driven compression heat pump.

15. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the external part is provided with a heated medium channel which is communicated with the expander (2), the expander (2) is also provided with a heated medium channel which is communicated with the second compressor (3) through a heat regenerator (9) and a low-temperature heat supplier (6), the second compressor (3) is also provided with a heated medium channel which is communicated with the second expander (4) through the heat regenerator (9) and a heat source heat exchanger (7), the second expander (4) is also provided with a heated medium channel which is communicated with the compressor (1) through a cold supplier (8), and the compressor (1) is also provided with a heated medium channel which is communicated with the external part; the low-temperature heat supply device (6) is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, the cold supply device (8) is also provided with a refrigerated medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth type of thermally driven compression heat pump.

16. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the compressor (1) is provided with a circulating working medium channel which is communicated with the expander (2) through a high-temperature heat supply device (5) and a heat regenerator (9), the expander (2) is also provided with a circulating working medium channel which is communicated with the second compressor (3) through a low-temperature heat supply device (6), the second compressor (3) is also provided with a circulating working medium channel which is communicated with the second expander (4) through a heat source heat exchanger (7) and a heat regenerator (9), and the second expander (4) is also provided with a circulating working medium channel which is communicated with the compressor (1) through a cold supply device (8); the high-temperature heat supply device (5) is also communicated with the outside through a heated medium channel, the low-temperature heat supply device (6) is also communicated with the outside through a cooling medium channel, the heat source heat exchanger (7) is also communicated with the outside through a heat source medium channel, the cold supply device (8) is also communicated with the outside through a cooled medium channel, and the expansion machine (2) and the second expansion machine (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class heat-driven compression heat pump.

17. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a heat regenerator; the external part is provided with a refrigerated medium channel communicated with the compressor (1), the compressor (1) is also provided with a refrigerated medium channel communicated with the expander (2) through a high-temperature heat supply device (5) and a heat regenerator (9), the expander (2) is also provided with a refrigerated medium channel communicated with the second compressor (3) through a low-temperature heat supply device (6), the second compressor (3) is also provided with a refrigerated medium channel communicated with the second expander (4) through a heat source heat exchanger (7) and a heat regenerator (9), and the second expander (4) is also provided with a refrigerated medium channel communicated with the external part; the high-temperature heat supply device (5) is also provided with a heated medium channel communicated with the outside, the low-temperature heat supply device (6) is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class thermally driven compression heat pump.

18. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a cold supply device and a heat regenerator; a heat source medium channel is arranged outside and communicated with a second expander (4) through a heat regenerator (9), the second expander (4) is also communicated with a compressor (1) through a cold supply device (8), the compressor (1) is also communicated with an expander (2) through a high-temperature heat supply device (5) and the heat regenerator (9), the expander (2) is also communicated with a second compressor (3) through a low-temperature heat supply device (6), and the second compressor (3) is also communicated with the outside through a heat source medium channel; the high-temperature heat supply device (5) is also communicated with the outside through a heated medium channel, the low-temperature heat supply device (6) is also communicated with the outside through a cooling medium channel, the cold supply device (8) is also communicated with the outside through a cooled medium channel, and the expansion machine (2) and the second expansion machine (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth-class heat-driven compression heat pump.

19. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; a cooling medium channel is arranged outside and communicated with a second compressor (3), the second compressor (3) is also provided with a cooling medium channel which is communicated with a second expander (4) through a heat source heat exchanger (7) and a heat regenerator (9), the second expander (4) is also provided with a cooling medium channel which is communicated with the compressor (1) through a cold supply device (8), the compressor (1) is also provided with a cooling medium channel which is communicated with the expander (2) through a high-temperature heat supply device (5) and the heat regenerator (9), and the expander (2) is also provided with a cooling medium channel which is communicated with the outside; the high-temperature heat supply device (5) is also provided with a heated medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, the cold supply device (8) is also provided with a cooled medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth type of thermally driven compression heat pump.

20. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the external part is provided with a heated medium channel which is communicated with the expander (2) through a heat regenerator (9), the expander (2) is also provided with a heated medium channel which is communicated with the second compressor (3) through a low-temperature heat supply device (6), the second compressor (3) is also provided with a heated medium channel which is communicated with the second expander (4) through a heat source heat exchanger (7) and the heat regenerator (9), the second expander (4) is also provided with a heated medium channel which is communicated with the compressor (1) through a cold supply device (8), and the compressor (1) is also provided with a heated medium channel which is communicated with the external part; the low-temperature heat supply device (6) is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger (7) is also provided with a heat source medium channel communicated with the outside, the cold supply device (8) is also provided with a refrigerated medium channel communicated with the outside, and the expander (2) and the second expander (4) are connected with the compressor (1) and the second compressor (3) and transmit power to form a fourth type of thermally driven compression heat pump.

21. A fourth type of thermally driven compression heat pump, which is the fourth type of thermally driven compression heat pump according to any one of claims 1 to 20, wherein a power machine is added, the power machine is connected with the compressor (1) and provides power for the compressor (1), and the fourth type of thermally driven compression heat pump driven by external power is formed.

22. A fourth type of thermally driven compression heat pump according to any one of claims 1 to 20, wherein a working machine is added, and the expansion machine (2) is connected to the working machine and supplies power to the working machine, thereby forming a fourth type of thermally driven compression heat pump to which a load for supplying power to the outside is added.

The technical field is as follows:

the invention belongs to the technical field of power, refrigeration, heat supply and heat pumps.

Background art:

cold demand, heat demand and power demand, which are common in human life and production; to achieve the cold, heat and power requirements, one pays for the cost of the equipment. In order to reduce the corresponding cost, people need simple and direct basic technical support; especially under the condition of multi-temperature difference utilization or multi-energy utilization or the condition of simultaneously meeting different energy supply requirements, the fundamental technology provides guarantee for realizing a simple, active and efficient energy production and utilization system.

The invention provides a fourth type of thermally driven compression heat pump which takes a compressor, an expander and a heat exchanger as basic components, and aims to meet the conditions of high-temperature heat demand and refrigeration demand simultaneously by using medium-temperature heat resources, or realize high-temperature heat supply and low-temperature heat supply by using medium-temperature heat resources, and consider taking power resource utilization into consideration or meeting external power demand into consideration, and follow the principle of simply, actively and efficiently realizing temperature difference and energy difference utilization.

The invention content is as follows:

the invention mainly aims to provide a fourth type of thermally-driven compression heat pump which realizes a pressure-increasing and temperature-increasing process by a compressor and a pressure-reducing and expansion process by an expansion machine, and the specific contents of the invention are set forth in the following items:

1. a fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a cold supply device; the compressor is provided with a circulating working medium channel which is communicated with the expander through a high-temperature heat supply device, the expander is also provided with a circulating working medium channel which is communicated with the second compressor through a low-temperature heat supply device, the second compressor is also provided with a circulating working medium channel which is communicated with the second expander through a heat source heat exchanger, and the second expander is also provided with a circulating working medium channel which is communicated with the compressor through a cold supply device; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, the cold supply device is also communicated with the outside through a cooled medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class heat-driven compression heat pump.

2. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device and a heat source heat exchanger; the external part is communicated with a compressor by a refrigerated medium channel, the compressor is also communicated with an expander by a high-temperature heat supply device, the expander is also communicated with a second compressor by a refrigerated medium channel, the second compressor is also communicated with a second expander by a heat source heat exchanger by a refrigerated medium channel, and the second expander is also communicated with the external part by a refrigerated medium channel; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class thermally-driven compression heat pump.

3. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device and a cold supply device; the external part is provided with a heat source medium channel which is communicated with a second expander, the second expander is also provided with a heat source medium channel which is communicated with a compressor through a cold supply device, the compressor is also provided with a heat source medium channel which is communicated with the expander through a high-temperature heat supply device, the expander is also provided with a heat source medium channel which is communicated with a second compressor through a low-temperature heat supply device, and the second compressor is also provided with a heat source medium channel which is communicated with the external part; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the cold supply device is also communicated with the outside through a refrigerating medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class thermally driven compression heat pump.

4. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger and a cold supply device; the external part of the compressor is provided with a cooling medium channel which is communicated with a second compressor, the second compressor is also provided with a cooling medium channel which is communicated with a second expander through a heat source heat exchanger, the second expander is also provided with a cooling medium channel which is communicated with the compressor through a cold supply device, the compressor is also provided with a cooling medium channel which is communicated with the expander through a high-temperature heat supply device, and the expander is also provided with a cooling medium channel which is communicated with the external part; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, the cold supply device is also communicated with the outside through a cooled medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth type of thermally driven compression heat pump.

5. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger and a cold supply device; the external part is provided with a heated medium channel which is communicated with an expander, the heated medium channel, a second compressor, a heated medium channel, a heat source heat exchanger and a second expander, the heated medium channel, a cold supply device and a compressor, and the compressor, the heated medium channel and the external part are communicated; the low-temperature heat supply device is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel communicated with the outside, the cold supply device is also communicated with the outside through a refrigerated medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth type of thermally driven compression heat pump.

6. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the compressor is provided with a circulating working medium channel which is communicated with the expander through a high-temperature heat supply device, the expander is also provided with a circulating working medium channel which is communicated with the second compressor through a low-temperature heat supply device and a heat regenerator, the second compressor is also provided with a circulating working medium channel which is communicated with the second expander through a heat source heat exchanger, and the second expander is also provided with a circulating working medium channel which is communicated with the compressor through a cold supply device and a heat regenerator; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, the cold supply device is also communicated with the outside through a cooled medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class heat-driven compression heat pump.

7. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a heat regenerator; the external part is provided with a refrigerated medium channel which is communicated with the compressor through a heat regenerator, the compressor is also provided with a refrigerated medium channel which is communicated with the expander through a high-temperature heat supply device, the expander is also provided with a refrigerated medium channel which is communicated with the second compressor through a low-temperature heat supply device and the heat regenerator, the second compressor is also provided with a refrigerated medium channel which is communicated with the second expander through a heat source heat exchanger, and the second expander is also provided with a refrigerated medium channel which is communicated with the external part; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class thermally-driven compression heat pump.

8. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a cold supply device and a heat regenerator; the external part is provided with a heat source medium channel communicated with a second expander, the second expander is also provided with a heat source medium channel communicated with a compressor through a cold supply device and a heat regenerator, the compressor is also provided with a heat source medium channel communicated with the expander through a high-temperature heat supply device, the expander is also provided with a heat source medium channel communicated with a second compressor through a low-temperature heat supply device and a heat regenerator, and the second compressor is also provided with a heat source medium channel communicated with the external part; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the cold supply device is also communicated with the outside through a refrigerating medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class thermally driven compression heat pump.

9. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the external part of the compressor is provided with a cooling medium channel which is communicated with a second compressor through a heat regenerator, the second compressor is also provided with a cooling medium channel which is communicated with a second expander through a heat source heat exchanger, the second expander is also provided with a cooling medium channel which is communicated with the compressor through a cold supply device and the heat regenerator, the compressor is also provided with a cooling medium channel which is communicated with the expander through a high-temperature heat supply device, and the expander is also provided with a cooling medium channel which is communicated with the external part; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, the cold supply device is also communicated with the outside through a cooled medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth type of thermally driven compression heat pump.

10. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the external part is provided with a heated medium channel which is communicated with an expander, the heated medium channel, a second compressor, a heated medium channel, a heat source heat exchanger and a second expander, the second compressor, the heated medium channel, the cold source heat exchanger and the heat regenerator are communicated, the second expander, the heated medium channel, the cold source heat exchanger and the heat regenerator are communicated with the compressor, and the compressor, the heated medium channel and the external part are communicated; the low-temperature heat supply device is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel communicated with the outside, the cold supply device is also communicated with the outside through a refrigerated medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth type of thermally driven compression heat pump.

11. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the compressor is provided with a circulating working medium channel which is communicated with the expander through a high-temperature heat supply device, the expander is also provided with a circulating working medium channel which is communicated with the second compressor through a heat regenerator and a low-temperature heat supply device, the second compressor is also provided with a circulating working medium channel which is communicated with the second expander through the heat regenerator and a heat source heat exchanger, and the second expander is also provided with a circulating working medium channel which is communicated with the compressor through a cold supply device; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, the cold supply device is also communicated with the outside through a cooled medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class heat-driven compression heat pump.

12. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a heat regenerator; the external part is communicated with a compressor by a refrigerated medium channel, the compressor is also communicated with an expander by a high-temperature heat supply device, the expander is also communicated with a second compressor by a refrigerated medium channel through a heat regenerator and a low-temperature heat supply device, the second compressor is also communicated with a second expander by a refrigerated medium channel through a heat regenerator and a heat source heat exchanger, and the second expander is also communicated with the external part by a refrigerated medium channel; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class thermally-driven compression heat pump.

13. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a cold supply device and a heat regenerator; the external part is provided with a heat source medium channel which is communicated with a second expander, the second expander is also provided with a heat source medium channel which is communicated with a compressor through a cold supply device, the compressor is also provided with a heat source medium channel which is communicated with the expander through a high-temperature heat supply device, the expander is also provided with a heat source medium channel which is communicated with a second compressor through a heat regenerator and a low-temperature heat supply device, and the second compressor is also provided with a heat source medium channel which is communicated with the external part through the heat regenerator; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the cold supply device is also communicated with the outside through a refrigerating medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class thermally driven compression heat pump.

14. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the external part of the compressor is provided with a cooling medium channel which is communicated with a second compressor, the second compressor is also provided with a cooling medium channel which is communicated with a second expander through a heat regenerator and a heat source heat exchanger, the second expander is also provided with a cooling medium channel which is communicated with the compressor through a cold supply device, the compressor is also provided with a cooling medium channel which is communicated with the expander through a high-temperature heat supply device, and the expander is also provided with a cooling medium channel which is communicated with the external part through the heat regenerator; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, the cold supply device is also communicated with the outside through a cooled medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth type of thermally driven compression heat pump.

15. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the external part is provided with a heated medium channel which is communicated with an expander, the expander and the heated medium channel are communicated with a second compressor through a heat regenerator and a low-temperature heat supply device, the second compressor and the heated medium channel are communicated with the second expander through the heat regenerator and a heat source heat exchanger, the second expander and the heated medium channel are communicated with the compressor through a cold supply device, and the compressor and the heated medium channel are communicated with the external part; the low-temperature heat supply device is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel communicated with the outside, the cold supply device is also communicated with the outside through a refrigerated medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth type of thermally driven compression heat pump.

16. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the compressor is provided with a circulating working medium channel which is communicated with the expander through a high-temperature heat supply device and a heat regenerator, the expander is also provided with a circulating working medium channel which is communicated with the second compressor through a low-temperature heat supply device, the second compressor is also provided with a circulating working medium channel which is communicated with the second expander through a heat source heat exchanger and a heat regenerator, and the second expander is also provided with a circulating working medium channel which is communicated with the compressor through a cold supply device; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, the cold supply device is also communicated with the outside through a cooled medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class heat-driven compression heat pump.

17. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a heat regenerator; the external part is communicated with a compressor by a refrigerated medium channel, the compressor is also communicated with an expander by a high-temperature heat supply device and a heat regenerator by the refrigerated medium channel, the expander is also communicated with a second compressor by a low-temperature heat supply device, the second compressor is also communicated with a second expander by a refrigerated medium channel and a heat source heat exchanger and a heat regenerator, and the second expander is also communicated with the external part by the refrigerated medium channel; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class thermally-driven compression heat pump.

18. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a cold supply device and a heat regenerator; the heat source medium channel is communicated with a second expander through a heat regenerator outside, the heat source medium channel is also communicated with a compressor through a cold supply device, the heat source medium channel is also communicated with the expander through a high-temperature heat supply device and the heat regenerator in the compressor, the heat source medium channel is also communicated with the second compressor through a low-temperature heat supply device in the expander, and the heat source medium channel is also communicated with the outside in the second compressor; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the low-temperature heat supply device is also communicated with the outside through a cooling medium channel, the cold supply device is also communicated with the outside through a refrigerating medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth-class thermally driven compression heat pump.

19. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the external part of the compressor is provided with a cooling medium channel which is communicated with a second compressor, the second compressor is also provided with a cooling medium channel which is communicated with a second expander through a heat source heat exchanger and a heat regenerator, the second expander is also provided with a cooling medium channel which is communicated with the compressor through a cold supply device, the compressor is also provided with a cooling medium channel which is communicated with the expander through a high-temperature heat supply device and a heat regenerator, and the expander is also provided with a cooling medium channel which is communicated with the external part; the high-temperature heat supply device is also communicated with the outside through a heated medium channel, the heat source heat exchanger is also communicated with the outside through a heat source medium channel, the cold supply device is also communicated with the outside through a cooled medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth type of thermally driven compression heat pump.

20. A fourth type of thermally driven compression heat pump, which mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the external part is provided with a heated medium channel which is communicated with an expander through a heat regenerator, the expander and the heated medium channel are communicated with a second compressor through a low-temperature heat supply device, the second compressor and the heated medium channel are communicated with the second expander through a heat source heat exchanger and the heat regenerator, the second expander and the heated medium channel are communicated with the compressor through a cold supply device, and the compressor and the heated medium channel are communicated with the external part; the low-temperature heat supply device is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel communicated with the outside, the cold supply device is also communicated with the outside through a refrigerated medium channel, and the expander and the second expander are connected with the compressor and the second compressor and transmit power to form a fourth type of thermally driven compression heat pump.

21. A fourth type of thermally driven compression heat pump, which is a fourth type of thermally driven compression heat pump driven by additional external power, wherein a power machine is added in any one of the fourth type of thermally driven compression heat pump of items 1-20, and the power machine is connected with the compressor and provides power for the compressor.

22. A fourth type of thermally driven compression heat pump, which is a fourth type of thermally driven compression heat pump according to any one of items 1 to 20, wherein a working machine is added, and an expansion machine is connected with the working machine and supplies power to the working machine, thereby forming a fourth type of thermally driven compression heat pump additionally supplying power load to the outside.

Description of the drawings:

fig. 1 is a diagram of a 1 st principal thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 2 is a schematic diagram of a 2 nd principle thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 3 is a diagram of a 3 rd principle thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 4 is a diagram of a 4 th principle thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 5 is a diagram of a 5 th principle thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 6 is a diagram of a 6 th principle thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 7 is a 7 th principle thermodynamic system diagram of a fourth type of thermally driven compression heat pump provided in accordance with the present invention.

Fig. 8 is a diagram of a 8 th principle thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 9 is a diagram of a 9 th principle thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 10 is a diagram of a 10 th principle thermodynamic system for a fourth class of thermally driven compression heat pump according to the present invention.

Fig. 11 is a diagram of a 11 th principle thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 12 is a 12 th principle thermodynamic system diagram of a fourth type of thermally driven compression heat pump provided in accordance with the present invention.

Fig. 13 is a 13 th principle thermodynamic system diagram of a fourth type of thermally driven compression heat pump provided in accordance with the present invention.

Fig. 14 is a diagram of a 14 th principle thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 15 is a diagram of a 15 th principle thermodynamic system for a fourth class of thermally driven compression heat pump according to the present invention.

Fig. 16 is a diagram of a 16 th principle thermodynamic system for a fourth class of thermally driven compression heat pump provided in accordance with the present invention.

Fig. 17 is a diagram of a 17 th principle thermodynamic system for a fourth class of thermally driven compression heat pump according to the present invention.

Fig. 18 is a diagram of a 18 th principle thermodynamic system of a fourth type of thermally driven compression heat pump according to the present invention.

Fig. 19 is a diagram of a 19 th principle thermodynamic system for a fourth class of thermally driven compression heat pump according to the present invention.

Fig. 20 is a diagram of a 20 th principle thermodynamic system of a fourth type of thermally driven compression heat pump provided in accordance with the present invention.

In the figure, 1-compressor, 2-expander, 3-second compressor, 4-second expander, 5-high temperature heater, 6-low temperature heater, 7-heat source heat exchanger, 8-refrigerator, 9-regenerator.

For ease of understanding, the following description is given:

(1) the heated medium, the substance that obtains the high temperature thermal load, is at the highest temperature.

(2) Heat source medium-a substance that provides a medium thermal load (driving thermal load and warming thermal load) at a temperature lower than that of the medium to be heated.

(3) Cooling medium-a substance that carries away low temperature heat load, at a temperature lower than the medium temperature heat source, such as ambient air; or a low temperature heat demand consumer.

(4) The refrigerated medium, the refrigerated object, emits the second low-temperature heat load (or called refrigeration load) with the lowest temperature.

The specific implementation mode is as follows:

it is to be noted that, in the description of the structure and the flow, the repetition is not necessary; obvious flow is not described. The invention is described in detail below with reference to the figures and examples.

The fourth type of thermally driven compression heat pump shown in fig. 1 is realized by:

(1) structurally, the heat pump system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a cold supply device; the compressor 1 is provided with a circulating working medium channel which is communicated with the expander 2 through a high-temperature heat supply device 5, the expander 2 is also provided with a circulating working medium channel which is communicated with the second compressor 3 through a low-temperature heat supply device 6, the second compressor 3 is also provided with a circulating working medium channel which is communicated with the second expander 4 through a heat source heat exchanger 7, and the second expander 4 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cold supply device 8; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low-temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, the circulating working medium discharged by the compressor 1 flows through the high-temperature heat supply device 5 and releases heat, flows through the expansion machine 2 and works by reducing the pressure, flows through the low-temperature heat supply device 6 and releases heat, flows through the second compressor 3 and raises the temperature by increasing the pressure, flows through the heat source heat exchanger 7 and absorbs heat, flows through the second expansion machine 4 and works by reducing the pressure, flows through the cold supply device 8 and absorbs heat, and then enters the compressor 1 to raise the temperature by increasing the pressure; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the cold supply device 8, so that a fourth-class thermally-driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 2 is realized by:

(1) structurally, the heat pump system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device and a heat source heat exchanger; a refrigerated medium channel is arranged outside and communicated with the compressor 1, the compressor 1 and the refrigerated medium channel are communicated with the expander 2 through a high-temperature heat supply device 5, the expander 2 and the refrigerated medium channel are communicated with the second compressor 3 through a low-temperature heat supply device 6, the second compressor 3 and the refrigerated medium channel are communicated with the second expander 4 through a heat source heat exchanger 7, and the second expander 4 and the refrigerated medium channel are communicated with the outside; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low-temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, external refrigerated media flow through the compressor 1 to be boosted and heated, flow through the high-temperature heat supply device 5 to release heat, flow through the expander 2 to be decompressed and do work, flow through the low-temperature heat supply device 6 to release heat, flow through the second compressor 3 to be boosted and heated, flow through the heat source heat exchanger 7 to absorb heat, flow through the second expander 4 to be decompressed and do work, and then are discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the inlet and outlet flow, so that a fourth-class thermally-driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 3 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device and a cold supply device; a heat source medium channel is arranged outside and communicated with a second expander 4, the second expander 4 is also communicated with a compressor 1 through a cold supply device 8, the compressor 1 is also communicated with an expander 2 through a high-temperature heat supply device 5, the expander 2 is also communicated with a heat source medium channel and communicated with a second compressor 3 through a low-temperature heat supply device 6, and the second compressor 3 is also communicated with the outside through the heat source medium channel; the high temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, an external heat source medium flows through the second expander 4 to reduce the pressure and do work, flows through the cold supply device 8 to absorb heat, flows through the compressor 1 to increase the pressure and the temperature, flows through the high-temperature heat supply device 5 to release heat, flows through the expander 2 to reduce the pressure and do work, flows through the low-temperature heat supply device 6 to release heat, flows through the second compressor 3 to increase the pressure and the temperature, and is discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the inlet and outlet flow, and the cooled medium provides secondary low-temperature heat load through the air supply device 8, so that a fourth-class thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 4 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger and a cold supply device; a cooling medium channel is arranged outside and communicated with a second compressor 3, the second compressor 3 and the cooling medium channel are communicated with a second expander 4 through a heat source heat exchanger 7, the second expander 4 and the cooling medium channel are communicated with a compressor 1 through a cold supplier 8, the compressor 1 and the cooling medium channel are communicated with an expander 2 through a high-temperature heat supplier 5, and the expander 2 and the cooling medium channel are communicated with the outside; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, an external cooling medium flows through the second compressor 3 to increase the pressure and the temperature, flows through the heat source heat exchanger 7 to absorb heat, flows through the second expander 4 to reduce the pressure and do work, flows through the cold supply device 8 to absorb heat, flows through the compressor 1 to increase the pressure and the temperature, flows through the high-temperature heat supply device 5 to release heat, flows through the expander 2 to reduce the pressure and do work, and then is discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supplier 5, the cooling medium obtains low-temperature heat load through the inlet and outlet flow, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the air supplier 8, so that a fourth type of thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 5 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger and a cold supply device; a heated medium channel is arranged outside and communicated with the expander 2, the expander 2 is also provided with a heated medium channel which is communicated with the second compressor 3 through a low-temperature heat supply device 6, the second compressor 3 is also provided with a heated medium channel which is communicated with the second expander 4 through a heat source heat exchanger 7, the second expander 4 is also provided with a heated medium channel which is communicated with the compressor 1 through a cold supply device 8, and the compressor 1 is also provided with a heated medium channel which is communicated with the outside; the low-temperature heat supply device 6 is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger 7 is also provided with a heat source medium channel communicated with the outside, the cold supply device 8 is also provided with a refrigerated medium channel communicated with the outside, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, external heated media flow through the expander 2 to perform pressure reduction and work, flow through the low-temperature heat supply device 6 to release heat, flow through the second compressor 3 to perform pressure increase and temperature increase, flow through the heat source heat exchanger 7 to absorb heat, flow through the second expander 4 to perform pressure reduction and work, flow through the cold supply device 8 to absorb heat, flow through the compressor 1 to perform pressure increase and temperature increase, and then are discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the inlet and outlet flow, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the air supply device 8, so that a fourth type of thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 6 is realized by:

(1) structurally, the heat recovery system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the compressor 1 is provided with a circulating working medium channel which is communicated with the expander 2 through a high-temperature heat supply device 5, the expander 2 is also provided with a circulating working medium channel which is communicated with the second compressor 3 through a low-temperature heat supply device 6 and a heat regenerator 9, the second compressor 3 is also provided with a circulating working medium channel which is communicated with the second expander 4 through a heat source heat exchanger 7, and the second expander 4 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cold supply device 8 and a heat regenerator 9; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low-temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, the circulating working medium discharged by the compressor 1 flows through the high-temperature heat supply device 5 and releases heat, flows through the expansion machine 2 to perform pressure reduction and work, flows through the low-temperature heat supply device 6 and the heat regenerator 9 and gradually releases heat, flows through the second compressor 3 to perform pressure rise and temperature rise, flows through the heat source heat exchanger 7 and absorbs heat, flows through the second expansion machine 4 to perform pressure reduction and work, flows through the cold supply device 8 and the heat regenerator 9 and gradually absorbs heat, and then enters the compressor 1 to perform pressure rise and temperature rise; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the cold supply device 8, so that a fourth-class thermally-driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 7 is realized by:

(1) structurally, the heat recovery system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a heat regenerator; the external part is communicated with a compressor 1 through a heat regenerator 9 by a refrigerated medium channel, the compressor 1 is also communicated with an expander 2 through a high-temperature heat supply device 5 by the refrigerated medium channel, the expander 2 is also communicated with a second compressor 3 through a low-temperature heat supply device 6 and the heat regenerator 9 by the refrigerated medium channel, the second compressor 3 is also communicated with a second expander 4 through a heat source heat exchanger 7 by the refrigerated medium channel, and the second expander 4 is also communicated with the external part by the refrigerated medium channel; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low-temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, external refrigerated media flow through the heat regenerator 9 and absorb heat, flow through the compressor 1 to increase the pressure and temperature, flow through the high-temperature heat supply device 5 and release heat, flow through the expander 2 to reduce the pressure and do work, flow through the low-temperature heat supply device 6 and the heat regenerator 9 to gradually release heat, flow through the second compressor 3 to increase the pressure and temperature, flow through the heat source heat exchanger 7 to absorb heat, flow through the second expander 4 to reduce the pressure and do work, and then are discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the inlet and outlet flow, so that a fourth-class thermally-driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 8 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a cold supply device and a heat regenerator; a heat source medium channel is arranged outside and communicated with a second expander 4, the second expander 4 is also communicated with a compressor 1 through a cold supply device 8 and a heat regenerator 9, the compressor 1 is also communicated with an expander 2 through a high-temperature heat supply device 5, the expander 2 is also communicated with a second compressor 3 through a low-temperature heat supply device 6 and a heat regenerator 9, and the second compressor 3 is also communicated with the outside through a heat source medium channel; the high temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, an external heat source medium flows through the second expander 4 to reduce the pressure and do work, flows through the cold supply device 8 and the heat regenerator 9 to absorb heat gradually, flows through the compressor 1 to increase the pressure and temperature, flows through the high-temperature heat supply device 5 to release heat, flows through the expander 2 to reduce the pressure and do work, flows through the low-temperature heat supply device 6 and the heat regenerator 9 to release heat gradually, flows through the second compressor 3 to increase the pressure and temperature, and is then discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the inlet and outlet flow, and the cooled medium provides secondary low-temperature heat load through the air supply device 8, so that a fourth-class thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 9 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; a cooling medium channel is arranged outside and is communicated with the second compressor 3 through a heat regenerator 9, the second compressor 3 and the cooling medium channel are communicated with the second expander 4 through a heat source heat exchanger 7, the second expander 4 and the cooling medium channel are communicated with the compressor 1 through a cold supplier 8 and the heat regenerator 9, the compressor 1 and the cooling medium channel are communicated with the expander 2 through a high-temperature heat supplier 5, and the expander 2 and the cooling medium channel are communicated with the outside; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, an external cooling medium flows through the heat regenerator 9 and releases heat, flows through the second compressor 3 to increase the pressure and the temperature, flows through the heat source heat exchanger 7 to absorb heat, flows through the second expander 4 to reduce the pressure and do work, flows through the cold supply device 8 and the heat regenerator 9 to gradually absorb heat, flows through the compressor 1 to increase the pressure and the temperature, flows through the high-temperature heat supply device 5 to release heat, flows through the expander 2 to reduce the pressure and do work, and is then discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supplier 5, the cooling medium obtains low-temperature heat load through the inlet and outlet flow, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the air supplier 8, so that a fourth type of thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 10 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the external part is provided with a heated medium channel which is communicated with the expander 2, the expander 2 is also provided with a heated medium channel which is communicated with the second compressor 3 through a low-temperature heat supply device 6 and a heat regenerator 9, the second compressor 3 is also provided with a heated medium channel which is communicated with the second expander 4 through a heat source heat exchanger 7, the second expander 4 is also provided with a heated medium channel which is communicated with the compressor 1 through a cold supply device 8 and a heat regenerator 9, and the compressor 1 is also provided with a heated medium channel which is communicated with the external part; the low-temperature heat supply device 6 is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger 7 is also provided with a heat source medium channel communicated with the outside, the cold supply device 8 is also provided with a refrigerated medium channel communicated with the outside, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, an external heated medium flows through the expander 2 to reduce the pressure and do work, flows through the low-temperature heat supply device 6 and the heat regenerator 9 to gradually release heat, flows through the second compressor 3 to increase the pressure and the temperature, flows through the heat source heat exchanger 7 to absorb heat, flows through the second expander 4 to reduce the pressure and do work, flows through the cold supply device 8 and the heat regenerator 9 to gradually absorb heat, flows through the compressor 1 to increase the pressure and the temperature, and is then discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the inlet and outlet flow, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the air supply device 8, so that a fourth type of thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 11 is realized by:

(1) structurally, the heat recovery system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the compressor 1 is provided with a circulating working medium channel which is communicated with the expander 2 through a high-temperature heat supply device 5, the expander 2 is also provided with a circulating working medium channel which is communicated with the second compressor 3 through a heat regenerator 9 and a low-temperature heat supply device 6, the second compressor 3 is also provided with a circulating working medium channel which is communicated with the second expander 4 through the heat regenerator 9 and a heat source heat exchanger 7, and the second expander 4 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cold supply device 8; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low-temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, the circulating working medium discharged by the compressor 1 flows through the high-temperature heat supply device 5 and releases heat, flows through the expansion machine 2 to reduce the pressure and do work, flows through the heat regenerator 9 and the low-temperature heat supply device 6 to gradually release heat, flows through the second compressor 3 to increase the pressure and the temperature, flows through the heat regenerator 9 and the heat source heat exchanger 7 to gradually absorb heat, flows through the second expansion machine 4 to reduce the pressure and do work, flows through the cold supply device 8 to absorb heat, and then enters the compressor 1 to increase the pressure and the temperature; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the cold supply device 8, so that a fourth-class thermally-driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 12 is realized by:

(1) structurally, the heat recovery system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a heat regenerator; the external part is communicated with a compressor 1 through a refrigerated medium channel, the compressor 1 and the refrigerated medium channel are communicated with an expander 2 through a high-temperature heat supply device 5, the expander 2 and the refrigerated medium channel are communicated with a second compressor 3 through a heat regenerator 9 and a low-temperature heat supply device 6, the second compressor 3 and the refrigerated medium channel are communicated with a second expander 4 through the heat regenerator 9 and a heat source heat exchanger 7, and the second expander 4 and the refrigerated medium channel are communicated with the external part; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low-temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, external refrigerated media flow through the compressor 1 to increase the pressure and temperature, flow through the high-temperature heat supply device 5 to release heat, flow through the expander 2 to reduce the pressure and do work, flow through the heat regenerator 9 and the low-temperature heat supply device 6 to release heat gradually, flow through the second compressor 3 to increase the pressure and temperature, flow through the heat regenerator 9 and the heat source heat exchanger 7 to absorb heat gradually, flow through the second expander 4 to reduce the pressure and do work, and then are discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the inlet and outlet flow, so that a fourth-class thermally-driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 13 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a cold supply device and a heat regenerator; a heat source medium channel is arranged outside and communicated with a second expander 4, the second expander 4 is also communicated with a compressor 1 through a cold supply device 8, the compressor 1 is also communicated with an expander 2 through a high-temperature heat supply device 5, the expander 2 is also communicated with a heat source medium channel and communicated with a second compressor 3 through a heat regenerator 9 and a low-temperature heat supply device 6, and the second compressor 3 is also communicated with the outside through the heat regenerator 9; the high temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, an external heat source medium flows through the second expander 4 to reduce the pressure and do work, flows through the cold supply device 8 to absorb heat, flows through the compressor 1 to increase the pressure and the temperature, flows through the high-temperature heat supply device 5 to release heat, flows through the expander 2 to reduce the pressure and do work, flows through the heat regenerator 9 and the low-temperature heat supply device 6 to gradually release heat, flows through the second compressor 3 to increase the pressure and the temperature, flows through the heat regenerator 9 to absorb heat, and is then discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the inlet and outlet flow, and the cooled medium provides secondary low-temperature heat load through the air supply device 8, so that a fourth-class thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 14 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; a cooling medium channel is arranged outside and communicated with the second compressor 3, the second compressor 3 and the cooling medium channel are communicated with the second expander 4 through a heat regenerator 9 and a heat source heat exchanger 7, the second expander 4 and the cooling medium channel are communicated with the compressor 1 through a cold supplier 8, the compressor 1 and the cooling medium channel are communicated with the expander 2 through a high-temperature heat supplier 5, and the expander 2 and the cooling medium channel are communicated with the outside through the heat regenerator 9; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, an external cooling medium flows through the second compressor 3 to increase the pressure and the temperature, flows through the heat regenerator 9 and the heat source heat exchanger 7 to absorb heat gradually, flows through the second expander 4 to reduce the pressure and do work, flows through the cold supply device 8 to absorb heat, flows through the compressor 1 to increase the pressure and the temperature, flows through the high-temperature heat supply device 5 to release heat, flows through the expander 2 to reduce the pressure and do work, flows through the heat regenerator 9 to release heat, and then is discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supplier 5, the cooling medium obtains low-temperature heat load through the inlet and outlet flow, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the air supplier 8, so that a fourth type of thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 15 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; a heated medium channel is arranged outside and communicated with the expander 2, the expander 2 is also communicated with the second compressor 3 through a heat regenerator 9 and a low-temperature heat supply device 6, the second compressor 3 is also communicated with the second expander 4 through the heat regenerator 9 and a heat source heat exchanger 7, the second expander 4 is also communicated with the compressor 1 through a heated medium channel 8, and the compressor 1 is also communicated with the outside through the heated medium channel; the low-temperature heat supply device 6 is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger 7 is also provided with a heat source medium channel communicated with the outside, the cold supply device 8 is also provided with a refrigerated medium channel communicated with the outside, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, an external heated medium flows through the expander 2 to reduce the pressure and do work, flows through the heat regenerator 9 and the low-temperature heat supply device 6 to gradually release heat, flows through the second compressor 3 to increase the pressure and the temperature, flows through the heat regenerator 9 and the heat source heat exchanger 7 to gradually absorb heat, flows through the second expander 4 to reduce the pressure and do work, flows through the cold supply device 8 to absorb heat, flows through the compressor 1 to increase the pressure and the temperature, and is then externally discharged; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the inlet and outlet flow, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the air supply device 8, so that a fourth type of thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 16 is realized by:

(1) structurally, the heat recovery system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; the compressor 1 is provided with a circulating working medium channel which is communicated with the expander 2 through a high-temperature heat supply device 5 and a heat regenerator 9, the expander 2 is also provided with a circulating working medium channel which is communicated with the second compressor 3 through a low-temperature heat supply device 6, the second compressor 3 is also provided with a circulating working medium channel which is communicated with the second expander 4 through a heat source heat exchanger 7 and the heat regenerator 9, and the second expander 4 is also provided with a circulating working medium channel which is communicated with the compressor 1 through a cold supply device 8; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low-temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, the circulating working medium discharged by the compressor 1 flows through the high-temperature heat supply device 5 and the heat regenerator 9 and gradually releases heat, flows through the expander 2 to reduce the pressure and do work, flows through the low-temperature heat supply device 6 to release heat, flows through the second compressor 3 to increase the pressure and the temperature, flows through the heat source heat exchanger 7 and the heat regenerator 9 to gradually absorb heat, flows through the second expander 4 to reduce the pressure and do work, flows through the cold supply device 8 to absorb heat, and then enters the compressor 1 to increase the pressure and the temperature; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the cold supply device 8, so that a fourth-class thermally-driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 17 is realized by:

(1) structurally, the heat recovery system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a heat source heat exchanger and a heat regenerator; the external part is communicated with a compressor 1 through a refrigerated medium channel, the compressor 1 and the refrigerated medium channel are communicated with an expander 2 through a high-temperature heat supply device 5 and a heat regenerator 9, the expander 2 and the refrigerated medium channel are communicated with a second compressor 3 through a low-temperature heat supply device 6, the second compressor 3 and the refrigerated medium channel are communicated with a second expander 4 through a heat source heat exchanger 7 and a heat regenerator 9, and the second expander 4 and the refrigerated medium channel are communicated with the external part; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low-temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, external refrigerated media flow through the compressor 1 to increase the pressure and the temperature, flow through the high-temperature heat supply device 5 and the heat regenerator 9 to gradually release heat, flow through the expander 2 to reduce the pressure and do work, flow through the low-temperature heat supply device 6 to release heat, flow through the second compressor 3 to increase the pressure and the temperature, flow through the heat source heat exchanger 7 and the heat regenerator 9 to gradually absorb heat, flow through the second expander 4 to reduce the pressure and do work, and then are discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the inlet and outlet flow, so that a fourth-class thermally-driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 18 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a low-temperature heat supply device, a cold supply device and a heat regenerator; a heat source medium channel is arranged outside and is communicated with a second expander 4 through a heat regenerator 9, the second expander 4 and the heat source medium channel are communicated with a compressor 1 through a cold supplier 8, the compressor 1 and the heat source medium channel are communicated with an expander 2 through a high-temperature heat supplier 5 and the heat regenerator 9, the expander 2 and the heat source medium channel are communicated with a second compressor 3 through a low-temperature heat supplier 6, and the second compressor 3 and the heat source medium channel are communicated with the outside; the high temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the low temperature heat supply device 6 is also communicated with the outside through a cooling medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, an external heat source medium flows through the heat regenerator 9 and absorbs heat, flows through the second expander 4 and performs pressure reduction and work, flows through the cold supply device 8 and absorbs heat, flows through the compressor 1 and performs pressure increase and temperature increase, flows through the high-temperature heat supply device 5 and the heat regenerator 9 and gradually releases heat, flows through the expander 2 and performs pressure reduction and work, flows through the low-temperature heat supply device 6 and performs heat release, flows through the second compressor 3 and performs pressure increase and temperature increase, and then is externally discharged; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supply device 5, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the inlet and outlet flow, and the cooled medium provides secondary low-temperature heat load through the air supply device 8, so that a fourth-class thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 19 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a high-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; a cooling medium channel is arranged outside and communicated with the second compressor 3, the second compressor 3 and the cooling medium channel are communicated with the second expander 4 through a heat source heat exchanger 7 and a heat regenerator 9, the second expander 4 and the cooling medium channel are communicated with the compressor 1 through a cold supplier 8, the compressor 1 and the cooling medium channel are communicated with the expander 2 through a high-temperature heat supplier 5 and a heat regenerator 9, and the expander 2 and the cooling medium channel are communicated with the outside; the high-temperature heat supply device 5 is also communicated with the outside through a heated medium channel, the heat source heat exchanger 7 is also communicated with the outside through a heat source medium channel, the cold supply device 8 is also communicated with the outside through a cooled medium channel, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, an external cooling medium flows through the second compressor 3 to increase the pressure and the temperature, flows through the heat source heat exchanger 7 and the heat regenerator 9 to absorb heat gradually, flows through the second expander 4 to reduce the pressure and do work, flows through the cold supply device 8 to absorb heat, flows through the compressor 1 to increase the pressure and the temperature, flows through the high-temperature heat supply device 5 and the heat regenerator 9 to release heat gradually, flows through the expander 2 to reduce the pressure and do work, and is discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the high-temperature heat supplier 5, the cooling medium obtains low-temperature heat load through the inlet and outlet flow, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the air supplier 8, so that a fourth type of thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump shown in fig. 20 is realized by:

(1) structurally, the system mainly comprises a compressor, an expander, a second compressor, a second expander, a low-temperature heat supply device, a heat source heat exchanger, a cold supply device and a heat regenerator; a heated medium channel is arranged outside and is communicated with the expander 2 through a heat regenerator 9, the expander 2 is also communicated with the second compressor 3 through a low-temperature heat supply device 6, the second compressor 3 is also communicated with the second expander 4 through a heated medium channel and a heat source heat exchanger 7 and the heat regenerator 9, the second expander 4 is also communicated with the compressor 1 through a heated medium channel and a cold supply device 8, and the compressor 1 is also communicated with the outside through the heated medium channel; the low-temperature heat supply device 6 is also provided with a cooling medium channel communicated with the outside, the heat source heat exchanger 7 is also provided with a heat source medium channel communicated with the outside, the cold supply device 8 is also provided with a refrigerated medium channel communicated with the outside, and the expander 2 and the second expander 4 are connected with the compressor 1 and the second compressor 3 and transmit power.

(2) In the process, external heated media flow through the heat regenerator 9 and release heat, flow through the expander 2 and do work by reducing pressure, flow through the low-temperature heat supply 6 and release heat, flow through the second compressor 3 and raise the temperature by increasing pressure, flow through the heat source heat exchanger 7 and the heat regenerator 9 and gradually absorb heat, flow through the second expander 4 and do work by reducing pressure, flow through the cold supply device 8 and absorb heat, flow through the compressor 1 and raise the temperature by increasing pressure, and then are discharged outwards; the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power, or the work output by the expander 2 and the second expander 4 is provided for the compressor 1 and the second compressor 3 as power and is provided to the outside at the same time, or the expander 2, the second expander 4 and the outside supply power for the compressor 1 and the second compressor 3 together; the heated medium obtains high-temperature heat load through the inlet and outlet flow, the cooling medium obtains low-temperature heat load through the low-temperature heat supply device 6, the heat source medium provides medium-temperature heat load through the heat source heat exchanger 7, and the cooled medium provides secondary low-temperature heat load through the air supply device 8, so that a fourth type of thermally driven compression heat pump is formed.

The fourth type of thermally driven compression heat pump provided by the invention has the following effects and advantages:

(1) the new construction utilizes the basic technology of heat energy (temperature difference).

(2) Through single circulation and a single working medium, high-temperature heat supply and secondary low-temperature refrigeration are realized simultaneously by using medium-temperature heat energy, or high-temperature heat supply, low-temperature heat supply and secondary low-temperature refrigeration are realized simultaneously, or high-temperature heat supply and low-temperature heat supply are realized simultaneously.