阅读说明：本技术 一种多用途自动功率补偿节能逆变器 (Multipurpose automatic power compensation energy-saving inverter ) 是由 颜伟雄 颜达 于 2021-08-03 设计创作，主要内容包括：本发明公开了一种多用途自动功率补偿节能逆变器,包括输入端、整流器、调压模块、电解电容、交直流逆变器、输出端,输入端包括光伏输入、风力输入、逆变输入、市电输入,整流器包括第一整流器、第二整流器、第三整流器、第四整流器,调压模块包括第一调压模块、第二调压模块、第三调压模块以及第四调压模块；本发明采用输入端、整流器、调压模块、电解电容、交直流逆变器以及输出端的电路结构,根据并联直流电压高者优先输出的特性,使得逆变器各种输入的电压都可以任意设定调整,根据需要安排哪一组优先工作,可以人工设定和智能设定；本发明大大提高光伏发电的利用率,使得用电更加的节能环保,并且可以保障设备的正常运行。(The invention discloses a multipurpose automatic power compensation energy-saving inverter which comprises an input end, a rectifier, a voltage regulating module, an electrolytic capacitor, an alternating current-direct current inverter and an output end, wherein the input end comprises a photovoltaic input, a wind power input, an inversion input and a commercial power input; the invention adopts the circuit structure of the input end, the rectifier, the voltage regulating module, the electrolytic capacitor, the AC-DC inverter and the output end, so that various input voltages of the inverter can be set and adjusted at will according to the characteristic of preferential output of the parallel DC voltage, and which group of the inverter is arranged to work preferentially according to the requirement, and can be set manually and set intelligently; the invention greatly improves the utilization rate of photovoltaic power generation, enables the power utilization to be more energy-saving and environment-friendly, and can ensure the normal operation of equipment.)

1. The utility model provides an energy-conserving inverter of automatic power compensation of multipurpose, includes input (1), rectifier (2), voltage regulating module (3), electrolytic capacitor (4), alternating current-direct current inverter (5), output (6), its characterized in that: the input end (1) comprises a photovoltaic input (11), a wind power input (12), an inversion input (13) and a mains supply input (14), the rectifier (2) comprises a first rectifier (21), a second rectifier (22), a third rectifier (23) and a fourth rectifier (24), and the voltage regulating module (3) comprises a first voltage regulating module (31), a second voltage regulating module (32), a third voltage regulating module (33) and a fourth voltage regulating module (34);

the photovoltaic input (11) is electrically connected with an alternating current input end of a first rectifier (21), a direct current positive electrode output end of the first rectifier (21) is electrically connected with an input end of a first voltage regulating module (31), an output end of the first voltage regulating module (31) is electrically connected with a positive electrode of an input end of an alternating current-direct current inverter (5), and a direct current negative electrode output end of the first rectifier (21) is electrically connected with a negative electrode of the input end of the alternating current-direct current inverter (5);

the wind power input (12) is electrically connected with an alternating current input end of a second rectifier (22), a direct current positive electrode output end of the second rectifier (22) is electrically connected with an input end of a second voltage regulating module (32), an output end of the second voltage regulating module (32) is electrically connected with a positive electrode of an input end of an alternating current-direct current inverter (5), and a direct current negative electrode output end of the second rectifier (22) is electrically connected with a negative electrode of the input end of the alternating current-direct current inverter (5);

the inversion input (13) is electrically connected with an alternating current input end of a third rectifier (23), a direct current positive electrode output end of the third rectifier (23) is electrically connected with an input end of a third voltage regulating module (33), an output end of the third voltage regulating module (33) is electrically connected with a positive electrode of an input end of the alternating current-direct current inverter (5), and a direct current negative electrode output end of the third rectifier (23) is electrically connected with a negative electrode of the input end of the alternating current-direct current inverter (5);

the commercial power input (14) is electrically connected with an alternating current input end of a fourth rectifier (24), a direct current positive electrode output end of the fourth rectifier (24) is electrically connected with an input end of a fourth voltage regulating module (34), an output end of the fourth voltage regulating module (34) is electrically connected with a positive electrode of an input end of the alternating current-direct current inverter (5), and a direct current negative electrode output end of the fourth rectifier (24) is electrically connected with a negative electrode of the input end of the alternating current-direct current inverter (5);

and the output end of the alternating current-direct current inverter (5) is electrically connected with load equipment.

2. The multipurpose automatic power compensation energy-saving inverter according to claim 1, wherein: the electrolytic capacitor (4) is arranged between the anode and the cathode of the input end of the alternating current-direct current inverter (5).

3. The multipurpose automatic power compensation energy-saving inverter according to claim 1, wherein: the direct current positive output end of the first rectifier (21) is further provided with a first electrolytic capacitor (7), one path of the direct current positive output end of the first rectifier (21) is electrically connected with the input end of the first voltage regulating module (31), the other path of the direct current positive output end of the first rectifier is electrically connected with the positive electrode of the first electrolytic capacitor (7), and the negative electrode of the first electrolytic capacitor (7) is grounded.

4. The multipurpose automatic power compensation energy-saving inverter according to claim 1, wherein: the direct current positive output end of the second rectifier (22) is further provided with a second electrolytic capacitor (8), one path of the direct current positive output end of the second rectifier (22) is electrically connected with the input end of the second voltage regulating module (32), the other path of the direct current positive output end of the second rectifier is electrically connected with the positive electrode of the second electrolytic capacitor (8), and the negative electrode of the second electrolytic capacitor (8) is grounded.

5. The multipurpose automatic power compensation energy-saving inverter according to claim 1, wherein: the direct current positive output end of the third rectifier (23) is further provided with a third electrolytic capacitor (9), one path of the direct current positive output end of the third rectifier (23) is electrically connected with the input end of the third voltage regulating module (33), the other path of the direct current positive output end of the third rectifier is electrically connected with the positive electrode of the third electrolytic capacitor (9), and the negative electrode of the third electrolytic capacitor (9) is grounded.

6. The multipurpose automatic power compensation energy-saving inverter according to claim 1, wherein: the direct current positive output end of the fourth rectifier (24) is further provided with a fourth electrolytic capacitor (10), one path of the direct current positive output end of the fourth rectifier (24) is electrically connected with the input end of the fourth voltage regulating module (34), the other path of the direct current positive output end of the fourth rectifier is electrically connected with the positive electrode of the fourth electrolytic capacitor (10), and the negative electrode of the fourth electrolytic capacitor (10) is grounded.

Technical Field

The invention relates to the technical field of inverters, in particular to a multipurpose automatic power compensation energy-saving inverter.

Background

The inverter is a converter which converts direct current electric energy into constant frequency, constant voltage or frequency and voltage regulation alternating current. It is composed of inverter bridge, control logic and filter circuit. The voltage of each input of the existing inverter can not be set and adjusted arbitrarily, and which group is arranged to work preferentially according to the requirement.

Therefore, a multipurpose automatic power compensation energy-saving inverter becomes a problem to be solved urgently.

Disclosure of Invention

The invention aims to solve the technical problems that the voltage of each input of the existing inverter cannot be set and adjusted at will, and which group is arranged to work preferentially according to needs cannot be arranged.

In order to solve the technical problems, the technical scheme provided by the invention is as follows: a multipurpose automatic power compensation energy-saving inverter comprises an input end, a rectifier, a voltage regulation module, an electrolytic capacitor, an AC-DC inverter and an output end, wherein the input end comprises photovoltaic input, wind power input, inversion input and commercial power input, the rectifier comprises a first rectifier, a second rectifier, a third rectifier and a fourth rectifier, and the voltage regulation module comprises a first voltage regulation module, a second voltage regulation module, a third voltage regulation module and a fourth voltage regulation module;

the photovoltaic input is electrically connected with the alternating current input end of a first rectifier, the direct current positive electrode output end of the first rectifier is electrically connected with the input end of a first voltage regulating module, the output end of the first voltage regulating module is electrically connected with the positive electrode of the input end of the alternating current-direct current inverter, and the direct current negative electrode output end of the first rectifier is electrically connected with the negative electrode of the input end of the alternating current-direct current inverter;

the wind power input is electrically connected with an alternating current input end of a second rectifier, a direct current positive electrode output end of the second rectifier is electrically connected with an input end of a second voltage regulating module, an output end of the second voltage regulating module is electrically connected with a positive electrode of an input end of an alternating current-direct current inverter, and a direct current negative electrode output end of the second rectifier is electrically connected with a negative electrode of the input end of the alternating current-direct current inverter;

the inverter input is electrically connected with the alternating current input end of a third rectifier, the direct current positive electrode output end of the third rectifier is electrically connected with the input end of a third voltage regulating module, the output end of the third voltage regulating module is electrically connected with the positive electrode of the input end of the alternating current-direct current inverter, and the direct current negative electrode output end of the third rectifier is electrically connected with the negative electrode of the input end of the alternating current-direct current inverter;

the commercial power input is electrically connected with the alternating current input end of a fourth rectifier, the direct current positive electrode output end of the fourth rectifier is electrically connected with the input end of a fourth voltage regulating module, the output end of the fourth voltage regulating module is electrically connected with the positive electrode of the input end of the alternating current-direct current inverter, and the direct current negative electrode output end of the fourth rectifier is electrically connected with the negative electrode of the input end of the alternating current-direct current inverter;

and the output end of the alternating current-direct current inverter is electrically connected with load equipment.

Furthermore, the electrolytic capacitor is arranged between the positive electrode and the negative electrode of the input end of the alternating current-direct current inverter.

Furthermore, a first electrolytic capacitor is further arranged at the direct current positive output end of the first rectifier, one path of the direct current positive output end of the first rectifier is electrically connected with the input end of the first voltage regulating module, the other path of the direct current positive output end of the first rectifier is electrically connected with the positive electrode of the first electrolytic capacitor, and the negative electrode of the first electrolytic capacitor is grounded.

Furthermore, a second electrolytic capacitor is further arranged at the direct current positive output end of the second rectifier, one path of the direct current positive output end of the second rectifier is electrically connected with the input end of the second voltage regulating module, the other path of the direct current positive output end of the second rectifier is electrically connected with the positive electrode of the second electrolytic capacitor, and the negative electrode of the second electrolytic capacitor is grounded.

Furthermore, a third electrolytic capacitor is further arranged at the direct-current positive output end of the third rectifier, one path of the direct-current positive output end of the third rectifier is electrically connected with the input end of the third voltage regulating module, the other path of the direct-current positive output end of the third rectifier is electrically connected with the positive electrode of the third electrolytic capacitor, and the negative electrode of the third electrolytic capacitor is grounded.

Furthermore, a fourth electrolytic capacitor is further arranged at the direct-current positive output end of the fourth rectifier, one path of the direct-current positive output end of the fourth rectifier is electrically connected with the input end of the fourth voltage regulating module, the other path of the direct-current positive output end of the fourth rectifier is electrically connected with the positive electrode of the fourth electrolytic capacitor, and the negative electrode of the fourth electrolytic capacitor is grounded.

Compared with the prior art, the invention has the advantages that: the invention adopts the circuit structure of the input end, the rectifier, the voltage regulating module, the electrolytic capacitor, the AC-DC inverter and the output end, and according to the characteristic that the parallel DC voltage is higher and the output is preferred, the voltage input by the inverter can be set and adjusted at will, and which group of the inverter is preferred to work according to the requirement can be set manually and set intelligently; the invention greatly improves the utilization rate of photovoltaic power generation, enables the power utilization to be more energy-saving and environment-friendly, and can ensure the normal operation of equipment.

Drawings

Fig. 1 is a schematic block diagram of a multipurpose automatic power compensation energy-saving inverter of the present invention.

As shown in the figure: 1. the method comprises the following steps of (1) inputting, namely 11, photovoltaic inputting, 12, wind power inputting, 13, inverter inputting, 14 and mains supply inputting; 2. rectifier, 21, first rectifier, 22, second rectifier, 23, third rectifier, 24, fourth rectifier; 3. the voltage regulation device comprises a voltage regulation module 31, a first voltage regulation module 32, a second voltage regulation module 33, a third voltage regulation module 34 and a fourth voltage regulation module; 4. electrolytic capacitor, 5, AC-DC inverter, 6, output terminal, 7, first electrolytic capacitor, 8, second electrolytic capacitor, 9, third electrolytic capacitor, 10, fourth electrolytic capacitor.

Detailed Description

The multipurpose automatic power compensation energy-saving inverter of the invention is further described in detail with reference to the attached drawings.

The present invention will be described in detail with reference to fig. 1.

The utility model provides an energy-conserving inverter of automatic power compensation of multipurpose, includes input 1, rectifier 2, voltage regulating module 3, electrolytic capacitor 4, alternating current-direct current inverter 5, output 6, its characterized in that: the input end 1 comprises a photovoltaic input 11, a wind power input 12, an inverter input 13 and a mains supply input 14, the rectifier 2 comprises a first rectifier 21, a second rectifier 22, a third rectifier 23 and a fourth rectifier 24, and the voltage regulating module 3 comprises a first voltage regulating module 31, a second voltage regulating module 32, a third voltage regulating module 33 and a fourth voltage regulating module 34;

the photovoltaic input 11 is electrically connected with an alternating current input end of a first rectifier 21, a direct current positive electrode output end of the first rectifier 21 is electrically connected with an input end of a first voltage regulating module 31, an output end of the first voltage regulating module 31 is electrically connected with a positive electrode of an input end of an alternating current-direct current inverter 5, and a direct current negative electrode output end of the first rectifier 21 is electrically connected with a negative electrode of the input end of the alternating current-direct current inverter 5;

the wind power input 12 is electrically connected with an alternating current input end of a second rectifier 22, a direct current positive electrode output end of the second rectifier 22 is electrically connected with an input end of a second voltage regulating module 32, an output end of the second voltage regulating module 32 is electrically connected with a positive electrode of an input end of the alternating current-direct current inverter 5, and a direct current negative electrode output end of the second rectifier 22 is electrically connected with a negative electrode of the input end of the alternating current-direct current inverter 5;

the inverting input 13 is electrically connected to an ac input terminal of the third rectifier 23, a dc positive output terminal of the third rectifier 23 is electrically connected to an input terminal of the third voltage regulating module 33, an output terminal of the third voltage regulating module 33 is electrically connected to a positive terminal of an input terminal of the ac-dc inverter 5, and a dc negative output terminal of the third rectifier 23 is electrically connected to a negative terminal of the input terminal of the ac-dc inverter 5;

the utility power input 14 is electrically connected to an ac input terminal of the fourth rectifier 24, a dc positive output terminal of the fourth rectifier 24 is electrically connected to an input terminal of the fourth voltage regulating module 34, an output terminal of the fourth voltage regulating module 34 is electrically connected to a positive terminal of an input terminal of the ac-dc inverter 5, and a dc negative output terminal of the fourth rectifier 24 is electrically connected to a negative terminal of the input terminal of the ac-dc inverter 5;

and the output end of the alternating current-direct current inverter 5 is electrically connected with load equipment.

The electrolytic capacitor 4 is arranged between the positive electrode and the negative electrode of the input end of the alternating current-direct current inverter 5.

The direct current positive output end of the first rectifier 21 is further provided with a first electrolytic capacitor 7, one path of the direct current positive output end of the first rectifier 21 is electrically connected with the input end of the first voltage regulating module 31, the other path of the direct current positive output end of the first rectifier 21 is electrically connected with the positive electrode of the first electrolytic capacitor 7, and the negative electrode of the first electrolytic capacitor 7 is grounded.

The direct current positive output end of the second rectifier 22 is further provided with a second electrolytic capacitor 8, one path of the direct current positive output end of the second rectifier 22 is electrically connected with the input end of the second voltage regulating module 32, the other path of the direct current positive output end of the second rectifier 22 is electrically connected with the positive electrode of the second electrolytic capacitor 8, and the negative electrode of the second electrolytic capacitor 8 is grounded.

The direct current positive output end of the third rectifier 23 is further provided with a third electrolytic capacitor 9, one path of the direct current positive output end of the third rectifier 23 is electrically connected with the input end of the third voltage regulating module 33, the other path of the direct current positive output end of the third rectifier 23 is electrically connected with the positive electrode of the third electrolytic capacitor 9, and the negative electrode of the third electrolytic capacitor 9 is grounded.

The direct current positive output end of the fourth rectifier 24 is further provided with a fourth electrolytic capacitor 10, one path of the direct current positive output end of the fourth rectifier 24 is electrically connected with the input end of the fourth voltage regulating module 34, the other path of the direct current positive output end of the fourth rectifier 24 is electrically connected with the positive electrode of the fourth electrolytic capacitor 10, and the negative electrode of the fourth electrolytic capacitor 10 is grounded.

The invention relates to a multi-purpose automatic power compensation energy-saving inverter, which comprises the following specific implementation processes: firstly, a circuit is built according to the circuit connection relation, for example, the photovoltaic power and the commercial power supply, and the working principle is as follows: when the photovoltaic power generation and the commercial power supply work together, the two groups of voltages are rectified and filtered through the first rectifier 21 and the second rectifier 22 respectively. Obtaining two groups of isolated direct current voltages; if the photovoltaic is required to generate power preferentially, setting the voltage of the photovoltaic to be higher than a constant value of the commercial power in proportion, and then generating power preferentially by the photovoltaic; the illumination intensity can be changed constantly according to the weather conditions, so the voltage power of photovoltaic power generation is not constant, when the photovoltaic voltage power is lower than a normal value, the alternating current-direct current inverter can not work normally, great influence is brought to load equipment, at the moment, the condition can be sensed by the direct current of the commercial power connected in parallel, and stepless synchronous compensation can be given according to the voltage power lacking in the photovoltaic. If the power load of the equipment is 1kw, the commercial power direct current can compensate 300w when the photovoltaic power supply is 300w due to insufficient illumination intensity, and the compensation is stepless and automatically adjusted and automatically compensated according to actual conditions. And at this moment photovoltaic and commercial power are worked simultaneously, photovoltaic power generation can not stop supplying power because of the intervention of commercial power, insist until there is no illumination at last, can improve photovoltaic power generation's utilization ratio like this for the more energy-conserving, the environmental protection of power consumption, can ensure the normal operating of equipment simultaneously. The power supply modes of the wind power input 12 and the inversion input 13, the photovoltaic input 11 and the commercial power input 14 are the same.

The invention adopts the circuit structure of the input end 1, the rectifier 2, the voltage regulating module 3, the electrolytic capacitor 4, the AC-DC inverter 5 and the output end, and according to the characteristic that the parallel DC voltage is higher and the output is preferred, the voltage input by the inverter can be set and adjusted at will, and which group of the voltage is preferably arranged to work according to the requirement, and the voltage can be set manually and intelligently; the invention greatly improves the utilization rate of photovoltaic power generation, enables the power utilization to be more energy-saving and environment-friendly, and can ensure the normal operation of equipment.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.