阅读说明：本技术 一种影院空调云控节能系统 (Cinema air conditioner cloud accuse economizer system ) 是由 朱亦民 李耀智 于 2019-06-18 设计创作，主要内容包括：本发明公开了一种影院空调云控节能系统,包括变频器、温度传感器、阀门执行器、可编程控制器、放映数据库以及监控软件,温度传感器的输出端与可编程控制器的输入端连接,可编程控制器的输入端还连接有风阀手动控制模块、放映数据库、空气质量检测组件,可编程控制器的输出端连接变频器、阀门执行器,变频器与风机电性连接,阀门执行器的输出端与阀门连接。本发明能够远程手动开启或关闭空调机组,实现多模式控制,风机的频率根据设定温度动态调整运行频率,新风阀的手自动控制,环境质量控制,包场模式控制,冬夏季控制等功能,具有很高的推广价值。(The invention discloses a cinema air conditioner cloud control energy-saving system which comprises a frequency converter, a temperature sensor, a valve actuator, a programmable controller, a projection database and monitoring software, wherein the output end of the temperature sensor is connected with the input end of the programmable controller, the input end of the programmable controller is also connected with an air valve manual control module, the projection database and an air quality detection assembly, the output end of the programmable controller is connected with the frequency converter and the valve actuator, the frequency converter is electrically connected with a fan, and the output end of the valve actuator is connected with a valve. The invention can remotely and manually open or close the air conditioning unit, realize multi-mode control, dynamically adjust the running frequency of the fan according to the set temperature, and has the functions of manual and automatic control of the fresh air valve, environmental quality control, yard mode control, winter and summer control and the like, thereby having very high popularization value.)

1. The utility model provides a cinema air conditioner cloud accuse economizer system, includes converter, temperature sensor, valve executor, programmable controller, projection database and monitoring software, its characterized in that: the output end of the temperature sensor is connected with the input end of the programmable controller, the input end of the programmable controller is further connected with an air valve manual control module, a projection database and an air quality detection assembly, the output end of the programmable controller is connected with a frequency converter and a valve actuator, the frequency converter is electrically connected with a fan, and the output end of the valve actuator is connected with a valve.

2. The cinema air conditioner cloud control energy-saving system according to claim 1, characterized in that: the air quality detection assembly comprises CO₂A sensor, a formaldehyde sensor.

3. The cinema air conditioner cloud control energy-saving system according to claim 1, characterized in that: the programmable controller is connected with a display screen.

4. The cinema air conditioner cloud control energy-saving system according to claim 1, characterized in that: the fan is connected with a start-stop control device and a rotating speed monitoring device.

5. The cinema air conditioner cloud control energy-saving system according to claim 4, characterized in that: the start-stop control device is connected with the programmable controller, and the rotating speed monitoring device is connected with the input end of the programmable controller.

Technical Field

The invention relates to the field of air conditioning systems, in particular to a cloud control energy-saving system of a cinema air conditioner.

Background

Air conditioning systems used in movie theaters suffer from the following drawbacks: the frequency of the fan cannot dynamically adjust the operating frequency according to the set temperature. The fresh air valve can not be manually opened or closed, thereby the air quality can not be adjusted and the energy-saving temperature control can not be realized. Indoor CO undetectable by the prior art₂The fresh air proportion is adjusted by the real-time indoor concentration of formaldehyde and the like, and the aim of controlling the indoor air conditioner quality cannot be achieved.

Disclosure of Invention

The invention aims to provide a cinema air conditioner cloud control energy-saving system to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a cinema air conditioner cloud accuse economizer system, includes converter, temperature sensor, valve executor, programmable controller, projection database and monitoring software, and temperature sensor's output is connected with programmable controller's input, and programmable controller's input still is connected with blast gate manual control module, projection database, air quality detection subassembly, and converter, valve executor are connected to programmable controller's output, converter and fan electric connection, and valve executor's output is connected with the valve.

Preferably, the air quality detection assembly comprises CO₂A sensor, a formaldehyde sensor.

Preferably, the programmable controller is connected with a display screen.

Preferably, the fan is connected with a start-stop control device and a rotating speed monitoring device.

Preferably, the start-stop control device is connected with the programmable controller, and the rotating speed monitoring device is connected with the input end of the programmable controller.

Compared with the prior art, the invention has the beneficial effects that: the air conditioning system is automatically started and stopped according to the work and rest time of the movie cities, and the work and rest time can be manually adjusted at any time according to different movie cities. The air conditioning unit can be remotely and manually turned on or off. The multi-mode control is realized, and the energy-saving mode and the non-energy-saving mode can be switched at any time. The non-energy-saving mode is suitable for temporary conditions, and the energy-saving mode automatically adjusts operation according to real-time conditions. The indoor temperature setting temperature is dynamically adjusted according to whether the number of persons showing the ticket is showing or not and the number of ticket selling persons. The lowest frequency operation during non-show times. And the frequency of the fan dynamically adjusts the running frequency according to the set temperature. The fresh air valve can be manually opened or closed by manual automatic control, and the proportion of the fresh air valve can be automatically adjusted according to a program. And (4) controlling the environmental quality, namely adjusting the fresh air proportion according to the detected indoor real-time concentrations of indoor CO2, formaldehyde and the like to achieve the purpose of controlling the indoor air conditioner quality. And (4) pack mode control, wherein when meeting a temporary pack showing in a movie city, the air conditioning system can be set to operate according to the pack mode. And automatically adjusting the control logic of the air conditioning system in winter and summer according to the date. And (4) inquiring a system operation data curve, and inquiring historical operation data and an operation curve according to locally screened conditions. And counting the electricity consumption, recording the electricity consumption of the air conditioning system in real time, and forming a historical data report. And (4) user management, namely setting different management authorities according to the grades of the workers to perform hierarchical management.

Drawings

FIG. 1 is a system diagram of the present invention (partially, FIG. 1, FIG. 2, FIG. 3 and FIG. 4 constitute a system diagram);

FIG. 2 is a system diagram of the present invention (partially, R0, S0, T0 of FIG. 1 are respectively connected to R0 ', S0 ', T0 ' of FIG. 2);

FIG. 3 is a system diagram (partial) of the present invention;

FIG. 4 is a system diagram of the present invention (local, AV24V and G0 of FIG. 3 are connected to AV24V and G0 of FIG. 4, respectively)

Fig. 5 is a schematic diagram of the damper control.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a cloud control energy-saving system for cinema air conditioner comprises a frequency converter, a temperature sensor, a valve actuator, a programmable controller and a projectionThe output end of the temperature sensor is connected with the input end of the programmable controller, the input end of the programmable controller is further connected with an air valve manual control module, a projection database and an air quality detection assembly, the output end of the programmable controller is connected with a frequency converter and a valve actuator, the frequency converter is electrically connected with a fan, and the output end of the valve actuator is connected with a valve. The air quality detection assembly comprises CO₂A sensor, a formaldehyde sensor. The programmable controller is connected with a display screen. The fan is connected with a start-stop control device and a rotating speed monitoring device. The start-stop control device is connected with the programmable controller, and the rotating speed monitoring device is connected with the input end of the programmable controller.

The cinema cloud control system core component is an RWG1.M12D controller, the RWG1.M12D controller controls a fan to be started and stopped and a frequency converter to be controlled by acquiring data such as terminal temperature and humidity, CO2, PM2.5, VOC, projection information and the like, so that energy is saved on the basis of ensuring the comfort degree of a cinema, and meanwhile, the operation and maintenance service of equipment is provided. The specific control points are illustrated as follows: 1. and the RWG1.M12D controller X1 channel is used for monitoring the air supply temperature of the air conditioner unit. 2. The RWG1.M12D controller X2 channel is used for monitoring the temperature of mixed air obtained by fresh air and return air of the air conditioner unit. 3. RWG1.M12D controller X3 channel was used to monitor chilled water supply water temperature. 4. RWG1.M12D controller X4 channel is used for monitoring return water temperature of chilled water. 5. RWG1.M12D controller X5 channel is used for monitoring the temperature of hot water supply. 6. RWG1.M12D controller X6 channel is used for monitoring the return water temperature of the heating medium water. 7. And the RWG1.M12D controller X7 channel is used for controlling the switching of the stop, the local operation and the remote cloud control of the air conditioning system. 8. RWG1.M12D controller X8 channel is used for controlling the cinema lighting system to start and stop on time. 9. And the RWG1.M12D controller X9 channel is used for controlling the on-time start and stop of the air conditioning system and the start and stop according to the temperature. 10. The RWG1.M12D controller X10 channel adjusts the frequency of the frequency converter according to the collected temperature and humidity data, the projection information and other conditions, thereby controlling the rotating speed of the air-conditioning fan and ensuring the indoor comfortable temperature. 11. RWG1.M12D controller X11 channel monitors the actual operating frequency of the frequency converter. 12. RWG1.M12D controller X12 passageway is according to the start-stop of indoor air quality and fan, adjusts the aperture of new trend blast gate and return air blast gate. The indoor air quality is guaranteed. 13. The 485 channels of the RWG1.M12D controller are used for monitoring indoor temperature and humidity, CO2, PM2.5, VOC and other air quality data and monitoring system power consumption. 14. The RF300A frequency converter actually controls the start and stop of the fan, the rotating speed of the fan, the running state of the fan, the fault state of the fan and the like according to the control signal given by the RWG1.M12D controller. 15. And an S1 channel of the RF300A frequency converter is used for controlling the starting and stopping of the air conditioner fan. 16. The 0-10v channel of the RF300A frequency converter is used to adjust the operating frequency. 17. The AO1 channel of the RF300A frequency converter is used for frequency feedback of the actual operating frequency of the frequency converter. 18. The RO1 channel of the RF300A frequency converter is used for monitoring the running state of the fan. 19. The RO2 channel of the RF300A frequency converter is used to monitor the fault status of the wind turbine. 20. The ACREL multifunctional electric meter is used for collecting the actual power consumption of the air conditioning system and transmitting data to the cloud. 21. The running state and fault state of the system are displayed on the local control box through ZJ2 and ZJ3 relays and indicator lights.

The software control principle of the system is as follows:

1. the air conditioning system is automatically started and stopped according to the work and rest time of the movie cities, and the work and rest time can be manually adjusted at any time according to different movie cities.

2. The air conditioning unit can be remotely and manually turned on or off.

3. The multi-mode control is realized, and the energy-saving mode and the non-energy-saving mode can be switched at any time. The non-energy-saving mode is suitable for temporary conditions, and the energy-saving mode automatically adjusts operation according to real-time conditions.

4. The indoor temperature setting temperature is dynamically adjusted according to whether the number of persons showing the ticket is showing or not and the number of ticket selling persons. The lowest frequency operation during non-show times.

5. And the frequency of the fan dynamically adjusts the running frequency according to the set temperature.

6. The fresh air valve can be manually opened or closed by manual automatic control, and the proportion of the fresh air valve can be automatically adjusted according to a program.

7. And (4) controlling the environmental quality, namely adjusting the fresh air proportion according to the detected indoor real-time concentrations of indoor CO2, formaldehyde and the like to achieve the purpose of controlling the indoor air conditioner quality.

8. And (4) pack mode control, wherein when meeting a temporary pack showing in a movie city, the air conditioning system can be set to operate according to the pack mode.

9. And automatically adjusting the control logic of the air conditioning system in winter and summer according to the date.

10. And (4) inquiring a system operation data curve, and inquiring historical operation data and an operation curve according to locally screened conditions.

11. And counting the electricity consumption, recording the electricity consumption of the air conditioning system in real time, and forming a historical data report.

12. And (4) user management, namely setting different management authorities according to the grades of the workers to perform hierarchical management.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.