CN214042128U - Electronic cabin equipment environmental control system - Google Patents
Electronic cabin equipment environmental control system Download PDFInfo
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- CN214042128U CN214042128U CN202022574612.5U CN202022574612U CN214042128U CN 214042128 U CN214042128 U CN 214042128U CN 202022574612 U CN202022574612 U CN 202022574612U CN 214042128 U CN214042128 U CN 214042128U
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- refrigeration
- water tank
- control system
- heat dissipation
- heat exchange
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Abstract
The utility model relates to a refrigeration field provides an electronic cabin equipment environmental control system. The system utilizes two independent refrigeration loops to provide cooling liquid with different temperatures for two fan coils, and the two fan coils respectively provide cooling air with different temperatures for an electronic equipment cabin and a personnel cabin; each independent refrigerating loop is refrigerated in a compression refrigeration mode and an air cooling heat exchange mode, can be switched by matching with the electromagnetic valve according to the ambient temperature, effectively saves energy, and provides a suitable environment for electronic equipment and personnel in the cabin.
Description
Technical Field
The utility model relates to a refrigeration field, concretely relates to electronic compartment equipment environmental control system.
Background
At present, a common environmental control system can only provide cooling air with single temperature, pressure and flow rate, so that electronic equipment is cooled, and when the cooling air with another temperature needs to be provided, a set of environmental control system needs to be used. Therefore, an environmental control system is needed to meet the requirements of different air supply temperatures, and the environmental control system is also needed to be convenient to maintain and use.
Disclosure of Invention
For the cooling requirement of the coolant who satisfies two kinds of temperatures in the environmental control system, the utility model aims to provide a can provide the environmental control system of the cooling air of different temperatures simultaneously.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
an electronic cabin equipment environment control system comprises two parallel refrigeration loops, wherein the first refrigeration loop comprises a first water tank, a first liquid supply pump, a shelter fan coil and a first refrigeration heat dissipation system; the first refrigeration heat dissipation system and the second refrigeration heat dissipation system respectively consist of one or more refrigeration heat dissipation units, and each refrigeration heat dissipation unit comprises a compression refrigeration heat exchange loop and an air-cooled heat exchange loop; the compression refrigeration heat exchange loop comprises a compressor, an evaporator, an oil-liquid separator, a filter, an expansion valve and a condenser; the air-cooled heat exchange loop comprises a plate heat exchanger; the refrigerant selectively enters a condenser or a plate heat exchanger for heat exchange after exchanging heat in the square cabin fan coil or the equipment cabin fan coil, and returns to the first water tank or the second water tank.
Furthermore, electromagnetic valves are respectively arranged on the refrigerant inlet and outlet pipelines of the condenser and the plate heat exchanger.
Further, the first refrigeration heat dissipation system comprises three groups of refrigeration heat dissipation units connected in parallel.
Further, an electric heater is installed in the first water tank.
And furthermore, a flow control valve is arranged on a pipeline between the first water tank or the second water tank and the corresponding refrigeration heat exchange system.
After taking above technical scheme, the beneficial effects of the utility model are that: the system utilizes two independent refrigeration loops to provide cooling liquid with different temperatures for two fan coils, and the two fan coils respectively provide cooling air with different temperatures for an electronic equipment cabin and a personnel cabin; each independent refrigerating loop is refrigerated in a compression refrigeration mode and an air cooling heat exchange mode, can be switched by matching with the electromagnetic valve according to the ambient temperature, effectively saves energy, and provides a suitable environment for electronic equipment and personnel in the cabin.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
fig. 2 is a schematic diagram of a refrigeration heat dissipation system.
Detailed Description
As shown in figure 1, the electronic cabin equipment environment control system provides cooling air with proper temperature through heat exchange of a shelter fan coil 1 and an equipment cabin fan coil 2 in a personnel cabin and an electronic equipment cabin respectively.
A shelter fan coil 1 is mounted in the first refrigeration circuit. The first refrigeration loop comprises a first water tank 3, a first liquid supply pump 4, a shelter fan coil 1 and a first refrigeration heat dissipation system, and the first refrigeration heat dissipation system comprises refrigeration heat dissipation units connected in parallel at three levels.
As shown in fig. 2, the heat rejection refrigeration unit consists of a compression refrigeration circuit and an air-cooled circuit connected in parallel. The compression refrigeration loop comprises a compressor 5, an evaporator 6, an oil-liquid separator 7, a filter 8, an expansion valve 9 and a condenser 10; the air-cooling circuit includes a heat exchanger 11.
As shown in fig. 1, a first water tank 3 of a shelter fan coil 1 provides refrigerant water, a first liquid supply pump 4 extracts the refrigerant water from the first water tank, the refrigerant water is filtered by a filter and then is sent to the shelter fan coil for heat exchange 1, electromagnetic valves are respectively installed at the front end and the rear end of the first liquid supply pump 4, and a check valve, a temperature sensor, a pressure sensor and an electromagnetic valve are installed on a pipeline between the first liquid supply pump 4 and the shelter fan coil 1; the cold water after heat exchange in the shelter fan coil 1 is sent to the heat dissipation refrigeration unit through a pipeline. A main pipeline between the shelter fan coil 1 and the heat dissipation refrigeration unit is provided with a flow control valve, a temperature sensor, a pressure sensor and an electromagnetic valve, and the main pipeline is divided into two branches which are respectively connected with a refrigerant water channel of a condenser 10 of a compression refrigeration loop and a refrigerant water channel of a heat exchanger 11 in an air cooling loop. The refrigerant water inlet and outlet pipelines of the heat exchanger 11 and the condenser 20 are respectively provided with an electromagnetic valve, so that the heat exchange modes can be switched conveniently, and the refrigerant water channels of the heat exchanger 11 and the condenser 10 return liquid to the first water tank 3 to complete a cycle. An electric heater 12 is installed in the first water tank 3 for warming the cabin in cold weather.
An equipment room fan coil 2 is mounted in the second refrigeration circuit. The second refrigeration loop includes a second water tank 13, a second liquid feed pump 14, an equipment compartment fan coil 2, and a second refrigeration heat rejection system. The second refrigeration circuit is connected with the first refrigeration circuit in the same way. And only one stage of refrigeration heat dissipation unit is arranged in the second refrigeration heat dissipation system.
And internal circulation branches 15 communicated with the first refrigeration heat dissipation system and the second heat dissipation system are respectively arranged at the outlets of the first liquid supply pump 4 and the second liquid supply pump 14. When the temperature in the personnel cabin and the electronic equipment cabin is within a set range, the refrigerant water in the first water tank 3 and the second water tank 13 directly enters the first refrigeration heat dissipation system and the second heat dissipation system respectively through the internal circulation branch 15 for heat exchange, the temperature of the refrigerant water in the first water tank and the second water tank is reduced, cold storage is formed, when heat exchange is needed in the personnel cabin and the electronic equipment cabin, the refrigerant water in the first water tank and the second water tank can provide enough low-temperature refrigerant for the square cabin fan coil 1 and the equipment cabin fan coil 2 for heat exchange within a period of time, at the moment, the first refrigeration heat dissipation system and the second heat dissipation system can stop working, and the first refrigeration heat dissipation system and the second heat dissipation system can continue to refrigerate continuously until the temperature of the refrigerant water is increased to a certain extent and is not enough to meet the refrigeration requirement.
Both refrigeration loops can exchange heat for five cycles:
1. refrigerant water in the water tank is pumped to the fan coil for heat exchange through the liquid feed pump, and the refrigerant water after heat exchange of the fan coil is circulated back to the water tank.
2. Refrigerant water in the water tank is pumped to the fan coil for heat exchange through the liquid supply pump, and the refrigerant water after heat exchange of the fan coil enters
3. Refrigerant water in the water tank is pumped to the fan coil for heat exchange through a liquid supply pump, and the refrigerant water after heat exchange of the fan coil enters the heat exchanger;
4. the refrigerant water in the water tank directly enters the condenser, exchanges heat with the refrigerant in the condenser and returns to the water tank after being cooled, and cold storage is finished;
5. the refrigerant water of the water tank directly enters the heat exchanger, and returns to the water tank after being cooled in the heat exchanger by air cooling to finish cold storage;
the electromagnetic valves on the pipelines are matched with temperature and pressure sensors, and the switching is carried out under the control of a control system.
Claims (6)
1. An electronic cabin equipment environment control system is characterized by comprising two parallel refrigeration loops, wherein the first refrigeration loop comprises a first water tank, a first liquid supply pump, a shelter fan coil and a first refrigeration heat dissipation system; the first refrigeration heat dissipation system and the second refrigeration heat dissipation system respectively consist of one or more refrigeration heat dissipation units, and each refrigeration heat dissipation unit comprises a compression refrigeration heat exchange loop and an air-cooled heat exchange loop; the compression refrigeration heat exchange loop comprises a compressor, an evaporator, an oil-liquid separator, a filter, an expansion valve and a condenser; the air-cooled heat exchange loop comprises a plate heat exchanger; the refrigerant selectively enters a condenser or a plate heat exchanger for heat exchange after exchanging heat in the square cabin fan coil or the equipment cabin fan coil, and returns to the first water tank or the second water tank.
2. The electronic cabin equipment environment control system according to claim 1, wherein solenoid valves are respectively installed on refrigerant inlet and outlet pipes of the condenser and the plate heat exchanger.
3. The electronic cabin equipment environment control system according to claim 1, wherein internal circulation branches communicating the first refrigeration heat dissipation system and the second heat dissipation system are respectively provided at outlets of the first liquid supply pump and the second liquid supply pump.
4. The electronic compartment equipment environment control system according to claim 1, wherein the first cooling system comprises three sets of cooling units connected in parallel.
5. The electronic cabin equipment environmental control system according to claim 1, wherein an electric heater is installed in the first water tank.
6. The electronic cabin equipment environment control system according to claim 1, wherein a flow control valve is installed on a pipeline between the first water tank or the second water tank and the corresponding refrigeration heat exchange system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022574612.5U CN214042128U (en) | 2020-11-10 | 2020-11-10 | Electronic cabin equipment environmental control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022574612.5U CN214042128U (en) | 2020-11-10 | 2020-11-10 | Electronic cabin equipment environmental control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214042128U true CN214042128U (en) | 2021-08-24 |
Family
ID=77357438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022574612.5U Active CN214042128U (en) | 2020-11-10 | 2020-11-10 | Electronic cabin equipment environmental control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214042128U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113703309A (en) * | 2021-08-31 | 2021-11-26 | 北京无线电测量研究所 | Personnel and equipment mixing cabin with high-integration ring control system |
| CN116059058A (en) * | 2022-10-25 | 2023-05-05 | 南京中纬光电科技有限公司 | Household micro-hyperbaric oxygen chamber system |
-
2020
- 2020-11-10 CN CN202022574612.5U patent/CN214042128U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113703309A (en) * | 2021-08-31 | 2021-11-26 | 北京无线电测量研究所 | Personnel and equipment mixing cabin with high-integration ring control system |
| CN113703309B (en) * | 2021-08-31 | 2024-02-06 | 北京无线电测量研究所 | Personnel and equipment mixing cabin with high-integration environmental control system |
| CN116059058A (en) * | 2022-10-25 | 2023-05-05 | 南京中纬光电科技有限公司 | Household micro-hyperbaric oxygen chamber system |
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