CN112218507A - Integrated mast comprehensive cooling system - Google Patents
Integrated mast comprehensive cooling system Download PDFInfo
- Publication number
- CN112218507A CN112218507A CN202011244910.6A CN202011244910A CN112218507A CN 112218507 A CN112218507 A CN 112218507A CN 202011244910 A CN202011244910 A CN 202011244910A CN 112218507 A CN112218507 A CN 112218507A
- Authority
- CN
- China
- Prior art keywords
- water
- heat exchanger
- cooling system
- cooling
- refrigerant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 53
- 238000007906 compression Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 100
- 239000003507 refrigerant Substances 0.000 claims description 46
- 239000007788 liquid Substances 0.000 claims description 20
- 239000000498 cooling water Substances 0.000 claims description 15
- 239000002826 coolant Substances 0.000 abstract description 12
- 238000005057 refrigeration Methods 0.000 abstract description 12
- 238000005485 electric heating Methods 0.000 abstract description 3
- 102000010637 Aquaporins Human genes 0.000 description 5
- 108010063290 Aquaporins Proteins 0.000 description 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 125000003827 glycol group Chemical group 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20309—Evaporators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
- F25D31/005—Combined cooling and heating devices
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20318—Condensers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20327—Accessories for moving fluid, for connecting fluid conduits, for distributing fluid or for preventing leakage, e.g. pumps, tanks or manifolds
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20354—Refrigerating circuit comprising a compressor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20381—Thermal management, e.g. evaporation control
Abstract
The invention relates to the field of refrigeration, and provides an integrated mast comprehensive cooling system. The primary cooling system provides two modes of compression refrigeration and heat exchange refrigeration of the seawater heat exchanger, can be automatically switched according to the change of the environment, can adapt to various environmental temperatures and save energy sources compared with a single refrigeration mode, and meets the requirement of a cooling medium loaded at about 8 ℃ by a thunderstorm method; the secondary cooling system is one of the loads of the primary cooling system, can exchange heat with a high-temperature cooling medium to a proper temperature, and can also heat a low-temperature cooling medium to a proper temperature through electric heating, so that the requirement of the radar on the cooling medium with a special load of about 27 ℃ is met.
Description
Technical Field
The invention relates to the field of refrigeration, in particular to an integrated mast comprehensive cooling system.
Background
In a liquid cooling device in the prior art, a compression refrigeration system or a heat exchanger is used for providing a cooling medium for a heating device, and the cooling medium exchanges heat in the heat exchanger of the heating device to take away heat, so that a cooling effect is achieved. For special heat generating equipment, such as three-type radars for ships, cooling is required to be provided for different temperatures and different types of cooling media during operation. Some heat generating devices need to provide cooling medium around 8 deg.c and some heat generating devices need to provide cooling medium around 27 deg.c. Conventional liquid cooling sources are difficult to meet. Meanwhile, as the radar is applied to ships, the heat exchange requirements under different environmental temperatures cannot be met by a single liquid cooling mode.
Disclosure of Invention
In order to meet the special heat exchange requirement of the three-type radar for ships, the invention aims to provide an integrated mast comprehensive cooling system.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
an integrated mast comprehensive cooling system comprises a primary cooling system, a water separator, a water collector, a secondary cooling system and a control unit, wherein the primary cooling system comprises a water cooling tower, a liquid supply pump, a water chilling unit, a seawater heat exchanger and a refrigerant pump, a temperature sensor is arranged in the cooling tower, the secondary cooling system comprises a circulating pump, a heater and a plate heat exchanger, and evaporators or seawater heat exchangers of the water cooling tower, the liquid supply pump and the water chilling unit are sequentially connected in series through pipelines to form a primary cooling water loop; an evaporator or a seawater heat exchanger, a water separator, a heat exchanger in a radar load, a water collector and a refrigerant water pump of the water chilling unit are sequentially connected in series through pipelines to form a primary refrigerant water loop; the water separator and the plate heat exchanger water collector are sequentially connected in series through a pipeline to form a secondary cooling water loop, and the heat exchanger, the circulating pump, the heater and the plate heat exchanger in the radar partial load are sequentially connected in series through a pipeline to form a secondary refrigerant water loop.
Furthermore, the liquid supply pump is respectively connected with the water chilling unit and the seawater heat exchanger through two branch pipelines, and the two branch pipelines are respectively provided with an electromagnetic valve and a flow valve.
Furthermore, the water separator is provided with a water outlet, and the water collector is connected with a water replenishing pump.
Further, the water chilling unit is a compression refrigeration unit.
And furthermore, dynamic differential pressure balance valves are respectively arranged between the refrigerant water inlet pipeline and the refrigerant water outlet pipeline of the heat exchanger in the radar load and between the cooling water inlet pipeline and the cooling water outlet pipeline of the plate heat exchanger.
After the technical scheme is adopted, the invention has the beneficial effects that: the primary cooling system provides two modes of compression refrigeration and heat exchange refrigeration of the seawater heat exchanger, can be automatically switched according to the change of the environment, can adapt to various environmental temperatures and save energy sources compared with a single refrigeration mode, and meets the requirement of a cooling medium loaded at about 8 ℃ by a thunderstorm method; the secondary cooling system is one of the loads of the primary cooling system, can exchange heat with a high-temperature cooling medium to a proper temperature, and can also heat a low-temperature cooling medium to a proper temperature through electric heating, so that the requirement of the radar on the cooling medium with a special load of about 27 ℃ is met.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention.
Detailed Description
The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings:
as shown in the figure, the integrated mast comprehensive cooling system is used for cooling heating equipment such as power cabinets, water-cooling cabinets, information processing cabinets, servo driving cabinets, ventilation and dehumidification devices and servo motors of three types of radars.
The system comprises a primary cooling system and a secondary cooling system. The primary cooling system provides 8 +/-3 ℃ of refrigerant water to cool part of load of the radar. The secondary cooling system provides refrigerant water with the temperature of 27 +/-3 ℃ to cool the load which is specially required by the radar part.
The primary cooling system uses the seawater primarily cooled by the cooling tower 1 as cooling water, and selects a proper refrigeration mode according to the temperature of the seawater. The cooling water of the cooling tower 1 is pumped out by a liquid supply pump 2, the front end of the liquid supply pump 2 is provided with a filter, a pressure sensor, a temperature sensor, an electromagnetic valve, a pressure gauge and other accessories, the outlet of the liquid supply pump 2 is provided with a pressure gauge, a check valve, an electromagnetic flow sensor and other accessories, the water outlet of the liquid supply pump is divided into two branches which are respectively connected with a water chilling unit 3 and a seawater heat exchanger 4, the two branches are respectively connected with the electromagnetic valve in series, and the cooling water returns to the cooling tower 1 through a pipeline after heat exchange of the heat exchanger of the water chilling unit 3 or the. The water cooling unit is a compression refrigerating unit, a refrigerant exchanges heat with refrigerant water in the condenser, and the refrigerant water is sent into the water separator 5 after being reduced to 8 +/-3 ℃; or the cooling water exchanges heat with refrigerant water in the seawater heat exchanger 4, and the refrigerant water is sent into the water separator 5 after being cooled to 8 +/-3 ℃. The refrigerant water is glycol. Check valves, temperature sensors and electromagnetic flow sensors are connected in series on pipelines between the water chilling unit 3 and the seawater heat exchanger 4 and the water separator 5. The water chilling unit 3 and the seawater heat exchanger 4 do not work at the same time. When the temperature of the external seawater is lower than 5 ℃, the electromagnetic valve between the liquid feed pump 2 and the water chilling unit 3 is closed, and the liquid feed pump 2 sends the low-temperature seawater into the seawater heat exchanger 4 to exchange heat with the refrigerant water and outputs the refrigerant water to the water separator 5; when the temperature of the external seawater is higher than 20 ℃, the electromagnetic valve between the liquid supply pump 2 and the seawater heat exchanger 4 is closed, the liquid supply pump 2 sends the seawater in the cooling tower 1 into the heat exchanger of the water chilling unit 3, and the refrigerant liquid in the water chilling unit 4 absorbs the heat in the refrigerant water in the condenser. The high-temperature and high-pressure refrigerant gas is subjected to heat exchange with seawater in the heat exchanger and then condensed into high-pressure liquid, and the high-pressure liquid enters the condenser after being throttled by the expansion valve, so that the refrigeration cycle is completed. Meanwhile, the outlet water temperature of the cooling liquid is controlled to be kept within the range of 8 +/-3 ℃ by controlling the running number of the compressors and the adjustment of a single compressor.
Refrigerant water with the temperature of 8 +/-3 ℃ is concentrated in the water separator 5 and is respectively sent to the heat exchangers 6 of all loads of the radar through a plurality of input pipelines for heat exchange to take away heat, the input pipelines are respectively connected with accessories such as an electromagnetic valve, a pressure sensor, a temperature sensor and the like in series, the refrigerant water after heat exchange is sent to the water collector 7 through a recovery pipeline, and the recovery pipeline is respectively connected with accessories such as an electromagnetic valve pressure sensor, a temperature sensor, an electromagnetic flow sensor and the like in series. And a dynamic differential pressure balance valve 8 is arranged between the input pipeline and the output pipeline corresponding to the same load. The refrigerant water in the water collector 7 is respectively sent back to the refrigerant water channels of the water chilling unit 3 and the seawater heat exchanger 4 for circulating heat exchange through the refrigerant water pump 9. The front end of the refrigerant water pump 9 is connected with a deaerator, a pressure sensor and a temperature sensor in series, a back end pipeline of the refrigerant water pump 9 is connected with a check valve, an electromagnetic valve and the like in series, the refrigerant water pump 9 is divided into two branches to be connected with a water chilling unit and a seawater heat exchanger, and the two branches are connected with the electromagnetic valve in series respectively.
The loads of an antenna turntable, a servo motor and the like of the radar need cooling by refrigerant water at 27 +/-3 ℃, and the refrigerant water is water. Provided by a secondary cooling system. The secondary cooling system comprises a water tank 10, a circulating pump 11, a filter 12, a heater 13 and a plate heat exchanger 14, wherein the circulating pump 11 extracts refrigerant water from the water tank 10, the refrigerant water enters a refrigerant water channel of the plate heat exchanger 14 after passing through the filter 12 and the heater 13, the refrigerant water is sent into a heat exchanger of a load through a pipeline after the heat exchange of the plate heat exchanger 14, and the refrigerant water returns to the water tank 10 through the pipeline after the heat exchange of the load heat exchanger to complete the circulation. The pipelines are all provided with accessories such as pressure sensors, temperature sensors, check valves, electromagnetic valves and the like. A cooling water pipeline of the plate heat exchanger 14 is connected in series between the water separator 5 and the water collector 7 through a pipeline, accessories such as an electromagnetic valve and the like are installed on each pipeline, and a dynamic differential pressure balance valve is installed between the pipelines; the glycol with the temperature of 8 ℃ in the water separator 5 exchanges heat with the refrigerant water in the plate heat exchanger 14 and then returns to the water collector 7. When the temperature of the refrigerant water is higher than 30 ℃, ethylene glycol is introduced into a cooling water channel of the plate heat exchanger 14 to exchange heat with the refrigerant water to control the temperature to be 27 +/-3 ℃, and then the heater 13 is closed; when the temperature of the refrigerant water is lower than 24 ℃, a cooling water channel of the plate heat exchanger 14 is closed, the electric heater 13 is started, and the temperature of the refrigerant water is heated and adjusted to 27 +/-3 ℃; when the temperature of the refrigerant water is between 24 and 30 ℃, the cooling water channel of the plate heat exchanger 14 and the electric heating 13 are closed, and the refrigerant water is circulated by the circulating pump 11.
The structure of the water chilling unit, the air conditioner accessories and the control system of the air conditioner are all adopted as conventional means in the air conditioner industry, and the detailed description is omitted in the scheme.
Claims (5)
1. An integrated mast comprehensive cooling system is characterized by comprising a primary cooling system, a water separator, a water collector, a secondary cooling system and a control unit, wherein the primary cooling system comprises a water cooling tower, a liquid supply pump, a water chilling unit, a seawater heat exchanger and a refrigerant pump, a temperature sensor is arranged in the cooling tower, the secondary cooling system comprises a circulating pump, a heater and a plate heat exchanger, and evaporators or seawater heat exchangers of the water cooling tower, the liquid supply pump and the water chilling unit are sequentially connected in series through pipelines to form a primary cooling water loop; an evaporator or a seawater heat exchanger, a water separator, a heat exchanger in a radar load, a water collector and a refrigerant water pump of the water chilling unit are sequentially connected in series through pipelines to form a primary refrigerant water loop; the water separator and the plate heat exchanger water collector are sequentially connected in series through a pipeline to form a secondary cooling water loop, and the heat exchanger, the circulating pump, the heater and the plate heat exchanger in the radar partial load are sequentially connected in series through a pipeline to form a secondary refrigerant water loop.
2. The integrated mast comprehensive cooling system according to claim 1, wherein the liquid supply pump is connected with the water chilling unit and the seawater heat exchanger through two branch pipelines, and the two branch pipelines are respectively provided with an electromagnetic valve and a flow valve.
3. An integrated mast comprehensive cooling system according to claim 1, wherein the water separator is provided with a water discharge outlet, and the water collector is connected with a water replenishing pump.
4. An integrated mast complex cooling system according to claim 1, wherein the chiller is a compression chiller.
5. The integrated mast comprehensive cooling system as claimed in claim 1, wherein dynamic pressure difference balance valves are respectively installed between the inlet and outlet pipelines of the refrigerant water of the heat exchanger in the radar load and between the inlet and outlet pipelines of the cooling water of the plate heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011244910.6A CN112218507A (en) | 2020-11-10 | 2020-11-10 | Integrated mast comprehensive cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011244910.6A CN112218507A (en) | 2020-11-10 | 2020-11-10 | Integrated mast comprehensive cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112218507A true CN112218507A (en) | 2021-01-12 |
Family
ID=74056694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011244910.6A Pending CN112218507A (en) | 2020-11-10 | 2020-11-10 | Integrated mast comprehensive cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112218507A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021196770A1 (en) * | 2020-04-03 | 2021-10-07 | 中天（江苏）防务装备有限公司 | Integrated mast comprehensive cooling system |
| CN113587527A (en) * | 2021-08-06 | 2021-11-02 | 中国电子科技集团公司第三十八研究所 | Double-fluid loop radar array surface cooling system |
-
2020
- 2020-11-10 CN CN202011244910.6A patent/CN112218507A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021196770A1 (en) * | 2020-04-03 | 2021-10-07 | 中天（江苏）防务装备有限公司 | Integrated mast comprehensive cooling system |
| CN113587527A (en) * | 2021-08-06 | 2021-11-02 | 中国电子科技集团公司第三十八研究所 | Double-fluid loop radar array surface cooling system |
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