CN116928945A - Cold accumulation type cooling liquid circulation cooling system - Google Patents
Cold accumulation type cooling liquid circulation cooling system Download PDFInfo
- Publication number
- CN116928945A CN116928945A CN202310740544.0A CN202310740544A CN116928945A CN 116928945 A CN116928945 A CN 116928945A CN 202310740544 A CN202310740544 A CN 202310740544A CN 116928945 A CN116928945 A CN 116928945A
- Authority
- CN
- China
- Prior art keywords
- cooling liquid
- cooling
- circulation system
- circulation
- liquid circulation
- 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
- 239000000110 cooling liquid Substances 0.000 title claims abstract description 55
- 238000001816 cooling Methods 0.000 title claims abstract description 20
- 238000009825 accumulation Methods 0.000 title claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 239000003507 refrigerant Substances 0.000 claims description 23
- 230000008054 signal transmission Effects 0.000 claims description 2
- 239000012809 cooling fluid Substances 0.000 claims 2
- 230000001172 regenerating effect Effects 0.000 claims 1
- 239000012530 fluid Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000002826 coolant Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- 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
- F25D16/00—Devices using a combination of a cooling mode associated with refrigerating machinery with a cooling mode not associated with refrigerating machinery
-
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
-
- 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
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a cold accumulation type cooling liquid circulation cooling system, which comprises a refrigerating fluid circulation system formed by a compressor, a condenser, a throttling device and an evaporator, and a cooling liquid circulation system formed by a cooling liquid tank, an electrically controllable liquid supply three-way valve, a liquid supply pump, a heat load, a heater and a radiator, wherein heat exchange is formed between the cooling liquid tank in the cooling liquid circulation system and the evaporator in the refrigerating fluid circulation system. The invention effectively simplifies the circulation of the cooling liquid, reduces the cost of the system and improves the reliability of the system.
Description
Technical Field
The invention relates to the field of cooling liquid circulation cooling systems, in particular to a cold accumulation type cooling liquid circulation cooling system.
Background
At present, the cooling liquid circulation cooling device is widely used for cooling industrial equipment such as machine tools, welding machines, lasers and the like, and has the function of preparing chilled water and cooling heating equipment.
The general cold-storage water circulation cooling equipment is divided into a cooling liquid cold-storage circulation and a cooling liquid supply circulation. During cold accumulation, the refrigerating capacity is accumulated in a low-temperature liquid tank through a cooling liquid cold accumulation cycle; and during liquid supply, the low-temperature cooling liquid accumulated during cold accumulation is released through cooling liquid supply circulation. The water circulation cooling device is provided with 2 independent cooling liquid circulation systems such as cold accumulation and liquid supply, and each circulation system needs independent power equipment, and has the defects of complex structure, high cost, low reliability and the like.
Disclosure of Invention
The invention provides a cold accumulation type cooling liquid circulation cooling system, which aims to solve the problems of complex structure, high cost and low reliability of cold accumulation water circulation cooling equipment in the prior art.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the cold accumulation type cooling liquid circulation cooling system comprises a refrigerant circulation system and a cooling liquid circulation system, wherein the refrigerant circulation system comprises a compressor, a condenser, a throttling device and an evaporator, the cooling liquid circulation system comprises a cooling liquid box, an electrically controllable liquid supply three-way valve, a liquid supply pump, a heat load, a heater and a radiator, and heat exchange is formed between the cooling liquid box in the cooling liquid circulation system and the evaporator in the refrigerant circulation system.
Further, the evaporator in the refrigerant circulation system comprises a refrigerant channel and a heat exchanger, the refrigerant channel is in contact with the heat exchanger to form heat exchange, the refrigerant channel is connected into the refrigerant circulation system, and the heat exchanger is immersed into a cold liquid tank of the cooling liquid circulation system to form heat exchange.
Further, the device also comprises a controller, and the controller is electrically connected with a liquid supply three-way valve in the cooling liquid circulation system.
Further, the intelligent cooling system further comprises a temperature sensor, wherein the temperature sensor is used for collecting the temperature of liquid output by a liquid supply pump in the cooling liquid circulation system, and the temperature sensor is electrically connected with the controller through signal transmission.
The invention simplifies 2 sets of independent cooling liquid circulation systems of the existing cold-storage water circulation cooling equipment into 1 set of cooling liquid circulation system, uses 1 set of cooling liquid power equipment to complete 2 circulation such as cold storage circulation, liquid supply circulation and the like, simplifies the structure, reduces the cost and improves the reliability.
Compared with the prior art, the invention effectively simplifies the circulation of the cooling liquid, reduces half of cooling liquid power equipment and structural parts, reduces the cost of the system and improves the reliability of the system.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and examples.
As shown in fig. 1, the present embodiment discloses a cold storage type coolant circulation cooling system, which includes a refrigerant circulation system 1 composed of an evaporator 11, a compressor 12, a condenser 13, and a throttle device 14, and a coolant circulation system 2 composed of a coolant tank 21, a three-way valve 26 for supplying liquid, a liquid supply pump 22, a heat load 25, a radiator 24, and a heater 23.
In the refrigerant cycle system 1, an outlet of a compressor 12 is communicated with an inlet of a condenser 13 through a pipeline, an outlet of the condenser is communicated with an inlet of a throttling device 14 through a pipeline, an outlet of the throttling device 14 is communicated with a refrigerant inlet of an evaporator 11 through a pipeline, and a refrigerant outlet of the evaporator 11 is communicated with an inlet of the compressor 12 through a pipeline, thereby forming a refrigerant cycle.
In the cooling liquid circulation system 2, an outlet of the cooling liquid tank 21 is communicated with one inlet of the liquid supply three-way valve 26 through a pipeline, an outlet of the liquid supply three-way valve 26 is communicated with an inlet of the liquid supply pump 22 through a pipeline, an outlet of the liquid supply pump 22 is communicated with an inlet of the heat load 25, the heater 23 comprises a pipeline with one inlet and two outlets and an electric heating wire for heating the pipeline, an outlet of the heat load 25 is communicated with an inlet of the heater 23 through a pipeline, one outlet of the heater 23 is communicated with a second inlet of the liquid supply three-way valve 26, the other outlet of the heater 23 is connected with an inlet of the radiator 24, and an outlet of the radiator 24 is communicated with an inlet of the cooling liquid tank 21 through a pipeline.
The evaporator 11 is provided with a refrigerant channel and a heat exchanger, the refrigerant channel and the heat exchanger are assembled into a whole to form heat exchange, the refrigerant channel is connected between the compressor 11 and the throttling device 14 in a communicating way, the heat exchanger of the evaporator 11 is immersed into the cold liquid tank 21 to form heat exchange with cooling liquid in the cold liquid tank 21, and the heat exchange with the refrigerant is enhanced through the circulation of the liquid supply pump 22.
The outlet end of the liquid supply pump 22 is provided with a temperature sensor which is electrically connected with a controller, and the controller is electrically connected with the liquid supply three-way valve 26, the heater 23 and the liquid supply pump 22.
When cold accumulation is carried out, the liquid supply three-way valve 26 is closed to be communicated with the heater 23, and meanwhile, the controller judges whether to start the refrigerant circulation or not through the ambient temperature: when the ambient temperature is higher than the set switching temperature, the refrigerant cycle is started; when the ambient temperature is lower than the set switching temperature, the refrigerant cycle is not started, and the cooling liquid is cooled by the radiator 24; the liquid supply pump 22 is intermittently started to ensure that all the cooling liquid is sufficiently stirred.
When the liquid supply is cooled, before the liquid supply pump 22 is started, the liquid supply three-way valve 26 is opened to communicate with the heater 23; after the start, the controller adjusts the opening degree of the three-way valve 26 in real time according to the comparison between the temperature of the cooling liquid between the outlet of the liquid supply pump 22 and the heat load 25 and the set liquid supply temperature, and adjusts the liquid supply ratio of the cold liquid tank 21 and the heater 23 so as to adjust the liquid supply temperature to the set value.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, and the examples described herein are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. The individual technical features described in the above-described embodiments may be combined in any suitable manner without contradiction, and such combination should also be regarded as the disclosure of the present disclosure as long as it does not deviate from the idea of the present invention. The various possible combinations of the invention are not described in detail in order to avoid unnecessary repetition.
The present invention is not limited to the specific details of the above embodiments, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the protection scope of the present invention without departing from the scope of the technical concept of the present invention, and the technical content of the present invention is fully described in the claims.
Claims (4)
1. The cold accumulation type cooling liquid circulation cooling system is characterized by comprising a refrigerant circulation system and a cooling liquid circulation system, wherein the refrigerant circulation system comprises a compressor, a condenser, a throttling device and an evaporator, the cooling liquid circulation system comprises a cooling liquid tank, an electrically controllable liquid supply three-way valve, a liquid supply pump, a heat load, a heater and a radiator, and heat exchange is formed between the cooling liquid tank in the cooling liquid circulation system and the evaporator in the refrigerant circulation system.
2. The cold accumulation type cooling liquid circulation cooling system as claimed in claim 1, wherein the evaporator in the cooling liquid circulation system comprises a cooling liquid channel and a heat exchanger, the cooling liquid channel is contacted with the heat exchanger to form heat exchange, the cooling liquid channel is connected into the cooling liquid circulation system, and the heat exchanger is immersed into a cooling liquid tank of the cooling liquid circulation system to form heat exchange.
3. The regenerative cooling fluid circulation cooling system of claim 1, further comprising a controller in controlled electrical communication with the three-way valve in the cooling fluid circulation system.
4. The cold accumulation type cooling liquid circulation cooling system according to claim 3, further comprising a temperature sensor, wherein the temperature sensor is used for collecting the temperature of liquid output by a liquid supply pump in the cooling liquid circulation system, and the temperature sensor is electrically connected with the signal transmission of the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310740544.0A CN116928945A (en) | 2023-06-20 | 2023-06-20 | Cold accumulation type cooling liquid circulation cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310740544.0A CN116928945A (en) | 2023-06-20 | 2023-06-20 | Cold accumulation type cooling liquid circulation cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116928945A true CN116928945A (en) | 2023-10-24 |
Family
ID=88374663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310740544.0A Pending CN116928945A (en) | 2023-06-20 | 2023-06-20 | Cold accumulation type cooling liquid circulation cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116928945A (en) |
-
2023
- 2023-06-20 CN CN202310740544.0A patent/CN116928945A/en active Pending
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