CN220121948U - New energy heat exchanger integrated module - Google Patents
New energy heat exchanger integrated module Download PDFInfo
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- CN220121948U CN220121948U CN202322850740.1U CN202322850740U CN220121948U CN 220121948 U CN220121948 U CN 220121948U CN 202322850740 U CN202322850740 U CN 202322850740U CN 220121948 U CN220121948 U CN 220121948U
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- heat exchanger
- refrigerant
- cooling liquid
- flow passage
- heat exchange
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- 239000003507 refrigerant Substances 0.000 claims abstract description 124
- 239000000110 cooling liquid Substances 0.000 claims abstract description 70
- 239000007788 liquid Substances 0.000 claims description 38
- 238000005057 refrigeration Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 6
- 230000010354 integration Effects 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000002918 waste heat Substances 0.000 description 4
- 239000002826 coolant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model discloses a new energy heat exchanger integrated module, which comprises a flow channel plate, wherein a refrigerant inlet pipe, a refrigerant outlet pipe, a large-caliber electronic expansion valve, a first stop valve, a second stop valve, a heat exchanger A, a heat exchanger B, a cooling liquid inlet pipe and a cooling liquid outlet pipe are fixedly arranged on the top surface of the flow channel plate; the refrigerant inlet pipe, the large-caliber electronic expansion valve, the stop valve I and the stop valve II, the refrigerant heat exchange inlet ends of the heat exchanger A and the heat exchanger B are sequentially communicated, and the refrigerant heat exchange outlet ends of the heat exchanger A and the heat exchanger B are communicated with the refrigerant outlet pipe; the cooling liquid inlet pipe, the cooling liquid heat exchange inlet ends of the heat exchanger A and the heat exchanger B and the cooling liquid outlet pipe are sequentially communicated; the heat exchanger A and the heat exchanger B have different heat exchange amounts, and the utility model has the advantages of multiple refrigeration modes, improved heat exchange effect, high integration degree, convenient pipeline connection, simple structure and the like.
Description
Technical Field
The utility model relates to the technical field of new energy automobile heat management, in particular to a new energy heat exchanger integrated module.
Background
With the development of new energy thermal management systems and battery fast charging technologies, the plate heat exchangers are respectively used as functions of a battery cooler, a water-cooled condenser and the like. The battery cooler takes away heat of the battery pack through heat exchange between the low-temperature refrigerant and the cooling liquid after passing through the electronic expansion valve, and the water-cooling condenser provides a heat source for heating the passenger cabin through heat exchange between the high-temperature refrigerant and the cooling liquid. In order to cope with the high heat exchange requirement when the battery is charged quickly, the high-performance battery cooler is adopted to cool down, and meanwhile, the water-cooled condenser is required to reduce the power consumption when the indirect heat pump is used for heating in winter, but when the heat productivity of the battery is small or low, the high-performance battery cooler can excessively high the heat exchange capacity of the battery pack in the battery pack, so that the problems of increased energy consumption, single refrigeration mode, poor heat exchange effect, inconvenient pipeline connection and the like exist.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides the new energy heat exchanger integrated module which can select a matched working mode according to the working condition that heat exchange is required by battery thermal management, so that the energy consumption is reduced, various refrigeration modes are provided, the heat exchange effect is improved, the integration degree of the new energy heat exchanger integrated module is high, the pipeline connection is convenient, the structure is simple, and the problems in the background technology can be effectively solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the new energy heat exchanger integrated module comprises a flow channel plate, wherein a refrigerant inlet pipe, a refrigerant outlet pipe, a large-caliber electronic expansion valve, a stop valve I, a stop valve II, a heat exchanger A, a heat exchanger B, a cooling liquid inlet pipe and a cooling liquid outlet pipe are fixedly arranged on the top surface of the flow channel plate; the refrigerant inlet pipe is communicated with the liquid inlet of the large-caliber electronic expansion valve, the liquid inlets of the first stop valve and the second stop valve are communicated with the liquid outlet of the large-caliber electronic expansion valve, the refrigerant heat exchange inlet ends of the heat exchanger A and the heat exchanger B are respectively communicated with the liquid outlets of the first stop valve and the second stop valve, and the refrigerant heat exchange outlet ends of the heat exchanger A and the heat exchanger B are communicated with the refrigerant outlet pipe; the cooling liquid inlet pipe is communicated with the cooling liquid heat exchange inlet end of the heat exchanger A, the cooling liquid heat exchange outlet end of the heat exchanger A is communicated with the cooling liquid heat exchange inlet end of the heat exchanger B, and the cooling liquid heat exchange outlet end of the heat exchanger B is communicated with the cooling liquid outlet pipe; the heat exchange amounts of the heat exchanger A and the heat exchanger B are different.
Further, a first refrigerant flow channel, a second refrigerant flow channel, a third refrigerant flow channel, a fourth refrigerant flow channel, a fifth refrigerant flow channel, a sixth refrigerant flow channel, a first cooling liquid flow channel, a second cooling liquid flow channel and a third cooling liquid flow channel are formed on the bottom surface of the flow channel plate; the refrigerant inlet pipe is communicated with a liquid inlet of the large-caliber electronic expansion valve through a refrigerant flow passage I, liquid inlets of the stop valve I and the stop valve II are respectively communicated with a liquid outlet of the large-caliber electronic expansion valve through a refrigerant flow passage II and a refrigerant flow passage III, a refrigerant heat exchange inlet end of the heat exchanger A is communicated with a liquid outlet of the stop valve I through a refrigerant flow passage IV, and a refrigerant heat exchange inlet end of the heat exchanger B is communicated with a liquid outlet of the stop valve II through a refrigerant flow passage V; the refrigerant heat exchange outlet ends of the heat exchanger A and the heat exchanger B are communicated with a refrigerant outlet pipe through a refrigerant flow passage six; the cooling liquid inlet pipe is communicated with the cooling liquid heat exchange inlet end of the heat exchanger A through a cooling liquid flow passage I, the cooling liquid heat exchange outlet end of the heat exchanger A is communicated with the cooling liquid heat exchange inlet end of the heat exchanger B through a cooling liquid flow passage three-phase, and the cooling liquid heat exchange outlet end of the heat exchanger B is communicated with the cooling liquid outlet pipe through a cooling liquid flow passage two-phase; the bottom surface of the runner plate is welded with a bottom plate.
Further, the heat exchange amount of the heat exchanger A is smaller than that of the heat exchanger B.
Compared with the prior art, the utility model has the beneficial effects that: the new energy heat exchanger integrated module enables the battery pack heat management system to have a low refrigeration performance working mode, a medium refrigeration performance working mode, a high refrigeration performance working mode and a heating performance working mode through the heat exchangers A8 and B9 with different heat exchange amounts, can select a matched working mode according to the working condition that heat exchange is needed by battery heat management, reduces energy consumption, improves heat exchange effect, and is high in integration degree, convenient in pipeline connection and simple in structure.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of the heat exchange integrated module of the present utility model;
FIG. 3 is a bottom view of the flow field plate of the present utility model;
FIG. 4 is a schematic diagram of the system of the present utility model in use;
FIG. 5 is a schematic diagram of the system of the present utility model when operating at low refrigeration capacity;
FIG. 6 is a schematic diagram of the present utility model operating at medium refrigeration capacity;
FIG. 7 is a schematic diagram of the present utility model when operating with high refrigeration performance;
fig. 8 is a schematic diagram of the present utility model in a heating operation.
In the figure: a flow passage plate 1, a refrigerant flow passage 101, a refrigerant flow passage 102, a refrigerant flow passage 103, a refrigerant flow passage 104, a refrigerant flow passage 105, a refrigerant flow passage 106, a refrigerant flow passage 107, a refrigerant flow passage 108, a refrigerant flow passage 109, a bottom plate 2, a refrigerant inlet pipe 3, a refrigerant outlet pipe 4, a large-caliber electronic expansion valve 5, a stop valve 6, a stop valve 7, a heat exchanger 8A, a heat exchanger 9B, a refrigerant inlet pipe 10, a refrigerant outlet pipe 11, a compressor 12, an electromagnetic valve 13, an electromagnetic valve 14, an electromagnetic valve 15, an outdoor condenser 16, an electromagnetic valve 17, an EXV valve 18, a waste heat recovery heat exchanger 19 water pump and a battery pack 20.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-8, the present utility model provides a technical solution: the new energy heat exchanger integrated module comprises a flow channel plate 1, wherein a refrigerant inlet pipe 3, a refrigerant outlet pipe 4, a large-caliber electronic expansion valve 5, a first stop valve 6, a second stop valve 7, a heat exchanger A8, a heat exchanger B9, a cooling liquid inlet pipe 10 and a cooling liquid outlet pipe 11 are fixedly arranged on the top surface of the flow channel plate 1; the bottom surface of the flow passage plate 1 is provided with a first refrigerant flow passage 101, a second refrigerant flow passage 102, a third refrigerant flow passage 103, a fourth refrigerant flow passage 104, a fifth refrigerant flow passage 105, a sixth refrigerant flow passage 106, a first cooling liquid flow passage 107, a second cooling liquid flow passage 108 and a third cooling liquid flow passage 109; the refrigerant inlet pipe 3 is communicated with a liquid inlet of the large-caliber electronic expansion valve 5 through a refrigerant flow passage I101, liquid inlets of the stop valve I6 and the stop valve II 7 are respectively communicated with a liquid outlet of the large-caliber electronic expansion valve 5 through a refrigerant flow passage II 102 and a refrigerant flow passage III 103, a refrigerant heat exchange inlet end of the heat exchanger A8 is communicated with a liquid outlet of the stop valve I6 through a refrigerant flow passage IV 104, and a refrigerant heat exchange inlet end of the heat exchanger B9 is communicated with a liquid outlet of the stop valve II 7 through a refrigerant flow passage IV 105; the refrigerant heat exchange outlet ends of the heat exchanger A8 and the heat exchanger B9 are communicated with the refrigerant outlet pipe 4 through a refrigerant flow passage six 106; the cooling liquid inlet pipe 10 is communicated with the cooling liquid heat exchange inlet end of the heat exchanger A8 through a cooling liquid flow channel I107, the cooling liquid heat exchange outlet end of the heat exchanger A8 is communicated with the cooling liquid heat exchange inlet end of the heat exchanger B9 through a cooling liquid flow channel III 109, and the cooling liquid heat exchange outlet end of the heat exchanger B9 is communicated with the cooling liquid outlet pipe 11 through a cooling liquid flow channel II 108; a bottom plate 2 is welded on the bottom surface of the runner plate 1; the heat exchange quantity of the heat exchanger A8 is different from that of the heat exchanger B9, and the heat exchange quantity of the heat exchanger A8 is smaller than that of the heat exchanger B9; the connection of the respective components on the flow path plate 1 in this embodiment may also be connected by connecting pipes, not limited to flow path connection.
Principle of operation
The heat exchanger integrated module is connected with an external battery pack heat management system component, the external heat management system comprises a compressor 12, a first electromagnetic valve 13, a second electromagnetic valve 14, an outdoor condenser 15, a third electromagnetic valve 16, an EXV valve 17, a waste heat recovery heat exchanger 18, a water pump 19 and a battery pack 20, an outlet end of the compressor 12 is connected with the first electromagnetic valve 13 and the second electromagnetic valve 14 which are arranged in parallel through connecting pipelines, the connecting pipeline of the first electromagnetic valve 13 is also connected with the outdoor condenser 15 in series, and the connecting pipeline of the parallel connection of the outdoor condenser 15 and the second electromagnetic valve 14 is connected with a refrigerant inlet pipe 3; the inlet end of the compressor 12 is connected with a solenoid valve III 16 and an EXV valve 17 which are arranged in parallel through a connecting pipeline, and the connecting pipeline of the EXV valve 17 is also connected with a waste heat recovery heat exchanger 18 in series, and the connecting pipeline of the solenoid valve III 16 and the EXV valve 17 after being connected in parallel is connected with the refrigerant outlet pipe 4; the inlet end of the water pump 19 is connected with the inlet end of a liquid cooling plate in the battery pack 20 through a connecting pipeline, the outlet end of the water pump 19 is connected with the cooling liquid inlet pipe 10 through a connecting pipeline, and the outlet end of the liquid cooling plate in the battery pack 20 is connected with the cooling liquid outlet pipe 11 through a connecting pipeline;
the coolant is circulated along the coolant flow paths of the heat exchangers A8 and B9 by the water pump 19, and the liquid cooling plates in the battery pack 20.
Low refrigeration performance mode of operation:
the electromagnetic valve I13 is opened, the electromagnetic valve II 14 is closed, the EXV valve 17 is closed, the electromagnetic valve III 16 is opened, the stop valve I6 is opened, the stop valve II 7 is closed, the refrigerant is compressed by the compressor 12 to form a high-temperature high-pressure gas refrigerant, the high-temperature high-pressure gas refrigerant is conveyed into the oversized caliber electronic expansion valve 5 by the electromagnetic valve I13 and the outdoor condenser 15 through the compressor 12, a low-temperature low-pressure liquid refrigerant is formed after being throttled and depressurized by the oversized electronic expansion valve 5 and is conveyed into a refrigerant flow channel of the heat exchanger A8, the low-temperature low-pressure refrigerant in the heat exchanger A8 exchanges heat with the cooling liquid, the heat in the cooling liquid is taken away by the refrigerant, the temperature of a liquid cooling plate in the battery pack 20 is reduced, and therefore low-refrigeration performance cooling of the battery pack in the battery pack 20 is achieved; the liquid refrigerant in the heat exchanger A8 is vaporized and absorbs heat and then is converted into a low-temperature low-pressure gaseous refrigerant, and then flows back to the compressor 12 through the electromagnetic valve III 16 for circulating flow.
Medium refrigeration performance mode of operation:
the electromagnetic valve I13 is opened, the electromagnetic valve II 14 is closed, the EXV valve 17 is closed, the electromagnetic valve III 16 is opened, the stop valve I6 is closed, the stop valve II 7 is opened, the refrigerant is compressed by the compressor 12 to form a high-temperature high-pressure gas refrigerant, the high-temperature high-pressure gas refrigerant is conveyed into the oversized caliber electronic expansion valve 5 by the electromagnetic valve I13 and the outdoor condenser 15, the air is throttled and depressurized by the oversized electronic expansion valve 5 to form a low-temperature low-pressure liquid refrigerant and is conveyed into a refrigerant flow channel of the heat exchanger B9, the low-temperature low-pressure refrigerant in the heat exchanger B9 exchanges heat with the cooling liquid, the heat in the cooling liquid is taken away by the refrigerant, the temperature of a liquid cooling plate in the battery pack 20 is reduced, and therefore the battery pack 20 is cooled with medium refrigeration performance; the liquid refrigerant in the heat exchanger B9 is vaporized and absorbs heat and then is converted into a low-temperature low-pressure gaseous refrigerant, and then flows back to the compressor 12 through the electromagnetic valve III 16 for circulating flow.
High refrigeration performance mode of operation:
the first electromagnetic valve 13 is opened, the second electromagnetic valve 14 is closed, the EXV valve 17 is closed, the third electromagnetic valve 16 is opened, the first stop valve 6 and the second stop valve 7 are both opened, the refrigerant is compressed by the compressor 12 to form a high-temperature high-pressure gas refrigerant, the high-temperature high-pressure gas refrigerant is conveyed into the oversized caliber electronic expansion valve 5 by the first electromagnetic valve 13 and the outdoor condenser 15 through the compressor 12, a low-temperature low-pressure liquid refrigerant is formed after being throttled and depressurized by the oversized electronic expansion valve 5, the low-temperature low-pressure liquid refrigerant is conveyed into refrigerant flow channels of the heat exchanger A8 and the heat exchanger B9, and the low-temperature low-pressure refrigerant in the heat exchanger A8 and the heat exchanger B9 exchange heat with cooling liquid at the same time, so that the refrigerant takes away heat in the cooling liquid, reduces the temperature of the liquid cooling plate in the battery pack 20, and therefore the battery pack in the battery pack 20 is cooled; the liquid refrigerant in the heat exchanger A8 and the heat exchanger B9 is vaporized and absorbed heat and then converted into a low-temperature low-pressure gaseous refrigerant, and then flows back to the compressor 12 through the electromagnetic valve III 16 for circulating flow.
Heating performance working mode:
the electromagnetic valve 1 is closed, the electromagnetic valve 2 is opened, the EXV valve 17 is opened, the electromagnetic valve three 16 is closed, the stop valve 6 and the stop valve two 7 are both opened, the opening of the large-caliber electronic expansion valve 5 is regulated, the large-caliber electronic expansion valve 5 is used as the stop valve at the moment, no throttling and depressurization effects exist, the refrigerant is compressed by the compressor 12 to form a high-temperature high-pressure gaseous refrigerant, the high-temperature high-pressure gaseous refrigerant is conveyed into the oversized-caliber electronic expansion valve 5 by the compressor 12 through the electromagnetic valve two 14, the high-temperature high-pressure gaseous refrigerant in the large-caliber electronic expansion valve 5 is conveyed into refrigerant flow channels of the heat exchanger A8 and the heat exchanger B9, the high-temperature refrigerant heats cooling liquid, the temperature of a liquid cooling plate in the battery pack 20 is increased, and therefore the battery pack 20 is heated; the gaseous refrigerant in the heat exchanger A8 and the heat exchanger B9 is liquefied and released to be converted into a low-temperature high-pressure liquid refrigerant, and then flows back to the compressor 12 through the EXV valve 17 and the waste heat recovery heat exchanger 18 to perform circulating flow.
According to the new energy heat exchanger integrated module disclosed by the embodiment, the battery pack thermal management system is enabled to have a low-refrigeration-performance working mode, a medium-refrigeration-performance working mode, a high-refrigeration-performance working mode and a heating-performance working mode through the heat exchangers A8 and B9 with different heat exchange amounts, the matched working mode can be selected according to the working condition that the battery thermal management needs to exchange heat, the energy consumption is reduced, the heat exchange effect is improved, the integration degree of the new energy heat exchanger integrated module is high, the pipeline connection is convenient, and the structure is simple.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a new forms of energy heat exchanger integrated module, includes runner board, its characterized in that: the top surface of the flow passage plate is fixedly provided with a refrigerant inlet pipe, a refrigerant outlet pipe, a large-caliber electronic expansion valve, a first stop valve, a second stop valve, a heat exchanger A, a heat exchanger B, a cooling liquid inlet pipe and a cooling liquid outlet pipe; the refrigerant inlet pipe is communicated with the liquid inlet of the large-caliber electronic expansion valve, the liquid inlets of the first stop valve and the second stop valve are communicated with the liquid outlet of the large-caliber electronic expansion valve, the refrigerant heat exchange inlet ends of the heat exchanger A and the heat exchanger B are respectively communicated with the liquid outlets of the first stop valve and the second stop valve, and the refrigerant heat exchange outlet ends of the heat exchanger A and the heat exchanger B are communicated with the refrigerant outlet pipe; the cooling liquid inlet pipe is communicated with the cooling liquid heat exchange inlet end of the heat exchanger A, the cooling liquid heat exchange outlet end of the heat exchanger A is communicated with the cooling liquid heat exchange inlet end of the heat exchanger B, and the cooling liquid heat exchange outlet end of the heat exchanger B is communicated with the cooling liquid outlet pipe; the heat exchange amounts of the heat exchanger A and the heat exchanger B are different.
2. The new energy heat exchanger integrated module of claim 1, wherein: the bottom surface of the flow passage plate is provided with a first refrigerant flow passage, a second refrigerant flow passage, a third refrigerant flow passage, a fourth refrigerant flow passage, a fifth refrigerant flow passage, a sixth refrigerant flow passage, a first cooling liquid flow passage, a second cooling liquid flow passage and a third cooling liquid flow passage; the refrigerant inlet pipe is communicated with a liquid inlet of the large-caliber electronic expansion valve through a refrigerant flow passage I, liquid inlets of the stop valve I and the stop valve II are respectively communicated with a liquid outlet of the large-caliber electronic expansion valve through a refrigerant flow passage II and a refrigerant flow passage III, a refrigerant heat exchange inlet end of the heat exchanger A is communicated with a liquid outlet of the stop valve I through a refrigerant flow passage IV, and a refrigerant heat exchange inlet end of the heat exchanger B is communicated with a liquid outlet of the stop valve II through a refrigerant flow passage V; the refrigerant heat exchange outlet ends of the heat exchanger A and the heat exchanger B are communicated with a refrigerant outlet pipe through a refrigerant flow passage six; the cooling liquid inlet pipe is communicated with the cooling liquid heat exchange inlet end of the heat exchanger A through a cooling liquid flow passage I, the cooling liquid heat exchange outlet end of the heat exchanger A is communicated with the cooling liquid heat exchange inlet end of the heat exchanger B through a cooling liquid flow passage three-phase, and the cooling liquid heat exchange outlet end of the heat exchanger B is communicated with the cooling liquid outlet pipe through a cooling liquid flow passage two-phase; the bottom surface of the runner plate is welded with a bottom plate.
3. The new energy heat exchanger integrated module of claim 1, wherein: the heat exchange quantity of the heat exchanger A is smaller than that of the heat exchanger B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322850740.1U CN220121948U (en) | 2023-10-24 | 2023-10-24 | New energy heat exchanger integrated module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322850740.1U CN220121948U (en) | 2023-10-24 | 2023-10-24 | New energy heat exchanger integrated module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220121948U true CN220121948U (en) | 2023-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322850740.1U Active CN220121948U (en) | 2023-10-24 | 2023-10-24 | New energy heat exchanger integrated module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220121948U (en) |
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2023
- 2023-10-24 CN CN202322850740.1U patent/CN220121948U/en active Active
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