CN115112403A - Direct cooling plate test device - Google Patents
Direct cooling plate test device Download PDFInfo
- Publication number
- CN115112403A CN115112403A CN202210835127.XA CN202210835127A CN115112403A CN 115112403 A CN115112403 A CN 115112403A CN 202210835127 A CN202210835127 A CN 202210835127A CN 115112403 A CN115112403 A CN 115112403A
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- assembly
- cooling plate
- direct cooling
- direct
- plate
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- 238000001816 cooling Methods 0.000 title claims abstract description 86
- 238000012360 testing method Methods 0.000 title claims abstract description 53
- 238000001704 evaporation Methods 0.000 claims abstract description 66
- 230000008020 evaporation Effects 0.000 claims abstract description 38
- 239000003507 refrigerant Substances 0.000 claims abstract description 29
- 238000004088 simulation Methods 0.000 claims abstract description 14
- 238000009833 condensation Methods 0.000 claims description 14
- 230000005494 condensation Effects 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 7
- 238000011056 performance test Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 239000000306 component Substances 0.000 description 14
- 239000003921 oil Substances 0.000 description 10
- 230000001276 controlling effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/002—Thermal testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention provides a direct cooling plate test device, which is used for testing the cooling performance of a direct cooling plate and comprises the following components: the device comprises a boosting assembly, a condensing assembly, an evaporating assembly, a simulation heat source, a test bed and a pipeline, wherein a refrigerant is filled in the boosting assembly, the boosting assembly comprises an air inlet and an air outlet, the condensing assembly is connected with the air outlet, the evaporating assembly is connected with the condensing assembly, the evaporating assembly is connected with the direct cooling plate in parallel, the evaporating efficiency of the evaporating assembly is adjustable, the simulation heat source is installed on the direct cooling plate, and the test bed is used for installing the boosting assembly, the condensing assembly, the evaporating assembly and the direct cooling plate; the pressure boosting assembly, the condensing assembly, the evaporating assembly and the direct cooling plate are communicated through pipelines to form a loop. According to the invention, the evaporation assembly connected in parallel with the direct cooling plate is arranged, and the flow and evaporation capacity of the evaporation assembly are regulated to realize shunting, so that the flow and pressure in the direct cooling plate are controlled to reach the required working environment, and further the performance test of the direct cooling plate with different flow is realized.
Description
Technical Field
The invention relates to the field of heat dissipation, in particular to a direct cooling plate testing device.
Background
In recent years, as new technologies such as communication technologies and new energy vehicles are developed, related industries are gradually developed and rapidly developed. Core components of the new technologies, such as power electronic components, battery components and the like, need to work under a certain temperature condition, otherwise, reliability and safety of the components are affected, so the direct cooling plate is gradually used for cooling batteries and the like, but the direct cooling plate can only be directly put into a system for physical test due to special working environment, so the test loss is very large, and the direct cooling plate with different flow rates needs to be used in different working systems.
Therefore, it is necessary to provide a direct cooling plate testing apparatus, which can effectively test direct cooling plates with different flow rates.
Disclosure of Invention
The invention aims to provide a direct cooling plate test device which can effectively test direct cooling plates with different flow rates.
The invention provides a direct cooling plate test device, which is used for testing the cooling performance of a direct cooling plate and comprises the following components: the device comprises a boosting assembly, a condensing assembly, an evaporating assembly, a simulation heat source, a test bed and a pipeline, wherein a refrigerant is filled in the boosting assembly, the boosting assembly comprises an air inlet and an air outlet, the condensing assembly is connected with the air outlet, the evaporating assembly is connected with the condensing assembly, the evaporating assembly is connected with the direct cooling plate in parallel, the evaporating efficiency of the evaporating assembly is adjustable, the simulation heat source is installed on the direct cooling plate, and the test bed is used for installing the boosting assembly, the condensing assembly, the evaporating assembly and the direct cooling plate; the pressure boosting assembly, the condensing assembly, the evaporating assembly and the direct cooling plate are communicated through pipelines to form a loop.
The refrigerant enters the condensation assembly after being boosted by the boosting assembly, is shunted by the evaporation assembly and the direct cooling plate, and the refrigerant flow entering the evaporation assembly is adjusted by adjusting the evaporation efficiency of the evaporation assembly, so that the refrigerant flow in the direct cooling plate is adjusted to reach the rated refrigerating capacity of the direct cooling plate, the simulation heat source generates heat, the direct cooling plate absorbs the heat of the simulation heat source, and the work simulation of the direct cooling plate is realized.
Further, the conduit includes a first branch and a second branch; the direct cooling plate test device also comprises a first expansion valve and a second expansion valve; the first branch is communicated with the condensing assembly and the evaporating assembly, the second branch is communicated with the condensing assembly and the direct cooling plate, the first expansion valve is arranged on the first branch and used for adjusting the flow of the refrigerant entering the evaporating assembly, and the second expansion valve is arranged on the second branch and used for adjusting the flow of the refrigerant entering the evaporating assembly.
Further, the direct cooling plate test device further comprises first control valves arranged at two ends of an inlet and an outlet of the direct cooling plate.
Further, the evaporation assembly comprises an evaporator and a first fan arranged on the side of the evaporator, and the heat exchange amount of the evaporator is controlled by adjusting the rotating speed of the first fan.
Further, the direct cold plate test device further comprises a detection assembly, wherein the detection assembly comprises a flowmeter, pressure sensors arranged at the inlet and outlet ends of the direct cold plate, and a temperature sensor arranged on the direct cold plate.
Further, the pipeline still includes the return gas pipeline, the subassembly that steps up passes through the return gas pipeline and communicates direct cold plate and evaporation subassembly, be provided with vapour and liquid separator on the return gas pipeline.
Further, the direct cooling plate test device further comprises an oil-gas separator, and the oil-gas separator is arranged between the pressure boosting assembly and the condensing assembly.
Further, the direct cold plate test device further comprises an oil return pipeline, wherein the oil return pipeline is connected with the boosting assembly and the oil-gas separator and used for conveying oil separated from the oil-gas separator back to the boosting assembly.
Further, the direct cooling plate test device further comprises an electric control system, wherein the electric control system is electrically connected with the boosting assembly, the condensing assembly and the evaporating assembly and is used for controlling the boosting assembly, the condensing assembly and the evaporating assembly.
The test bed comprises a frame, a first mounting plate and a second mounting plate, wherein the first mounting plate is horizontally arranged, the second mounting plate is oppositely arranged above the first mounting plate, the boosting assembly is arranged on the first mounting plate, the direct cooling plate is arranged on the second mounting plate, and the condensation assembly and the evaporation assembly are arranged on two sides of the frame.
After the technical scheme is adopted, the invention has the following positive effects: according to the invention, the evaporation assembly connected in parallel with the direct cooling plate is arranged, and the flow and evaporation capacity of the evaporation assembly are regulated to realize shunting, so that the flow and pressure in the direct cooling plate are controlled to reach the required working environment, and further the performance test of the direct cooling plate with different flow is realized.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description: FIG. 1 is a schematic view of the working principle of the direct cooling plate testing device of the present invention
FIG. 2 is a schematic structural diagram of a direct cooling plate test apparatus according to the present invention.
Fig. 3 is a schematic structural view of fig. 2 with the second mounting plate removed.
Fig. 4 is a schematic structural diagram of another view angle of the direct cooling plate testing apparatus of the present invention.
FIG. 5 is a schematic structural diagram of another view angle of the direct cooling plate testing apparatus of the present invention.
Reference numerals:
the booster component 1, an air inlet 11, an air outlet 12 and a pressure switch 13;
the condensation component 2, the condenser 21 and the second fan 22;
the evaporation component 3, the evaporator 31 and the first fan 32;
a simulated heat source 4;
a detection unit 5, a flow meter 51, a pressure sensor 52, and a temperature sensor 53;
a pipeline 6, a first branch 61, a second branch 62, and a return pipeline 633;
a gas-liquid separator 7;
an oil-gas separator 8;
an oil return line 9;
an electronic control system 10;
a direct cooling plate 100;
a drying filter 101;
the test bed 14, the frame 141, the first mounting plate 142, and the second mounting plate 143;
a first expansion valve 15;
a second expansion valve 16;
the first control valve 17;
a second control valve 18.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "a" means not only "only one of this but also a case of" more than one ".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings of the specification.
(example 1)
Referring to fig. 1 to 5, a direct cold plate test apparatus for testing the cooling performance of a direct cold plate 100 includes: the device comprises a boosting assembly 1, a condensing assembly 2, an evaporating assembly 3, a simulation heat source 4, a detection assembly 5, a pipeline 6, an oil-gas separator 8, an oil return pipeline 9, a test bed 14 and an electric control system 10.
The device is characterized in that a refrigerant is filled in the boosting assembly 1, the boosting assembly 1 comprises an air inlet 11 and an air outlet 12, the boosting assembly 1 is a variable frequency compressor, and the refrigerating capacity of the whole direct cold plate testing device can be adjusted between 1 KW and 10KW by arranging the variable frequency compressor. The condensation component 2 is connected with the exhaust port 12, the evaporation component 3 is connected with the condensation component 2, and a drying filter 101 is further arranged between the condensation component 2 and the evaporation component 3, so that water in a refrigerant is effectively removed, and stability in testing is ensured. The condensing assembly 2 comprises a condenser 21 and a second fan 22, and condensing efficiency is adjusted by adjusting the second fan 22. The evaporation assembly 3 and the direct cooling plate 100 are arranged in parallel, the evaporation assembly 3 includes an evaporator 31 and a first fan 32 arranged on the side of the evaporator 31, the control of the heat exchange amount of the evaporator 31 is realized by adjusting the rotating speed of the first fan 32, and in addition, a second control valve 18 is further arranged at the inlet end of the evaporation assembly 3 for controlling the on-off of the evaporator 31.
The boosting assembly 1, the condensing assembly 2, the evaporating assembly 3 and the direct cooling plate 100 are communicated through a pipeline 6 to form a loop, the pipeline 6 comprises a first branch 61 and a second branch 62, the first branch 61 is communicated with the condensing assembly 2 and the evaporating assembly 3, and the second branch 62 is communicated with the condensing assembly 2 and the direct cooling plate 100. The direct cooling plate test device also comprises a first expansion valve 15, a second expansion valve 16 and a first control valve 17; the first control valves 17 are arranged at the inlet and outlet ends of the direct cooling plate 100, the first control valves 17 are ball valves, the on-off of the refrigerant is controlled by arranging the ball valves, the direct cooling plate to be tested is convenient to replace, and the consumption of the refrigerant is effectively reduced. In this embodiment, the interface of the direct cooling plate 100 is a refrigerant threaded interface, and the direct cooling plate is connected through a hose, so that the direct cooling plate 100 with different refrigerating capacities can be replaced quickly, and in other embodiments, the direct cooling plate can also be a pressure plate connector.
The first expansion valve 15 is disposed on the first branch 61 and is configured to adjust a flow rate of a refrigerant entering the evaporation assembly 3, and the second expansion valve 16 is disposed on the second branch 62 and is configured to adjust a flow rate of a refrigerant entering the evaporation assembly 3, so as to implement performance tests of the direct cooling plates 100 with different flow rates.
The simulation heat source 4 install in on the straight cold plate 100, the straight cold plate 100 with the evaporation subassembly 3 all with the air inlet 11 intercommunication, detection component 5 is including setting up flowmeter 51 on second branch road 62, setting up in the pressure sensor 52 at the exit both ends of straight cold plate 100 and setting up the temperature sensor 53 on straight cold plate 100, flowmeter 51 pass through the flange with second branch road 62 is connected, conveniently changes the flowmeter 51 of different models according to the flow demand.
The pipeline 6 still includes return air pipeline 63, the subassembly 1 that steps up is through the straight cold plate 100 of return air pipeline 63 intercommunication and evaporation subassembly 3, be provided with vapour and liquid separator 7 on the return air pipeline 63, prevent that liquid from getting into the subassembly 1 that steps up, damage the subassembly 1 that steps up, oil and gas separator 8 sets up between subassembly 1 and the condensation subassembly 2 that steps up, ensures that the refrigerant that gets into the condensation subassembly 2 does not contain lubricating oil, return oil pipeline 9 connects the subassembly 1 that steps up and oil and gas separator 8 for carry the oil that the oil and gas separator 8 separated back to the subassembly 1 that steps up, ensure the stable work of the subassembly 1 that steps up.
The test bench 14 is used for installing the subassembly 1 that steps up, the condensation subassembly 2, the evaporation subassembly 3 and directly cools off the board 100, the test bench 14 include frame 141, the first mounting panel 142 of level setting and with set up the second mounting panel 143 in first mounting panel 142 top relatively, step up on the subassembly 142 is arranged in to the subassembly 1, directly cool off on the board 100 arranges in the second mounting panel 143, the condensation subassembly 2 and the evaporation subassembly 3 are installed in frame 141 both sides.
In addition, the boosting assembly 1 further comprises a pressure switch 13, wherein the pressure switch 13 is used for controlling the on-off of the compressor, and when an emergency occurs, the whole device is protected quickly. The electronic control system 10 is electrically connected to the pressure boosting assembly 1, the pressure switch 13, the condensing assembly 2, the first expansion valve 15 and the second expansion valve 16, and the electrical connections are indicated by dashed lines in the figure, so as to control the pressure boosting assembly 1, the condensing assembly 2 and the evaporating assembly 3.
During testing, the first control valve 17 is disconnected, the direct cooling plate 100 to be tested is connected with the second branch 62 and the air return pipeline 63, the direct cooling plate is connected into a testing device, after the connection is completed, the boosting assembly 1 and the simulation heat source 4 are started, the gaseous refrigerant is boosted by the boosting assembly 1 and then is changed into a high-temperature high-pressure gaseous refrigerant, then the lubricating oil brought out of the boosting assembly 1 is separated through the oil-gas separator 8, the clean gaseous refrigerant enters the condensing assembly 2 to be condensed and cooled into a high-pressure liquid refrigerant, the refrigerant flow entering the evaporator 31 and the direct cooling plate 100 is respectively controlled by adjusting the first expansion valve 15 and the second expansion valve 16, the first fan 32 is adjusted to control the heat exchange quantity of the evaporator 31, the pressure in the evaporator 31 is adjusted, the direct cooling plate 100 is enabled to reach a required working state, at the moment, the flow meter 51 records the flow of the direct cooling plate 100, high-pressure liquid refrigerant is changed into low-pressure liquid refrigerant through the first expansion valve 15 and the second expansion valve 16 respectively and then enters the direct cooling plate 100 and the evaporator 31, the direct cooling plate 100 absorbs heat of the simulation heat source 4, at the moment, the temperature sensor 53 detects the temperature of each position on the direct cooling plate 100, the low-pressure liquid refrigerant is changed into low-temperature low-pressure gas after being absorbed by the direct cooling plate 100 and the evaporation assembly 3 and returns to the boosting assembly 1, at the moment, the pressure sensors 52 arranged at the inlet end and the outlet end of the direct cooling plate 100 detect the pressure difference at the inlet end and the outlet end of the direct cooling plate 100, and the performance test of the direct cooling plate 100 is realized through a multi-level repeated refrigeration process.
It will be apparent to those skilled in the art that various modifications and variations can be made in the above-described exemplary embodiments of the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.
Claims (10)
1. A direct cooling plate test device for testing the cooling performance of a direct cooling plate is characterized by comprising:
the pressure boosting assembly is filled with a refrigerant and comprises an air inlet and an air outlet;
the condensation component is connected with the exhaust port;
the evaporation assembly is connected with the condensation assembly, the evaporation assembly is connected with the direct cooling plate in parallel, and the evaporation efficiency of the evaporation assembly is adjustable;
the simulated heat source is arranged on the direct cooling plate;
the test bed is used for mounting the boosting assembly, the condensing assembly, the evaporating assembly and the direct cooling plate;
the pressure boosting assembly, the condensing assembly, the evaporating assembly and the direct cooling plate are communicated through pipelines to form a loop;
the refrigerant enters the condensation assembly after being boosted by the boosting assembly, is shunted by the evaporation assembly and the direct cooling plate, and the refrigerant flow entering the evaporation assembly is adjusted by adjusting the evaporation efficiency of the evaporation assembly, so that the refrigerant flow in the direct cooling plate is adjusted to reach the rated refrigerating capacity of the direct cooling plate, the simulation heat source generates heat, the direct cooling plate absorbs the heat of the simulation heat source, and the work simulation of the direct cooling plate is realized.
2. The direct chill plate test apparatus of claim 1, wherein said conduit further comprises:
the first branch is communicated with the condensation component and the evaporation component;
the second branch is communicated with the condensing assembly and the direct cooling plate;
the direct cooling plate test device further comprises:
the first expansion valve is arranged on the first branch and used for adjusting the flow of the refrigerant entering the evaporation assembly;
and the second expansion valve is arranged on the second branch and used for adjusting the flow of the refrigerant entering the evaporation assembly.
3. The direct cold plate test apparatus of claim 1, further comprising a first control valve disposed at both ends of the inlet and outlet of the direct cold plate.
4. The direct chill plate test apparatus according to claim 1, wherein said evaporator assembly comprises an evaporator and a first fan disposed on a side of the evaporator, and wherein the control of the amount of heat exchange of the evaporator is achieved by adjusting the speed of the first fan.
5. The direct cold plate testing apparatus according to claim 1, further comprising a detection assembly, wherein the detection assembly comprises a flow meter, a pressure sensor disposed at both ends of the inlet and outlet of the direct cold plate, and a temperature sensor disposed on the direct cold plate.
6. A direct chill plate test apparatus as claimed in claim 1, further comprising a gas return line, wherein said pressure boosting assembly communicates with the direct chill plate and the evaporation assembly through a gas return line, and wherein a gas-liquid separator is disposed on said gas return line.
7. The direct cold plate test apparatus of claim 1, further comprising an oil-gas separator disposed between the pressure boosting assembly and the condensing assembly.
8. The direct cold plate test device according to claim 8, further comprising an oil return pipeline, wherein the oil return pipeline is connected with the pressure boosting assembly and the oil-gas separator, and is used for conveying the oil separated from the oil-gas separator back to the pressure boosting assembly.
9. The direct cold plate testing apparatus according to claim 1, further comprising an electronic control system electrically connected to the pressure boosting assembly, the condensing assembly and the evaporating assembly for controlling the pressure boosting assembly, the condensing assembly and the evaporating assembly.
10. The direct chill plate test apparatus of claim 1, wherein said test stand comprises a frame, a first horizontally disposed mounting plate, and a second mounting plate disposed opposite and above said first mounting plate, said booster component is disposed on said first mounting plate, said direct chill plate is disposed on said second mounting plate, and said condensing component and said evaporating component are disposed on opposite sides of said frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210835127.XA CN115112403A (en) | 2022-07-16 | 2022-07-16 | Direct cooling plate test device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210835127.XA CN115112403A (en) | 2022-07-16 | 2022-07-16 | Direct cooling plate test device |
Publications (1)
Publication Number | Publication Date |
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CN115112403A true CN115112403A (en) | 2022-09-27 |
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ID=83332537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202210835127.XA Pending CN115112403A (en) | 2022-07-16 | 2022-07-16 | Direct cooling plate test device |
Country Status (1)
Country | Link |
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CN (1) | CN115112403A (en) |
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2022
- 2022-07-16 CN CN202210835127.XA patent/CN115112403A/en active Pending
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Country or region after: China Address after: 213176 No.20, Jiandong Road, Lijia Town, Wujin District, Changzhou City, Jiangsu Province Applicant after: Changzhou Hengchuang Thermal Management System Co.,Ltd. Address before: 213100 No. 20, Jiandong Road, Lijia Town, Wujin District, Changzhou City, Jiangsu Province Applicant before: CHANGZHOU HENGCHUANG HEAT MANAGEMENT Co.,Ltd. Country or region before: China |
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