CN116754983A - Air cooling test device for battery pack - Google Patents
Air cooling test device for battery pack Download PDFInfo
- Publication number
- CN116754983A CN116754983A CN202310749692.9A CN202310749692A CN116754983A CN 116754983 A CN116754983 A CN 116754983A CN 202310749692 A CN202310749692 A CN 202310749692A CN 116754983 A CN116754983 A CN 116754983A
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- air
- battery pack
- test
- detection device
- pipe
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- 238000012360 testing method Methods 0.000 title claims abstract description 94
- 238000001816 cooling Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 119
- 238000001514 detection method Methods 0.000 claims abstract description 91
- 238000004088 simulation Methods 0.000 claims description 6
- 230000001502 supplementing effect Effects 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D22/00—Control of humidity
- G05D22/02—Control of humidity characterised by the use of electric means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses an air cooling test device for a battery pack, which comprises a rack, wherein a test air pipe is arranged on the rack, an air inlet and an air outlet are respectively formed in two ends of the test air pipe, a wet film device is arranged in the test air pipe, the wet film device is provided with a circulating water distribution device, a first humidity detection device and a first air pressure detection device are arranged on the air inlet side of the wet film device, and the battery pack is arranged between the wet film device and the air outlet; the air outlet is provided with a variable frequency fan which is connected with a controller. According to the test device, air is introduced into the test air pipe by using the variable frequency fan, water vapor can be taken away when the air passes through the wet film device, so that the humidity of the air is increased, and the humidity of the air in the test air pipe can be rapidly regulated by regulating the water supply state of the circulating water distribution device and the rotating speed of the variable frequency fan.
Description
Technical Field
The invention belongs to the technical field of new energy, and particularly relates to a battery pack air cooling test device.
Background
Along with the low-carbon economy becoming a main melody of economic development of China, new energy strategy and smart grid become an important direction of development of the power industry, and automobile battery packs in direct current power supply form and the like are increasingly widely applied to national economy and social life. The battery pack needs to be tested for performance and charge and discharge performance in the process of developing and preparing the battery. In the charge and discharge test process of the battery pack, the battery performance needs to be tested under various different working conditions to judge whether the battery pack is qualified, so that the test equipment needs to be frequently switched and the test parameters need to be adjusted. The existing battery pack charge-discharge test equipment has the problems of single function, low response speed and incapability of multiple-station use, so that the test equipment capable of testing the charge-discharge performance of the battery pack under different humidity and various pressure environment conditions is needed, and the test requirement of the charge-discharge performance of the battery pack is met.
Disclosure of Invention
The invention aims to provide a battery pack air cooling test device which is used for solving the problems in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the air cooling test device for the battery pack comprises a frame, wherein a test air pipe is arranged on the frame, an air inlet and an air outlet are respectively formed in two ends of the test air pipe, a wet film device is arranged in the test air pipe, a circulating water distribution device is arranged on the wet film device, a first humidity detection device and a first air pressure detection device are arranged on the air inlet side of the wet film device, the battery pack is arranged between the wet film device and the air outlet, a sealing mechanism is arranged between the battery pack and the inner wall of the test air pipe, and an air flow passage communicated with the test air pipe is formed in the battery pack; the air outlet is provided with a variable frequency fan, the variable frequency fan is connected with a controller, the controller is respectively connected with a first humidity detection device, a first wind pressure detection device and a circulating water distribution device, and the controller is used for dynamically adjusting the working states of the variable frequency fan and the circulating water distribution device based on the detection information of the first humidity detection device and the first wind pressure detection device so as to obtain the charge and discharge performance of the battery pack under different humidity and pressure environments.
As an optional implementation manner of the above technical scheme, the air inlet side of the battery pack is provided with a second humidity detection device and a second wind pressure detection device, both the second humidity detection device and the second wind pressure detection device are connected with the controller, and the second humidity detection device and the second wind pressure detection device are used for feeding back the humidity and the wind pressure of the air inlet side of the battery pack to the controller so that the controller can dynamically adjust the working states of the variable frequency fan and the circulating water distribution device.
As an optional implementation manner of the foregoing technical solution, the controller is further configured to analyze and compare detection information of the first wind pressure detection device and the second wind pressure detection device, so as to obtain a blocking state of the wet film device.
As an optional implementation manner of the technical scheme, the circulating water distribution device comprises a water tank, a variable-frequency driving pump, a water distributor, a water supply pipe and a water return pipe, wherein the water tank, the variable-frequency driving pump, the water supply pipe and the water distributor are sequentially communicated, the variable-frequency driving pump is connected with the controller, the water distributor is arranged at the top of the wet film device, a water collecting tank is arranged at the bottom of the wet film device, and two ends of the water return pipe are respectively communicated with the water collecting tank and the water tank.
As an optional implementation manner of the technical scheme, the water supply pipe is provided with a pressure detection device and a flow detection device, and the pressure detection device and the flow detection device are connected with the controller.
As an optional implementation manner of the technical scheme, the water distributor comprises a water distribution pipe, wherein the water distribution pipe is communicated with a water supply pipe, and a plurality of spray heads are arranged on the water distribution pipe.
As an optional implementation manner of the technical scheme, the water tank is provided with a water level gauge and a water supplementing interface.
As an optional implementation manner of the above technical scheme, the test air pipe is provided with a first opening, the first opening is located above the wet film device, and a first cover plate is movably arranged on the first opening.
As an optional implementation manner of the above technical scheme, one end of the first cover plate is hinged with the test air pipe, and a first fastening structure is arranged between the other end of the first cover plate and the test air pipe.
As an optional implementation manner of the above technical scheme, the test air pipe is provided with a second opening, the first opening is located above the battery pack, and the second opening is movably provided with a second cover plate.
As an optional implementation manner of the above technical scheme, one end of the second cover plate is hinged with the test air pipe, and a second fastening structure is arranged between the other end of the second cover plate and the test air pipe.
As an optional implementation manner of the above technical scheme, a transparent observation window is arranged at a position on the test air pipe corresponding to the battery pack, and an insulation layer is arranged on the outer side of the test air pipe.
As an optional implementation manner of the technical scheme, the battery pack further comprises an environment simulation bin, wherein the environment simulation bin is used for inputting high-low temperature environment wind to the air inlet of the test air pipe so as to obtain the charge and discharge performance of the battery pack in different temperature environments.
As an optional implementation manner of the above technical scheme, the air inlet side of the wet film device is provided with a first temperature detection device, the air inlet side of the battery pack is provided with a second temperature detection device, and the first temperature detection device and the second temperature detection device are both connected with the controller.
As an optional implementation manner of the above technical solution, a universal wheel is arranged at the bottom of the frame.
The beneficial effects of the invention are as follows:
the invention provides an air cooling test device for a battery pack, which is characterized in that a controller is respectively connected with a first humidity detection device, a first wind pressure detection device and a circulating water distribution device, and the controller dynamically adjusts the working states of a variable frequency fan and the circulating water distribution device based on detection information of the first humidity detection device and the first wind pressure detection device so as to obtain the charge and discharge performance of the battery pack under different humidity and pressure environments. According to the test device, air is introduced into the test air pipe by using the variable frequency fan, water vapor can be taken away when the air passes through the wet film device, so that the humidity of the air is increased, and the humidity of the air in the test air pipe can be rapidly regulated by regulating the water supply state of the circulating water distribution device and the rotating speed of the variable frequency fan.
Drawings
FIG. 1 is a schematic view of a test device from one perspective in accordance with one embodiment of the present invention;
FIG. 2 is a schematic view of a test device from another perspective in accordance with one embodiment of the present invention;
FIG. 3 is a schematic view of the structure of an experimental air duct according to an embodiment of the present invention.
In the figure: 1-a frame; 2-testing an air pipe; 3-wet film device; 4-a first humidity detection device; 5-a first wind pressure detection device; 6-battery pack; 7-a variable frequency fan; 8-a second humidity detection device; 9-a second wind pressure detection device; 10-a water tank; 11-variable frequency drive pump; 12-a water distributor; 13-a water supply pipe; 14-a water return pipe; 15-a pressure detection device; 16-flow detection means; 17-a water level gauge; 18-a water supplementing interface; 19-a first cover plate; 20-a second cover plate; 21-a transparent viewing window; 22-a first temperature detection device; 23-a second temperature detection device; 24-universal wheel.
Detailed Description
Examples
As shown in fig. 1-3, the embodiment provides an air cooling test device for a battery pack 6, which comprises a frame 1, wherein universal wheels 24 are arranged at the bottom of the frame 1, and the test device can be moved to test the charge and discharge performance of the battery pack 6 under different altitude conditions.
As shown in fig. 1, a test air pipe 2 is arranged on the frame 1, an air inlet and an air outlet are respectively arranged at two ends of the test air pipe 2, a wet film device 3 is arranged in the test air pipe 2, a circulating water distribution device is arranged on the wet film device 3, a first humidity detection device 4 and a first wind pressure detection device 5 are arranged on the air inlet side of the wet film device 3, and water of the circulating water distribution device is sprayed on the wet film device 3 and can humidify air rapidly. The battery pack 6 is arranged between the wet film device 3 and the air outlet, a sealing mechanism is arranged between the battery pack 6 and the inner wall of the test air pipe 2, and the battery pack 6 is provided with an air flow passage communicated with the test air pipe 2. Air enters from the air inlet, passes through the wet film device 3 and the air flow channel of the battery pack 6 and is discharged from the air outlet, and the air can cool or heat the battery pack 6 when entering the air flow channel, so that the battery pack 6 is in proper humidity, and the detection of the charge and discharge performance of the battery pack 6 is facilitated.
The air outlet is provided with a variable frequency fan 7, the variable frequency fan 7 is connected with a controller, the controller adopts a PLC, the controller is respectively connected with the first humidity detection device 4, the first wind pressure detection device 5 and the circulating water distribution device, and the controller is used for dynamically adjusting the working states of the variable frequency fan 7 and the circulating water distribution device based on the detection information of the first humidity detection device 4 and the first wind pressure detection device 5 so as to obtain the charge and discharge performance of the battery pack 6 under different humidity and pressure environments.
The test device utilizes the variable frequency fan 7 to introduce air into the test air pipe 2, water vapor can be taken away when the air passes through the wet film device 3, so that the humidity of the air is increased, and the humidity of the air in the test air pipe 2 can be rapidly adjusted by adjusting the water supply state of the circulating water distribution device and the rotating speed of the variable frequency fan 7.
As shown in fig. 3, in this embodiment, the air inlet side of the battery pack 6 is provided with a second humidity detecting device 8 and a second wind pressure detecting device 9, the second humidity detecting device 8 is used for detecting the air humidity of the air inlet side of the battery pack 6, the second wind pressure detecting device 9 is used for detecting the wind pressure of the air inlet side of the battery pack 6, both the second humidity detecting device 8 and the second wind pressure detecting device 9 are connected with the controller, and the second humidity detecting device 8 and the second wind pressure detecting device 9 are used for feeding back the humidity and the wind pressure of the air inlet side of the battery pack 6 to the controller so that the controller can dynamically adjust the working states of the variable frequency fan 7 and the circulating water distributing device, and accurate control of the air humidity and the wind pressure in the test air pipe 2 is realized.
Wherein, the controller is further used for analyzing and comparing the detection information of the first wind pressure detection device 5 and the second wind pressure detection device 9 to obtain the blocking state of the wet film device 3, so as to replace and maintain the wet film device 3.
As shown in fig. 3, in some embodiments, the circulating water distribution device includes a water tank 10, a variable frequency driving pump 11, a water distributor 12, a water feeding pipe 13 and a water return pipe 14, where the water tank 10, the variable frequency driving pump 11, the water feeding pipe 13 and the water distributor 12 are sequentially communicated, the variable frequency driving pump 11 is connected with a controller, the water distributor 12 is disposed at the top of the wet film device 3, a water collecting tank is disposed at the bottom of the wet film device 3, and two ends of the water return pipe 14 are respectively communicated with the water collecting tank and the water tank 10. The variable-frequency drive pump 11 conveys water in the water tank 10 to the water distributor 12, the water distributor 12 sprays the water onto the wet film device 3, water vapor is taken away when air flows through the wet film device 3, so that the air humidity is increased, and the redundant water flows into the water collecting tank and returns to the middle water tank 10 through the water return pipe 14, so that water circulation is completed.
As shown in fig. 3, preferably, the water supply pipe 13 is provided with a pressure detecting device 15 and a flow detecting device 16, the pressure detecting device 15 and the flow detecting device 16 are connected with a controller, the pressure detecting device 15 and the flow detecting device 16 feed back the water flow pressure and the flow of the water supply pipe 13 to the controller, which is favorable for the controller to accurately control the variable frequency driving pump 11 and improves the control precision of the air humidity.
Specifically, the water distributor 12 comprises a water distribution pipe, the water distribution pipe is communicated with the water supply pipe 13, and a plurality of spray heads are arranged on the water distribution pipe. The water tank 10 is provided with a water level gauge 17 and a water supplementing connector 18, the water level gauge 17 is convenient for observing the water level of the water tank 10, and when the water level of the water tank 10 is low, water can be supplemented into the water tank 10 through the water supplementing connector 18.
In some embodiments, as shown in fig. 2, in order to facilitate the disassembly and assembly of the wet film device 3, a first opening is provided on the test air duct 2, and the first opening is located above the wet film device 3, and a first cover plate 19 is movably provided on the first opening. Specifically, one end of the first cover plate 19 is hinged to the test air duct 2, and a first fastening structure is arranged between the other end of the first cover plate 19 and the test air duct 2. After the first fastening structure is loosened and the first cover plate 19 is turned over, the wet film device 3 can be replaced and maintained.
In some embodiments, as shown in fig. 2, in order to facilitate the assembly and disassembly of the battery pack 6, the test air duct 2 is provided with a second opening, the first opening is located above the battery pack 6, and the second opening is movably provided with a second cover plate 20. Specifically, one end of the second cover plate 20 is hinged to the test air duct 2, and a second fastening structure is arranged between the other end of the second cover plate 20 and the test air duct 2. The second fastening structure is released, and the battery pack 6 can be disassembled and assembled after the second cover plate 20 is overturned. The position of the test air pipe 2 corresponding to the battery pack 6 is provided with a transparent observation window 21 so as to intuitively know the detection condition of the battery pack 6.
The test device further comprises an environment simulation bin, wherein the environment simulation bin is used for inputting high-low temperature environment wind to the air inlet of the test air pipe 2 so as to obtain the charge and discharge performance of the battery pack 6 under different temperature environments. The outside of experimental tuber pipe 2 is equipped with the heat preservation, wet film device 3's air inlet side is equipped with first temperature-detecting device 22, group battery 6's air inlet side is equipped with second temperature-detecting device 23, first temperature-detecting device 22 and second temperature-detecting device 23 all link to each other with the controller. The invention can rapidly adjust the humidity of the test device, thereby testing the charge and discharge performance of the battery pack 6 under different humidity conditions, and obtaining various performance data of the battery pack 6 under various single conditions and superposition conditions for further analysis by research and development personnel.
The invention provides a test device for testing the charge and discharge performance of various battery packs 6 under different temperatures, humidity and wind speeds, and the structural design of the test device is favorable for detecting the charge and discharge performance of the lithium battery pack 6 under various conditions of temperature, wind speed and humidity, and the battery pack 6 can be subjected to mobility functions by utilizing the device and can be subjected to charge and discharge performance under different environments or different elevation conditions in a period.
The working process of the test device comprises the following steps:
step one: when a certain high-temperature environmental wind enters the test wind pipe 2 at the air inlet, the data of the first wind pressure detection device 5 is utilized to adjust the rotating speed of the variable frequency fan 7, different wind speeds of the variable frequency fan 7 are set, and based on the information detected by the first temperature detection device 22, the first humidity detection device 4, the first wind pressure detection device 5, the second temperature detection device 23, the second humidity detection device 8 and the second wind pressure detection device 9, the wind speed of the variable frequency fan 7 and the rotating speed of the variable frequency driving pump 11 are controlled by PLC linkage, so that different humidity and wind pressure are controlled, the charging and discharging performance of the battery pack 6 under different wind pressures and humidity conditions is tested by the data, and whether the wet film device 3 is blocked can be judged according to the pressure difference between the first wind pressure detection device 5 and the second wind pressure detection device 9.
Step two: when a certain low-temperature environmental wind enters the test wind pipe 2 at the air inlet, the data of the first wind pressure detection device 5 is utilized to adjust the rotating speed of the variable frequency fan 7, different wind speeds of the variable frequency fan 7 are set, based on the information detected by the first temperature detection device 22, the first humidity detection device 4, the first wind pressure detection device 5, the second temperature detection device 23, the second humidity detection device 8 and the second wind pressure detection device 9, the wind speed of the variable frequency fan 7 and the rotating speed of the variable frequency driving pump 11 are controlled by PLC in a linkage way to control different humidity and wind pressure, the charging and discharging performances of the battery pack 6 under different wind pressures and humidity conditions are tested by the data,
because the universal wheel 24 is arranged at the bottom of the frame 1, the test device is movable, and the battery pack 6 can be further tested for charging and discharging performance by utilizing different altitudes, humidity and temperature changes through the first step and the second step.
In the description of the present invention, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be fixedly connected, detachably connected, or integrally formed; may be a mechanical or electrical connection; may be directly connected or indirectly connected through an intermediate medium, and may be in communication with the inside of two elements or in interaction with the two elements, the specific meaning of the terms being understood by those skilled in the art. Furthermore, the particular features, structures, etc. described in the examples are included in at least one embodiment and those of skill in the art may combine features of different embodiments without contradiction. The scope of the present invention is not limited to the above-described specific embodiments, and embodiments which can be suggested to those skilled in the art without inventive effort according to the basic technical concept of the present invention are all within the scope of the present invention.
Claims (10)
1. The battery pack air cooling test device is characterized by comprising a frame (1), wherein a test air pipe (2) is arranged on the frame (1), an air inlet and an air outlet are respectively arranged at two ends of the test air pipe (2), a wet film device (3) is arranged in the test air pipe (2), the wet film device (3) is provided with a circulating water distribution device, a first humidity detection device (4) and a first air pressure detection device (5) are arranged on the air inlet side of the wet film device (3), a battery pack (6) is arranged between the wet film device (3) and the air outlet, a sealing mechanism is arranged between the battery pack (6) and the inner wall of the test air pipe (2), and an air flow passage communicated with the test air pipe (2) is arranged on the battery pack (6); the air outlet is provided with a variable frequency fan (7), the variable frequency fan (7) is connected with a controller, the controller is respectively connected with a first humidity detection device (4), a first wind pressure detection device (5) and a circulating water distribution device, and the controller is used for dynamically adjusting the working states of the variable frequency fan (7) and the circulating water distribution device based on detection information of the first humidity detection device (4) and the first wind pressure detection device (5) so as to obtain the charge and discharge performance of the battery pack (6) under different humidity and pressure environments.
2. The battery pack air cooling test device according to claim 1, wherein the air inlet side of the battery pack (6) is provided with a second humidity detection device (8) and a second air pressure detection device (9), the second humidity detection device (8) and the second air pressure detection device (9) are both connected with the controller, and the second humidity detection device (8) and the second air pressure detection device (9) are used for feeding back the humidity and the air pressure of the air inlet side of the battery pack (6) to the controller so that the controller can dynamically adjust the working states of the variable frequency fan (7) and the circulating water distribution device.
3. The battery pack air cooling test apparatus according to claim 2, wherein the controller is further configured to analyze and compare detection information of the first air pressure detection device (5) and the second air pressure detection device (9) to obtain a blocking state of the wet film device (3).
4. The battery pack air cooling test device according to claim 1, wherein the circulating water distribution device comprises a water tank (10), a variable frequency driving pump (11), a water distributor (12), a water feeding pipe (13) and a water return pipe (14), the water tank (10), the variable frequency driving pump (11), the water feeding pipe (13) and the water distributor (12) are sequentially communicated, the variable frequency driving pump (11) is connected with a controller, the water distributor (12) is arranged at the top of the wet film device (3), a water collecting tank is arranged at the bottom of the wet film device (3), and two ends of the water return pipe (14) are respectively communicated with the water collecting tank and the water tank (10).
5. The battery pack air cooling test device according to claim 4, wherein the water supply pipe (13) is provided with a pressure detection device (15) and a flow detection device (16), and the pressure detection device (15) and the flow detection device (16) are connected with a controller; the water tank (10) is provided with a water level gauge (17) and a water supplementing interface (18).
6. The battery pack air cooling test device according to claim 4, wherein the water distributor (12) comprises a water distribution pipe, the water distribution pipe is communicated with the water supply pipe (13), and a plurality of spray heads are arranged on the water distribution pipe.
7. The air cooling test device for the battery pack according to claim 1, wherein a first opening is formed in the test air pipe (2), the first opening is located above the wet film device (3), and a first cover plate (19) is movably arranged on the first opening; one end of the first cover plate (19) is hinged with the test air pipe (2), and a first fastening structure is arranged between the other end of the first cover plate (19) and the test air pipe (2); the test air pipe (2) is provided with a second opening, the first opening is positioned above the battery pack (6), and a second cover plate (20) is movably arranged on the second opening; one end of the second cover plate (20) is hinged with the test air pipe (2), and a second fastening structure is arranged between the other end of the second cover plate (20) and the test air pipe (2).
8. The battery pack air cooling test device according to claim 1, wherein a transparent observation window (21) is arranged at a position corresponding to the battery pack (6) on the test air pipe (2), and an insulation layer is arranged at the outer side of the test air pipe (2); the bottom of the frame (1) is provided with universal wheels (24).
9. The battery pack air cooling test device according to claim 1, further comprising an environment simulation bin, wherein the environment simulation bin is used for inputting high-low temperature environment air into an air inlet of the test air pipe (2) so as to obtain the charge and discharge performance of the battery pack (6) under different temperature environments.
10. The battery pack air cooling test device according to claim 9, wherein a first temperature detection device (22) is arranged on the air inlet side of the wet film device (3), a second temperature detection device (23) is arranged on the air inlet side of the battery pack (6), and the first temperature detection device (22) and the second temperature detection device (23) are connected with a controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310749692.9A CN116754983A (en) | 2023-06-21 | 2023-06-21 | Air cooling test device for battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310749692.9A CN116754983A (en) | 2023-06-21 | 2023-06-21 | Air cooling test device for battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116754983A true CN116754983A (en) | 2023-09-15 |
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ID=87960574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310749692.9A Pending CN116754983A (en) | 2023-06-21 | 2023-06-21 | Air cooling test device for battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116754983A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117109862A (en) * | 2023-10-24 | 2023-11-24 | 中国民用航空飞行学院 | Electric aircraft power lithium battery thermal management forced air cooling test platform |
-
2023
- 2023-06-21 CN CN202310749692.9A patent/CN116754983A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117109862A (en) * | 2023-10-24 | 2023-11-24 | 中国民用航空飞行学院 | Electric aircraft power lithium battery thermal management forced air cooling test platform |
| CN117109862B (en) * | 2023-10-24 | 2024-01-02 | 中国民用航空飞行学院 | Electric aircraft power lithium battery thermal management forced air cooling test platform |
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