CN214310813U - Lithium ion battery fire-fighting test system - Google Patents
Lithium ion battery fire-fighting test system Download PDFInfo
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- CN214310813U CN214310813U CN202023148462.8U CN202023148462U CN214310813U CN 214310813 U CN214310813 U CN 214310813U CN 202023148462 U CN202023148462 U CN 202023148462U CN 214310813 U CN214310813 U CN 214310813U
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Abstract
The utility model discloses a lithium ion battery fire-fighting test system, wherein the lithium ion battery fire-fighting test is carried out in a test box body, and the test box body specifically comprises a clamping module for fixing the lithium ion battery; the heating and ignition module is used for realizing the heating up and ignition of the lithium ion battery and the combustible gas; the induction detection module comprises various sensors and is used for detecting the temperature, deformation and organic matter leakage state of the lithium ion battery after the temperature is raised; the fire extinguishing module is used for extinguishing fire after the lithium ion battery is combusted; the purification module is used for collecting waste water generated after the test and purifying waste gas; and the control module is used for controlling the actions of the heating and ignition module, the fire extinguishing module and the purification module. The utility model discloses use under the extreme conditions such as the high temperature that is fit for lithium ion battery burning, explosion, various fire extinguishing agent fire tests including gas, dry powder, water base fire extinguishing agent can be used.
Description
Technical Field
The utility model belongs to the technical field of lithium ion battery conflagration fire control, especially, relate to a lithium ion battery conflagration fire control test system.
Background
At present, the standard of a lithium ion battery fire-fighting test method does not exist. At present, a lithium ion battery test box mainly comprises a lithium ion battery combustion test box, ignition is carried out by adopting a bunsen burner, natural gas is combusted and heated, the lithium ion battery is heated and combusted by adopting open fire, and the lithium ion battery fire extinguishing test is not suitable for the lithium ion battery fire extinguishing test
The method of group standard T/CSAE 86-2018 'performance requirements and tests (promulgation draft) of automatic fire extinguishing device for lithium ion battery box of electric vehicle' classifies the types of fire extinguishing agents into gas, dry powder and hot aerosol, lists the water-based fire extinguishing agent which is considered to have the best fire extinguishing effect on lithium ion batteries by research as the other fire extinguishing agents, and does not attach enough attention and regulations to the water-based fire extinguishing agent by the test method and is not suitable for the water-based fire extinguishing agent.
The gas, dry powder and hot aerosol fire extinguishing agents have limited cooling function or function of lithium ion batteries without thermal runaway, and according to the notice of fire protection of a lithium ion battery issued by the U.S. navy, the used 'finely atomized water or water film-forming foam' is suggested to cool the battery, inhibit 'combustion' and reduce the possibility of thermal runaway propagation. The federal aviation administration of the united states has investigated lithium ion battery suppression and water and halon 1211 because these are commercial aircraft that are commonly available on fire-extinguishing hand vessels. 1211 does not itself prevent propagation of the thermal runaway reaction of the battery due to reignition of the battery pack. As a first option, the federal aviation administration of the united states recommends the use of water-based fire extinguishants to suppress lithium ion battery fires, both by water and to suppress thermal runaway propagation. But at present, no fire-fighting test box suitable for water-based fire extinguishing agents is available. Therefore, there is a need for a fire test chamber suitable for containing water-based fire extinguishing agents.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lithium ion battery conflagration fire control test system, this lithium ion battery conflagration fire control test system are fit for using under extreme conditions such as the high temperature of lithium ion battery burning, explosion, can use various fire extinguishing agent fire control tests including gas, dry powder, water base fire extinguishing agent.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a lithium ion battery fire-fighting test system is characterized in that a lithium ion battery fire-fighting test is carried out in a test box body, and specifically comprises a clamping module for fixing a lithium ion battery;
the heating and ignition module is used for realizing the heating up and ignition of the lithium ion battery and the combustible gas;
the induction detection module comprises various sensors and is used for detecting the temperature, deformation and organic matter leakage state of the lithium ion battery after the temperature is raised;
the fire extinguishing module is used for extinguishing fire after the lithium ion battery is combusted;
the purification module is used for collecting waste water generated after the test and purifying waste gas;
and the control module is used for controlling the actions of the heating and ignition module, the fire extinguishing module and the purification module.
The technical scheme of further improvement in the technical scheme is as follows:
1. in the above scheme, the clamping module comprises a lithium ion battery clamp located inside the test box body, the lithium ion battery clamp is fixed inside the test box body, and the lithium ion battery is fixed on the lithium ion battery clamp.
2. In the above scheme, the heating and ignition module comprises a heating module and an electronic ignition device, the heating module is arranged inside the test box body and is positioned below or on the side surface of the lithium ion battery, the heating surface of the heating module is additionally provided with a far infrared heating element, and the electronic ignition device is fixed on the inner wall of the test box body.
3. In the above scheme, response detection module includes audible-visual annunciator, temperature sensor, pressure sensor and smoke transducer, audible-visual annunciator installs the top at experimental box, temperature sensor, pressure sensor and smoke transducer set up inside experimental box, temperature sensor sets up at least one, distributes at experimental box top and lateral wall.
4. In the above scheme, the module of putting out a fire includes fire extinguishing agent steel bottle, fire extinguishing agent control valve and fire extinguishing agent pipeline, the fire extinguishing agent steel bottle passes through the fire extinguishing agent pipe connection on experimental box, be equipped with the fire extinguishing agent control valve on the fire extinguishing agent pipeline, the one end that the fire extinguishing agent pipeline extends in experimental box is equipped with the nozzle.
5. In the scheme, the purification module comprises two parts of drainage and smoke removal, the drainage part comprises a drainage pipe and a water receiving barrel, the lower end of the test box body is provided with a drainage outlet, and the water receiving barrel is connected to the drainage outlet through the drainage pipe; the smoke abatement part includes air exhauster, smoke and dust treater, exhaust pipe and air outlet, experimental box top is equipped with the air outlet, the entry end of smoke and dust treater passes through the pipe connection on the air outlet, be connected with the exhaust pipe on the exit end of smoke and dust treater, be connected with the air exhauster on the pipeline of the entry end of smoke and dust treater.
6. In the above scheme, control module is including setting up the control box in the experimental box outside, the equal electric connection of fire extinguishing agent control valve, audible-visual annunciator, temperature sensor, pressure sensor, smoke transducer, heating module and electronic ignition device is in the control box.
7. In the scheme, the device further comprises a remote control recording module, an observation module and a power module, wherein the remote control recording module is connected to the control box and used for recording the whole process of temperature rise deformation and combustion of the lithium ion battery; the power module comprises a charger, and the charger is installed on the outer side of the test box body.
8. In the above scheme, the test box body is placed on the ground through the support, and the mounting rack of the charger is fixed on the support.
9. In the above scheme, the test box body is provided with an explosion vent, and the window glass is arranged on the explosion vent.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
1. the utility model discloses lithium ion battery conflagration fire control test system, its extreme conditions such as high temperature that are fit for lithium ion battery burning, explosion use down, can use various fire extinguishing agent fire control tests including gaseous, dry powder, water base fire extinguishing agent.
2. The utility model discloses lithium ion battery conflagration fire control test system, it has battery heating, the electronic ignition function, through smog, pressure and multiple spot temperature sensor detect lithium ion battery thermal runaway state, when finding that lithium ion battery appears thermal runaway and reaches certain threshold value, send alarm signal by the controller is automatic, when thermal runaway reaches certain degree, lithium ion battery core or group battery temperature reach the burning critical point, or lithium ion battery core serious tympanites and warp and arouse the alarm of pressure deformation to report to the police, or has already lighted a fire and arouse the alarm of smog and report to the police, the controller of this conflagration fire control test case sends in time according to the procedure of setting for and cuts off battery connection power and starts the fire extinguishing agent valve, to pouring into special fire extinguishing agent to the proof box; the use is safe and reliable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Figure 2 is the utility model discloses test box inner structure schematic diagram.
In the figure: 1. a fire extinguishing agent steel cylinder; 2. a fire suppressant control valve; 3. a fire suppressant conduit; 4. a test box body; 5. an explosion vent; 6. an illuminating lamp; 7. a window glass; 8. a camera; 9. a support; 10. a charger; 11. a control box; 12. a remote control recording module; 13. an audible and visual alarm; 14. a water discharge pipe; 15. a water receiving barrel; 16. An exhaust fan; 17. a smoke dust processor; 18. an exhaust duct; 19. a nozzle; 20. a heating module; 21. a lithium ion battery clamp; 22. a lithium ion battery; 23. a temperature sensor; 24. a pressure sensor; 25. a smoke sensor; 26. an air outlet; 27. a water outlet; 28. an electronic ignition device.
Detailed Description
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
The invention will be further described with reference to the following examples:
the utility model provides a lithium ion battery conflagration fire control test system, have battery procedure heating, the electronic ignition function, through and smog, pressure and multiple spot temperature sensor detect lithium ion battery thermal runaway state, when the lithium ion battery appears the thermal runaway and reaches certain threshold value when discovering, send alarm signal by the controller is automatic, when the thermal runaway reaches the certain degree, lithium ion battery core or group battery temperature reach the burning critical point, perhaps lithium ion battery core serious tympanites and warp and arouse the pressure alarm to report to the police, perhaps fire initiation smog alarm reports to the police, this conflagration fire control test box's controller in time sends according to the procedure of setting for and cuts off battery connection power and start fire extinguishing agent valve, to pouring into special fire extinguishing agent into the proof box.
The device specifically comprises a test box body 4, wherein the test box body 4 is fixed on the ground through a support 9, an explosion-proof door 5 is arranged on the front side of the test box body 4, and a lock catch is arranged on the explosion-proof door and can be used for placing and taking out a test battery sample; explosion-proof door 5 is last to be provided with window glass 7 for observe and the process of the experiment and shoot the video, window glass 7's the outside is equipped with light 6, and this light 6 adopts the LED lamp to be equipped with the lens hood, be used for the test box internal illumination, and do not influence personnel and observe and shoot the video, install camera 8 towards window glass 7's direction, be used for the image data of record test process.
The test box body 4 is a closed hollow box body, a lithium ion battery clamp 21 is arranged in the test box body 4, the lithium ion battery clamp 21 is fixed in the test box body 4, the lithium ion battery 22 is fixed on the lithium ion battery clamp 21, the clamp can be adjusted to adapt to fixing batteries with different sizes, and a spring pressing structure is adopted to prevent the batteries from loosening in the test; a heating module 20 is arranged below or on the side surface of the lithium ion battery clamp 21, the heating module 20 is arranged in the test box body 4 and is positioned below or on the side surface of the lithium ion battery 22, the heating module 20 is a waterproof insulating heating module, and a heating element is coated by cast aluminum, so that the heat efficiency is high, and the heating effect on the battery is good; the heating module 20 is additionally provided with a far infrared heating element plate, a far infrared heating element sheet and the like on a heating surface so as to improve the heating effect of the lithium ion battery after expansion and deformation;
and the inner wall of the test box body 4 is also provided with an electronic ignition device 28 for igniting combustible gas released by the thermal runaway lithium ion battery so as to carry out a fire extinguishing test.
The inner wall of the test box body 4 is also provided with an induction detection module, the induction detection module comprises an audible and visual alarm 13, a temperature sensor 23, a pressure sensor 24 and a smoke sensor 25, the audible and visual alarm 13 is arranged at the top of the test box body 4 and is arranged to send audible and visual alarm signals aiming at different thermal runaway states of the lithium ion battery; the temperature sensor 23, the pressure sensor 24 and the smoke sensor 25 are arranged inside the test box body 4, and the temperature sensors 23 are used for detecting the temperatures of different point positions of the battery test box. The pressure sensor 24 is used to detect deformation of the battery. The smoke sensor 25 is used to detect leakage of organic matter and combustion smoke.
Above-mentioned audible-visual annunciator 13, temperature sensor 23, pressure sensor 24, smoke transducer 25, heating module 20 and the equal electric connection of electron ignition device 28 are inside control box 11, and control box 11 passes through the operation of the whole proof box of hardware and software control, and all control adjustment switch buttons of proof box all set up local and remote control interface to guarantee tester safety.
The fire extinguishing module is connected to the outer side of the test box body 4 and comprises a fire extinguishing agent steel cylinder 1, a fire extinguishing agent control valve 2 and a fire extinguishing agent pipeline 3, the fire extinguishing agent steel cylinder 1 is connected to the test box body 4 through the fire extinguishing agent pipeline 3, the fire extinguishing agent control valve 2 is arranged on the fire extinguishing agent pipeline 3, a nozzle 19 is arranged at one end, extending into the test box body 4, of the fire extinguishing agent pipeline 3, different nozzles can be used for different fire extinguishing agent media, and the nozzles are arranged on the upper portion or the side wall of the test box; the test box body 4 in the patent is suitable for various fire extinguishing agents, and the common test box is only suitable for one type or two types and is not suitable for water-based fire extinguishing agents generally.
After the lithium ion battery fire test is finished, liquid generated by a fire extinguishing module and smoke generated by combustion of the lithium ion battery need to be treated, the purification module comprises two parts of drainage and smoke removal, the drainage part comprises a drainage pipe 14 and a water receiving barrel 15, a drainage port 27 is arranged at the lower end of the test box body 4, the water receiving barrel 15 is connected to the drainage port 27 through the drainage pipe 14, and the drainage part is mainly used for discharging fire control liquid in a water-based fire extinguishing test; the smoke abatement part includes air exhauster 16, smoke and dust treater 17, exhaust pipe 18 and air outlet 26, 4 tops of experimental box are equipped with air outlet 26, the entry end of smoke and dust treater 17 passes through the pipe connection on air outlet 26, be connected with exhaust pipe 18 on the exit end of smoke and dust treater 17, be connected with air exhauster 16 on the pipeline of the entry end of smoke and dust treater 17 for in time get rid of the smog in the test box and handle the exhaust after purifying in smoke and dust treater 17, smoke and dust treater 17 carries out essential processing to the smog that the experiment produced, is favorable to protecting test environment and testing personnel healthy, and equipment can be settled indoor or outdoor that has the exhaust hole.
The test box is provided with an automatic control electromagnetic valve and a manual control valve, is suitable for program automatic control and condition or forced manual control, such as a fire extinguishing agent control valve 2, and can be suitable for controlling the starting control of fire extinguishing agents, and the control valve can control the starting time, the spraying time and the spraying quantity of the fire extinguishing agents.
The test box also comprises a remote control recording module 12 and a power supply module, wherein the remote control recording module 12 is connected to the control box 11 and is used for recording the whole process of temperature rise, deformation and combustion of the lithium ion battery 22; the power module comprises a charger, the charger 10 is installed on the outer side of the test box body 4, a mounting rack of the charger 10 is fixed on the support 9, and the working process of the power control part is as follows: when the fire extinguishing agent valve is started, the heating power supply of the test box is automatically cut off, but the weak current power supply monitored and recorded by the sensor continues to supply power.
The test box adopts a metal structure, has a fireproof and explosion-proof structure with structure enhancement, is provided with a special explosion-proof pressure relief opening and a box body interlayer, and is provided with a cooling coil for preventing overheating for overtemperature protection of the test box body.
The above-mentioned contents of the present invention are further explained as follows:
during the test, the lithium ion battery 22 is heated through the heating module 20, the temperature sensor 23, the pressure sensor 24 and the smoke sensor 25 monitor the deformation of the thermometer of the lithium ion battery in real time until the lithium ion battery 22 generates smoke, the flammable gas released by the lithium ion battery is ignited through the electronic ignition device, then the fire extinguishing agent control valve 2 is opened, the fire in the test box body 4 is extinguished, the generated liquid enters the water receiving barrel through the water outlet, the smoke generated in the test enters the smoke processor 17 through the air outlet, and the purified smoke is discharged into the air.
This test box 4 is fixed on the support, and the height of support should make test box 4 easy to assemble battery and through the experimental condition of glass window observation, places charger 10 below the test box, and in the charging wire let in test box 4, the charging wire adds temperature resistant protective case, links to each other with the positive negative pole of battery. The control box 11 is installed at the rear part of the test box body 4, the controller and the control circuit element are installed in the control box, a control switch and a regulation display interface are arranged on the door of the control box 11, and meanwhile, a remote control, recording and display unit is arranged and is connected with the control box through a signal line, so that safe test control and recording can be realized, and meanwhile, the internet can be connected, and the remote real-time sharing of a test can be realized. The audible and visual alarm 13 is arranged at the top of the test box body 4 and is connected with the controller through a signal line. The smoke generated in the test is connected with a smoke exhaust fan 16 through a temperature-resistant metal pipeline, the extracted smoke gas enters a smoke gas processor 17, the smoke is removed through temperature-resistant filter materials or static electricity in the processor, and the processed gas is discharged outdoors through a pipeline. The camera 8 is arranged outside the window glass 7 of the test chamber, and synchronously records the video data in the whole test process. The fire extinguishing agent control valve 2 is connected with the controller through a signal line and switches the valve according to the instruction of the controller. The fire extinguishing agent steel cylinder 1 for storing fire extinguishing agent is connected with the control valve through a metal pipeline and then connected with the fire extinguishing agent nozzle so as to meet the fire extinguishing test requirement.
The test box is suitable for the use under the extreme conditions of high temperature of combustion and explosion of the lithium ion battery, and can be used for fire tests of various fire extinguishing agents including gas, dry powder and water-based fire extinguishing agents. The method comprises the steps of adopting an electric heating mode to trigger the thermal runaway of the lithium ion battery, adopting temperature, pressure and smoke sensor to monitor the test process, and adopting a multi-channel paperless recording system and a camera system to synchronously and completely record the test process.
According to the fire-fighting guideline with prevention as the main part, the pressure sensor deforms the lithium ion battery, and the temperature sensor is combined to make accurate judgment on the thermal runaway degree of the lithium ion battery, so that the alarming information and the fire extinguishing instruction are sent out in time when the battery is not on fire which is exploded, and the temperature of the battery can be reduced in time by the sprayed water-based fire extinguishing liquid. The test box can be used for preventing the lithium ion battery from being ignited and exploded.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a lithium ion battery fire control test system which characterized in that: the lithium ion battery fire-fighting test is carried out in a test box body (4), and specifically comprises a clamping module for fixing the lithium ion battery (22);
the heating and ignition module is used for realizing the heating up and the ignition of the lithium ion battery (22) and the combustible gas;
the induction detection module comprises various sensors and is used for detecting the temperature, deformation and organic matter leakage state of the lithium ion battery (22) after being heated;
the fire extinguishing module is used for extinguishing fire after the lithium ion battery (22) is combusted;
the purification module is used for collecting waste water generated after the test and purifying waste gas;
and the control module is used for controlling the actions of the heating and ignition module, the fire extinguishing module and the purification module.
2. The lithium ion battery fire protection test system of claim 1, wherein: the clamping module comprises a lithium ion battery clamp (21) located inside the test box body (4), the lithium ion battery clamp (21) is fixed inside the test box body (4), and the lithium ion battery (22) is fixed on the lithium ion battery clamp (21).
3. The lithium ion battery fire protection test system of claim 1, wherein: the heating and ignition module comprises a heating module (20) and an electronic ignition device (28), the heating module (20) is arranged inside the test box body (4) and is positioned below or on the side surface of the lithium ion battery (22), a far infrared heating element is additionally arranged on the heating surface of the heating module (20), and the electronic ignition device (28) is fixed on the inner wall of the test box body (4).
4. The lithium ion battery fire protection test system of claim 3, wherein: the sensing detection module comprises an audible and visual alarm (13), a temperature sensor (23), a pressure sensor (24) and a smoke sensor (25), the audible and visual alarm (13) is installed at the top of the test box body (4), the temperature sensor (23), the pressure sensor (24) and the smoke sensor (25) are arranged inside the test box body (4), the temperature sensor (23) is provided with at least one, and the temperature sensor is distributed on the top and the side wall of the test box body (4).
5. The lithium ion battery fire protection test system of claim 4, wherein: the fire extinguishing module comprises a fire extinguishing agent steel cylinder (1), a fire extinguishing agent control valve (2) and a fire extinguishing agent pipeline (3), the fire extinguishing agent steel cylinder (1) is connected to the test box body (4) through the fire extinguishing agent pipeline (3), the fire extinguishing agent control valve (2) is arranged on the fire extinguishing agent pipeline (3), and one end, extending into the test box body (4), of the fire extinguishing agent pipeline (3) is provided with a nozzle (19).
6. The lithium ion battery fire protection test system of claim 1, wherein: the purification module comprises two parts of drainage and smoke removal, the drainage part comprises a drainage pipe (14) and a water receiving barrel (15), a drainage outlet (27) is formed in the lower end of the test box body (4), and the water receiving barrel (15) is connected to the drainage outlet (27) through the drainage pipe (14); the smoke abatement part includes air exhauster (16), smoke and dust treater (17), exhaust pipe (18) and air outlet (26), experimental box (4) top is equipped with air outlet (26), the entry end of smoke and dust treater (17) passes through the pipe connection on air outlet (26), be connected with exhaust pipe (18) on the exit end of smoke and dust treater (17), be connected with air exhauster (16) on the pipeline of the entry end of smoke and dust treater (17).
7. The lithium ion battery fire protection test system of claim 5, wherein: control module is including setting up control box (11) in experimental box (4) outside, equal electric connection in control box (11) of fire extinguishing agent control valve (2), audible-visual annunciator (13), temperature sensor (23), pressure sensor (24), smoke transducer (25), heating module (20) and electron ignition (28).
8. The lithium ion battery fire protection test system of claim 7, wherein: the device is characterized by further comprising a remote control recording module (12), an observation module and a power module, wherein the remote control recording module (12) is connected to the control box (11) and is used for recording the whole process of temperature rise, deformation and combustion of the lithium ion battery (22), the observation module comprises an illuminating lamp (6), window glass (7) and a camera (8), the window glass (7) is arranged on the front side of the test box body (4), the illuminating lamp (6) is arranged on the outer side of the window glass (7), and the camera (8) is fixedly installed in the direction towards the window glass (7); the power module comprises a charger, and the charger (10) is installed on the outer side of the test box body (4).
9. The lithium ion battery fire protection test system of claim 8, wherein: the test box body (4) is arranged on the ground through a support (9), and a mounting frame of the charger (10) is fixed on the support (9).
10. The lithium ion battery fire protection test system of claim 9, wherein: an explosion-proof door (5) is arranged on the test box body (4), and the window glass (7) is arranged on the explosion-proof door (5).
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| CN202023148462.8U CN214310813U (en) | 2020-12-23 | 2020-12-23 | Lithium ion battery fire-fighting test system |
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| CN202023148462.8U CN214310813U (en) | 2020-12-23 | 2020-12-23 | Lithium ion battery fire-fighting test system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114415028A (en) * | 2021-12-01 | 2022-04-29 | 中国民用航空飞行学院 | Lithium ion battery pyrolysis gas explosion limit and inerting gas test system |
| CN115025422A (en) * | 2022-06-24 | 2022-09-09 | 中国华能集团清洁能源技术研究院有限公司 | Centralized air exhaust method and equipment applied to large-scale energy storage system |
| CN115068861A (en) * | 2022-05-24 | 2022-09-20 | 国网电力科学研究院有限公司 | Experimental device for be used for lithium ion battery thermal runaway calamity to restrain research |
| WO2023071297A1 (en) * | 2021-10-29 | 2023-05-04 | 蜂巢能源科技股份有限公司 | Heating test apparatus and system for lithium battery |
-
2020
- 2020-12-23 CN CN202023148462.8U patent/CN214310813U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023071297A1 (en) * | 2021-10-29 | 2023-05-04 | 蜂巢能源科技股份有限公司 | Heating test apparatus and system for lithium battery |
| CN114415028A (en) * | 2021-12-01 | 2022-04-29 | 中国民用航空飞行学院 | Lithium ion battery pyrolysis gas explosion limit and inerting gas test system |
| CN115068861A (en) * | 2022-05-24 | 2022-09-20 | 国网电力科学研究院有限公司 | Experimental device for be used for lithium ion battery thermal runaway calamity to restrain research |
| CN115025422A (en) * | 2022-06-24 | 2022-09-09 | 中国华能集团清洁能源技术研究院有限公司 | Centralized air exhaust method and equipment applied to large-scale energy storage system |
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