CN209200105U - Lithium ion battery detection device and lithium-ion battery systems - Google Patents
Lithium ion battery detection device and lithium-ion battery systems Download PDFInfo
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- CN209200105U CN209200105U CN201822002775.9U CN201822002775U CN209200105U CN 209200105 U CN209200105 U CN 209200105U CN 201822002775 U CN201822002775 U CN 201822002775U CN 209200105 U CN209200105 U CN 209200105U
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- ion battery
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- 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
Abstract
The application provides a kind of lithium ion battery detection device and lithium-ion battery systems.The lithium ion battery detection device includes box-like body, visual windows and cabinet safety valve.The box-like body seals to form a battery modules storage space.The battery modules storage space is for storing lithium-ion battery monomer.Also, the box-like body has detection faces and visible surface, and the detection faces and the visible surface surround to form the battery modules storage space.The detection faces offer gas outlet.The visual windows are set to the visible surface.The lithium ion battery detection device can carry out lithium-ion battery monomer by the box-like body or mould group thermal runaway is tested, and observes in the lithium-ion battery monomer ejection process whether will appear open fire inside battery pack by the visual windows.When eruption can be generated in the lithium-ion battery monomer ejection process, the eruption can be exported by the cabinet safety valve.
Description
Technical field
This application involves power source technical fields, more particularly to a kind of lithium ion battery detection device and lithium-ion electric
Cell system.
Background technique
In recent years, the market share of electric car is promoted steadily.There is lithium ion battery high voltage, high-energy-density, length to follow
The excellent performances such as ring service life, no pollution to the environment, the highest attention by ev industry.However, lithium ion battery erupts
Process can generate combustion mixture.The combustion mixture accumulates in inside lithium ion cell.Reach in inside lithium ion cell
After certain pressure boundary, safety valve is opened, and the combustion mixture is discharged into external environment as lithium ion battery erupts.
In lithium ion battery ejection process, surface temperature of lithium ion battery can reach 1000 DEG C or so.The electricity of lithium ion battery
Core inner temperature is higher, therefore therefore eruption has usually contained the high temperature particulate matter such as Mars, high-temperature particle eruption surface temperature
About 600~1200 DEG C or so.Since high-temperature lithium ion battery surface and high-temperature particle eruption temperature are much higher than gaseous state
The ignition temperature of eruption Ignition Phenomena will easily occur, and cause once eruption injection contacts in air and with oxygen
Fire.Also it is easy to appear certainly after high temperature combustible is contacted with the air for entering inside lithium ion cell after lithium ion battery eruption
Fire phenomenon.In addition, even if there is not Ignition Phenomena in the gaseous state eruption after lithium ion battery eruption, but if gradually running up to one
Fixed number amount, will likely also will appear explosion phenomenon, and harmfulness will be bigger.Therefore, lithium ion battery eruption is to cause lithium ion
One of the security risk of battery fire even explosion accident.The fire and explosion accident that lithium ion battery eruption causes appear in the newspapers repeatly
Road, safety issue, which becomes, hinders its one of principal element in the application of electrical source of power industry large-scale commercial.
Carry out lithium-ion battery monomer insulation thermal runaway test in traditional scheme in accelerating calorimeter mostly, or is opening
It puts and carries out battery cell or the test of mould group in environment.However, electric in environment locating for above-mentioned battery cell or mould group and battery pack
Environmental difference locating for pond monomer or mould group is larger, i.e., the environment in battery pack is simultaneously nonadiabatic, also unlike can be in open environment
Auto-radiating.Also, the mobility status of inside battery Mars, flue gas etc. can not be observed in traditional scheme.
Utility model content
Based on this, it is necessary to can not be simulated really for space locating for battery eruption in traditional scheme and oxygen concentration environment
Inside battery pack, and can not observe inside battery Mars, flue gas etc. mobility status the problem of, a kind of lithium ion battery is provided
Detection device and lithium-ion battery systems.
A kind of lithium ion battery detection device includes:
Box-like body, sealing forms a battery modules storage space, for storing battery modules, and the cabinet sheet
Body has detection faces and visible surface, and the detection faces and the visible surface surround to form the battery modules storage space, described
Detection faces offer gas outlet；
Visual windows are set to the visible surface, for observing the situation in the box-like body；And
Cabinet safety valve is set to the gas outlet.
The area of the visual windows accounts for the 50% or 100% of the visible surface in one of the embodiments,.
In one of the embodiments, further include:
Cable connector is set to the detection faces, is arranged with the gas outlet interval, and be electrically connected with external equipment, uses
In the offer heat into the lithium ion battery detection device or the voltage of the detection battery modules.
The cable connector includes: in one of the embodiments,
First cable connector, is set to the detection faces, external equipment by first cable connector to the lithium from
Heat is provided in sub- battery check device；And
Second cable connector is set to detection faces, and is arranged with first cable connector interval, and external equipment passes through
Second cable connector detects the voltage of the battery modules.
In one of the embodiments, further include:
Temperature-detecting device is set to the detection faces, is arranged respectively with the gas outlet and the cable connector interval.
The temperature-detecting device includes: in one of the embodiments,
First temperature sensor is set to the detection faces, for detecting the battery core central temperature of the battery modules；
Second temperature sensor is set to the detection faces, and is arranged with first temperature sensor interval, for examining
Survey the battery cell surface temperature of the battery modules；And
Third temperature sensor is set to the detection faces, and respectively with first temperature sensor and described second
Temperature sensor interval setting, for detecting the temperature between the lithium ion battery detection device and the battery modules.
In one of the embodiments, further include:
Pressure sensor is set to the detection faces, is arranged with the temperature-detecting device interval, for detecting the lithium
Pressure in ion battery detection device.
In one of the embodiments, the box-like body with a thickness of 5mm-15mm.
The shape of the box-like body is cube shaped or cylindrical in one of the embodiments,.
A kind of lithium-ion battery systems include:
Lithium ion battery detection device as described in any one above-mentioned embodiment；And
Guiding device, with the cabinet safety valve by piping connection, the lithium-ion battery systems pass through the cabinet
Safety valve and the guiding device export the eruption in the battery modules storage space.
The application provides a kind of lithium ion battery detection device and lithium-ion battery systems.The lithium ion battery detection dress
It sets including box-like body, visual windows and cabinet safety valve.The box-like body seals to form a battery modules storage space.
The battery modules storage space is for storing lithium-ion battery monomer.Also, the box-like body is with detection faces and visually
Face, the detection faces and the visible surface surround to form the battery modules storage space.The detection faces offer gas outlet.
The visual windows are set to the visible surface.The lithium ion battery detection device can carry out lithium by the box-like body
Ion battery monomer or the test of mould group thermal runaway, and the lithium-ion battery monomer ejection process is observed by the visual windows
Whether will appear open fire inside middle battery pack.When eruption can be generated in the lithium-ion battery monomer ejection process, pass through institute
The eruption can be exported by stating cabinet safety valve.
Detailed description of the invention
Fig. 1 is the lithium ion battery structure of the detecting device schematic diagram provided in one embodiment；
Fig. 2 is the lithium ion battery structure of the detecting device schematic diagram provided in one embodiment；
Fig. 3 is the sectional view of the first detection faces figure provided in one embodiment；
Fig. 4 is the sectional view of the first detection faces figure provided in one embodiment；
Fig. 5 is the sectional view of the first detection faces figure provided in one embodiment；
Fig. 6 is the sectional view of the second detection faces figure provided in one embodiment；
Fig. 7 is the sectional view of the second detection faces figure provided in one embodiment；
Fig. 8 is the sectional view of the second detection faces figure provided in one embodiment；
Fig. 9 is the lithium ion battery structure of the detecting device schematic diagram provided in one embodiment；
Figure 10 is the lithium ion battery structure of the detecting device schematic diagram provided in one embodiment；
Figure 11 is the lithium ion battery structure of the detecting device schematic diagram provided in one embodiment；
Figure 12 is the lithium-ion battery systems structural schematic diagram provided in one embodiment.
Main element drawing reference numeral explanation
Lithium ion battery detection device 100
Box-like body 10
Detection faces 11
Visible surface 12
Wall surface 13
Battery modules storage space 101
Gas outlet 103
Visual windows 20
Cabinet safety valve 30
Cable connector 50
First cable connector 51
Second cable connector 52
Temperature-detecting device 60
First temperature sensor 61
Second temperature sensor 62
Third temperature sensor 63
Pressure sensor 70
Battery modules 200
Battery cell safety valve 201
Guiding device 300
Lithium-ion battery systems 400
Specific embodiment
In order to which the objects, technical solutions and advantages of the application are more clearly understood, by the following examples, and combine attached
A kind of lithium ion battery detection device and lithium-ion battery systems of the application is further elaborated in figure.It should manage
Solution, specific embodiment described herein only to explain the application, are not used to limit the application.
Referring to Figure 1, a kind of lithium ion battery detection device 100 is provided in one embodiment.The lithium ion battery
Detection device 100 includes box-like body 10, cabinet safety valve 30, temperature-detecting device 60 and multiple pressure sensors 70.
The sealing of box-like body 10 forms a battery modules storage space 101.The battery modules storage space 101
In be stored with one or more lithium-ion battery monomer or lithium ion battery mould group 200.The battery modules storage space
The lithium-ion battery monomer in 101 can be lithium ion battery with hard shell, can also be soft bag lithium ionic cell and square shell
Lithium ion battery.And the box-like body 10 has at least one detection faces 11.At least one described detection faces 11 offer
Gas outlet 103.The cabinet safety valve 30 is set to the gas outlet 103.The temperature-detecting device 60 is set to the inspection
Survey face 11 is spaced with the gas outlet 103 and is arranged.The multiple pressure sensor 70 is set to the detection faces 11, and described
The setting of multiple intervals of temperature-detecting device 60.
Specifically, the making material of the box-like body 10 can be high-temperature and high-presure resistent rubber, plastics or quartz glass.Institute
Stating box-like body 10 can be sealed by sealing ring.The box-like body 10 has the battery modules storage space 101.It is described
Lithium ion battery mould group 200 or monomer are set to the battery modules storage space 101.It can be set in the box-like body 10
Multiple lithium-ion battery monomers.Series-parallel company can be carried out between multiple lithium ion battery mould groups 200 or monomer
It connects.The surface of the box-like body 10 is provided with the cabinet safety valve 30, temperature-detecting device 60 and pressure sensor 70.
The temperature-detecting device 60 and the pressure sensor 70 can be set to multiple.The temperature-detecting device 60 and the pressure
Force snesor 70 can detecte real time temperature and pressure in the box-like body 10 at different location.When the box-like body 10
In eruption concentration it is higher when, the pressure in the box-like body 10 can be more than its endurance.The cabinet safety valve at this time
30 open.The eruption is discharged the cabinet safety valve 30.
In the present embodiment, the sealing of box-like body 10 forms a battery modules storage space 101.The battery modules
Storage space 200 is for storing lithium-ion battery monomer.And the box-like body 10 has detection faces 11, the temperature detection
Device 60 and the pressure sensor 70 are arranged at intervals at the detection faces 11.The lithium ion battery detection device 100
Lithium-ion battery monomer or the test of mould group thermal runaway can be carried out in the box-like body 10.When the lithium-ion battery monomer sprays
During hair, the temperature-detecting device 60 and the pressure sensor 70 acquire lithium-ion battery monomer or mould group packet surface,
Surrounding or temperature, the pressure and other parameters at battery core center, in order to provide initial boundary conditions for numerical simulation study.When the lithium
Eruption can be generated in ion battery monomer ejection process, can be exported the eruption by the cabinet safety valve 30.
Fig. 2-8 is referred to, in one embodiment, the temperature-detecting device 60 includes multiple first temperature sensors
61, multiple second temperature sensors 62 and multiple third temperature sensors 63.The detection faces 11 include the first detection faces 111
With the second detection faces 112.
The multiple first temperature sensor 61 is set at least one described detection faces 11, for detecting the battery mould
The battery core central temperature of group 200.Wherein, a battery cell has a battery core.The multiple second temperature sensor 62 is set
At least one described detection faces 11 are placed in, and is spaced and is arranged with the multiple first temperature sensor 61, for detecting the electricity
The surface temperature of battery cell in Chi Mo group 200.The multiple third temperature sensor 63 is set at least one described detection
Face 11, and setting is spaced with the multiple first temperature sensor 61 and the multiple second temperature sensor 62, for examining
Survey the environment temperature between the lithium ion battery detection device 100 and the battery modules 200.
Specifically, first temperature sensor 61 and the second temperature sensor 62 can use thermocouple.It is described
Thermocouple includes probe and extension line.First temperature sensor 61 it is probe internally provided inside battery cell, for detecting
The temperature of battery battery core.The probe of the second temperature sensor 62 is placed in battery cell surface, for detecting battery cell
Surface temperature.First temperature sensor 61 and the extension line of the second temperature sensor 62 are sealed in the detection faces
11.The third temperature sensor 63 can select fixed thread formula temperature sensor.When the third temperature sensor 63 selects
When with fixed thread formula temperature sensor, the stud of the third temperature sensor 63 can be enclosed in the detection faces 11 completely
It is interior.
The multiple first temperature sensor 61, the multiple second temperature sensor 62 and the multiple third temperature pass
One of sensor 63 is set to first detection faces 111 with the multiple pressure sensor 70.The multiple first temperature
Other two kinds in sensor 61, the multiple second temperature sensor 62 and the multiple third temperature sensor 63 are set to
Second detection faces 112.
For example, in one embodiment, between the multiple third temperature sensor 63 and the multiple pressure sensor 70
Every being alternately disposed at first detection faces 111, the multiple first temperature sensor 61 is sensed with the multiple second temperature
Device 62, which alternates, is set to second detection faces 112.At this point, two adjacent third temperature sensors 63, two are adjacent
Pressure sensor 70 or a third temperature sensor 63 pressure sensor 70 adjacent thereto between distance be the
One distance.The first distance is within the scope of 25mm-55mm.For example the first distance can be 27mm, 30mm or 40mm.
Two adjacent first temperature sensors 61, two adjacent second temperature sensors 62 or first temperature sensor 61
Distance is second distance between a second temperature sensor 62 adjacent thereto, and the second distance is in 25mm-45mm range
It is interior.For example the second distance can be 30mm or 35mm.Such as Fig. 3-Fig. 5, when the multiple first temperature sensor 61 and institute
When stating multiple second temperature sensors 62 and being arranged at intervals at the second detection faces 112, the multiple first temperature sensor 61 and institute
State the installation site of multiple second temperature sensors 62 arrangement mode can there are many.
Such as Fig. 6-Fig. 8, when the multiple third temperature sensor 63 and the multiple pressure sensor 70 are arranged at intervals at
When the first detection faces 111, the row of the installation site of the multiple third temperature sensor 63 and the multiple pressure sensor 70
Mode for cloth can there are many.For example, in one embodiment, the center of first detection faces 111 can install one
The third temperature sensor 63 alternately installs other third temperature sensors 63 and the multiple pressure biography equally spaced
Sensor 70.
The battery modules 200 are set to the center of the battery modules storage space 101, the battery modules
Between one in each wall surface 13 to the box-like body 10 adjacent thereto and parallel in 200 each wall surface
Distance be third distance, the third distance within the scope of 10mm-50mm, such as the third distance be 15mm, 25mm,
35mm or 45mm.
In the present embodiment, the arrangement of the installation site of first temperature sensor 61 and the second temperature sensor 62
Mode may refer to Fig. 3-Fig. 5, the arrangement side of the installation site of the third temperature sensor 63 and the pressure sensor 70
Formula may refer to Fig. 6-Fig. 8.When the battery modules 200 or battery cell erupt, first temperature can be passed through
Sensor 61, the second temperature sensor 62, the third temperature sensor 63 and the pressure sensor 70 acquire respectively
Temperature, the pressure and other parameters on lithium-ion battery monomer or mould group packet surface, surrounding or battery core center, in order to be ground for numerical simulation
Offer initial boundary conditions are provided.
Fig. 9 and Figure 10 are referred to, in one embodiment, the lithium ion battery detection device 100 includes box-like body
10, visual windows 20 and cabinet safety valve 30.The wherein box-like body 10 and the cabinet safety valve 30 and above-described embodiment
In embodiment it is identical, details are not described herein again.
The box-like body 10 has detection faces 11 and visible surface 12.At least one described detection faces 11 and the visible surface
12 constitute the wall surface 13 of the box-like body 10.The encirclement of wall surface 13 forms the battery modules storage space 101.It is described can
Viewing window 20 can select transparent, oil-stain-preventing and material easy to clean.For example, the material of the visual windows 20 can be stone
English glass.The visual windows 20 are set to the visible surface 12, for observing the situation in the box-like body 10.It is described can
The area of viewing window 20 accounts for the 50% or 100% of the visible surface 12.When the area of the visual windows 20 accounts for the visible surface
12 100% when, but described window 20 is the visible surface 12.The box-like body 10 with a thickness of 5mm-15mm.Institute
The shape for stating box-like body 10 is cube shaped or cylindrical.For example, the shape of box-like body 10 described in Figure 10 is cylinder
Body.
In the present embodiment, the box-like body 10 have detection faces 11 and visible surface 12, the detection faces 11 and it is described can
It is surrounded depending on face 12 and forms the battery modules storage space 101.The detection faces 11 offer gas outlet 103.The visual window
Mouth 20 is set to the visible surface 12.Lithium can be carried out in the box-like body 10 of the lithium ion battery detection device 100
Ion battery monomer or the test of mould group thermal runaway, and observe the lithium-ion battery monomer by the visual windows 20 and erupted
Whether will appear open fire inside battery pack in journey.
Referring to Figure 11, the lithium ion battery detection device 100 further includes cable connector in one of the embodiments,
50。
The cable connector 50 includes the first cable connector 51 and the second cable connector 52.First cable connector 51 is set
It is placed in the detection faces 11.External heating equipment is by first cable connector 51 to the lithium ion battery detection device
Heat is provided in 100.Second cable connector 52 is set to detection faces 11, and sets with first cable connector 51 interval
It sets.External voltage detection device detects the voltage of the battery modules 200 by second cable connector 52.
In the present embodiment, the cable connector 50 is set to the detection faces 11, is spaced and is arranged with the gas outlet 103,
And it is electrically connected with external equipment.The cable connector 50 be used for into the lithium ion battery detection device 100 provide heat with
Convenient for carrying out lithium-ion battery monomer or the test of mould group thermal runaway or the voltage for detecting the battery modules 200.
Referring to Figure 12, in one embodiment, provide a kind of lithium-ion battery systems 400.The lithium ion battery system
System 400 includes lithium ion battery detection device 100 and guiding device 300 as described in provided by the above embodiment.The export dress
Set 300 and the cabinet safety valve 30 pass through piping connection.
Battery cell safety valve 201 is provided on the lithium-ion battery monomer as shown in figure 12.When the lithium-ion electric
When battery eruption phenomenon occurs for pond monomer, the eruption breaks through the battery cell safety valve 201.The lithium ion battery system
The lithium-ion battery monomer in system 400 can be lithium ion battery with hard shell, can also be soft bag lithium ionic cell and side
Case lithium ion battery.When the lithium-ion battery monomer is soft-package battery, the battery cell safety valve may be not present
201, at this time can the guiding device 300 according to the space layout designed, designed of the lithium-ion battery systems 100 installation
Position.The lithium-ion battery systems 400 pass through the cabinet safety valve 30 and the guiding device 300 for the battery mould
Eruption export in group storage space 101.
In the present embodiment, the lithium-ion battery systems 400 can be exported the eruption to far from the lithium ion
The high temperature surface of battery cell.And the lithium-ion battery systems 400 can to discharge in the eruption to extraneous ring
In border.When eruption air current flow direction change occurs with the guiding device 300, particle eruption is greater than due to inertia
Gas eruption object, and due to being solid-state, therefore can collide with the derived type structure 40, consume the energy of solid particulate matter.And
And the particle eruption deposits to the bottom of the guiding device 300 under the effect of gravity.Meanwhile gaseous state eruption by
Then gaseous state can be discharged in external environment, to realize in the eruption with the guiding device 300 under the action of pressure
High-temperature particle object and the lithium-ion battery monomer combustion mixture isolation.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to claim therefore cannot be interpreted as.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of lithium ion battery detection device (100) characterized by comprising
Box-like body (10), sealing forms a battery modules storage space (101), for storing battery modules (200), and
The box-like body (10) has detection faces (11) and visible surface (12), and the detection faces (11) and the visible surface (12) surround
The battery modules storage space (101) is formed, the detection faces (11) offer gas outlet (103)；
Visual windows (20) are set to the visible surface (12), for observing the situation in the box-like body (10)；And
Cabinet safety valve (30) is set to the gas outlet (103).
2. lithium ion battery detection device (100) according to claim 1, which is characterized in that the visual windows (20)
Area account for the 50% or 100% of the visible surface (12).
3. lithium ion battery detection device (100) according to claim 1, which is characterized in that further include:
Cable connector (50) is set to the detection faces (11), is spaced and is arranged with the gas outlet (103), and and external equipment
Electrical connection, for providing the electricity of heat or the detection battery modules (200) into the lithium ion battery detection device (100)
Pressure.
4. lithium ion battery detection device (100) according to claim 3, which is characterized in that the cable connector (50)
Include:
First cable connector (51) is set to the detection faces (11), external equipment by first cable connector (51) to
Heat is provided in the lithium ion battery detection device (100)；And
Second cable connector (52) is set to detection faces (11), and is spaced and is arranged with first cable connector (51), external
Equipment detects the voltage of the battery modules (200) by second cable connector (52).
5. lithium ion battery detection device (100) according to claim 3, which is characterized in that further include:
Temperature-detecting device (60) is set to the detection faces (11), respectively with the gas outlet (103) and the cable connector
(50) interval setting.
6. lithium ion battery detection device (100) according to claim 5, which is characterized in that the temperature-detecting device
(60) include:
First temperature sensor (61) is set to the detection faces (11), in the battery core for detecting the battery modules (200)
Heart temperature；
Second temperature sensor (62) is set to the detection faces (11), and is set with first temperature sensor (61) interval
It sets, for detecting the battery cell surface temperature of the battery modules (200)；And
Third temperature sensor (63) is set to the detection faces (11), and respectively with first temperature sensor (61) and
Second temperature sensor (62) interval setting, for detecting the lithium ion battery detection device (100) and the battery
Temperature between mould group (200).
7. lithium ion battery detection device (100) according to claim 5, which is characterized in that further include:
Pressure sensor (70) is set to the detection faces (11), is spaced and is arranged with the temperature-detecting device (60), for examining
Survey the pressure in the lithium ion battery detection device (100).
8. lithium ion battery detection device (100) according to claim 1, which is characterized in that the box-like body (10)
With a thickness of 5mm-15mm.
9. lithium ion battery detection device (100) according to claim 1, which is characterized in that the box-like body (10)
Shape be cube shaped or cylindrical.
10. a kind of lithium-ion battery systems (400) characterized by comprising
Lithium ion battery detection device (100) as claimed in any one of claims 1-9 wherein；And
Guiding device (300), with the cabinet safety valve (30) by piping connection, the lithium-ion battery systems (400) are logical
The cabinet safety valve (30) and the guiding device (300) are crossed by the eruption in the battery modules storage space (101)
Export.
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| CN201822002775.9U CN209200105U (en) | 2018-11-30 | 2018-11-30 | Lithium ion battery detection device and lithium-ion battery systems |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109411841A (en) * | 2018-11-30 | 2019-03-01 | 清华大学 | Lithium ion battery detection device and lithium-ion battery systems |
| CN111261959A (en) * | 2020-02-13 | 2020-06-09 | 中航锂电技术研究院有限公司 | Battery module detection device, system and detection method |
-
2018
- 2018-11-30 CN CN201822002775.9U patent/CN209200105U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109411841A (en) * | 2018-11-30 | 2019-03-01 | 清华大学 | Lithium ion battery detection device and lithium-ion battery systems |
| CN111261959A (en) * | 2020-02-13 | 2020-06-09 | 中航锂电技术研究院有限公司 | Battery module detection device, system and detection method |
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