CN109524742A - Prevent the lithium ion battery mould group of thermal runaway - Google Patents
Prevent the lithium ion battery mould group of thermal runaway Download PDFInfo
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- CN109524742A CN109524742A CN201811167416.7A CN201811167416A CN109524742A CN 109524742 A CN109524742 A CN 109524742A CN 201811167416 A CN201811167416 A CN 201811167416A CN 109524742 A CN109524742 A CN 109524742A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
- H01M10/6555—Rods or plates arranged between the cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/658—Means for temperature control structurally associated with the cells by thermal insulation or shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
The present invention provides a kind of lithium ion battery mould groups for preventing thermal runaway, which includes: cabinet；Mould group ontology arranged in the box body comprising several batteries in parallel connection groups being made of several lithium ion batteries；The conductive structure being set between the lithium ion battery in batteries in parallel connection group, the heat for distributing lithium ion battery are conducted to outside cabinet；The flame retarding construction being set to outside batteries in parallel connection group, it is fire-retardant for being carried out to batteries in parallel connection group.The present invention is conducted by the heat that conductive structure distributes lithium ion battery to outside cabinet, to improve the quick conduction for the heat that lithium ion battery distributes, is improved the heat dissipation performance of the lithium ion battery mould group, is avoided the thermal runaway of lithium ion battery mould group；It is fire-retardant to the progress of batteries in parallel connection group by flame retarding construction, it is heat-insulated and fire-retardant between batteries in parallel connection group to realize so that batteries in parallel connection group is isolated, and then the explosion of thermal runaway and battery is prevented, to avoid the generation of accident.
Description
Technical field
The present invention relates to technical field of lithium ion, in particular to a kind of lithium ion battery for preventing thermal runaway
Mould group.
Background technique
Lithium ion battery has many advantages, such as that specific capacity is big, operating voltage is high, has extended cycle life, is small in size, is light-weight, application
In more scene.In electric car and energy-storage system, the power battery of power supply requires biggish capacity and voltage, needs
Multiple single batteries are installed in battery case, battery pack is formed by series and parallel to reach the requirement of power source.In battery case
Multiple batteries work when generate a large amount of heat, in case of the egregious cases such as short circuit also occur that explosion.How quick conductive and
The burning for preventing battery is that battery case is primarily solved the problems, such as using needs.
Current battery case mostly uses multiple duct, radiate pore structure more, but such design is only to normal battery operation
Heat dissipation have good effect, not can solve caused by battery unit steeply rises because of heat thermal runaway risk and potential explosion prestige
When the side of body.
Summary of the invention
In consideration of it, the invention proposes a kind of lithium ion battery mould groups for preventing thermal runaway, it is intended to solve existing battery case
Interior battery, which leads to the problem of heat, to be caused thermal runaway or even explodes.
The invention proposes a kind of lithium ion battery mould groups for preventing thermal runaway, which includes: cabinet；
It is set to the intracorporal mould group ontology of the case comprising several batteries in parallel connection groups being made of several lithium ion batteries；Setting
Conductive structure between the lithium ion battery in the batteries in parallel connection group, the heat for distributing the lithium ion battery pass
It is directed at outside the cabinet；The flame retarding construction being set to outside the batteries in parallel connection group, it is fire-retardant for being carried out to the batteries in parallel connection group.
Further, the above-mentioned lithium ion battery mould group for preventing thermal runaway, the conductive structure includes: heat-conducting pad；Portion
Set up the heat conducting pipe being placed in the heat-conducting pad separately, be internally provided with coolant liquid, for carrying out hot friendship with the lithium ion battery
It changes.
Further, the above-mentioned lithium ion battery mould group for preventing thermal runaway, the heat conducting pipe are arranged in the cabinet, are used for
Connection heat management system is to be adjusted the temperature of the heat conducting pipe by conveying coolant liquid.
Further, the above-mentioned lithium ion battery mould group for preventing thermal runaway, the heat conducting pipe are aluminum pipe, copper pipe, copper alloy
Pipe or aluminium-alloy pipe, the serpentine-like distribution in the heat-conducting pad.
Further, the above-mentioned lithium ion battery mould group for preventing thermal runaway, the heat-conducting pad are flexible piece, also, institute
It states in heat-conducting pad filled with silicon systems packing material.
Further, the above-mentioned lithium ion battery mould group for preventing thermal runaway, the flame retarding construction are made of fire proofing；
Or, the flame retarding construction is made of the composite material of fire proofing and heat-absorbing material.
Further, the above-mentioned lithium ion battery mould group for preventing thermal runaway, the fire proofing are organic fire-retardant or nothing
Machine fire retardant.
Further, the above-mentioned lithium ion battery mould group for preventing thermal runaway, the organic fire-retardant include bromine system, nitrogen system,
At least one of red phosphorus.
Further, the above-mentioned lithium ion battery mould group for preventing thermal runaway, the inorganic fire retardants are antimony oxide, hydrogen
Magnesia, aluminium hydroxide or silicon systems.
Further, the above-mentioned lithium ion battery mould group for preventing thermal runaway, the flame retarding construction are slab construction, sandwiched
Between the batteries in parallel connection group or between the batteries in parallel connection group and the cabinet.
The lithium ion battery mould group provided by the invention for preventing thermal runaway, is dissipated the lithium ion battery by conductive structure
The heat of hair is conducted to outside the cabinet, to improve the quick conduction for the heat that lithium ion battery distributes, improves the lithium ion
The heat dissipation performance of battery modules avoids the thermal runaway of lithium ion battery mould group；By flame retarding construction to the batteries in parallel connection group into
Row is fire-retardant, heat-insulated and fire-retardant between batteries in parallel connection group to realize so that batteries in parallel connection group is isolated, and then prevents heat
Out of control and battery explosion, to avoid the generation of accident.The lithium ion battery modular structure is simple simultaneously, space utilization rate
Height, cost is relatively low, has a safety feature, and realization rate is simple, is applicable in and promotes and applies.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the lithium ion battery mould group provided in an embodiment of the present invention for preventing thermal runaway；
Fig. 2 is the structural schematic diagram of heat-conducting pad provided in an embodiment of the present invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.It should be noted that in the absence of conflict, embodiment in the present invention and
Feature in embodiment can be combined with each other.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
It is the structural schematic diagram of the lithium ion battery mould group provided in an embodiment of the present invention for preventing thermal runaway referring to Fig. 1,
As shown, the lithium ion battery mould group includes: cabinet 1, mould group ontology 2, conductive structure 3 and flame retarding construction 4；Wherein, cabinet 1
For enclosed housing, to avoid foreign from carrying out damaged mould group ontology 2.Cabinet 1 can pass through hollow length open at one end
Cube shape structure and lid composition, to realize its closure.Mould group ontology 2 is set in the hollow cavity in cabinet 1, mould group
Ontology 2 includes the series-parallel process of several batteries in parallel connection groups 21, to realize the output of setting voltage.Batteries in parallel connection group 21 is by several
A lithium ion battery 211 forms, i.e., several right lithium ion batteries 211 compose in parallel, to improve the benefit of lithium ion battery 211
With rate.
With continued reference to Fig. 1, conductive structure 3 is set between the lithium ion battery 211 in batteries in parallel connection group 21, is used for lithium
The heat that ion battery 211 distributes is conducted to outside cabinet 1, to improve the quick conduction for the heat that lithium ion battery 211 distributes,
The heat dissipation performance for improving the lithium ion battery mould group, avoids the thermal runaway of lithium ion battery mould group.Specifically, each batteries in parallel connection
In group 21, it is equipped with conductive structure 3 between the adjacent lithium ion battery 211 of any two, so as to the lithium ion battery mould group
Heat carries out Homogeneouslly-radiating.Preferably, it is connected between each conductive structure 3, to make the heat of the lithium ion battery mould group
Amount is uniformly distributed, the thermal runaway phenomenon for avoiding hot-spot from causing.
With continued reference to Fig. 1, flame retarding construction 4 is set to outside batteries in parallel connection group 21, fire-retardant for carrying out to batteries in parallel connection group 21,
It is heat-insulated and fire-retardant between batteries in parallel connection group 21 to realize so that batteries in parallel connection group 21 is isolated, and then prevent hot mistake
The explosion of control and battery, to avoid the generation of accident.Specifically, flame retarding construction 4 is slab construction, each batteries in parallel connection group 21
Periphery complete cycle enclose and set flame retarding construction 4, that is to say, that between the adjacent batteries in parallel connection group 21 of any two of mould group ontology 2
Equipped with flame retarding construction 4 is equipped between flame retarding construction 4 and/or batteries in parallel connection group 21 and cabinet 1, so as to each batteries in parallel connection group 21
It is adequately isolated, is heat-insulated and fire-retardant.Wherein, flame retarding construction 4 is made of fire proofing, and fire proofing is solid-state combustion adjuvant, with
Just the isolation, heat-insulated and fire-retardant of batteries in parallel connection group 21 is realized.Preferably, the answering by fire proofing and heat-absorbing material of flame retarding construction 4
Condensation material is made, i.e., adds heat-absorbing material in fire proofing, heat-absorbing material by high energy storage density phase-change material and high thermal conductivity
The material of performance, which combines, to be prepared, so that flame retarding construction 4 is provided simultaneously with the advantage of phase-change material and Heat Conduction Material, and then is made
Flame retarding construction 4 is obtained while being isolated to batteries in parallel connection group 21, is heat-insulated and fire-retardant, can also be realized to 21 heat of batteries in parallel connection group
The quick conduction of amount.It is quickly fire-retardant to achieve the effect that, it is preferable that fire proofing is organic fire-retardant or inorganic fire retardants.Into
Preferably, organic fire-retardant includes at least one of bromine system, nitrogen system, red phosphorus to one step, i.e., organic fire-retardant be bromine system, nitrogen system or
Red phosphorus also can be at least two combined compounds in bromine system, nitrogen system, red phosphorus.Inorganic fire retardants is antimony oxide, hydroxide
Magnesium, aluminium hydroxide or silicon systems to realize the quick fire-retardant of flame retarding construction 4, and then prevent the explosion of thermal runaway and battery, thus
Avoid the generation of accident.
It will be readily appreciated that the lithium ion battery mould group for preventing thermal runaway provided in the present embodiment, by thermally conductive
Structure 3 conducts the heat that lithium ion battery 211 distributes to outside cabinet 1, to improve heat that lithium ion battery 211 distributes
Quickly conduction, improves the heat dissipation performance of the lithium ion battery mould group, avoids the thermal runaway of lithium ion battery mould group；Pass through fire-retardant knot
Structure 4 batteries in parallel connection group 21 is carried out it is fire-retardant, so that batteries in parallel connection group 21 is isolated, to realize between batteries in parallel connection group 21
It is heat-insulated and fire-retardant, and then the explosion of thermal runaway and battery is prevented, to avoid the generation of accident.The lithium ion battery mould simultaneously
Group structure is simple, and space utilization rate is high, and cost is relatively low, has a safety feature, and realization rate is simple, is applicable in and promotes and applies.
Referring to fig. 2, conductive structure 3 includes: heat-conducting pad 31 and heat conducting pipe 32；Wherein, heat-conducting pad 31 is slab construction
And be flexible piece, to reduce pressure suffered by device i.e. lithium ion battery 211, avoids 211 stress of lithium ion battery from concentrating and cause
The deformation etc. made.Preferably, filled with having flexible silicon systems packing material in heat-conducting pad 31, so as to lithium ion battery
211 carry out thermally conductive, and for taking away extra heat between lithium ion battery 211, and excellent flexility can be further reduced
Pressure suffered by device, that is, lithium ion battery 211.When the increase of 211 internal pressure of lithium ion battery leads to housing distortion or temperature liter
Height occurs softening, creep after the heat absorption of silicon systems packing material in heat-conducting pad 31, prevents 211 heat of lithium ion battery from sharply spreading
And other adjacent cells are squeezed, to reduce the influence to other adjacent cells.
With continued reference to Fig. 2,32 part of heat conducting pipe is set in heat-conducting pad 31, and the inside of heat conducting pipe 32 is equipped with coolant liquid,
For carrying out heat exchange with lithium ion battery 211, it is delivered to outside cabinet 1 with will pass through flowing for the heat of lithium ion battery 211.
Specifically, heat conducting pipe 32 is aluminum pipe, copper pipe, copper alloy tube or aluminium-alloy pipe, and good heat conductivity is cold in heat conducting pipe 32 to improve
But between liquid and lithium ion battery 211 heat exchange efficiency, and then further increase its radiating efficiency.Heat conducting pipe 32 is in heat conductive pad
Serpentine-like distribution in piece 31, to improve the space that heat conducting pipe 32 is distributed in heat-conducting pad 31, and then improve heat conducting pipe 32 with
Lithium ion battery 211 carries out the area of heat exchange, to improve the efficiency that heat conducting pipe 32 conducts heat.Preferably, heat conducting pipe 32
It is arranged in cabinet 1, for connecting heat management system so that the temperature of heat conducting pipe 32 to be adjusted by conveying coolant liquid, and then really
The coolant temperature protected in heat conducting pipe 32 is lower than lithium ion battery 211, and then realizes the conduction of 211 heat of lithium ion battery.Its
In, heat conducting pipe 32 is arranged in heat-conducting pad 31, flame retarding construction 4 and cabinet 1, will pass through the realization of the heat management system outside cabinet 2
Coolant liquid circulates, and then ensures the temperature of coolant liquid in heat conducting pipe 32.
The lithium ion battery mould group provided in an embodiment of the present invention for preventing thermal runaway is described in more detail below.
Referring to Fig. 1 to Fig. 2, which includes cabinet 1, mould group ontology 2, conductive structure 3 and flame retarding construction
4.Cabinet 1 is enclosed housing, and mould group ontology 2 is set in the hollow cavity in cabinet 1, mould group ontology 2 be by 25Ah lithium from
3 and 2 string battery modules of sub- battery composition.Wherein, conductive structure 3 be set to 3 and the battery pack i.e. lithium of batteries in parallel connection group 21 from
Sub- battery 211 and lithium ion battery 211.Conductive structure 3 includes heat-conducting pad 31 and heat conducting pipe 32,31 thickness 3mm of heat-conducting pad
It is set between lithium ion battery 211 and lithium ion battery 211, heat conducting pipe 32 is the aluminium alloy bend pipe of diameter 2mm, part snake
Shape is distributed in heat-conducting pad 31, and coolant liquid is equipped in heat conducting pipe 32, and connects heat management system by bend pipe exit 321
System, to adjust the temperature of coolant liquid.Flame retarding construction is equipped between the adjacent batteries in parallel connection group 21 of any two of mould group ontology 2
Flame retarding construction 4 is equipped between 4 and/or batteries in parallel connection group 21 and cabinet 1, flame retarding construction 4 is slab construction, and thickness 3mm is fire-retardant
Structure 4 is made of zinc borate, aluminium hydroxide, magnesium hydroxide etc..
To sum up, the lithium ion battery mould group provided in this embodiment for preventing thermal runaway, by conductive structure 3 by lithium-ion electric
The heat that pond 211 distributes is conducted to outside cabinet 1, and to improve the quick conduction for the heat that lithium ion battery 211 distributes, improving should
The heat dissipation performance of lithium ion battery mould group, avoids the thermal runaway of lithium ion battery mould group；By flame retarding construction 4 to batteries in parallel connection group
21 progress are fire-retardant, heat-insulated and fire-retardant between batteries in parallel connection group 21 to realize so that batteries in parallel connection group 21 is isolated, into
And the explosion of thermal runaway and battery is prevented, to avoid the generation of accident.The lithium ion battery modular structure is simple simultaneously, space
Utilization rate is high, and cost is relatively low, has a safety feature, and realization rate is simple, is applicable in and promotes and applies.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of lithium ion battery mould group for preventing thermal runaway characterized by comprising
Cabinet (1)；
The mould group ontology (2) being set in the cabinet (1) comprising several to be made of several lithium ion batteries (211)
Batteries in parallel connection group (21)；
The conductive structure (3) being set between the lithium ion battery (211) in the batteries in parallel connection group (21) is used for the lithium
The heat that ion battery (211) distributes is conducted to the cabinet (1) outside；
It is set to the flame retarding construction (4) of the batteries in parallel connection group (21) outside, it is fire-retardant for being carried out to the batteries in parallel connection group (21).
2. the lithium ion battery mould group according to claim 1 for preventing thermal runaway, which is characterized in that the conductive structure
(3) include:
Heat-conducting pad (31)；
Part is set to heat conducting pipe (32) in the heat-conducting pad (31), is internally provided with coolant liquid, for the lithium from
Sub- battery (211) carries out heat exchange.
3. the lithium ion battery mould group according to claim 2 for preventing thermal runaway, which is characterized in that
The heat conducting pipe (32) is arranged in the cabinet (1), for connecting heat management system by conveying coolant liquid to described
The temperature of heat conducting pipe (32) is adjusted.
4. the lithium ion battery mould group according to claim 2 for preventing thermal runaway, which is characterized in that
The heat conducting pipe (32) be aluminum pipe, copper pipe, copper alloy tube or aluminium-alloy pipe, it is serpentine-like in the heat-conducting pad (31)
Distribution.
5. the lithium ion battery mould group according to claim 2 for preventing thermal runaway, which is characterized in that the heat-conducting pad
(31) it is flexible piece, also, is filled with silicon systems packing material in the heat-conducting pad (31).
6. the lithium ion battery mould group according to any one of claims 1 to 5 for preventing thermal runaway, which is characterized in that
The flame retarding construction (4) is made of fire proofing；Or,
The flame retarding construction (4) is made of the composite material of fire proofing and heat-absorbing material.
7. the lithium ion battery mould group according to claim 6 for preventing thermal runaway, which is characterized in that the fire proofing is
Organic fire-retardant or inorganic fire retardants.
8. the lithium ion battery mould group according to claim 7 for preventing thermal runaway, which is characterized in that the organic fire-retardant
Including at least one of bromine system, nitrogen system, red phosphorus.
9. the lithium ion battery mould group according to claim 7 for preventing thermal runaway, which is characterized in that the inorganic fire retardants
For antimony oxide, magnesium hydroxide, aluminium hydroxide or silicon systems.
10. the lithium ion battery mould group according to any one of claims 1 to 5 for preventing thermal runaway, which is characterized in that
The flame retarding construction (4) is slab construction, is located between the batteries in parallel connection group (21) or the batteries in parallel connection group
(21) between the cabinet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811167416.7A CN109524742A (en) | 2018-10-08 | 2018-10-08 | Prevent the lithium ion battery mould group of thermal runaway |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811167416.7A CN109524742A (en) | 2018-10-08 | 2018-10-08 | Prevent the lithium ion battery mould group of thermal runaway |
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| CN109524742A true CN109524742A (en) | 2019-03-26 |
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| CN201811167416.7A Pending CN109524742A (en) | 2018-10-08 | 2018-10-08 | Prevent the lithium ion battery mould group of thermal runaway |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109904356A (en) * | 2019-04-01 | 2019-06-18 | 国网安徽省电力有限公司电力科学研究院 | Fire-retardant partition and battery case |
| CN110518168A (en) * | 2019-08-31 | 2019-11-29 | 重庆长安汽车股份有限公司 | A kind of battery pack thermal runaway guard system |
| CN114621733A (en) * | 2022-01-21 | 2022-06-14 | 中国石油大学(华东) | Flame-retardant phase change material capable of inhibiting thermal runaway of lithium ion battery, preparation method and application thereof, and lithium ion battery |
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| CN108550956A (en) * | 2018-06-20 | 2018-09-18 | 华霆（合肥）动力技术有限公司 | Battery modules and electric vehicle |
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| CN109904356A (en) * | 2019-04-01 | 2019-06-18 | 国网安徽省电力有限公司电力科学研究院 | Fire-retardant partition and battery case |
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| CN114621733A (en) * | 2022-01-21 | 2022-06-14 | 中国石油大学(华东) | Flame-retardant phase change material capable of inhibiting thermal runaway of lithium ion battery, preparation method and application thereof, and lithium ion battery |
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Application publication date: 20190326 |