CN109037520A - A kind of security method and apparatus of battery energy storage module - Google Patents
A kind of security method and apparatus of battery energy storage module Download PDFInfo
- Publication number
- CN109037520A CN109037520A CN201810725746.7A CN201810725746A CN109037520A CN 109037520 A CN109037520 A CN 109037520A CN 201810725746 A CN201810725746 A CN 201810725746A CN 109037520 A CN109037520 A CN 109037520A
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- battery
- flaming thermal
- insulation device
- contact surface
- heat exchange
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- 238000004146 energy storage Methods 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 43
- 238000009413 insulation Methods 0.000 claims abstract description 168
- 230000000694 effects Effects 0.000 claims abstract description 102
- 238000009434 installation Methods 0.000 claims abstract description 47
- 238000012360 testing method Methods 0.000 claims abstract description 26
- 239000012774 insulation material Substances 0.000 claims description 42
- 239000003063 flame retardant Substances 0.000 claims description 23
- 238000001816 cooling Methods 0.000 claims description 16
- 238000004880 explosion Methods 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 3
- 238000004441 surface measurement Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 21
- 229910001416 lithium ion Inorganic materials 0.000 description 13
- 239000000126 substance Substances 0.000 description 13
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 12
- 230000006870 function Effects 0.000 description 8
- 238000004590 computer program Methods 0.000 description 7
- 235000013399 edible fruits Nutrition 0.000 description 7
- 239000000654 additive Substances 0.000 description 5
- 230000000996 additive effect Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 239000000945 filler Substances 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 238000002679 ablation Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000004079 fireproofing Methods 0.000 description 3
- 230000003447 ipsilateral effect Effects 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000009783 overcharge test Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- 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
- H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
- H01M10/647—Prismatic or flat cells, e.g. pouch cells
-
- 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
- H01M10/654—Means for temperature control structurally associated with the cells located inside the innermost case of the cells, e.g. mandrels, electrodes or electrolytes
-
- 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
-
- 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
- H01M10/658—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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
The present invention provides a kind of security method and apparatus of battery energy storage module, which comprises tests the battery in battery energy storage module, determines the rupture location of battery and temperature and the duration of cell fracture position ejected matter；According to the installation of every piece of battery of battery energy storage inside modules and arrangement mode, the strongest contact surface of heat exchange effect between battery and battery is determined；The strongest contact surface of heat exchange effect installs anti-flaming thermal-insulation device between the rupture location and battery and battery of the battery in the battery energy storage module.The security method and apparatus of battery energy storage module of the present invention, ensure that one or several batteries in battery energy storage module will not cause other batteries chain reaction occur when thermal runaway occurs, expand safety accident, and is able to maintain heat dissipation problem of the battery in normal use process again while anti-flaming thermal-insulation.
Description
Technical field
The present invention relates to cell safety fields, and more particularly, to a kind of security side of battery energy storage module
Method and device.
Background technique
With the extensive use of lithium ion battery, in recent years because the fire incident that lithium ion battery causes happens occasionally, lithium
The fire risk of ion battery gradually shows, and influential fire incident repeatedly occurs both at home and abroad, and cause Related product
It recalls on a large scale, enterprise related with lithium ion battery, industry is made to bring great direct economic loss.
Lithium ion battery (such as overcharges, high temperature, short circuit) under certain abuse conditions and is easy to appear danger, and heat occurs and loses
Control, inside of battery and surface temperature can rise to several Baidu suddenly during this, and battery is completed in the form burnt or exploded
The release of energy, final battery is burnt and the other materials that may ignite, and causes safety accident.
There are multiple batteries in battery energy storage module, when the thermal runaway of single battery is inevitable, should take measures to prevent
There is chain reaction in lithium ion battery thermal runaway, burns battery energy storage module.
Existing lithium ion battery fire proofing is coated in the positive and negative anodes pole of inside lithium ion cell mostly in a manner of coating
On piece, diaphragm, slow down or containment although this method can play the role of part to the catching fire of lithium ion battery, due to it
It is arranged in the limited space of inside battery, the shape and quality of fire proofing are all affected, and general coat thickness is only
0.5-10 μm, cause flame retardant effect unsatisfactory, simultaneously as on flame retardant coating coating and battery positive/negative plate or diaphragm, gesture
Battery self-capacity, power-performance or other electric properties must be impacted.In addition, method also using fire retardant as
Additive is added in the electrolyte of lithium ion battery, the fire generated with desired control or when blocking lithium ion battery thermal runaway
Flame, this method equally arrange that fire proofing, flame retardant effect are affected in inside battery, and can be to the ion of battery electrolyte
Conductivity impacts, so as to cause the decline of battery electric property.There are also certain methods lithium ion battery is packaged in it is closed
In rigid cavity, inside is passed through inert gas, although this method can effectively contain that lithium ion battery burns, to chamber
The intensity and sealing performance of body require all higher and heavy outer rigid housing, cumbersome process and higher cost all to make
The popularization and use of this method are restricted, and only can not prevent battery thermal runaway chain reaction from sending out by inert gas
It is raw.
Summary of the invention
It is asked to solve to prevent battery energy storage module heat from picking up the technology that effect out of control is poor, at high cost existing for background technique
Topic, the present invention provide a kind of security method of battery energy storage module, which comprises
Battery in battery energy storage module is tested, determines that the rupture location of battery and cell fracture position spray
The temperature of substance and duration, and according to the determining cell fracture position of test and the temperature of cell fracture position ejected matter
Degree and duration determine the structural parameters of the first anti-flaming thermal-insulation device and make the first anti-flaming thermal-insulation device；
According to the installation of every piece of battery of battery energy storage inside modules and arrangement mode, heat exchange between battery and battery is determined
The strongest contact surface of effect, and the second anti-flaming thermal-insulation is determined according to the strongest contact surface of heat exchange effect between battery and battery
The structural parameters of device simultaneously make the second anti-flaming thermal-insulation device, wherein heat exchange effect is strongest between the battery and battery
Contact surface includes relative area between the direct contact surface of battery and battery and the battery and battery in the case of non-direct contact
Maximum position；
The rupture location of battery in the battery energy storage module install the first anti-flaming thermal-insulation device and battery with
The strongest contact surface of heat exchange effect installs the second anti-flaming thermal-insulation device between battery.
Further, the battery in the battery energy storage module rupture location install the first anti-flaming thermal-insulation device and
The second anti-flaming thermal-insulation device of the strongest contact surface installation of heat exchange effect includes: between battery and battery
Select flame resistant heat insulation material；
Made according to the temperature and duration of the determining cell fracture position of test and cell fracture position ejected matter
The the first anti-flaming thermal-insulation device that can cover cell fracture position is manufactured with the flame resistant heat insulation material of selection, and described first is hindered
It fires heat-insulated device and is fixed on the cell fracture position；
According to the shape of the strongest contact surface of heat exchange effect between battery and battery, the flame resistant heat insulation material of selection is used
The second anti-flaming thermal-insulation device is manufactured, and heat exchange effect between the second anti-flaming thermal-insulation device insertion battery and battery is most strong
Contact surface, wherein the surface area of the second anti-flaming thermal-insulation device is not less than heat exchange effect between the battery and battery
The area of strongest contact surface.
Further, the method also includes in the second anti-flaming thermal-insulation device close to heat exchange between battery and battery
Groove is arranged in the side of the strongest contact surface of effect, so that air-cooled or liquid cooling pipe can pass through.
Further, it is contacted in the second anti-flaming thermal-insulation device close to heat exchange effect between battery and battery is strongest
The side setting groove in face includes setting in the side of the anti-flaming thermal-insulation device close to the strongest contact surface of battery heat exchange effect
Set at least one of rectangular, round, vee gutter.
Further, the method also includes being hindered described first when the cell fracture position is battery anti-explosion valve
It fires and through hole is set on heat-insulated device, after spraying inside battery high-temperature gas by rupture location, then pass through through hole orientation
Discharge.
According to another aspect of the present invention, a kind of security device of battery energy storage module of the present invention, described device packet
It includes:
State of rupture determination unit is used to test the battery in battery energy storage module, determines the rupture of battery
The temperature and duration of position and cell fracture position ejected matter；
First device determination unit is used to be sprayed according to the determining cell fracture position of test and cell fracture position
The temperature of substance and duration determine the structural parameters of the first anti-flaming thermal-insulation device and make the first anti-flaming thermal-insulation device；
Contact surface determination unit is used for installation and arrangement mode according to every piece of battery of battery energy storage inside modules, really
Determine the strongest contact surface of heat exchange effect between battery and battery, wherein heat exchange effect is most strong between the battery and battery
Contact surface include opposite face between the direct contact surface of battery and battery and the battery and battery in the case of non-direct contact
The maximum position of product；
Second device determination unit is used for according to the strongest contact surface of heat exchange effect between determining battery and battery
It determines the structural parameters of the second anti-flaming thermal-insulation device and makes the second anti-flaming thermal-insulation device；
Installation unit, the rupture location for being used for the battery in the battery energy storage module install the first anti-flaming thermal-insulation device
Part and the second anti-flaming thermal-insulation device of the strongest contact surface installation of heat exchange effect between battery and battery.
Further, the cell fracture position that the state of rupture determination unit determines includes battery anti-explosion valve and battery face
The rib intersected between face.
Further, the installation unit includes:
Material selecting unit, for selecting the flame resistant heat insulation material of manufacture anti-flaming thermal-insulation device；
First device installation unit, for according to the determining cell fracture position of test and cell fracture position ejecta
The temperature of matter and duration can cover the anti-flaming thermal-insulation device of cell fracture position using the flame resistant heat insulation material manufacture of selection
Part, and the first anti-flaming thermal-insulation device is fixed on the cell fracture position；
Second device installation unit, for the shape according to the strongest contact surface of heat exchange effect between battery and battery,
Using selection flame resistant heat insulation material manufacture the second anti-flaming thermal-insulation device, and will the second anti-flaming thermal-insulation device insertion battery and
The strongest contact surface of heat exchange effect between battery, wherein the surface area of the second anti-flaming thermal-insulation device is not less than the electricity
The area of the strongest contact surface of heat exchange effect between pond and battery.
Further, the installation unit further includes groove setting unit, for pasting in the second anti-flaming thermal-insulation device
Groove is arranged in the side of the strongest contact surface of heat exchange effect between nearly battery and battery, so that air-cooled or liquid cooling pipe can lead to
It crosses.
It further, include at least one of rectangular, round, vee gutter in the groove of groove setting unit setting.
Further, the installation unit further includes through hole setting unit, is used to determine list when the state of rupture
When the cell fracture position that member determines is battery anti-explosion valve, through hole is set on the first anti-flaming thermal-insulation device, makes inside battery
After high-temperature gas is sprayed by rupture location, then is oriented and be discharged by through hole.
Technical solution provided by the present invention can design anti-flaming thermal-insulation device according to the concrete shape of damaged part, described
Anti-flaming thermal-insulation device can not only block the heat released when battery thermal runaway, prevent battery high-temperature flue gas to battery around
It influences, achievees the effect that " to orient " protection；There are grooves close to battery surface side for anti-flaming thermal-insulation device, make anti-flaming thermal-insulation device
The heat that can be generated during normal battery operation is discharged in a manner of air flowing, liquid cooling groove in time, not shadow
Ring the heat management under battery module normal operating conditions.Simultaneously as anti-flaming thermal-insulation device is arranged in electricity as independent part
Outside pond, will not power to battery itself, capacity or other electric properties generate any influence, will not be to battery group collection
It is interfered at mode, and by reasonably arranging, the anti-flaming thermal-insulation device of certain shapes and quantity can also inhibit flame
Propagation, can be greatly reduced or control by a series of safety accidents of burning bring, due to its can decay battery explosion when band
The energy impact come, can protect the safety of surrounding battery and related personnel's equipment, so that its large-scale application to greatest extent
It is possibly realized in the security protection of battery energy storage module and system.
Detailed description of the invention
By reference to the following drawings, exemplary embodiments of the present invention can be more fully understood by:
Fig. 1 is the flow chart of the security method of the battery energy storage module of the first preferred embodiment of the invention；
Fig. 2 is the cell fracture position view in the battery energy storage module of the first preferred embodiment of the invention；
Fig. 3 is heat exchange effect between battery and battery in the battery energy storage module of first preferred embodiment of the invention
The schematic diagram of strongest contact surface；
Fig. 4 is the schematic diagram in cell fracture position installation anti-flaming thermal-insulation device of the first preferred embodiment of the invention；
Fig. 5 is the showing in another cell fracture position installation anti-flaming thermal-insulation device of the first preferred embodiment of the invention
It is intended to；
Fig. 6 is the strongest contact surface peace of the heat exchange effect between battery and battery of the first preferred embodiment of the invention
Fill the schematic diagram of anti-flaming thermal-insulation device；
Fig. 7 is the structure chart of the security device of the battery energy storage module of the first preferred embodiment of the invention.
Fig. 8 is the flow chart of the security method of the battery energy storage module of the second preferred embodiment of the invention；
Fig. 9 is the cell fracture position view in the battery energy storage module of the second preferred embodiment of the invention；
Figure 10 is heat exchange effect between battery and battery in the battery energy storage module of second preferred embodiment of the invention
The schematic diagram of the strongest contact surface of fruit；
Figure 11 is the battery in cell fracture position and battery energy storage module of the second preferred embodiment of the invention
The schematic diagram of the strongest contact surface installation anti-flaming thermal-insulation device of heat exchange effect between battery；
Figure 12 is the flow chart of the security method of the battery energy storage module of third preferred embodiment of the present invention；
Figure 13 is the cell fracture position view in the battery energy storage module of third preferred embodiment of the present invention；
Figure 14 is heat exchange effect between battery and battery in the battery energy storage module of third preferred embodiment of the present invention
The schematic diagram of the strongest contact surface of fruit；
Figure 15 is the schematic diagram in cell fracture position installation anti-flaming thermal-insulation device of third preferred embodiment of the present invention；
Figure 16 is the heat exchange between the battery and battery in battery energy storage module of third preferred embodiment of the present invention
The schematic diagram of the strongest contact surface installation anti-flaming thermal-insulation device of effect.
Specific embodiment
Exemplary embodiments of the present invention are introduced referring now to the drawings, however, the present invention can use many different shapes
Formula is implemented, and is not limited to the embodiment described herein, and to provide these embodiments be at large and fully disclose
The present invention, and the scope of the present invention is sufficiently conveyed to person of ordinary skill in the field.Show for what is be illustrated in the accompanying drawings
Term in example property embodiment is not limitation of the invention.In the accompanying drawings, identical cells/elements use identical attached
Icon note.
Unless otherwise indicated, term (including scientific and technical terminology) used herein has person of ordinary skill in the field
It is common to understand meaning.Further it will be understood that with the term that usually used dictionary limits, should be understood as and its
The context of related fields has consistent meaning, and is not construed as Utopian or too formal meaning.
Embodiment one
Fig. 1 is the flow chart of the security method of the battery energy storage module of the first preferred embodiment of the invention.Such as Fig. 1
Shown, this preferred embodiment is to pack lithium ionic cell module for a hard shell to design and prepare anti-flaming thermal-insulation device, described
Cell shapes are cuboid-type, battery marked capacity 20Ah, the ipsilateral extraction of battery pole ear, and shell has explosion-proof valve, battery module
The type of cooling is air-cooled.The security method 100 of the battery energy storage module of this preferred embodiment is since step 101.
In step 101, the battery in battery energy storage module is tested, determines that the rupture location of battery and battery are broken
Temperature and the duration of position ejected matter are split, and is sprayed according to the determining cell fracture position of test and cell fracture position
The temperature of substance and duration determine the structural parameters of the first anti-flaming thermal-insulation device and make the first anti-flaming thermal-insulation device out
Part.
Preferably, the battery in battery energy storage module is tested, and determines the rupture location and battery of battery
The temperature of rupture location ejected matter and duration include:
Battery is carried out to overcharge test, is charged using the power for being higher than battery rated power to battery last, until battery
Rupture；Or
Hotbox test is carried out to battery, battery is heated with uniform heating rate to battery, until cell fracture.
Preferably, the cell fracture position includes the rib intersected between battery anti-explosion valve and battery face and face.
In the preferred embodiment, overcharge test using battery, electric current is 5 times of rated current, charging until
Until cell fracture.
Fig. 2 is the cell fracture position view in the battery energy storage module of the first preferred embodiment of the invention.Such as Fig. 2
Shown, fracture site is battery anti-explosion valve and the rib that battery face is intersected with face, 900 DEG C of cell fracture spot temperature highest, from electricity
Cell cavity injecting substances about 5min from inside to outside.
Battery and battery are determined according to the installation of every piece of battery of battery energy storage inside modules and arrangement mode in step 102
Between the strongest contact surface of heat exchange effect, and determine according to the strongest contact surface of heat exchange effect between battery and battery
The structural parameters of two anti-flaming thermal-insulation devices simultaneously make the second anti-flaming thermal-insulation device, wherein heat exchange between the battery and battery
The strongest contact surface of effect include the direct contact surface of battery and battery and battery in the case of non-direct contact and battery it
Between the maximum position of relative area.
Fig. 3 is heat exchange effect between battery and battery in the battery energy storage module of first preferred embodiment of the invention
The schematic diagram of strongest contact surface.It is connect as shown in figure 3, heat exchange effect is strongest between battery and battery in this preferred embodiment
Contacting surface is the opposite rectangular face of every two pieces of batteries.
It is fire-retardant in the rupture location installation first of step 103, the battery in the battery energy storage module in step 104
The strongest contact surface of heat exchange effect installs the second anti-flaming thermal-insulation device between heat-insulated device and battery and battery.
Preferably, the battery in the battery energy storage module rupture location install the first anti-flaming thermal-insulation device and
The second anti-flaming thermal-insulation device of the strongest contact surface installation of heat exchange effect includes: between battery and battery
Select flame resistant heat insulation material；
According to the determining cell fracture position of test and temperature and the duration of cell fracture position ejected matter, make
The the first anti-flaming thermal-insulation device that can cover cell fracture position is manufactured with the flame resistant heat insulation material of selection, and described first is hindered
It fires heat-insulated device and is fixed on the cell fracture position；
According to the shape of the strongest contact surface of heat exchange effect between battery and battery, the flame resistant heat insulation material of selection is used
The second anti-flaming thermal-insulation device is manufactured, and heat exchange effect between the second anti-flaming thermal-insulation device insertion battery and battery is most strong
Contact surface, wherein the surface area of the second anti-flaming thermal-insulation device is not less than heat exchange effect between the battery and battery
The area of strongest contact surface.
Preferably, the selection flame resistant heat insulation material refers to that selection includes matrix, fire retardant, filler and function additive
Material.
Preferably, temperature of the heat resisting temperature of the flame resistant heat insulation material not less than the substance that the cell fracture position sprays
Degree is manufactured first fire-retardant using the flame resistant heat insulation material and within the duration of cell fracture position ejected matter
Heat-insulated device and the second anti-flaming thermal-insulation device is not ablated penetrates.
Preferably, the first anti-flaming thermal-insulation device and the second anti-flaming thermal-insulation device manufactured using the flame resistant heat insulation material of selection
With a thickness of 1 to 10mm.
In the preferred embodiment, 900 DEG C of heat resisting temperature are selected, continues what 5min ablation was not burnt under 5mm thickness
Flame resistant heat insulation material manufactures the first anti-flaming thermal-insulation device and the second anti-flaming thermal-insulation device.
Preferably, the method also includes imitating in the second anti-flaming thermal-insulation device close to heat exchange between battery and battery
Groove is arranged in the side of the strongest contact surface of fruit, so that air-cooled or liquid cooling pipe can pass through.
Preferably, in the second anti-flaming thermal-insulation device close to the strongest contact surface of heat exchange effect between battery and battery
Side setting groove include the anti-flaming thermal-insulation device close to the strongest contact surface of battery heat exchange effect side be arranged
At least one of rectangular, round, vee gutter.
Fig. 4 is the schematic diagram in cell fracture position installation anti-flaming thermal-insulation device of the first preferred embodiment of the invention.
As shown in figure 4, first rupture location of this preferred embodiment in battery, i.e., be mounted on battery anti-explosion valve first it is fire-retardant every
Thermal device.The first anti-flaming thermal-insulation device is the round member that can be completely covered by battery anti-explosion valve, and the round structure
Through hole is also set up on part, thus after spraying inside battery high-temperature gas by rupture location, then oriented and arranged by through hole
Out.
Fig. 5 is the showing in another cell fracture position installation anti-flaming thermal-insulation device of the first preferred embodiment of the invention
It is intended to.As shown in figure 5, second rupture location of this preferred embodiment in battery, i.e., pacify on the rib that battery face is intersected with face
The first anti-flaming thermal-insulation device is filled, the first anti-flaming thermal-insulation device is L-type component, the inner surface of the component and the rib phase
Two adjacent faces fit closely.
Fig. 6 is the strongest contact surface peace of the heat exchange effect between battery and battery of the first preferred embodiment of the invention
Fill the schematic diagram of anti-flaming thermal-insulation device.As shown in fig. 6, this preferred embodiment heat exchange effect between battery and battery is most strong
Contact surface, i.e., insert the second anti-flaming thermal-insulation device in the opposite rectangular face of battery and battery, described second it is fire-retardant every
The surface area of second anti-flaming thermal-insulation device described in thermal device connects not less than heat exchange effect is strongest between the battery and battery
The area of contacting surface.Also, the second anti-flaming thermal-insulation device, there are square groove, guarantees that battery passes through wind close to the side of battery
Cold mode cooling remains to be normally carried out.
Fig. 7 is the structure chart of the security device of the battery energy storage module of the first preferred embodiment of the invention.Such as figure
Shown, the security device 700 of battery energy storage module described in present embodiment includes:
State of rupture determination unit 701 is used to test the battery in battery energy storage module, determines the broken of battery
Split temperature and the duration of position and cell fracture position ejected matter；
First device determination unit 702 is used for the cell fracture position and cell fracture position determining according to test
The temperature of ejected matter and duration determine the structural parameters of the first anti-flaming thermal-insulation device and make first anti-flaming thermal-insulation
Device；
Contact surface determination unit 703 is used for installation and arrangement mode according to every piece of battery of battery energy storage inside modules,
Determine the strongest contact surface of heat exchange effect between battery and battery, wherein heat exchange effect is most between the battery and battery
Strong contact surface includes opposite between the direct contact surface of battery and battery and the battery and battery in the case of non-direct contact
The maximum position of area；
Second device determination unit 704 is used to connect according to heat exchange effect is strongest between determining battery and battery
Contacting surface determines the structural parameters of the second anti-flaming thermal-insulation device and makes the second anti-flaming thermal-insulation device；
Installation unit 705, be used for the battery in the battery energy storage module rupture location installation first it is fire-retardant every
Thermal device and the second anti-flaming thermal-insulation device of the strongest contact surface installation of heat exchange effect between battery and battery.
Preferably, the state of rupture determination unit 701 includes:
Test unit 711 is overcharged, is used to carry out battery to overcharge test, using 1 to 10 times of function of battery rated power
Rate charges to battery last, until cell fracture；
Hotbox test unit 712 is used to carry out hotbox test to battery, to battery with the heating speed of 1 to 20 DEG C/min
Rate heats battery, until cell fracture.
Preferably, the cell fracture position that the state of rupture determination unit 701 determines includes battery anti-explosion valve and battery
The rib intersected between face and face.
Preferably, the installation unit 705 includes:
Material selecting unit 751, for selecting the flame resistant heat insulation material of manufacture anti-flaming thermal-insulation device；
First device installation unit 752, for being sprayed according to the determining cell fracture position of test and cell fracture position
The temperature of substance and duration out, using selection flame resistant heat insulation material manufacture can cover cell fracture position it is fire-retardant every
Thermal device, and the first anti-flaming thermal-insulation device is fixed on the cell fracture position；
Second device installation unit 753, for the shape according to the strongest contact surface of heat exchange effect between battery and battery
Shape manufactures the second anti-flaming thermal-insulation device using the flame resistant heat insulation material of selection, and the second anti-flaming thermal-insulation device is inserted into electricity
The strongest contact surface of heat exchange effect between pond and battery, wherein the surface area of the second anti-flaming thermal-insulation device is not less than institute
State the area of the strongest contact surface of heat exchange effect between battery and battery.
Preferably, the flame resistant heat insulation material that the material selecting unit 751 selects be include matrix, fire retardant, filler
With the material of function additive.
Preferably, the heat resisting temperature for the material that the material selecting unit 751 selects is not less than the cell fracture position
The temperature of the substance of ejection, and within the duration of cell fracture position ejected matter, manufactured using the material
One anti-flaming thermal-insulation device and the second anti-flaming thermal-insulation device is not ablated penetrates.
Preferably, the first device installation unit 752 using the flame resistant heat insulation material of selection manufacture first it is fire-retardant every
The thickness for the second anti-flaming thermal-insulation device that thermal device and the second device installation unit 753 are manufactured using the flame resistant heat insulation material of selection
Degree is 1 to 10mm.
Preferably, the installation unit 705 further includes groove setting unit 754, in the second anti-flaming thermal-insulation device
Groove is arranged close to the side of the strongest contact surface of heat exchange effect between battery and battery in part, so that air-cooled or liquid cooling pipe can
Pass through.
It preferably, include at least one of rectangular, round, vee gutter in the groove that groove setting unit 754 is arranged.
Preferably, the installation unit 705 further includes through hole setting unit 755, is used for when the state of rupture is true
When the cell fracture position that order member 701 determines is battery anti-explosion valve, through hole is set on the first anti-flaming thermal-insulation device, makes electricity
After pond internal high temperature gas is sprayed by rupture location, then is oriented and be discharged by through hole.
Embodiment two
Fig. 8 is the flow chart of the security method of the battery energy storage module of the second preferred embodiment of the invention.Such as Fig. 8
Shown, this preferred embodiment is to pack lithium ionic cell module for a hard shell to design and prepare security protection device, battery
Shape is cuboid-type, battery marked capacity 50Ah, the ipsilateral extraction of battery pole ear, and shell has explosion-proof valve, the cooling of battery module
Mode is air-cooled.The security method 800 of the battery energy storage module of this preferred embodiment is since step 801.
In step 801, hotbox test is carried out to every piece of battery in battery energy storage module, with the heating rate of 20 DEG C/min
Battery is heated until cell fracture, determines the temperature of cell fracture position and the time of outside injecting substances.
Fig. 9 is the cell fracture position view in the battery energy storage module of the second preferred embodiment of the invention.Such as Fig. 9
Shown, fracture site is battery anti-explosion valve, and 950 DEG C of cell fracture spot temperature highest, from battery cavities, injecting substances are about from inside to outside
10min。
In step 802, according to the temperature of the determining cell fracture position of test and cell fracture position ejected matter and
Duration determines the structural parameters of the first anti-flaming thermal-insulation device and makes the first anti-flaming thermal-insulation device；
Battery and battery are determined according to the installation of every piece of battery of battery energy storage inside modules and arrangement mode in step 803
Between the strongest contact surface of heat exchange effect.
Figure 10 is heat exchange effect between battery and battery in the battery energy storage module of second preferred embodiment of the invention
The schematic diagram of the strongest contact surface of fruit.As shown in Figure 10, heat exchange effect is most strong between battery and battery in this preferred embodiment
Contact surface be the opposite rectangular face of every two pieces of batteries.
In step 804, determine that second is fire-retardant according to the strongest contact surface of heat exchange effect between determining battery and battery
The structural parameters of heat-insulated device simultaneously make the second anti-flaming thermal-insulation device；
In step 805, the rupture location of the battery in the battery energy storage module install the first anti-flaming thermal-insulation device with
And the strongest contact surface of heat exchange effect installs the second anti-flaming thermal-insulation device between battery and battery.
Preferably, the battery in the battery energy storage module rupture location install the first anti-flaming thermal-insulation device and
The second anti-flaming thermal-insulation device of the strongest contact surface installation of heat exchange effect includes: between battery and battery
Select flame resistant heat insulation material；
According to the determining cell fracture position of test and temperature and the duration of cell fracture position ejected matter, make
The the first anti-flaming thermal-insulation device that can cover cell fracture position is manufactured with the flame resistant heat insulation material of selection, and described first is hindered
It fires heat-insulated device and is fixed on the cell fracture position；
According to the shape of the strongest contact surface of heat exchange effect between battery and battery, the flame resistant heat insulation material of selection is used
The second anti-flaming thermal-insulation device is manufactured, and heat exchange effect between the second anti-flaming thermal-insulation device insertion battery and battery is most strong
Contact surface, wherein the surface area of the second anti-flaming thermal-insulation device is not less than heat exchange effect between the battery and battery
The area of strongest contact surface.
Preferably, the selection flame resistant heat insulation material refers to that selection includes matrix, fire retardant, filler and function additive
Material.
Preferably, temperature of the heat resisting temperature of the flame resistant heat insulation material not less than the substance that the cell fracture position sprays
Degree is manufactured first fire-retardant using the flame resistant heat insulation material and within the duration of cell fracture position ejected matter
Heat-insulated device and the second anti-flaming thermal-insulation device is not ablated penetrates.
Preferably, the first anti-flaming thermal-insulation device and the second anti-flaming thermal-insulation device manufactured using the flame resistant heat insulation material of selection
With a thickness of 1 to 10mm.
In the preferred embodiment, 950 DEG C of heat resisting temperature are selected, continues what 10min ablation was not burnt under 5mm thickness
Flame resistant heat insulation material manufactures the first anti-flaming thermal-insulation device and the second anti-flaming thermal-insulation device.
Preferably, the method also includes imitating in the second anti-flaming thermal-insulation device close to heat exchange between battery and battery
Groove is arranged in the side of the strongest contact surface of fruit, so that air-cooled or liquid cooling pipe can pass through.
Preferably, in the second anti-flaming thermal-insulation device close to the strongest contact surface of heat exchange effect between battery and battery
Side setting groove include the anti-flaming thermal-insulation device close to the strongest contact surface of battery heat exchange effect side be arranged
At least one of rectangular, round, vee gutter.
Figure 11 be second preferred embodiment of the invention cell fracture position install the first anti-flaming thermal-insulation device and
The strongest contact surface of heat exchange effect installs showing for the second anti-flaming thermal-insulation device between battery and battery in battery energy storage module
It is intended to.As shown in figure 11, this preferred embodiment is mounted with the first anti-flaming thermal-insulation on battery anti-explosion valve in cell fracture position
Device.The first anti-flaming thermal-insulation device is the round member that can be completely covered by battery anti-explosion valve, and the round member
On also set up through hole, thus make inside battery high-temperature gas by rupture location spray after, then by through hole orientation discharge.
And the strongest contact surface of this preferred embodiment heat exchange effect between battery and battery, the i.e. opposite length of battery and battery
The second anti-flaming thermal-insulation device, the table of the second anti-flaming thermal-insulation device described in the second anti-flaming thermal-insulation device are inserted in rectangular face
Area of the area not less than the strongest contact surface of heat exchange effect between the battery and battery.Also, described second it is fire-retardant every
Thermal device is equipped with square groove close to the side of battery, guarantees that battery remains to be normally carried out by the cooling of air-cooled mode.
The structure of the security device of the battery energy storage module of present embodiment is identical as the first preferred embodiment, this
It omits at place.
Embodiment three
Figure 12 is the flow chart of the security method of the battery energy storage module of third preferred embodiment of the present invention.Such as figure
Shown in 12, this preferred embodiment is for a flexible packing lithium ion battery module design and to prepare security protection device, battery
Flexible package, battery marked capacity 10Ah, the ipsilateral extraction of battery pole ear, the type of cooling of battery module are liquid cooling.This preferred implementation
The security method 1200 of the battery energy storage module of mode is since step 1201.
In step 1201, hotbox test is carried out to every piece of battery in battery energy storage module, heating rate is 1 DEG C/min,
Heating until cell fracture, determine cell fracture position and cell fracture position temperature and outside injecting substances when
Between.
Figure 13 is the cell fracture position view in the battery energy storage module of third preferred embodiment of the present invention.Such as figure
Shown in 13, the rib that rupture location intersects for battery face with face, 700 DEG C of cell fracture position temperature highest, from inside to outside from battery cavities
Injecting substances about 10min.
In step 1202, according to the temperature of the determining cell fracture position of test and cell fracture position ejected matter and
Duration determines the structural parameters of the first anti-flaming thermal-insulation device and makes the first anti-flaming thermal-insulation device；
Battery and electricity are determined according to the installation of every piece of battery of battery energy storage inside modules and arrangement mode in step 1203
The strongest contact surface of heat exchange effect between pond, wherein the strongest contact bread of heat exchange effect between the battery and battery
Include the maximum portion of relative area between the direct contact surface of battery and battery and the battery and battery in the case of non-direct contact
Position.
Figure 14 is heat exchange effect between battery and battery in the battery energy storage module of third preferred embodiment of the present invention
The schematic diagram of the strongest contact surface of fruit.As shown in figure 14, heat exchange effect is most strong between battery and battery in this preferred embodiment
Contact surface be the opposite rectangular face of every two pieces of batteries.
In step 1204, determine that second is fire-retardant according to the strongest contact surface of heat exchange effect between determining battery and battery
The structural parameters of heat-insulated device simultaneously make the second anti-flaming thermal-insulation device；
In step 1205, the rupture location of the battery in the battery energy storage module install the first anti-flaming thermal-insulation device with
And the strongest contact surface of heat exchange effect installs the second anti-flaming thermal-insulation device between battery and battery.
Preferably, the battery in the battery energy storage module rupture location install the first anti-flaming thermal-insulation device and
The second anti-flaming thermal-insulation device of the strongest contact surface installation of heat exchange effect includes: between battery and battery
Select flame resistant heat insulation material；
According to the determining cell fracture position of test and temperature and the duration of cell fracture position ejected matter, make
The the first anti-flaming thermal-insulation device that can cover cell fracture position is manufactured with the flame resistant heat insulation material of selection, and described first is hindered
It fires heat-insulated device and is fixed on the cell fracture position；
According to the shape of the strongest contact surface of heat exchange effect between battery and battery, the flame resistant heat insulation material of selection is used
The second anti-flaming thermal-insulation device is manufactured, and heat exchange effect between the second anti-flaming thermal-insulation device insertion battery and battery is most strong
Contact surface, wherein the surface area of the second anti-flaming thermal-insulation device is not less than heat exchange effect between the battery and battery
The area of strongest contact surface.
Preferably, the selection flame resistant heat insulation material refers to that selection includes matrix, fire retardant, filler and function additive
Material.
Preferably, temperature of the heat resisting temperature of the flame resistant heat insulation material not less than the substance that the cell fracture position sprays
Degree is manufactured first fire-retardant using the flame resistant heat insulation material and within the duration of cell fracture position ejected matter
Heat-insulated device and the second anti-flaming thermal-insulation device is not ablated penetrates.
Preferably, the first anti-flaming thermal-insulation device and the second anti-flaming thermal-insulation device manufactured using the flame resistant heat insulation material of selection
With a thickness of 1 to 10mm.
In the preferred embodiment, 700 DEG C of heat resisting temperature are selected, continues what 10min ablation was not burnt under 1mm thickness
Flame resistant heat insulation material manufactures the first anti-flaming thermal-insulation device and the second anti-flaming thermal-insulation device.
Preferably, the method also includes imitating in the second anti-flaming thermal-insulation device close to heat exchange between battery and battery
Groove is arranged in the side of the strongest contact surface of fruit, so that air-cooled or liquid cooling pipe can pass through.
Preferably, in the second anti-flaming thermal-insulation device close to the strongest contact surface of heat exchange effect between battery and battery
Side setting groove include the anti-flaming thermal-insulation device close to the strongest contact surface of battery heat exchange effect side be arranged
At least one of rectangular, round, vee gutter.
Figure 15 is the schematic diagram in cell fracture position installation anti-flaming thermal-insulation device of third preferred embodiment of the present invention.
As shown in figure 15, it is fire-retardant to install first on the rib that cell fracture position, the i.e. face with face of battery are intersected for this preferred embodiment
Heat-insulated device.The first anti-flaming thermal-insulation device is U-shaped component, and the inner surface of the component two faces adjacent with the rib are tight
Closely connected conjunction.
Figure 16 is the heat exchange between the battery and battery in battery energy storage module of third preferred embodiment of the present invention
The schematic diagram of the strongest contact surface installation anti-flaming thermal-insulation device of effect.As shown in figure 16, this preferred embodiment is in battery and electricity
The strongest contact surface of heat exchange effect between pond, i.e. battery and battery insert the second anti-flaming thermal-insulation in opposite rectangular face
The surface area of device, the second anti-flaming thermal-insulation device described in the second anti-flaming thermal-insulation device is not less than between the battery and battery
The area of the strongest contact surface of heat exchange effect.Also, there are liquid coolings close to the side of battery for the second anti-flaming thermal-insulation device
Pipe, guarantee battery energy storage inside modules for reducing temperature liquid can between battery proper flow.
The structure of the security device of the battery energy storage module of present embodiment is identical as the first preferred embodiment, this
It omits at place.
Normally, all terms used in the claims are all solved according to them in the common meaning of technical field
It releases, unless in addition clearly being defined wherein.All references " one/described/be somebody's turn to do [device, component etc.] " are all opened ground
At least one example being construed in described device, component etc., unless otherwise expressly specified.Any method disclosed herein
Step need not all be run with disclosed accurate sequence, unless explicitly stated otherwise.
When invention is software inventions, it should be noted that the corresponding software of the invention can store computer-readable to be deposited at one
In storage media.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Finally it should be noted that: the above examples are only used to illustrate the technical scheme of the present invention rather than to its protection scope
Limitation, although the application is described in detail referring to above-described embodiment, those of ordinary skill in the art should
Understand: those skilled in the art read the specific embodiment of application can still be carried out after the application various changes, modification or
Person's equivalent replacement, but these changes, modification or equivalent replacement, are applying within pending claims.
Claims (10)
1. a kind of security method of battery energy storage module, which is characterized in that the described method includes:
Battery in battery energy storage module is tested, determines the rupture location and cell fracture position ejected matter of battery
Temperature and the duration, and according to the temperature of the determining cell fracture position of test and cell fracture position ejected matter and
Duration determines the structural parameters of the first anti-flaming thermal-insulation device and makes the first anti-flaming thermal-insulation device；
According to the installation of every piece of battery of battery energy storage inside modules and arrangement mode, heat exchange effect between battery and battery is determined
Strongest contact surface, and the second anti-flaming thermal-insulation device is determined according to the strongest contact surface of heat exchange effect between battery and battery
Structural parameters and make the second anti-flaming thermal-insulation device, wherein heat exchange effect is strongest between the battery and battery contacts
Face includes relative area maximum between the direct contact surface of battery and battery and the battery and battery in the case of non-direct contact
Position；
The rupture location of battery in the battery energy storage module installs the first anti-flaming thermal-insulation device and in battery and battery
Between the strongest contact surface of heat exchange effect the second anti-flaming thermal-insulation device is installed.
2. the method according to claim 1, wherein the rupture location of the battery in the battery energy storage module
Install the first anti-flaming thermal-insulation device and between battery and battery heat exchange effect strongest contact surface installation second it is fire-retardant every
Thermal device includes:
Select flame resistant heat insulation material；
According to the determining cell fracture position of test and temperature and the duration of cell fracture position ejected matter, choosing is used
The flame resistant heat insulation material manufacture selected can cover the first anti-flaming thermal-insulation device of cell fracture position, and by described first it is fire-retardant every
Thermal device is fixed on the cell fracture position；
According to the shape of the strongest contact surface of heat exchange effect between battery and battery, manufactured using the flame resistant heat insulation material of selection
Second anti-flaming thermal-insulation device, and the second anti-flaming thermal-insulation device is inserted between battery and battery to heat exchange effect is strongest to be connect
Contacting surface, wherein it is most strong that the surface area of the second anti-flaming thermal-insulation device is not less than heat exchange effect between the battery and battery
Contact surface area.
3. according to the method described in claim 2, it is characterized in that, the method also includes in the second anti-flaming thermal-insulation device
Groove is set close to the side of the strongest contact surface of heat exchange effect between battery and battery, so that air-cooled or liquid cooling pipe can lead to
It crosses.
4. according to the method described in claim 3, it is characterized in that, in the second anti-flaming thermal-insulation device close to battery and battery
Between the strongest contact surface of heat exchange effect side setting groove be included in the anti-flaming thermal-insulation device close to battery heat exchange
At least one of rectangular, round, vee gutter is arranged in the side of the strongest contact surface of effect.
5. the method according to claim 1, wherein the method also includes being electricity when the cell fracture position
When the explosion-proof valve of pond, through hole is set on the first anti-flaming thermal-insulation device, inside battery high-temperature gas is made to pass through rupture location
After ejection, then is oriented and be discharged by through hole.
6. a kind of security device of battery energy storage module, which is characterized in that described device includes:
State of rupture determination unit is used to test the battery in battery energy storage module, determines the rupture location of battery
And temperature and the duration of cell fracture position ejected matter；
First device determination unit is used for according to the determining cell fracture position of test and cell fracture position ejected matter
Temperature and the duration determine the structural parameters of the first anti-flaming thermal-insulation device and make the first anti-flaming thermal-insulation device；
Contact surface determination unit is used for installation and arrangement mode according to every piece of battery of battery energy storage inside modules, determines electricity
The strongest contact surface of heat exchange effect between pond and battery, wherein heat exchange effect is strongest between the battery and battery connects
Contacting surface includes that relative area is most between the direct contact surface of battery and battery and the battery and battery in the case of non-direct contact
Big position；
Second device determination unit is used to be determined according to the strongest contact surface of heat exchange effect between determining battery and battery
The structural parameters of second anti-flaming thermal-insulation device simultaneously make the second anti-flaming thermal-insulation device；
Installation unit, be used for the battery in the battery energy storage module rupture location install the first anti-flaming thermal-insulation device with
And the strongest contact surface of heat exchange effect installs the second anti-flaming thermal-insulation device between battery and battery.
7. device according to claim 6, which is characterized in that the installation unit includes:
Material selecting unit, for selecting the flame resistant heat insulation material of manufacture anti-flaming thermal-insulation device；
First device installation unit, for according to the cell fracture position and cell fracture position ejected matter for testing determination
Temperature and duration can cover the anti-flaming thermal-insulation device of cell fracture position using the flame resistant heat insulation material manufacture of selection,
And the first anti-flaming thermal-insulation device is fixed on the cell fracture position；
Second device installation unit is used for the shape according to the strongest contact surface of heat exchange effect between battery and battery
The flame resistant heat insulation material of selection manufactures the second anti-flaming thermal-insulation device, and the second anti-flaming thermal-insulation device is inserted into battery and battery
Between the strongest contact surface of heat exchange effect, wherein the surface area of the second anti-flaming thermal-insulation device not less than the battery with
The area of the strongest contact surface of heat exchange effect between battery.
8. device according to claim 6, which is characterized in that the installation unit further includes groove setting unit, is used for
Groove is set close to the side of the strongest contact surface of heat exchange effect between battery and battery in the second anti-flaming thermal-insulation device,
So that air-cooled or liquid cooling pipe can pass through.
9. device according to claim 8, which is characterized in that groove setting unit setting groove include it is rectangular, circle
At least one of shape, vee gutter.
10. device according to claim 6, which is characterized in that the installation unit further includes through hole setting unit,
When cell fracture position for determining when the state of rupture determination unit is battery anti-explosion valve, in the first anti-flaming thermal-insulation device
Upper setting through hole after spraying inside battery high-temperature gas by rupture location, then is oriented by through hole and is discharged.
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| CN201810725746.7A CN109037520A (en) | 2018-07-04 | 2018-07-04 | A kind of security method and apparatus of battery energy storage module |
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| CN201810725746.7A CN109037520A (en) | 2018-07-04 | 2018-07-04 | A kind of security method and apparatus of battery energy storage module |
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| CN112366401A (en) * | 2019-07-23 | 2021-02-12 | Sk新技术株式会社 | Battery module |
| CN112018301B (en) * | 2020-10-19 | 2021-03-26 | 江苏时代新能源科技有限公司 | Battery, electric equipment, method and equipment for preparing battery |
| CN112670604A (en) * | 2020-12-22 | 2021-04-16 | 阳光电源股份有限公司 | Energy storage battery protection method and application device |
| WO2024011583A1 (en) * | 2022-07-15 | 2024-01-18 | 宁德时代新能源科技股份有限公司 | Battery and electric device |
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| CN112018301B (en) * | 2020-10-19 | 2021-03-26 | 江苏时代新能源科技有限公司 | Battery, electric equipment, method and equipment for preparing battery |
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