CN107134554A - The intelligent pressure relief device and intelligence control system of battery bag - Google Patents
The intelligent pressure relief device and intelligence control system of battery bag Download PDFInfo
- Publication number
- CN107134554A CN107134554A CN201710365334.2A CN201710365334A CN107134554A CN 107134554 A CN107134554 A CN 107134554A CN 201710365334 A CN201710365334 A CN 201710365334A CN 107134554 A CN107134554 A CN 107134554A
- Authority
- CN
- China
- Prior art keywords
- pressure
- battery bag
- relief valve
- data
- management system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/52—Removing gases inside the secondary cell, e.g. by absorption
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/50—Methods or arrangements for servicing or maintenance, e.g. for maintaining operating temperature
- H01M6/5011—Methods or arrangements for servicing or maintenance, e.g. for maintaining operating temperature for several cells simultaneously or successively
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses the intelligent pressure relief device and intelligence control system of a kind of battery bag, intelligent pressure relief device includes：Pressure sensor, battery management system, communication power supply line and relief valve, battery management system are connected with pressure sensor and relief valve respectively by communication power supply line；Pressure sensor and battery management system are arranged on inside battery bag, and relief valve is arranged on the outer wall of battery bag；Pressure sensor is used to obtain the pressure data inside battery bag, and is transmitted pressure data to battery management system by communication power supply line；Battery management system is used to generate the first control instruction according to the pressure data received, and is transmitted the first control instruction to relief valve by communication power supply line, and the first control instruction is used to be turned on and off relief valve.The present invention realizes the intelligent monitoring of battery bag internal pressure and humidity, and further effective control to battery bag internal pressure and the timely removal of moisture, improve the security of battery bag, add the stability of battery bag.
Description
Technical field
The present invention relates to cell art, the intelligent pressure relief device of more particularly to a kind of battery bag and intelligent control system
System.
Background technology
Emerged with the acceleration of new energy industry, it is contemplated that battery bag security, show the most of producers of in the market by battery
Bag degree of protection is improved to IP67 (IP：Degree of protection), IP68 or greater degree, improve the degree of protection of battery bag on the one hand
It can improve to the characteristic such as battery waterproof, protection against the tide, dust-proof, starvation fire prevention, on the other hand for the battery bag of high leakproofness
Internal pressure control technology and moisture, which are removed, turns into another technical problem, and battery bag internal pressure is if be controlled effectively
And in battery bag moisture removal, the raising new energy industry overall technology level that this will be strong；Additionally, due to battery bag
High leakproofness, exterior temperature change can cause box house Water vapor condensation to produce water droplet, cause for a long time inside battery bag absolutely
Edge is reduced, and is such as removed steam not in time, can be caused battery short circuit, and the security consideration for whole battery bag is short of.
The content of the invention
The technical problem to be solved in the present invention is in order to which overcome in the prior art can not be to battery bag internal pressure and humidity
There is provided the intelligent pressure relief device and intelligence control system of a kind of battery bag for the defect of monitoring and the control of progress intelligence.
The present invention is to solve above-mentioned technical problem by following technical proposals：
A kind of intelligent pressure relief device of battery bag, including：Pressure sensor, battery management system, communication power supply line and let out
Pressure valve, the battery management system is connected with the pressure sensor and the relief valve respectively by the communication power supply line；
The pressure sensor and the battery management system are arranged on inside battery bag, and the relief valve is arranged on described
On the outer wall of battery bag；
The pressure sensor is used to obtain the pressure data inside the battery bag, and will by the communication power supply line
The pressure data is transmitted to the battery management system；
The battery management system is used to generate the first control instruction according to the pressure data received, and passes through institute
State communication power supply line to transmit first control instruction to the relief valve, first control instruction is used to be turned on and off
The relief valve.
In this programme, pressure sensor dispersed distribution is inside battery bag or independent one is arranged on inside battery bag, leads to
Over-pressed force snesor obtains the pressure data inside battery bag in real time, and battery management system is real-time according to the pressure data got
Determine whether the pressure limit more than setting, the opening and closing of control relief valve, realize battery bag internal pressure in time
Intelligent control.
Preferably, the intelligent pressure relief device also includes humidity sensor and ventilatory device；
The humidity sensor is arranged on inside battery bag, for obtaining the humidity data inside the battery bag, and is led to
The communication power supply line is crossed to transmit the humidity data to the battery management system；
The battery management system is additionally operable to generate the second control instruction according to the humidity data received, and passes through
The communication power supply line transmits second control instruction to the ventilatory device and the relief valve, second control
System instruction is used to be turned on and off the relief valve and the ventilatory device；
The ventilatory device is used for being taken a breath inside the battery bag.
In this programme, humidity sensor dispersed distribution is inside battery bag or independent one is arranged on inside battery bag, wet
Degree sensor obtains the humidity data inside battery bag in real time, and battery management system determines whether to surpass according to the humidity data of acquisition
The humidity range of setting is crossed, in time the opening and closing of control ventilatory device, relief valve is when ventilatory device is opened
Opening, by being taken a breath to battery bag inside, the high air of humidity is changed, so as to reach the effect dried, is realized
The intelligent control of battery bag interior humidity.
It is preferred that can be fan characterized in that, the ventilatory device is arranged on the internal or external of battery bag
Or other non-fan forms.
It is preferred that the relief valve is fixed by bolt or binding agent with the battery bag outer wall.
It is preferred that the communication power supply line uses CAN (controller local area network) communication modes, RS485 (intelligence instrument)
Communication modes, RS232 (asynchronous transmission standard interface) communication modes and TCP/IP (transmission control protocol/Internet Protocol)
Any one in communication modes.
It is preferred that when the pressure data is more than 30Kpa (kPa, pressure unit), first control instruction is opens
Instruction is opened, for opening relief valve；
When the pressure data is less than 2Kpa, first control instruction is out code, for closing relief valve.
It is preferred that when the humidity data is more than 80%RH (relative humidity), second control instruction refers to for unlatching
Order, for opening the relief valve and opening the ventilatory device；
When the humidity data is less than 20%RH, second control instruction is out code, for closing described change
Airway dysfunction device simultaneously closes the relief valve.
It is preferred that the intelligent pressure relief device also includes a GPRS (general packet radio service) module, the GPRS moulds
Block is electrically connected with the battery management system；
The battery management system sends the pressure data received and the humidity data to the GPRS moulds
Block；
The GPRS module wirelessly transmits out the pressure data received and the humidity data
Go.
In this programme, by increasing GPRS module, pressure data that pressure sensor and humidity sensor are obtained in real time and
Humidity data can be sent by GPRS module.
A kind of intelligence control system of battery bag, including cloud platform control data corporation, mobile terminal and each excellent as described above
The intelligent pressure relief device of option any combination；
The cloud platform control data corporation is used for the pressure data for receiving the GPRS module transmission and described wet
Degrees of data, is additionally operable to send the pressure data and the humidity data to the mobile terminal；
The mobile terminal is used to receive and show the pressure data and the humidity data.
In this programme, cloud platform control data corporation can carry out secondary point to the pressure data and humidity data received
Analysis, to further appreciate that cell system characteristics, user can pass through acquisition for mobile terminal battery bag internal pressure and humidity information.
The positive effect of the present invention is：The present invention passes through the pressure sensor and humidity sensor inside battery bag
The pressure data and humidity data inside battery bag are obtained in real time, and battery management system judges according to pressure data and humidity data
Whether exceed the scope of setting, realize the effective control and the timely removal of moisture to battery bag internal pressure, improve battery
The security of bag, adds the stability of battery bag.
Brief description of the drawings
Fig. 1 is the structured flowchart of the intelligent pressure relief device of the battery bag of the embodiment of the present invention 1.
Fig. 2 is the structured flowchart of the intelligent pressure relief device of the battery bag of the embodiment of the present invention 2.
Fig. 3 is the structured flowchart of the intelligence control system of the battery bag of the embodiment of the present invention 3.
Embodiment
The present invention is further illustrated below by the mode of embodiment, but does not therefore limit the present invention to described reality
Apply among a scope.
Embodiment 1
A kind of intelligent pressure relief device of battery bag, including：Pressure sensor 1, battery management system 2, the and of communication power supply line 3
Relief valve 4, the battery management system 2 by the communication power supply line 3 respectively with the pressure sensor 1 and the relief valve
4 connections；
The pressure sensor 1 and the battery management system 2 are arranged on inside battery bag, and the relief valve 4 is arranged on
On the outer wall of the battery bag；
The pressure sensor 1 is used to obtain the pressure data inside the battery bag, and passes through the communication power supply line 3
The pressure data is transmitted to the battery management system 2；
The battery management system 2 is used to generate the first control instruction according to the pressure data received, and passes through
The communication power supply line 3 transmits first control instruction to the relief valve 4, first control instruction be used to open or
Close the relief valve 4.
In the present embodiment, the pressure data inside battery bag, battery management system root are obtained in real time by pressure sensor
Whether exceed the pressure limit of setting according to the pressure data real-time judgment got, in time the opening and closing of control relief valve,
Realize the intelligent control of battery bag internal pressure.
Embodiment 2
The intelligent pressure relief device of the present embodiment is further lost no time on the basis of embodiment 1, specifically as shown in Fig. 2 institute
Stating intelligent pressure relief device also includes humidity sensor 5, ventilatory device 6 and GPRS module 7；
The humidity sensor 5 is arranged on inside battery bag, for obtaining the humidity data inside the battery bag, and is led to
The communication power supply line 3 is crossed to transmit the humidity data to the battery management system 2；
The relief valve 4 is fixed by bolt or binding agent with the battery bag outer wall, and the communication power supply line 3 is adopted
With any one in CAN communication mode, RS485 communication modes, RS232 communication modes and TCP/IP communication modes.
The battery management system 2 is additionally operable to generate the second control instruction according to the humidity data received, and leads to
The communication power supply line 3 is crossed to transmit second control instruction to the ventilatory device 6 and the relief valve 4, it is described
Second control instruction is used to be turned on and off the relief valve 4 and the ventilatory device 6；
When the pressure data is more than 30Kpa, first control instruction is open command, for opening relief valve 4；
When the pressure data is less than 2Kpa, first control instruction is out code, for closing relief valve 4.
When the humidity data is more than 80%RH, second control instruction is open command, for opening described let out
Pressure valve 4 simultaneously opens the ventilatory device 6；
When the humidity data is less than 20%RH, second control instruction is out code, for closing described change
Airway dysfunction device 6 simultaneously closes the relief valve 4.
The ventilatory device 6 is used to, to taking a breath inside the battery bag, be arranged on the inside or outer of battery bag
Portion.
The GPRS module 7 is electrically connected with the battery management system 2, and the battery management system 2 is by the institute received
State pressure data and the humidity data is sent to the GPRS module 7, the GPRS module 7 is by the number pressure received
Wirelessly transferred out according to the humidity data.
In the present embodiment, humidity sensor obtains the humidity data inside battery bag in real time, and battery management system is according to obtaining
The humidity data taken determines whether the humidity range more than setting, in time the opening and closing of control ventilatory device, ventilation
Relief valve is opening when functional device is opened, and by being taken a breath to battery bag inside, the high air of humidity is changed, from
And the effect dried is reached, realize the intelligent control of battery bag interior humidity；By increasing GPRS module, pressure sensor and
The pressure data and humidity data that humidity sensor is obtained in real time can be sent by GPRS module.
Embodiment 3
A kind of intelligence control system of battery bag is specific as shown in figure 3, utilizing intelligent pressure release dress as described in Example 2
Put to realize, in addition to cloud platform control data corporation 8 and mobile terminal 9；
The cloud platform control data corporation 8 is used for the pressure data for receiving the transmission of GPRS module 7 and described
Humidity data, is additionally operable to send the pressure data and the humidity data to the mobile terminal 9；
The mobile terminal 9 is used to receive and show the pressure data and the humidity data.
In the present embodiment, cloud platform control data corporation can carry out secondary to the pressure data and humidity data received
Analysis, to further appreciate that cell system characteristics, user can obtain battery bag internal pressure and humidity information eventually by mobile.
Although the foregoing describing the embodiment of the present invention, it will be appreciated by those of skill in the art that these
It is merely illustrative of, protection scope of the present invention is defined by the appended claims.Those skilled in the art is not carrying on the back
On the premise of principle and essence from the present invention, various changes or modifications can be made to these embodiments, but these are changed
Protection scope of the present invention is each fallen within modification.
Claims (9)
1. the intelligent pressure relief device of a kind of battery bag, it is characterised in that the intelligent pressure relief device includes：Pressure sensor, electricity
Pond management system, communication power supply line and relief valve, the battery management system by the communication power supply line respectively with the pressure
Force snesor and relief valve connection；
The pressure sensor and the battery management system are arranged on inside battery bag, and the relief valve is arranged on the battery
On the outer wall of bag；
The pressure sensor is used to obtain the pressure data inside the battery bag, and will be described by the communication power supply line
Pressure data is transmitted to the battery management system；
The battery management system is used to generate the first control instruction according to the pressure data received, and by described logical
News power line transmits first control instruction to the relief valve, and first control instruction is described for being turned on and off
Relief valve.
2. intelligence pressure relief device as claimed in claim 1, it is characterised in that the intelligent pressure relief device also includes humidity sensor
Device and ventilatory device；
The humidity sensor is arranged on inside battery bag, for obtaining the humidity data inside the battery bag, and passes through institute
Communication power supply line is stated to transmit the humidity data to the battery management system；
The battery management system is additionally operable to generate the second control instruction according to the humidity data received, and by described
Communication power supply line transmits second control instruction to the ventilatory device and the relief valve, and second control refers to
Make for being turned on and off the relief valve and the ventilatory device；
The ventilatory device is used for being taken a breath inside the battery bag.
3. intelligence pressure relief device as claimed in claim 2, it is characterised in that the ventilatory device is arranged on battery bag
It is internal or external.
4. intelligence pressure relief device as claimed in claim 1, it is characterised in that the relief valve passes through bolt or binding agent and institute
Battery bag outer wall is stated to be fixed.
5. intelligence pressure relief device as claimed in claim 1, it is characterised in that the communication power supply line using CAN communication mode,
Any one in RS485 communication modes, RS232 communication modes and TCP/IP communication modes.
6. intelligence pressure relief device as claimed in claim 1, it is characterised in that described when the pressure data is more than 30Kpa
First control instruction is open command, for opening relief valve；
When the pressure data is less than 2Kpa, first control instruction is out code, for closing relief valve.
7. intelligence pressure relief device as claimed in claim 2, it is characterised in that when the humidity data is more than 80%RH, institute
The second control instruction is stated for open command, for opening the relief valve and opening the ventilatory device；
When the humidity data is less than 20%RH, second control instruction is out code, for closing the ventilation work(
Energy device simultaneously closes the relief valve.
8. the intelligent pressure relief device as described in claim 2,3 or 7, it is characterised in that the intelligent pressure relief device also includes one
GPRS module, the GPRS module is electrically connected with the battery management system；
The battery management system sends the pressure data received and the humidity data to the GPRS module；
The GPRS module wirelessly transfers out the pressure data received and the humidity data.
9. a kind of intelligence control system of battery bag, it is characterised in that the intelligence control system includes cloud platform data management
Center, mobile terminal and intelligent pressure relief device as claimed in claim 8；
The cloud platform control data corporation is used to receive the pressure data and the humidity number that the GPRS module is sent
According to being additionally operable to send the pressure data and the humidity data to the mobile terminal；
The mobile terminal is used to receive and show the pressure data and the humidity data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710365334.2A CN107134554A (en) | 2017-05-22 | 2017-05-22 | The intelligent pressure relief device and intelligence control system of battery bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710365334.2A CN107134554A (en) | 2017-05-22 | 2017-05-22 | The intelligent pressure relief device and intelligence control system of battery bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107134554A true CN107134554A (en) | 2017-09-05 |
Family
ID=59732993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710365334.2A Pending CN107134554A (en) | 2017-05-22 | 2017-05-22 | The intelligent pressure relief device and intelligence control system of battery bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107134554A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461837A (en) * | 2018-02-28 | 2018-08-28 | 北京国能电池科技股份有限公司 | Anti-explosion battery manages system and power battery power-supply system |
| CN111509321A (en) * | 2019-01-30 | 2020-08-07 | 北京新能源汽车股份有限公司 | Battery pack system, battery pack air tightness detection method and electric automobile |
| CN111682140A (en) * | 2020-06-23 | 2020-09-18 | 曹良 | Battery pack, battery compartment and battery replacement station for new energy automobile |
| CN112670661A (en) * | 2020-12-28 | 2021-04-16 | 山东电亮亮信息科技有限公司 | Gassing fluid infusion management formula large capacity lithium titanate battery |
| CN112768819A (en) * | 2021-01-20 | 2021-05-07 | 宁波中科孚奇能源科技有限公司 | Energy storage battery pack with high fire safety and energy storage battery container |
| CN113008479A (en) * | 2021-02-08 | 2021-06-22 | 重庆金康动力新能源有限公司 | Method and system for monitoring sealing performance of battery pack |
| CN115210949A (en) * | 2020-07-13 | 2022-10-18 | 株式会社Lg新能源 | Battery valve and battery including the same |
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| CN102803006A (en) * | 2010-03-08 | 2012-11-28 | 株式会社V-Ens | Vehicle and method for controlling same |
| CN204834787U (en) * | 2015-08-27 | 2015-12-02 | 张家港莫特普数据科技有限公司 | Power battery cloud monitored control system |
| CN204966569U (en) * | 2015-09-01 | 2016-01-13 | 湖南文理学院 | Lithium ion power batteries with pressure release and explosion -proof function |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102803006A (en) * | 2010-03-08 | 2012-11-28 | 株式会社V-Ens | Vehicle and method for controlling same |
| CN204834787U (en) * | 2015-08-27 | 2015-12-02 | 张家港莫特普数据科技有限公司 | Power battery cloud monitored control system |
| CN204966569U (en) * | 2015-09-01 | 2016-01-13 | 湖南文理学院 | Lithium ion power batteries with pressure release and explosion -proof function |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461837A (en) * | 2018-02-28 | 2018-08-28 | 北京国能电池科技股份有限公司 | Anti-explosion battery manages system and power battery power-supply system |
| CN111509321A (en) * | 2019-01-30 | 2020-08-07 | 北京新能源汽车股份有限公司 | Battery pack system, battery pack air tightness detection method and electric automobile |
| CN111682140A (en) * | 2020-06-23 | 2020-09-18 | 曹良 | Battery pack, battery compartment and battery replacement station for new energy automobile |
| CN115210949A (en) * | 2020-07-13 | 2022-10-18 | 株式会社Lg新能源 | Battery valve and battery including the same |
| CN112670661A (en) * | 2020-12-28 | 2021-04-16 | 山东电亮亮信息科技有限公司 | Gassing fluid infusion management formula large capacity lithium titanate battery |
| CN112768819A (en) * | 2021-01-20 | 2021-05-07 | 宁波中科孚奇能源科技有限公司 | Energy storage battery pack with high fire safety and energy storage battery container |
| CN113008479A (en) * | 2021-02-08 | 2021-06-22 | 重庆金康动力新能源有限公司 | Method and system for monitoring sealing performance of battery pack |
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Application publication date: 20170905 |