CN108365158A - Battery pack - Google Patents
Battery pack Download PDFInfo
- Publication number
- CN108365158A CN108365158A CN201810073438.0A CN201810073438A CN108365158A CN 108365158 A CN108365158 A CN 108365158A CN 201810073438 A CN201810073438 A CN 201810073438A CN 108365158 A CN108365158 A CN 108365158A
- Authority
- CN
- China
- Prior art keywords
- fuse
- battery pack
- status information
- module
- battery
- 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
Links
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
- H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells 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
- 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
- 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
- H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
- H01M50/597—Protection against reversal of polarity
-
- 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
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/30—Preventing polarity reversal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
The present invention provides a kind of battery pack, includes battery pack for providing electric energy and the battery management system for being connected with the battery pack and being used to be managed the battery pack;The battery pack includes fuse;The battery management system includes detection module, judgment module and reminding module;The detection module is used to detect the status information of the fuse;The judgment module sends out standby signal for judging whether the status information is abnormal when the status information exception;The reminding module is used to send out prompt message according to the standby signal.Battery pack provided by the invention can be measured in real time the status information of fuse, and send out prompt message when the status information exception of fuse to remind maintenance personnel to be replaced in time to fuse.
Description
【Technical field】
The present invention relates to battery technology field more particularly to a kind of battery packs.
【Background technology】
Currently, battery pack generally includes the battery pack for providing electric energy and the battery for being managed to battery pack
Management system.Wherein, battery pack is made of several single battery connection in series-parallel.Further, right because of accidental short circuit in order to prevent
Battery pack causes to damage, it is also necessary to fuse is installed in battery pack.For example, fuse can be installed on concatenated multiple monomers
In battery.However, existing battery pack fuse, does not carry out abnormality detection fuse, and then fusing can not be predicted in advance
The damage time of device, when fuse fuses or damages suddenly, battery pack can stop exporting electric energy suddenly, and then cause other
Accident.
In consideration of it, it is really necessary to provide a kind of new battery pack to overcome drawbacks described above.
【Invention content】
The object of the present invention is to provide a kind of battery packs, can be measured in real time to the status information of fuse, and work as
Prompt message is sent out to remind maintenance personnel to be replaced in time to fuse when the status information exception of fuse.
To achieve the goals above, the present invention provides a kind of battery pack, include battery pack for providing electric energy and with
The battery management system that the battery pack is connected and is used to be managed the battery pack;The battery pack includes fuse;
The battery management system includes detection module, judgment module and reminding module;The detection module is described molten for detecting
The status information of disconnected device;The judgment module is for judging whether the status information is abnormal, and it is abnormal to work as the status information
When send out standby signal;The reminding module is used to send out prompt message according to the standby signal.
Further, the status information include the voltage at the fuse both ends, flow through the electric current of the fuse with
And the operating temperature of the fuse.
Further, the judgment module is used for the voltage according to the fuse both ends and flows through the electricity of the fuse
Flowmeter calculates the internal resistance of the fuse, and when the internal resistance of the fuse and operating temperature are more than identical in Health database make
With corresponding to the time internal resistance and when operating temperature, send out standby signal.
Compared with the prior art, battery pack provided by the invention, the battery management system can monitor fuse in real time
Status information, grasp the variation tendency of fuse performance, and when the status information exception of the fuse, send prompt letter
Breath in time replaces fuse with prompting maintenance personnel, so can look-ahead risk, control risk, improve electricity
While the packet reliability of pond, the generation of the other accidents because of caused by the fusing of fuse is avoided.
【Description of the drawings】
Fig. 1 is the block diagram for the battery pack that present pre-ferred embodiments provide.
【Specific implementation mode】
It is clear in order to make the purpose of the present invention, technical solution and advantageous effects be more clear, below in conjunction with this hair
Attached drawing in bright embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described
Embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field
The every other embodiment that those of ordinary skill is obtained without making creative work, belongs to protection of the present invention
Range.
When an element was considered with another element " being connected ", it can be directly to another element or
It may be simultaneously present centering elements.Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to this hair
The normally understood meaning of bright those skilled in the art is identical.Term used in the description of the invention herein
It is only for the purpose of describing specific embodiments and is not intended to limit the present invention.
Referring to Fig. 1, the block diagram of its battery pack 100 provided for present pre-ferred embodiments.The battery pack
100 include battery pack 10 for providing electric energy and are connected with the battery pack 10 and for carrying out pipe to the battery pack 10
The battery management system 20 of reason.It is appreciated that the battery pack 100 can be applied in electric vehicle, in energy-storage system, it is mobile
It mends in electric car or other needs to be provided with battery pack 100 in the equipment of electric energy storage.
Further, the battery pack 10 includes fuse 11.It is appreciated that the battery pack 10 includes several monomers electricity
Pond (not shown), and be made of several single battery connection in series-parallel.The fuse 11 is installed in concatenated multiple single batteries,
To prevent from causing to damage to battery pack 10 because of accidental short circuit.It should be noted that the number for the fuse that battery pack 10 includes
Amount can be set according to specific design requirement.
The battery management system 20 is used to detect the status information of the fuse 11, and when the shape of the fuse 11
When state Information abnormity, prompt message number is sent out to remind maintenance personnel to replace fuse 11, and then can be avoided because molten
Other accidents occur disconnected device 11 caused by fusing suddenly.
Specifically, the battery management system 20 includes detection module 21, judgment module 22 and reminding module 23.It can be with
Understanding, above-mentioned each function module can in the form of software store in memory (not shown), and be executed by processor (not shown),
Can also be the hardware with specific function, for example, burning has the chip of specific program.
The detection module 21 is used to detect the status information of the fuse 11.In the present embodiment, the state
Information includes the voltage at 11 both ends of the fuse, flows through the electric current of the fuse 11 and the work temperature of the fuse 11
Degree.
The judgment module 22 is sent out for judging whether the status information is abnormal when the status information exception
Standby signal.Specifically, the judgment module 22 is used for the voltage according to 11 both ends of the fuse and flows through the fuse
11 galvanometer calculates the internal resistance of the fuse 11, makes when the internal resistance of fuse 11 and operating temperature are more than in Health database
With corresponding to same time internal resistance and when operating temperature, judge that the status information of fuse 11 is abnormal, and send out standby signal.
It is appreciated that with the increase of use time, fuse 11 can aging, and can be molten by detecting the case where aging
The temperature when internal resistance (terminal voltage/electric current) and work of disconnected device 11 rises to judge, internal resistance is bigger, Wen Shengyue high, and healthy coefficient is got over
It is low.Specifically, internal resistance and operating temperature Health database (data corresponding with usage time of fuse 11 can be established
Library can be obtained by experiment and be stored in judgment module 22).Detection module 21 detects the practical internal resistance (electricity of fuse 11 in real time
Pressure/electric current) and real-time working temperature and the internal resistance corresponding to identical usage time and operating temperature pair with Health database
Than if the real-time internal resistance that is detected of currently used time and real-time working temperature are more than the identical use in Health database
Between the corresponding internal resistance and when operating temperature, then show the abnormal state of fuse 11, also that is, in same usage time
Interior, the aging speed of fuse 11 is very fast, and therefore, it is necessary to be replaced in time.
The reminding module 23 is used to send out prompt message according to the standby signal to remind maintenance personnel's fuse 11
Status information it is abnormal so that maintenance personnel can replace it before fuse 11 fuses, improve battery height
100 reliability.
It is appreciated that the reminding module 23 can be light emitting diode, the state of fuse 11 is prompted by shining
Information abnormity can also be the device that buzzer etc. can make a sound, the status information of fuse 11 prompted by sounding
It is abnormal, maintenance personnel's fuse 11 can also be reminded abnormal in such a way that other are with suggesting effect certainly, for example, prompt
Module 23 can send a message on the mobile phone of maintenance personnel and be reminded in a manner of word.
Battery pack 100 provided by the present invention, the battery management system 20 can monitor the state of fuse 11 in real time
Information, grasps the variation tendency of 11 performance of fuse, so can look-ahead risk, control risk, improve battery pack 100
While reliability, the generation of the other accidents because caused by fusing fuse 11 is avoided.For example, if electric vehicle is in high speed
In driving process, fuse 11 fuses suddenly, although can ensure the safety of battery pack 10, will lead to the output power of vehicle
Moment stops, and the accidents such as will lead to vehicle rollover or knock into the back.
The present invention is not only in the description and the implementation described, therefore for the personnel of familiar field
Other advantage and modification is easily implemented, therefore in the essence without departing substantially from universal defined by claim and equivalency range
In the case of refreshing and range, the present invention is not limited to specific details, representative equipment and diagrams shown and described herein
Example.
Claims (3)
1. a kind of battery pack, includes battery pack for providing electric energy and be connected with the battery pack and be used for the battery
The battery management system that group is managed;It is characterized in that, the battery pack includes fuse;The battery management system includes
Detection module, judgment module and reminding module;The detection module is used to detect the status information of the fuse;It is described to sentence
Disconnected module sends out standby signal for judging whether the status information is abnormal when the status information exception;It is described to carry
Show module for sending out prompt message according to the standby signal.
2. battery pack as described in claim 1, it is characterised in that:The status information includes the electricity at the fuse both ends
Press, flow through the electric current of the fuse and the operating temperature of the fuse.
3. battery pack as claimed in claim 2, it is characterised in that:The judgment module is used for according to the fuse both ends
Voltage and the galvanometer for flowing through the fuse calculate the internal resistance of the fuse, and when the internal resistance of the fuse and work temperature
When degree is more than internal resistance and operating temperature in Health database corresponding to identical usage time, the state letter of the fuse is judged
Breath is abnormal, sends out standby signal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810073438.0A CN108365158A (en) | 2018-01-25 | 2018-01-25 | Battery pack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810073438.0A CN108365158A (en) | 2018-01-25 | 2018-01-25 | Battery pack |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108365158A true CN108365158A (en) | 2018-08-03 |
Family
ID=63006952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810073438.0A Pending CN108365158A (en) | 2018-01-25 | 2018-01-25 | Battery pack |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108365158A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112874327A (en) * | 2021-01-11 | 2021-06-01 | 广州橙行智动汽车科技有限公司 | Vehicle charging circuit, vehicle charging method, vehicle charging device, and storage medium |
CN115439951A (en) * | 2022-03-07 | 2022-12-06 | 北京车和家汽车科技有限公司 | Abnormal fusing processing method and device, electronic equipment and medium |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090273314A1 (en) * | 2008-05-02 | 2009-11-05 | Sony Corporation | Battery pack and control method |
CN102288908A (en) * | 2011-07-22 | 2011-12-21 | 重庆大学 | Fault monitoring device and fault judgment method for measurement potential transformer (PT) fuse |
CN102795118A (en) * | 2012-09-12 | 2012-11-28 | 北京普莱德新能源电池科技有限公司 | Power battery system for electric vehicle |
-
2018
- 2018-01-25 CN CN201810073438.0A patent/CN108365158A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090273314A1 (en) * | 2008-05-02 | 2009-11-05 | Sony Corporation | Battery pack and control method |
CN102288908A (en) * | 2011-07-22 | 2011-12-21 | 重庆大学 | Fault monitoring device and fault judgment method for measurement potential transformer (PT) fuse |
CN102795118A (en) * | 2012-09-12 | 2012-11-28 | 北京普莱德新能源电池科技有限公司 | Power battery system for electric vehicle |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112874327A (en) * | 2021-01-11 | 2021-06-01 | 广州橙行智动汽车科技有限公司 | Vehicle charging circuit, vehicle charging method, vehicle charging device, and storage medium |
CN115439951A (en) * | 2022-03-07 | 2022-12-06 | 北京车和家汽车科技有限公司 | Abnormal fusing processing method and device, electronic equipment and medium |
CN115439951B (en) * | 2022-03-07 | 2024-05-17 | 北京车和家汽车科技有限公司 | Abnormal fusing processing method and device, electronic equipment and medium |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3734308B1 (en) | Thermal runaway detection circuit and method | |
CN102565611B (en) | Internal short-circuit detection method of power battery | |
CN210442486U (en) | Thermal runaway detection circuit | |
CN108711893A (en) | A kind of power battery thermal runaway early warning system and method | |
EP3796416B1 (en) | Battery pack | |
CN104488114A (en) | Secondary battery, and secondary battery module and secondary battery pack comprising the same | |
CN205051384U (en) | Battery management circuit | |
CN104716289A (en) | Safety protective structure for lithium battery module | |
CN108270053A (en) | A kind of device for preventing power lithium-ion battery packet thermal runaway | |
CN101187696A (en) | Power cell source test method | |
CN105490327A (en) | Three-layer protection system for lithium battery pack and control method of three-layer protection system | |
KR20210075235A (en) | Fire detection sensor module for lithium ion battery and system including the same | |
CN113991200A (en) | Monitoring method and monitoring device for secondary battery, secondary battery and vehicle | |
CN111313108A (en) | Battery system and battery system processing method | |
CN108365158A (en) | Battery pack | |
CN109683095A (en) | The fault detection method and system of battery pack | |
CN108258340A (en) | A kind of battery system with gas monitoring apparatus | |
CN104655973B (en) | A kind of method and apparatus that battery module short circuit is detected in ups system | |
CN106458038B (en) | It runs the method for Storage Unit, implement the battery management system of this method | |
US9614259B2 (en) | Battery with a thermal tripping element | |
TWI764440B (en) | Battery testing system safety protection device and method | |
CN207875416U (en) | Power system of electric automobile and intelligent electric motor car | |
CN205986210U (en) | Data acquisition of power lithium cell group prevents overflowing structure with equilibrium | |
CN105966257B (en) | A kind of method of the under-voltage charging of Vehicular dynamic battery | |
KR101744713B1 (en) | Diagnosis method of battery management system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180803 |