CN108539817A - Avoid the battery automatic protective system and its working method of short circuit - Google Patents
Avoid the battery automatic protective system and its working method of short circuit Download PDFInfo
- Publication number
- CN108539817A CN108539817A CN201810381809.1A CN201810381809A CN108539817A CN 108539817 A CN108539817 A CN 108539817A CN 201810381809 A CN201810381809 A CN 201810381809A CN 108539817 A CN108539817 A CN 108539817A
- Authority
- CN
- China
- Prior art keywords
- module
- delay circuit
- time setting
- delay
- output end
- 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.)
- Withdrawn
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
- H01M10/425—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
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- 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
-
- 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
- H01M10/4264—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing with capacitors
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
-
- 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
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
-
- 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
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Protection Of Static Devices (AREA)
Abstract
The invention discloses the battery automatic protective systems and its working method that avoid short circuit, including central processing unit, the central processing unit is bi-directionally connected the first delay circuit module respectively, second delay circuit module, third delay circuit module and data memory module, and the output end of the input terminal electrical connection current strength detection module of central processing unit, the input terminal of the output end electrical connection contrast module of central processing unit, the input terminal of the output end electrical connection review module of contrast module, the input terminal of the output end electrical connection central processing unit of review module, and the input terminal of the output end electrical connection control node unit of central processing unit, the output end of control node unit is electrically connected the input terminal of capacitance control module and delay time setting module.The present invention achievees the effect that protect battery, avoids short circuit that from damaging battery, increase the service life of battery by the way that delay circuit is arranged in battery.
Description
Technical field
The present invention relates to battery technology fields, specially avoid battery automatic protective system and its work side of short circuit
Method.
Background technology
Battery, which refers to, fills electrolyte solution and metal electrode with cup, slot or other containers for generating electric current or clad vessel
Chemical energy can be converted to the device of electric energy by segment space.Point with anode, cathode.With the development of science and technology battery refers to
The midget plant that can be produced electricl energy.Such as solar cell.The performance parameter of battery mainly has electromotive force, capacity, than energy and electricity
Resistance.Energy source is utilized the battery as, can be obtained with burning voltage, stabling current, long-time stable power supply, by extraneous shadow
The electric current of very little is rung, and battery structure is simple, easy to carry, charge and discharge are easy to operation, not by outside climatic and temperature
Influence, stable and reliable for performance, the performance of various aspects in modern society's life has great role.
And there is no any safeguard measure in traditional battery, when battery is connected into after circuit use, if encountering short circuit
Situation, the electricity in battery can be lost within the most fast time, and battery can damage, and reduce the service life of battery.
Invention content
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of automatic protective system of battery
Problem.
To achieve the above object, the present invention provides the following technical solutions：A kind of automatic protective system of battery, including center
Processor, the central processing unit are bi-directionally connected the first delay circuit module, the second delay circuit module, third delay electricity respectively
Road module and data memory module, and the output end of the input terminal electrical connection current strength detection module of central processing unit, in
The input terminal of the output end electrical connection contrast module of central processor, the input of the output end electrical connection review module of contrast module
End, the input terminal of the output end electrical connection central processing unit of review module, and the output end electrical connection control of central processing unit
The output end of the input terminal of node unit, control node unit is electrically connected capacitance control module and delay time setting
The input of the output end electrical connection feedback module of the input terminal of module, capacitance control module and delay time setting module
End, the input terminal of the output end electrical connection central processing unit of feedback module.
Preferably, the control node unit includes control node one and control node two.
Preferably, the capacitance control module includes the first delay circuit capacitance control module, the second delay
Circuit capacitance capacity control module and third delay circuit capacitance control module, delay time setting module prolong including first
When the circuit delay time setting module, the second delay circuit delay time setting module and third delay circuit delay time setting
Module.
Preferably, the output end of the control node one be electrically connected the first delay circuit capacitance control module,
The input terminal of second delay circuit capacitance control module and third delay circuit capacitance control module, control node two
Output end be electrically connected the first delay circuit delay time setting module, the second delay circuit delay time setting module and
The input terminal of third delay circuit delay time setting module.
Preferably, the first delay circuit delay time setting module is set including the first delay circuit timing closing time
Cover half block and the first delay circuit delay turn-off time setting module, the second delay circuit delay time setting module include second
Delay circuit timing closing time setting module and the second delay circuit delay turn-off time setting module, third delay circuit prolong
When time setting module include third delay circuit timing closing time setting module and third delay circuit delay turn-off time
Setting module.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is directed to the problem of being proposed in background technology, setting
A kind of automatic protective system of battery, passes through current strength detection module, the first delay circuit module, the second delay circuit mould
Block and the cooperation of third delay circuit module, reach and detect loss of electric quantity of battery situation and carried out by corresponding delay circuit
Protect battery, then coordinated by capacitance control module and delay time setting module, reach by change capacitance come
Reach timing closing or disconnecting circuit, and the time of timing closing and disconnection can set, the present invention in battery by setting
Delay circuit is set to achieve the effect that protect battery, avoids short circuit that from damaging battery, increases the service life of battery.
Description of the drawings
Fig. 1 is structure of block diagram schematic diagram of the present invention；
Fig. 2 is circuit diagram of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of automatic protective system of battery, including centre
Device is managed, central processing unit is bi-directionally connected the first delay circuit module, the second delay circuit module, third delay circuit module respectively
And data memory module, and the output end of the input terminal electrical connection current strength detection module of central processing unit, central processing
The input terminal of the output end electrical connection contrast module of device, the input terminal of the output end electrical connection review module of contrast module, review
The input terminal of the output end electrical connection central processing unit of module, current strength detection module detect the wastage of battery capacity
And current value, then sort out after being compared by contrast module, when the current value of test belongs to the protection of the first delay circuit module
When range, protected by the first delay circuit module, and so on, the second delay circuit module and third delay circuit mould
Block corresponds to corresponding current value, and carries out protection battery, and the output end of central processing unit by corresponding delay circuit
It is electrically connected the input terminal of control node unit, control node unit includes control node one and control node two, control node list
The output end of member is electrically connected the input terminal of capacitance control module and delay time setting module, and capacitance controls mould
Block includes the first delay circuit capacitance control module, the second delay circuit capacitance control module and third delay circuit
Capacitance control module, delay time setting module include the first delay circuit delay time setting module, the second delay electricity
Road delay time setting module and third delay circuit delay time setting module, capacitance control module and delay time are set
The input terminal of the output end electrical connection feedback module of cover half block, the input of the output end electrical connection central processing unit of feedback module
End, the output end of control node one are electrically connected the first delay circuit capacitance control module, the second delay circuit capacitance
The input terminal of capacity control module and third delay circuit capacitance control module, the output end of control node two are electrically connected respectively
Connect the first delay circuit delay time setting module, the second delay circuit delay time setting module and the delay of third delay circuit
The input terminal of time setting module, the first delay circuit delay time setting module included the first delay circuit timing closing time
Setting module and the first delay circuit are delayed turn-off time setting module, and the second delay circuit delay time setting module includes the
Two delay circuit timing closing time setting modules and the second delay circuit delay turn-off time setting module, third delay circuit
When delay time setting module includes third delay circuit timing closing time setting module and the delay disconnection of third delay circuit
Between setting module during protection, coordinated by capacitance control module and delay time setting module, reached by changing
Become capacitance to reach timing closing or disconnecting circuit, and the time sets itself of timing closing and disconnection.
When the current values of current strength detection module detection are first in the applicable current value range of circuit module,
When short circuit occurs or needing disconnecting circuit, the first delay circuit capacitance control module controls capacitance so that first prolongs
When circuit can be opened or closed, and prolonged by the first delay circuit timing closing time setting module and the first delay circuit
When turn-off time setting module can set open and close time of the first delay circuit.
When the current values of current strength detection module detection are second in the applicable current value range of circuit module,
When short circuit occurs or needing disconnecting circuit, the second delay circuit capacitance control module controls capacitance so that second prolongs
When circuit can be opened or closed, and prolonged by the second delay circuit timing closing time setting module and the second delay circuit
When turn-off time setting module can set open and close time of the second delay circuit.
When the current values of current strength detection module detection are in third in the applicable current value range of circuit module,
When short circuit occurs or needing disconnecting circuit, third delay circuit capacitance control module controls capacitance so that third is prolonged
When circuit can be opened or closed, and prolonged by third delay circuit timing closing time setting module and third delay circuit
When turn-off time setting module can set open and close time of third delay circuit.
Operation principle：The present invention work when, by current strength detection module come detect the wastage of battery capacity with
And current value, then sort out after being compared by contrast module, when the current value of test belongs to the model of the first delay circuit module protection
When enclosing, protected by the first delay circuit module, and so on, the second delay circuit module and third delay circuit module
Corresponding current value is corresponded to, and protection battery is carried out by corresponding delay circuit, during protection, passes through capacitance
Control module and the cooperation of delay time setting module, reach and reach timing closing or disconnecting circuit by changing capacitance,
And the time sets itself of timing closing and disconnection.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (1)
1. a kind of working method of battery automatic protective system, battery automatic protective system includes central processing unit, and feature exists
In：The central processing unit is bi-directionally connected the first delay circuit module, the second delay circuit module, third delay circuit mould respectively
Block and data memory module, and the output end of the input terminal electrical connection current strength detection module of central processing unit, centre
The input terminal of the output end electrical connection contrast module of device is managed, the input terminal of the output end electrical connection review module of contrast module is multiple
The input terminal of the output end electrical connection central processing unit of core module, and the output end of central processing unit is electrically connected control node list
The input terminal of member, the output end of control node unit are electrically connected capacitance control module and delay time setting module
The input terminal of the output end electrical connection feedback module of input terminal, capacitance control module and delay time setting module, feedback
The input terminal of the output end electrical connection central processing unit of module；
The capacitance control module includes the first delay circuit capacitance control module, the second delay circuit capacitance
Control module and third delay circuit capacitance control module, when delay time setting module includes that the first delay circuit is delayed
Between setting module, the second delay circuit delay time setting module and third delay circuit delay time setting module；
The output end of the control node one is electrically connected the first delay circuit capacitance control module, the second delay circuit
The input terminal of capacitance control module and third delay circuit capacitance control module, the output end difference of control node two
It is electrically connected the first delay circuit delay time setting module, the second delay circuit delay time setting module and third delay circuit
The input terminal of delay time setting module；
The first delay circuit delay time setting module includes the first delay circuit timing closing time setting module and the
One delay circuit delay turn-off time setting module, the second delay circuit delay time setting module prolong including the second delay circuit
When closing time setting module and the second delay circuit be delayed turn-off time setting module, third delay circuit delay time setting
Module includes third delay circuit timing closing time setting module and third delay circuit delay turn-off time setting module；
The working method, including：When the current values of current strength detection module detection are first, circuit module is applicable in
Current value range in when, short circuit occurs or when needing disconnecting circuit, the first delay circuit capacitance control module control electricity
Hold capacity so that the first delay circuit is opened or closed, and by the first delay circuit timing closing time setting module and
First delay circuit delay turn-off time setting module sets the open and close time of the first delay circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810381809.1A CN108539817A (en) | 2016-08-26 | 2016-08-26 | Avoid the battery automatic protective system and its working method of short circuit |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610735575.7A CN106207981B (en) | 2016-08-26 | 2016-08-26 | A kind of automatic protective system of battery |
| CN201810381809.1A CN108539817A (en) | 2016-08-26 | 2016-08-26 | Avoid the battery automatic protective system and its working method of short circuit |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610735575.7A Division CN106207981B (en) | 2016-08-26 | 2016-08-26 | A kind of automatic protective system of battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108539817A true CN108539817A (en) | 2018-09-14 |
Family
ID=57526682
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810381808.7A Pending CN108428955A (en) | 2016-08-26 | 2016-08-26 | Battery automatic protective system and its working method |
| CN201610735575.7A Expired - Fee Related CN106207981B (en) | 2016-08-26 | 2016-08-26 | A kind of automatic protective system of battery |
| CN201810381809.1A Withdrawn CN108539817A (en) | 2016-08-26 | 2016-08-26 | Avoid the battery automatic protective system and its working method of short circuit |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810381808.7A Pending CN108428955A (en) | 2016-08-26 | 2016-08-26 | Battery automatic protective system and its working method |
| CN201610735575.7A Expired - Fee Related CN106207981B (en) | 2016-08-26 | 2016-08-26 | A kind of automatic protective system of battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN108428955A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1430314A (en) * | 2001-12-31 | 2003-07-16 | 深圳市中兴通讯股份有限公司上海第二研究所 | Short-circuit protective circuit |
| CN201369556Y (en) * | 2009-01-12 | 2009-12-23 | 惠州市蓝微电子有限公司 | Battery cell protection circuit of lithium battery |
| CN202474831U (en) * | 2011-12-21 | 2012-10-03 | 惠州市蓝微电子有限公司 | Lithium battery protection circuit |
| CN103022581A (en) * | 2012-10-15 | 2013-04-03 | 北京小米科技有限责任公司 | Protection circuit and method and device for controlling same |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002238174A (en) * | 2001-02-14 | 2002-08-23 | Seiko Instruments Inc | Charging/discharging control circuit and rechargeable power supply |
| CN1419308A (en) * | 2002-12-27 | 2003-05-21 | 李鑫 | Safety high-energy lithium ion electric core and making method thereof |
| JP2004279145A (en) * | 2003-03-14 | 2004-10-07 | Ricoh Co Ltd | Semiconductor device for measuring secondary battery capacity |
| CN101286555B (en) * | 2008-05-23 | 2010-06-09 | 清华大学 | Time-delay protective system for external short circuit positioned inside lithium ion cell |
| CN103345174A (en) * | 2013-07-06 | 2013-10-09 | 孙强 | Household automatic power off system |
| CN204302468U (en) * | 2015-01-07 | 2015-04-29 | 重庆大学 | Lithium battery on-line monitoring early warning system |
| CN105071453A (en) * | 2015-10-08 | 2015-11-18 | 河南行知专利服务有限公司 | Battery management system |
| CN105356528A (en) * | 2015-10-19 | 2016-02-24 | 国网河南省电力公司电力科学研究院 | Battery management system |
-
2016
- 2016-08-26 CN CN201810381808.7A patent/CN108428955A/en active Pending
- 2016-08-26 CN CN201610735575.7A patent/CN106207981B/en not_active Expired - Fee Related
- 2016-08-26 CN CN201810381809.1A patent/CN108539817A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1430314A (en) * | 2001-12-31 | 2003-07-16 | 深圳市中兴通讯股份有限公司上海第二研究所 | Short-circuit protective circuit |
| CN201369556Y (en) * | 2009-01-12 | 2009-12-23 | 惠州市蓝微电子有限公司 | Battery cell protection circuit of lithium battery |
| CN202474831U (en) * | 2011-12-21 | 2012-10-03 | 惠州市蓝微电子有限公司 | Lithium battery protection circuit |
| CN103022581A (en) * | 2012-10-15 | 2013-04-03 | 北京小米科技有限责任公司 | Protection circuit and method and device for controlling same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106207981B (en) | 2018-06-19 |
| CN108428955A (en) | 2018-08-21 |
| CN106207981A (en) | 2016-12-07 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180914 |
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| WW01 | Invention patent application withdrawn after publication |