CN107946676A - Battery management system and its management method based on safeguard protection - Google Patents
Battery management system and its management method based on safeguard protection Download PDFInfo
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- CN107946676A CN107946676A CN201711340114.0A CN201711340114A CN107946676A CN 107946676 A CN107946676 A CN 107946676A CN 201711340114 A CN201711340114 A CN 201711340114A CN 107946676 A CN107946676 A CN 107946676A
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- Prior art keywords
- negative
- numerical control
- control switch
- storage battery
- main website
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—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
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—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
- H01M10/4257—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
- H01M10/425—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Secondary Cells (AREA)
Abstract
The present invention relates to battery management technical field, a kind of battery management system and its management method based on safeguard protection is disclosed, to improve security.Present system includes：Main website is detected with the PLC that positive direct-current busbar is connected with negative dc bus；PLC detection slave stations are connected between any accumulator positive pole and negative terminal；And the numerical control switch for being controlled by detection main website is also associated between positive direct-current busbar and the connection of negative dc bus, detection main website is additionally operable under numerical control switch closure state, receive the status information that each detection slave station gathers host's storage battery, judge whether to need to perform disconnection process to numerical control switch according to related status information, when judging result for when being, order numerical control switch cuts off the connection between positive direct-current busbar and negative dc bus.
Description
Technical field
The present invention relates to battery management technical field, more particularly to a kind of battery management system based on safeguard protection
And its management method.
Background technology
With the development of science and technology, battery becomes indispensable power source, it is widely used for media product, movement
In the electronic products such as phone, laptop and electric automobile.In general, in order to easy-to-use, cell apparatus usually has
Battery capacity detection function is to provide the information such as its residual capacity and remaining usage time to user.
The continuous heating studied and applied with electric automobile, automobile production enterprise and battery production manufacturer both domestic and external pin
Numerous studies and experiment have been done to the vehicle-mounted battery of various electric automobiles, respective mathematical model has been constructed, has successfully developed
Battery management system, and onboard try out.
The content of the invention
Present invention aims at a kind of battery management system and its management method based on safeguard protection is disclosed, to improve
Security.
To achieve the above object, the present invention discloses a kind of battery management system based on safeguard protection and its manager
Method, including：
Main website is detected with the PLC that positive direct-current busbar is connected with negative dc bus；
The storage battery group being connected between the positive direct-current busbar and the negative dc bus；
Any storage battery includes：Positive plate, negative plate, be soaked with electrolyte be clipped between positive plate and negative plate every
Film, each positive plate are connected by the first connection strap with positive terminal, and each negative plate is connected by the second connection strap with negative terminal, described
PLC detection slave stations are connected between positive terminal and the negative terminal；
The number for being controlled by the detection main website is also associated between the positive direct-current busbar and the negative dc bus connection
Control switch, the detection main website are additionally operable under the numerical control switch closure state, are received each detection slave station and are gathered place
The status information of main storage battery, judges whether to need to perform disconnection process to the numerical control switch according to related status information, when
Judging result is when being, numerical control switch described in order cuts off the connection between the positive direct-current busbar and the negative dc bus.
In order to achieve the above object, invention additionally discloses a kind of accumulator cell management method based on safeguard protection, applied to specific
Ice storing time system in, the system comprises：Main website is detected with the PLC that positive direct-current busbar is connected with negative dc bus；String
The storage battery group being associated between the positive direct-current busbar and the negative dc bus；Any storage battery includes：Positive plate, anode
Plate, the membrane being clipped between positive plate and negative plate for being soaked with electrolyte, each positive plate pass through the first connection strap and positive terminal phase
Even, each negative plate is connected by the second connection strap with negative terminal, and PLC detections are connected between the positive terminal and the negative terminal
Slave station；And the numerical control for being controlled by the detection main website is also associated between the positive direct-current busbar and the negative dc bus connection
Switch；The management method includes：
The detection main website receives each detection slave station and gathers host's electric power storage under the numerical control switch closure state
The status information in pond, judges whether to need to perform disconnection process to the numerical control switch, when judgement is tied according to related status information
Fruit is when being, numerical control switch described in order cuts off the connection between the positive direct-current busbar and the negative dc bus.
The invention has the advantages that：
Detection main website can judge whole storage battery group according to the detection information for each storage battery that detection slave station is gathered
Needed with the presence or absence of exception by the connection between order numerical control switch cut-out positive direct-current busbar and negative dc bus, to ensure
The security of storage battery group.Such as：Detection main website judges to need to perform disconnection process to numerical control switch according to related status information
Condition for any one following or any combination：
At least one storage battery, which reaches to overcharge or cross, puts threshold limit value；
The temperature of at least one storage battery reaches abnormal threshold limit value；
The charge rate or discharge rate of at least one storage battery are abnormal；
The life cycle of at least one storage battery, which reaches, scraps threshold value.
Embodiment
The embodiment of the present invention is described in detail below, but what the present invention can be defined by the claims and cover
Multitude of different ways is implemented.
Embodiment 1
The present embodiment discloses a kind of battery management system first, including：
Main website is detected with the PLC that positive direct-current busbar is connected with negative dc bus；
The storage battery group being connected between positive direct-current busbar and negative dc bus；
Any storage battery includes：Positive plate, negative plate, be soaked with electrolyte be clipped between positive plate and negative plate every
Film, each positive plate are connected by the first connection strap with positive terminal, and each negative plate is connected by the second connection strap with negative terminal, cathode
PLC detection slave stations are connected between column and negative terminal；And
The numerical control switch for being controlled by detection main website, detection master are also associated between positive direct-current busbar and the connection of negative dc bus
Station is additionally operable under numerical control switch closure state, the status information that each detection slave station gathers host's storage battery is received, according to phase
Off status information judges whether to need to perform disconnection process to numerical control switch, when judging result for when being, order numerical control switch is cut
Disconnected connection between positive direct-current busbar and negative dc bus.
Preferably, above-mentioned numerical control switch, which is equipped with, supplies manually-operated close push button, with manually being investigated to failure and
After recovery, recover the power transmission of storage battery group.
Thereby, the detection method of corresponding said system includes：
Main website is detected under numerical control switch closure state, receives the state letter that each detection slave station gathers host's storage battery
Breath, judges whether to need to perform disconnection process to numerical control switch according to related status information, when judging result is to be, order number
Control the connection between switch cutoff positive direct-current busbar and negative dc bus.
Further, when above-mentioned numerical control switch is equipped with for manually-operated close push button, the battery management of the present embodiment
System further includes：The mode of operation of numerical control switch close push button is obtained, and in closed state, the electric power for recovering storage battery group passes
It is defeated.
Optionally, FSK, BPSK, OFDM-PRIME or OFDM- can be used between the present embodiment detection main website and detection slave station
G3 power line carrier communication standards.
Alternatively, in the present embodiment, detection main website judges to need to perform disconnection to numerical control switch according to related status information
The condition of processing is any one following or any combination：
At least one storage battery, which reaches to overcharge or cross, puts threshold limit value；
The temperature of at least one storage battery reaches abnormal threshold limit value；
The charge rate or discharge rate of at least one storage battery are abnormal；
The life cycle of at least one storage battery, which reaches, scraps threshold value.
To sum up, battery management system and its management method based on safeguard protection disclosed in the present embodiment, detect main website
According to the detection information for each storage battery that detection slave station is gathered whole storage battery group can be judged with the presence or absence of need extremely
The connection between positive direct-current busbar and negative dc bus is cut off by order numerical control switch, to ensure the safety of storage battery group
Property.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this area
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
- A kind of 1. battery management system based on safeguard protection, it is characterised in that including：Main website is detected with the PLC that positive direct-current busbar is connected with negative dc bus；The storage battery group being connected between the positive direct-current busbar and the negative dc bus；Any storage battery includes：Positive plate, negative plate, the membrane being clipped between positive plate and negative plate for being soaked with electrolyte, respectively Positive plate is connected by the first connection strap with positive terminal, and each negative plate is connected by the second connection strap with negative terminal, the cathode PLC detection slave stations are connected between column and the negative terminal；The numerical control for being also associated with being controlled by the detection main website between the positive direct-current busbar and the negative dc bus connection is opened Close, the detection main website is additionally operable under the numerical control switch closure state, is received each detection slave station and is gathered host's storage The status information of battery, judges whether to need to perform disconnection process to the numerical control switch, works as judgement according to related status information As a result for when being, numerical control switch described in order cuts off the connection between the positive direct-current busbar and the negative dc bus.
- 2. battery management system according to claim 1, it is characterised in that the numerical control switch is equipped with and supplies manual operation Close push button.
- 3. battery management system according to claim 1 or 2, it is characterised in that the detection main website is according to correlation-like The condition that state information judges to need to perform the numerical control switch disconnection process is any one following or any combination：At least one storage battery, which reaches to overcharge or cross, puts threshold limit value；The temperature of at least one storage battery reaches abnormal threshold limit value；The charge rate or discharge rate of at least one storage battery are abnormal；The life cycle of at least one storage battery, which reaches, scraps threshold value.
- 4. battery management system according to claim 3, it is characterised in that it is described detection main website with FSK, BPSK, OFDM-PRIME or OFDM-G3 power line carrier communications standard carries out data interaction with each detection slave station.
- 5. a kind of accumulator cell management method based on safeguard protection, it is characterised in that applied to specific battery management system In, the system comprises：Main website is detected with the PLC that positive direct-current busbar is connected with negative dc bus；It is female to be connected on the positive direct-current Storage battery group between line and the negative dc bus；Any storage battery includes：Positive plate, negative plate, the folder for being soaked with electrolyte Membrane between positive plate and negative plate, each positive plate are connected by the first connection strap with positive terminal, and each negative plate passes through Two connection straps are connected with negative terminal, and PLC detection slave stations are connected between the positive terminal and the negative terminal；And the positive direct-current The numerical control switch for being controlled by the detection main website is also associated between busbar and the negative dc bus connection；The management method Including：The detection main website receives each detection slave station and gathers host's storage battery under the numerical control switch closure state Status information, judges whether to need to perform disconnection process to the numerical control switch, when judging result is according to related status information When being, numerical control switch described in order cuts off the connection between the positive direct-current busbar and the negative dc bus.
- 6. the accumulator cell management method based on safeguard protection according to claim 5, it is characterised in that detection main website root The condition for judging to need according to related status information to perform the numerical control switch disconnection process is any one following or any Combination：At least one storage battery, which reaches to overcharge or cross, puts threshold limit value；The temperature of at least one storage battery reaches abnormal threshold limit value；The charge rate or discharge rate of at least one storage battery are abnormal；The life cycle of at least one storage battery, which reaches, scraps threshold value.
- 7. according to the accumulator cell management method based on safeguard protection described in claim 5 or 6, it is characterised in that the numerical control is opened Close to be equipped with and supply manually-operated close push button, the method further includes：The battery management system obtains the mode of operation of the numerical control switch close push button, and in closed state, recovers institute State the power transmission of storage battery group.
- 8. the accumulator cell management method based on safeguard protection according to claim 7, it is characterised in that it is described detection main website with FSK, BPSK, OFDM-PRIME or OFDM-G3 power line carrier communication standard carry out data interaction with each detection slave station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711340114.0A CN107946676A (en) | 2017-12-14 | 2017-12-14 | Battery management system and its management method based on safeguard protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711340114.0A CN107946676A (en) | 2017-12-14 | 2017-12-14 | Battery management system and its management method based on safeguard protection |
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| Publication Number | Publication Date |
|---|---|
| CN107946676A true CN107946676A (en) | 2018-04-20 |
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ID=61944171
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711340114.0A Pending CN107946676A (en) | 2017-12-14 | 2017-12-14 | Battery management system and its management method based on safeguard protection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220024321A1 (en) * | 2018-11-21 | 2022-01-27 | Mclaren Applied Technologies Limited | Rectifier based power switch |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490108A (en) * | 2013-10-15 | 2014-01-01 | 山东理工大学 | Novel safety management method and device for power battery pack of electric vehicle |
| CN203553295U (en) * | 2013-10-15 | 2014-04-16 | 山东理工大学 | Novel safety management system for power battery pack of electric automobile |
| WO2015141003A1 (en) * | 2014-03-20 | 2015-09-24 | 三菱電機株式会社 | Secondary battery charging system and secondary battery charging method |
| CN205621815U (en) * | 2016-05-12 | 2016-10-05 | 黄淮学院 | Plumbic acid power battery management system based on PLC |
-
2017
- 2017-12-14 CN CN201711340114.0A patent/CN107946676A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490108A (en) * | 2013-10-15 | 2014-01-01 | 山东理工大学 | Novel safety management method and device for power battery pack of electric vehicle |
| CN203553295U (en) * | 2013-10-15 | 2014-04-16 | 山东理工大学 | Novel safety management system for power battery pack of electric automobile |
| WO2015141003A1 (en) * | 2014-03-20 | 2015-09-24 | 三菱電機株式会社 | Secondary battery charging system and secondary battery charging method |
| CN205621815U (en) * | 2016-05-12 | 2016-10-05 | 黄淮学院 | Plumbic acid power battery management system based on PLC |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220024321A1 (en) * | 2018-11-21 | 2022-01-27 | Mclaren Applied Technologies Limited | Rectifier based power switch |
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Application publication date: 20180420 |
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| RJ01 | Rejection of invention patent application after publication |