CN109346788B - BMS battery management system and control method thereof - Google Patents
BMS battery management system and control method thereof Download PDFInfo
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- CN109346788B CN109346788B CN201811147722.4A CN201811147722A CN109346788B CN 109346788 B CN109346788 B CN 109346788B CN 201811147722 A CN201811147722 A CN 201811147722A CN 109346788 B CN109346788 B CN 109346788B
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- 238000012544 monitoring process Methods 0.000 claims abstract description 29
- 238000004886 process control Methods 0.000 claims abstract description 9
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 2
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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
- H01M10/44—Methods for charging or discharging
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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
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- 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 a BMS battery management system and a control method thereof. The BMS battery management system control method includes the following steps. Step S1: the BMS battery management system carries out self-checking on the new energy battery according to the active handshake request signal sent by the intelligent charging control panel and obtains a self-checking state. Step S2: the BMS battery management system judges whether the self-checking state meets a preset self-checking judgment rule, if so, the step S3 is executed, otherwise, an alarm signal is transmitted back to the intelligent charging control panel. The BMS battery management system and the control method thereof disclosed by the invention carry out self-check according to the active handshake request signal before formal charging, and execute corresponding operation according to the self-check state; and the safety, the stability and the reliability of the new energy battery during charging are improved as much as possible by monitoring in real time according to the process control signal and executing corresponding operation according to the monitoring state.
Description
Technical Field
The invention belongs to the technical field of charging of two-wheel and three-wheel electric bicycles, and particularly relates to a BMS battery management system and a BMS battery management system control method.
Background
Although a conventional two-wheel three-wheel electric bicycle charger (pile) can complete fast and slow charging, due to the lack of an intelligent battery management system, the adaptation range of a single machine (pile) is limited, and a user can only charge batteries of specific products or specific specifications, so that the user needs different chargers (piles) to charge different products or batteries.
Meanwhile, the conventional charger (pile) has a defect that if batteries with different specifications and charging are crossed and used wrongly, extreme events such as battery overshoot, overheating and explosion can be caused, and further fire is caused.
Disclosure of Invention
The present invention is directed to the state of the art, overcomes the above-mentioned drawbacks, and provides a BMS battery management system and a BMS battery management system control method.
The invention adopts the following technical scheme that the BMS battery management system control method comprises the following steps:
step S1: the BMS battery management system carries out self-checking on the new energy battery according to the active handshake request signal sent by the intelligent charging control board and obtains a self-checking state;
step S2: the BMS battery management system judges whether the self-checking state meets a preset self-checking judgment rule, if so, the step S3 is executed, otherwise, an alarm signal is transmitted back to the intelligent charging control panel;
step S3: the BMS battery management system selectively packages and forms a response signal according to the active handshake request signal and the self-checking state;
step S4: the BMS battery management system transmits the response signal back to the intelligent charging control panel;
step S5: the BMS battery management system monitors the charging process of the new energy battery in real time according to the process control signal sent by the intelligent charging control panel and obtains a monitoring state;
step S6: the BMS battery management system judges whether any parameter in the monitoring state violates at least one of preset monitoring judgment rules, if so, the step S7 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time;
step S7: the BMS battery management system transmits an alarm signal back to the intelligent charging control board and stops outputting power to the new energy battery.
According to the above technical solution, the active handshake signal in step S1 includes one or more parameters of a battery capacity parameter, a remaining capacity parameter, a battery temperature parameter, an optimal charging voltage parameter, an optimal charging current parameter, and an accumulated charging amount parameter.
According to the above technical solution, step S1 specifically includes the following steps:
step S1.1: the BMS battery management system carries out self-checking on the new energy battery according to one or more of the acquired battery capacity parameter, residual capacity parameter, battery temperature parameter, optimal charging voltage parameter, optimal charging current parameter and accumulative charging quantity parameter, and correspondingly obtains a self-checking state consisting of corresponding parameters.
According to the above technical solution, step S2 specifically includes the following steps:
step S2.1: the BMS battery management system judges whether each parameter meets the range of the corresponding self-checking judgment rule one by one, and if any parameter does not meet the range of the self-checking judgment rule corresponding to the parameter, an alarm signal of the parameter is transmitted back to the intelligent charging control panel.
According to the above technical solution, step S3 specifically includes the following steps:
step S3.1: and correspondingly packaging the BMS battery management system according to one or more parameters contained in the active handshake request signal to form a response signal containing the parameters.
According to the above technical solution, the process control signal in step S5 includes one or more parameters of a remaining capacity parameter, a battery temperature parameter, a target charging voltage parameter, a target charging current parameter, an accumulated charging amount parameter, and an accumulated charging time period parameter.
According to the above technical solution, step S5 specifically includes the following steps:
step S5.1: and the BMS battery management system monitors the charging process of the new energy battery in real time according to one or more of the acquired residual capacity parameter, battery temperature parameter, target charging voltage parameter, target charging current parameter, accumulated charging quantity parameter and accumulated charging duration parameter, and accordingly acquires a monitoring state consisting of corresponding parameters.
According to the above technical solution, the steps S6 and S7 specifically include the following steps:
step S6.1: the BMS battery management system judges whether each parameter violates at least one rule in the monitoring judgment rules one by one, if the judgment is true, the step S7.1 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time;
step S7.1: the BMS battery management system transmits the alarm signal of the parameter back to the intelligent charging control panel and stops outputting the power to the new energy battery.
According to the above technical solution, the monitoring and determining rule of step S6.1 includes:
whether the actual charging voltage parameter falls into an allowable voltage interval of the target charging voltage, wherein the allowable voltage interval consists of an uplink fluctuation range and a downlink fluctuation range;
whether the actual charging current parameter falls within an allowable current interval of the target charging current, the allowable current interval being composed of an upstream fluctuation range and a downstream fluctuation range, wherein:
step S6.1 and step S7.1 specifically include the following steps:
step S6.1.1: the BMS battery management system judges whether the actual charging voltage exceeds an allowable voltage interval, if so, the step S6.1.2 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time;
step S6.1.2: the BMS battery management system judges whether the actual charging current exceeds an allowable current interval, if so, the step S7.1.1 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time;
step S7.1.1: and the BMS battery management system transmits an alarm signal back to the intelligent charging control board and stops outputting power to the new energy battery.
The patent application of the invention also discloses a BMS battery management system, which is used for implementing the control method of the BMS battery management system.
The BMS battery management system and the control method thereof disclosed by the invention have the beneficial effects that the self-check is carried out according to the active handshake request signal before the formal charging is started, and the corresponding operation is executed according to the self-check state; and the safety, the stability and the reliability of the new energy battery during charging are improved as much as possible by monitoring in real time according to the process control signal and executing corresponding operation according to the monitoring state.
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FIG. 1 is a schematic flow diagram of a preferred embodiment of the present invention.
Fig. 2 is a schematic flow diagram of a preferred embodiment of the present invention.
Detailed Description
The present invention discloses a BMS battery management system and a BMS battery management system control method, and a specific embodiment of the present invention will be further described with reference to the preferred embodiments.
Referring to fig. 1 and 2 of the drawings, preferably, the BMS battery management system controlling method includes the steps of:
step S1: the BMS battery management system carries out self-checking on the new energy battery according to an active handshake request signal sent by an intelligent charging control board (as a peripheral, not the technical scheme of the request protection of the patent application), and obtains a self-checking state;
step S2: the BMS battery management system judges whether the self-checking state meets a preset self-checking judgment rule, if so, the step S3 is executed, otherwise, an alarm signal is transmitted back to the intelligent charging control panel;
step S3: the BMS battery management system selectively packages and forms a response signal according to the active handshake request signal and the self-checking state;
step S4: the BMS battery management system transmits the response signal back to the intelligent charging control panel;
step S5: the BMS battery management system monitors the charging process of the new energy battery in real time according to the process control signal sent by the intelligent charging control panel and obtains a monitoring state;
step S6: the BMS battery management system judges whether any parameter (a plurality of parameters are the same) in the monitoring states violates at least one of preset monitoring judgment rules, if so, the step S7 is executed, otherwise, the real-time monitoring (and the monitoring state) of the charging process of the new energy battery is continued;
step S7: the BMS battery management system transmits an alarm signal back to the intelligent charging control board and stops outputting power to the new energy battery.
Further, the active handshake signal in step S1 includes one or more parameters of a battery capacity parameter, a remaining capacity parameter, a battery temperature parameter, an optimal charging voltage parameter, an optimal charging current parameter, and an accumulated charging amount parameter.
Further, step S1 specifically includes the following steps:
step S1.1: the BMS battery management system carries out self-checking on the new energy battery according to one or more of the acquired battery capacity parameter, residual capacity parameter, battery temperature parameter, optimal charging voltage parameter, optimal charging current parameter and accumulative charging quantity parameter, and correspondingly obtains a self-checking state consisting of corresponding parameters.
Further, step S2 specifically includes the following steps:
step S2.1: the BMS battery management system judges whether each parameter (one or more parameters of a battery capacity parameter, a residual capacity parameter, a battery temperature parameter, an optimal charging voltage parameter, an optimal charging current parameter and an accumulated charging quantity parameter) conforms to the range of the corresponding self-checking judgment rule one by one, and if any parameter (a plurality of parameters are the same) does not conform to the range of the self-checking judgment rule corresponding to the parameter, an alarm signal of the parameter is transmitted back to the intelligent charging control panel.
Further, step S3 specifically includes the following steps:
step S3.1: and correspondingly packaging the BMS battery management system according to one or more parameters contained in the active handshake request signal to form a response signal containing the parameters.
Further, the process control signal in step S5 includes one or more parameters of a remaining capacity parameter, a battery temperature parameter, a target charging voltage parameter, a target charging current parameter, an accumulated charge amount parameter, and an accumulated charging period parameter.
Further, step S5 specifically includes the following steps:
step S5.1: and the BMS battery management system monitors the charging process of the new energy battery in real time according to one or more of the acquired residual capacity parameter, battery temperature parameter, target charging voltage parameter, target charging current parameter, accumulated charging quantity parameter and accumulated charging duration parameter, and accordingly acquires a monitoring state consisting of corresponding parameters.
Further, the steps S6 and S7 specifically include the following steps:
step S6.1: the BMS battery management system judges whether each parameter (one or more of a residual capacity parameter, a battery temperature parameter, a target charging voltage parameter, a target charging current parameter, an accumulated charging quantity parameter and an accumulated charging time parameter) violates at least one rule in monitoring judgment rules one by one, if the judgment is true (one parameter in a monitoring state violates at least one rule in the monitoring judgment rules), step S7.1 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time (and the monitoring state is obtained);
step S7.1: the BMS battery management system transmits the alarm signal of the parameter back to the intelligent charging control panel and stops outputting the power to the new energy battery.
Further, the monitoring judgment rule of step S6.1 includes:
whether the actual charging voltage parameter falls into an allowable voltage interval of the target charging voltage, wherein the allowable voltage interval consists of an uplink fluctuation range and a downlink fluctuation range;
whether the actual charging current parameter falls within an allowable current interval of the target charging current, the allowable current interval being composed of an upstream fluctuation range and a downstream fluctuation range.
Further, step S6.1 and step S7.1 specifically include the following steps:
step S6.1.1: the BMS battery management system judges whether the actual charging voltage exceeds the allowable voltage interval, if so, the step S6.1.2 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time (and the monitoring state is obtained);
step S6.1.2: the BMS battery management system judges whether the actual charging current exceeds the allowable current interval, if so, the step S7.1.1 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time (and the monitoring state is obtained);
step S7.1.1: the BMS battery management system transmits an alarm signal (of abnormal parameters) back to the intelligent charging control board, and stops outputting power to the new energy battery.
Further, the BMS battery management system controlling method further includes the step S8:
step S8: the BMS battery management system judges whether the communication with the intelligent charging control board is overtime or not, and if the communication is established (overtime), an alarm signal is transmitted back to the intelligent charging control board, and meanwhile, the power output of the new energy battery is stopped.
Further, step S8 specifically includes the following steps:
step S8.1: the BMS battery management system records the time interval between the current time and the time of last acquisition of the process control signal;
step S8.2: and the BMS battery management system judges whether the time interval exceeds a preset time interval threshold value, and if the time interval is judged to be established (the time interval exceeds the preset time interval threshold value), the BMS battery management system transmits a warning signal back to the intelligent charging control board and stops outputting the power to the new energy battery.
It is worth mentioning that the patent application of the invention also discloses a BMS battery management system for implementing the BMS battery management system control method.
It will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.
Claims (6)
1. A BMS battery management system control method is characterized by comprising the following steps:
step S1: the BMS battery management system carries out self-checking on the new energy battery according to the active handshake request signal sent by the intelligent charging control board and obtains a self-checking state;
step S2: the BMS battery management system judges whether the self-checking state meets a preset self-checking judgment rule, if so, the step S3 is executed, otherwise, an alarm signal is transmitted back to the intelligent charging control panel;
step S3: the BMS battery management system selectively packages and forms a response signal according to the active handshake request signal and the self-checking state;
step S4: the BMS battery management system transmits the response signal back to the intelligent charging control panel;
step S5: the BMS battery management system monitors the charging process of the new energy battery in real time according to the process control signal sent by the intelligent charging control panel and obtains a monitoring state;
step S6: the BMS battery management system judges whether any parameter in the monitoring state violates at least one of preset monitoring judgment rules, if so, the step S7 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time;
step S7: the BMS battery management system transmits an alarm signal back to the intelligent charging control board and stops outputting power to the new energy battery;
the active handshake signal in step S1 includes one or more parameters of a battery capacity parameter, a remaining capacity parameter, a battery temperature parameter, an optimal charging voltage parameter, an optimal charging current parameter, and an accumulated charging amount parameter;
step S1 specifically includes the following steps:
step S1.1: the BMS battery management system carries out self-inspection on the new energy battery according to one or more of the acquired battery capacity parameter, residual capacity parameter, battery temperature parameter, optimal charging voltage parameter, optimal charging current parameter and accumulative charging quantity parameter, and correspondingly obtains a self-inspection state consisting of corresponding parameters;
step S2 specifically includes the following steps:
step S2.1: the BMS battery management system judges whether each parameter meets the range of the corresponding self-checking judgment rule one by one, and if any parameter does not meet the range of the self-checking judgment rule corresponding to the parameter, an alarm signal of the parameter is transmitted back to the intelligent charging control panel;
step S3 specifically includes the following steps:
step S3.1: and correspondingly packaging the BMS battery management system according to one or more parameters contained in the active handshake request signal to form a response signal containing the parameters.
2. The BMS battery management system controlling method according to claim 1, wherein the process control signal of the step S5 includes one or more of a remaining capacity parameter, a battery temperature parameter, a target charging voltage parameter, a target charging current parameter, an accumulated charge quantity parameter, an accumulated charging time period parameter.
3. The BMS battery management system control method according to claim 2, wherein the step S5 specifically comprises the steps of:
step S5.1: and the BMS battery management system monitors the charging process of the new energy battery in real time according to one or more of the acquired residual capacity parameter, battery temperature parameter, target charging voltage parameter, target charging current parameter, accumulated charging quantity parameter and accumulated charging duration parameter, and accordingly acquires a monitoring state consisting of corresponding parameters.
4. The BMS battery management system control method according to claim 3, wherein the steps S6 and S7 specifically include the steps of:
step S6.1: the BMS battery management system judges whether each parameter violates at least one rule in the monitoring judgment rules one by one, if the judgment is true, the step S7.1 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time;
step S7.1: the BMS battery management system transmits the alarm signal of the parameter back to the intelligent charging control panel and stops outputting the power to the new energy battery.
5. The BMS battery management system control method according to claim 4, characterized in that the monitoring and judgment rule of step S6.1 comprises:
whether the actual charging voltage parameter falls into an allowable voltage interval of the target charging voltage, wherein the allowable voltage interval consists of an uplink fluctuation range and a downlink fluctuation range;
whether the actual charging current parameter falls within an allowable current interval of the target charging current, the allowable current interval being composed of an upstream fluctuation range and a downstream fluctuation range, wherein:
step S6.1 and step S7.1 specifically include the following steps:
step S6.1.1: the BMS battery management system judges whether the actual charging voltage exceeds an allowable voltage interval, if so, the step S6.1.2 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time;
step S6.1.2: the BMS battery management system judges whether the actual charging current exceeds an allowable current interval, if so, the step S7.1.1 is executed, otherwise, the charging process of the new energy battery is continuously monitored in real time;
step S7.1.1: and the BMS battery management system transmits an alarm signal back to the intelligent charging control board and stops outputting power to the new energy battery.
6. The BMS battery management system of the BMS battery management system control method according to any of claims 1-5, wherein said BMS battery management system is configured to implement the above-mentioned BMS battery management system control method.
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| CN117317418B (en) * | 2023-11-29 | 2024-02-13 | 珠海智锐科技有限公司 | Battery control method of BMS management system |
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Denomination of invention: BMS Battery Management System and Its Control Method Effective date of registration: 20221101 Granted publication date: 20200605 Pledgee: Agricultural Bank of China Limited by Share Ltd. Jiaxing branch Pledgor: JIAXING ZHIXING INTERNET OF THINGS TECHNOLOGY Co.,Ltd. Registration number: Y2022980020429 |
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Address after: Room 501, Building 9, Building B, Jiaxing Smart Industry Innovation Park, No. 36 Changsheng South Road, Jiaxing Economic and Technological Development Zone, Zhejiang Province, 314001 Patentee after: JIAXING ZHIXING INTERNET OF THINGS TECHNOLOGY Co.,Ltd. Address before: Room 901, building 11, 36 Changsheng South Road, Nanhu District, Jiaxing City, Zhejiang Province 314000 Patentee before: JIAXING ZHIXING INTERNET OF THINGS TECHNOLOGY Co.,Ltd. |