CN106208222A - 多组锂电池管控装置 - Google Patents

多组锂电池管控装置 Download PDF

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Publication number
CN106208222A
CN106208222A CN201610652358.1A CN201610652358A CN106208222A CN 106208222 A CN106208222 A CN 106208222A CN 201610652358 A CN201610652358 A CN 201610652358A CN 106208222 A CN106208222 A CN 106208222A
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lithium battery
circuit
dsp controller
management
cell
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吴鹏
聂亚齐
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HEFEI GUOSHENG BATTERY TECHNOLOGY Co Ltd
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HEFEI GUOSHENG BATTERY TECHNOLOGY Co Ltd
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014Circuits for equalisation of charge between batteries
    • H02J7/0018Circuits for equalisation of charge between batteries using separate charge circuits
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4207Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/482Accumulators 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/488Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/18Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014Circuits for equalisation of charge between batteries
    • H02J7/0026
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0036Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4271Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy 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)
  • Power Engineering (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

本发明涉及锂电池管控设备技术领域,具体的说是一种结构合理、工作稳定,能够有效提高锂电池组工作效率的多组锂电池管控装置,其特征在于设有管控中心以及两个以上的分别安装在两个以上待检测锂电池组中的锂电池控制端,所述管控中心设有上位机,所述锂电池控制端设有DSP控制器、光纤测温传感器、存储器、USB通信电路、蓝牙通信电路、两个以上单体电池保护器,其中DSP控制器与两个以上的单体电池保护器相连接,本发明相对于现有技术,能够显著降低充电技术方案的复杂度,降低成本,具有结构合理、使用方便、安全可靠等显著的优点。

Description

多组锂电池管控装置
技术领域:
本发明涉及锂电池管控设备技术领域,具体的说是一种结构合理、工作稳定,能够有效提高锂电池组工作效率的多组锂电池管控装置。
背景技术:
锂电池因具有储存能量密度高、续航能力强等优点,被广泛应用与数码产品上,近期,锂电池组被应用于电动交通工具以及发电站的储能。然而锂电池在使用过程中需防止过充、过放,否则锂电池组的使用寿命大打折扣,并且会产生不安全因素,锂电池组工作过程中会产生热量,热量无法及时排出将导致电池组充放电效率下降,并会损坏电池组。现阶段的锂电池组在使用过程中均配有相关保护电路,保护电路可以设置在充电器端,也可以设置在锂电池组端,但均存在结构复杂、成本高的问题。
发明内容:
本发明针对现有技术中存在的缺点和不足,提出了一种结构合理、工作稳定,能够有效提高锂电池组工作效率的多组锂电池管控装置。
本发明可以通过以下措施达到:
一种多组锂电池管控装置,其特征在于设有管控中心以及两个以上的分别安装在两个以上待检测锂电池组中的锂电池控制端,所述管控中心设有上位机,所述锂电池控制端设有DSP控制器、光纤测温传感器、存储器、USB通信电路、蓝牙通信电路、两个以上单体电池保护器,其中DSP控制器与两个以上的单体电池保护器相连接,所述单体电池保护器与单体电池相连接,每个单体电池保护器设有电流采样电路、电压采样电路、充放均衡电路,其中充放均衡电路中设有串联的均衡电阻件和微控开关,充放均衡电路与单体电池串联形成回路,微控开关的控制端与DSP控制器相连接。
本发明还设有与DSP控制器相连接的温度检测电路,温度检测电路包括串联的温度传感器、A/D转换器、数据累加电路,其中数据累加电路的输出端与DSP控制器相连接。
本发明还设有与DSP控制器相连接的声光报警电路,用于向外发送报警信号。
本发明还设有与DSP控制器相连接的液晶显示屏,用于显示输出当前装置的工作状态和各项工作参数。
本发明在使用时,两个以上的单体电池保护器一一对应接入锂电池组内的两个以上的单体电池的两端,其中单体电池保护器中的电流采样电路和电压采样电路采集单体电池充放电过程中的电流、电压值,当电流采样电路或电压采样电路所反馈的采样值高于阈值时,控制器控制充放均衡电路中的微控开关闭合,充放均衡电路中的均衡电阻件接入单体电池两端,从而在过流的情况下有效降低回路内电流,在过压的状态下有效分压,避免单体电池损坏;经过此种均衡,在对电池组进行充电的过程中,可以不必顾及电池组内单体电池的差异多次充电,可以按一定参数持续为电池组充电而不损坏电池组,此外,本发明可实现对温度的连续性测量,并能将所测数据上传至管控中心进行进一步分析。
本发明相对于现有技术,能够显著降低充电技术方案的复杂度,降低成本,具有结构合理、使用方便、安全可靠等显著的优点。
附图说明:
附图1是本发明的结构框图。
附图标记:管控中心1、锂电池控制端2、DSP控制器3、光纤测温传感器4、存储器5、USB通信电路6、蓝牙通信电路7、两个以上单体电池保护器8。
具体实施方式:
下面结合附图对本发明作进一步的说明。
如附图所示,本发明提出了一种多组锂电池管控装置,其特征在于设有管控中心1以及两个以上的分别安装在两个以上待检测锂电池组中的锂电池控制端2,所述管控中心1设有上位机,所述锂电池控制端2设有DSP控制器3、光纤测温传感器4、存储器5、USB通信电路6、蓝牙通信电路7、两个以上单体电池保护器8,其中DSP控制器与两个以上的单体电池保护器8相连接,所述单体电池保护器8与单体电池相连接,每个单体电池保护器8设有电流采样电路、电压采样电路、充放均衡电路,其中充放均衡电路中设有串联的均衡电阻件和微控开关,充放均衡电路与单体电池串联形成回路,微控开关的控制端与控制器相连接。
本发明还设有与DSP控制器相连接的温度检测电路,温度检测电路包括串联的温度传感器、A/D转换器、数据累加电路,其中数据累加电路的输出端与DSP控制器相连接。
本发明还设有与DSP控制器相连接的声光报警电路,用于向外发送报警信号。
本发明还设有与DSP控制器相连接的液晶显示屏,用于显示输出当前装置的工作状态和各项工作参数。
本发明在使用时,两个以上的单体电池保护器一一对应接入锂电池组内的两个以上的单体电池的两端,其中单体电池保护器中的电流采样电路和电压采样电路采集单体电池充放电过程中的电流、电压值,当电流采样电路或电压采样电路所反馈的采样值高于阈值时,控制器控制充放均衡电路中的微控开关闭合,充放均衡电路中的均衡电阻件接入单体电池两端,从而在过流的情况下有效降低回路内电流,在过压的状态下有效分压,避免单体电池损坏;经过此种均衡,在对电池组进行充电的过程中,可以不必顾及电池组内单体电池的差异多次充电,可以按一定参数持续为电池组充电而不损坏电池组,此外,本发明可实现对温度的连续性测量,并能将所测数据上传至管控中心进行进一步分析。
本发明相对于现有技术,能够显著降低充电技术方案的复杂度,降低成本,具有结构合理、使用方便、安全可靠等显著的优点。

Claims (4)

1.一种多组锂电池管控装置,其特征在于设有管控中心以及两个以上的分别安装在两个以上待检测锂电池组中的锂电池控制端,所述管控中心设有上位机,所述锂电池控制端设有DSP控制器、光纤测温传感器、存储器、USB通信电路、蓝牙通信电路、两个以上单体电池保护器,其中DSP控制器与两个以上的单体电池保护器相连接,所述单体电池保护器与单体电池相连接,每个单体电池保护器设有电流采样电路、电压采样电路、充放均衡电路,其中充放均衡电路中设有串联的均衡电阻件和微控开关,充放均衡电路与单体电池串联形成回路,微控开关的控制端与DSP控制器相连接。
2.根据权利要求1所述的一种多组锂电池管控装置,其特征在于还设有与DSP控制器相连接的温度检测电路,温度检测电路包括串联的温度传感器、A/D转换器、数据累加电路,其中数据累加电路的输出端与DSP控制器相连接。
3.根据权利要求1所述的一种多组锂电池管控装置,其特征在于还设有与DSP控制器相连接的声光报警电路,用于向外发送报警信号。
4.根据权利要求1所述的一种多组锂电池管控装置,其特征在于还设有与DSP控制器相连接的液晶显示屏,用于显示输出当前装置的工作状态和各项工作参数。
CN201610652358.1A 2016-08-10 2016-08-10 多组锂电池管控装置 Pending CN106208222A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107168148A (zh) * 2017-04-18 2017-09-15 杭州金秋汽车储能科技有限公司 一种锂电池数据采集装置及系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5585994A (en) * 1993-01-22 1996-12-17 Sanyo Electric Co., Ltd. Battery over-current protection circuit
CN204439792U (zh) * 2015-01-28 2015-07-01 安徽师范大学 大功率锂电池保护板检测仪
CN204809350U (zh) * 2015-06-09 2015-11-25 安徽师范大学 基于在线提醒的锂电池保护装置
CN204809860U (zh) * 2015-06-09 2015-11-25 安徽师范大学 基于主动均衡的锂电池保护装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5585994A (en) * 1993-01-22 1996-12-17 Sanyo Electric Co., Ltd. Battery over-current protection circuit
CN204439792U (zh) * 2015-01-28 2015-07-01 安徽师范大学 大功率锂电池保护板检测仪
CN204809350U (zh) * 2015-06-09 2015-11-25 安徽师范大学 基于在线提醒的锂电池保护装置
CN204809860U (zh) * 2015-06-09 2015-11-25 安徽师范大学 基于主动均衡的锂电池保护装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107168148A (zh) * 2017-04-18 2017-09-15 杭州金秋汽车储能科技有限公司 一种锂电池数据采集装置及系统

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Application publication date: 20161207