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公开(公告)号:US07652449B2
公开(公告)日:2010-01-26
申请号:US11902337
申请日:2007-09-20
申请人: Yong-Jun Tae , Soo-Seok Choi , Young-Jo Lee , Han-Seok Yun , Se-Wook Seo , Gye-Jong Lim , Beom-Gyu Kim , Ho-Young Park
发明人: Yong-Jun Tae , Soo-Seok Choi , Young-Jo Lee , Han-Seok Yun , Se-Wook Seo , Gye-Jong Lim , Beom-Gyu Kim , Ho-Young Park
CPC分类号: G01R31/3679 , B60L11/1857 , B60L11/1861 , B60L2240/545 , B60L2240/547 , B60L2240/549 , G01R31/3624 , G01R31/3662 , H01M10/425 , H01M10/48 , H01M2220/20 , Y02T10/7005 , Y02T10/7044 , Y02T10/705
摘要: In a battery management system and a driving method thereof, the system includes a sensor and a micro control unit (MCU). The sensor senses a voltage and a current of a battery, and generates an estimation current of the battery using a result of cumulatively calculating the battery current by a unit of a predetermined period. The MCU receives the battery voltage and the estimation current, sets a voltage of the battery in a key-on state as a first voltage, sets a voltage of the battery after a first period as a second voltage, and calculates an internal resistance of the battery using a difference between the first and second voltages and an average value of the estimation current.
摘要翻译: 在电池管理系统及其驱动方法中,该系统包括传感器和微控制单元(MCU)。 传感器感测电池的电压和电流,并且使用以预定周期的单位累积计算电池电流的结果来生成电池的估计电流。 MCU接收电池电压和估计电流,将处于键控状态的电池的电压设置为第一电压,将第一时段之后的电池的电压设置为第二电压,并且计算内部电阻 使用第一和第二电压之间的差异和估计电流的平均值。
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公开(公告)号:US07548821B2
公开(公告)日:2009-06-16
申请号:US11771733
申请日:2007-06-29
申请人: Yong-Jun Tae , Soo-Seok Choi , Young-Jo Lee , Han-Seok Yun , Se-Wook Seo , Gye-Jong Lim , Beom-Gyu Kim , Ho-Young Park
发明人: Yong-Jun Tae , Soo-Seok Choi , Young-Jo Lee , Han-Seok Yun , Se-Wook Seo , Gye-Jong Lim , Beom-Gyu Kim , Ho-Young Park
IPC分类号: G01R31/36
CPC分类号: G01R31/3658 , G01R31/3662
摘要: The present invention relates to a battery management system and method. In some embodiments the battery management system includes a sensing unit and a micro controller unit (MCU). The sensing unit measures the current, the voltage and the temperature of a battery. The MCU receives the voltages, the currents, and the temperatures, calculates an estimated cell voltage, by applying a pack voltage sensing error and the cell voltage deviation to the cell voltages, and calculates an estimated cell resistance, by adding a pack assembly resistance to an internal resistance of the cell, and calculates an pack output of the battery by using the estimated cell voltage and the estimated cell resistance.
摘要翻译: 本发明涉及电池管理系统和方法。 在一些实施例中,电池管理系统包括感测单元和微控制器单元(MCU)。 感测单元测量电池的电流,电压和温度。 MCU接收电压,电流和温度,通过对电池电压施加电池电压检测误差和电池电压偏差来计算估计的电池电压,并通过将包装组装电阻加到 电池的内部电阻,并且通过使用估计的电池电压和所估计的电池电阻来计算电池的包装输出。
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公开(公告)号:US20080091363A1
公开(公告)日:2008-04-17
申请号:US11882464
申请日:2007-08-01
申请人: Gye-Jong Lim , Soo-Seok Choi , Young-Jo Lee , Yong-Jun Tae , Han-Seok Yun , Se-Wook Seo , Beom-Gyu Kim , Ho-Young Park
发明人: Gye-Jong Lim , Soo-Seok Choi , Young-Jo Lee , Yong-Jun Tae , Han-Seok Yun , Se-Wook Seo , Beom-Gyu Kim , Ho-Young Park
CPC分类号: H02J7/0029 , H02J7/0047 , H02J7/1461 , H02J2007/0037 , Y02T10/7005
摘要: A Battery Management System (BMS) and a battery management method include a sensing unit to measure a battery terminal voltage, current, and temperature, and a Main Control Unit (MCU) to compare the measured battery terminal voltage, current, and temperature to a State of Charge (SOC) reset condition and to reset a battery estimate SOC according to the comparison result. The MCU resets the battery estimate SOC to a first reset SOC when the SOC reset condition corresponds to a first SOC and reset the battery estimate SOC at a second reset SOC when the SOC reset condition corresponds to a second SOC.
摘要翻译: 电池管理系统(BMS)和电池管理方法包括用于测量电池端子电压,电流和温度的感测单元以及主控单元(MCU),用于将测量的电池端电压,电流和温度与 充电状态(SOC)复位条件,并根据比较结果复位电池估计SOC。 当SOC复位条件对应于第一SOC时,MCU将电池估计SOC复位为第一复位SOC,并且当SOC复位条件对应于第二SOC时,将电池估计SOC复位为第二复位SOC。
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公开(公告)号:US20080054850A1
公开(公告)日:2008-03-06
申请号:US11779164
申请日:2007-07-17
申请人: Yong-Jun Tae , Soo-Seok Choi , Young-Jo Lee , Han-Seok Yun , Se-Wook Seo , Gye-Jong Lim , Beom-Gyu Kim , Ho-Young Park
发明人: Yong-Jun Tae , Soo-Seok Choi , Young-Jo Lee , Han-Seok Yun , Se-Wook Seo , Gye-Jong Lim , Beom-Gyu Kim , Ho-Young Park
IPC分类号: H02J7/00
CPC分类号: B60W20/13 , B60K6/48 , B60L11/1861 , B60L2240/547 , B60L2240/549 , B60W10/26 , B60W20/00 , G01R31/3624 , G01R31/3648 , G01R31/3658 , Y02T10/6221 , Y02T10/7005 , Y02T10/7044 , Y02T10/705
摘要: A battery management system for managing a battery including a plurality of battery cells and a driving method are provided. The system includes a sensor, and a main control unit (MCU). The sensor senses a voltage and a current of the battery. The MCU receives the voltage and the current of the battery, measures an open circuit voltage (OCV) in key-on using the battery voltage, and estimates an initial SOC depending on the OCV in the key-on. The MCU divides the OCV into first and second OCV regions, and, when the OCV in the key-on is in the first OCV region, estimates the initial SOC using a linear equation.
摘要翻译: 提供一种用于管理包括多个电池单元的电池和驱动方法的电池管理系统。 该系统包括一个传感器和一个主控单元(MCU)。 传感器感测电池的电压和电流。 MCU接收电池电压和电池电流,使用电池电压测量开路电压(OCV),并根据键盘上的OCV估算初始SOC。 MCU将OCV分为第一和第二OCV区域,并且当键控中的OCV处于第一OCV区域时,使用线性方程来估计初始SOC。
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公开(公告)号:US08111071B2
公开(公告)日:2012-02-07
申请号:US11858798
申请日:2007-09-20
申请人: Gye-Jong Lim , Soo-Seok Choi , Young-Jo Lee , Yong-Jun Tae , Han-Seok Yun , Se-Wook Seo , Beom-Gyu Kim , Ho-Young Park
发明人: Gye-Jong Lim , Soo-Seok Choi , Young-Jo Lee , Yong-Jun Tae , Han-Seok Yun , Se-Wook Seo , Beom-Gyu Kim , Ho-Young Park
IPC分类号: G01N27/416 , H02J7/00
CPC分类号: H02J7/0016 , G01R19/16542 , G01R31/3658 , Y02T10/7055
摘要: A sensing and control apparatus for a battery management system is provided. The sensing and control apparatus includes: a sensing unit and a main control unit. The sensing unit includes: a cell relay of a plurality of cell relays and a voltage detection unit. The cell relay is configured to be coupled to at least one of a plurality of cells. The voltage detection unit is coupled to a cell relay. The voltage detection unit is configured to: receive a reference voltage when each of the plurality of cell relays is turned off; and generate a second voltage by amplifying by a gain a first voltage that corresponds to the reference voltage. The main control unit is configured to calculate a valid gain corresponding to a ratio of the second voltage to the reference voltage when the temperature of the voltage detection unit is within a threshold temperature range.
摘要翻译: 提供了一种用于电池管理系统的感测和控制装置。 感测和控制装置包括:感测单元和主控制单元。 感测单元包括:多个单元继电器的单元继电器和电压检测单元。 小区中继被配置为耦合到多个小区中的至少一个小区。 电压检测单元耦合到电池继电器。 电压检测单元被配置为:当多个单电池继电器中的每一个被关闭时,接收参考电压; 并且通过增益放大对应于参考电压的第一电压来产生第二电压。 主控制单元被配置为当电压检测单元的温度在阈值温度范围内时,计算对应于第二电压与参考电压的比率的有效增益。
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公开(公告)号:US07634369B2
公开(公告)日:2009-12-15
申请号:US11882464
申请日:2007-08-01
申请人: Gye-Jong Lim , Soo-Seok Choi , Young-Jo Lee , Yong-Jun Tae , Han-Seok Yun , Se-Wook Seo , Beom-Gyu Kim , Ho-Young Park
发明人: Gye-Jong Lim , Soo-Seok Choi , Young-Jo Lee , Yong-Jun Tae , Han-Seok Yun , Se-Wook Seo , Beom-Gyu Kim , Ho-Young Park
CPC分类号: H02J7/0029 , H02J7/0047 , H02J7/1461 , H02J2007/0037 , Y02T10/7005
摘要: A Battery Management System (BMS) and a battery management method include a sensing unit to measure a battery terminal voltage, current, and temperature, and a Main Control Unit (MCU) to compare the measured battery terminal voltage, current, and temperature to a State of Charge (SOC) reset condition and to reset a battery estimate SOC according to the comparison result. The MCU resets the battery estimate SOC to a first reset SOC when the SOC reset condition corresponds to a first SOC and reset the battery estimate SOC at a second reset SOC when the SOC reset condition corresponds to a second SOC.
摘要翻译: 电池管理系统(BMS)和电池管理方法包括用于测量电池端子电压,电流和温度的感测单元以及主控单元(MCU),用于将测量的电池端电压,电流和温度与 充电状态(SOC)复位条件,并根据比较结果复位电池估计SOC。 当SOC复位条件对应于第一SOC时,MCU将电池估计SOC复位为第一复位SOC,并且当SOC复位条件对应于第二SOC时,将电池估计SOC复位为第二复位SOC。
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公开(公告)号:US20080224709A1
公开(公告)日:2008-09-18
申请号:US11902337
申请日:2007-09-20
申请人: Yong-Jun Tae , Soo-Seok Choi , Young-Jo Lee , Han-Seok Yun , Se-Wook Seo , Gye-Jong Lim , Beom-Gyu Kim , Ho-Young Park
发明人: Yong-Jun Tae , Soo-Seok Choi , Young-Jo Lee , Han-Seok Yun , Se-Wook Seo , Gye-Jong Lim , Beom-Gyu Kim , Ho-Young Park
IPC分类号: G01N27/04
CPC分类号: G01R31/3679 , B60L11/1857 , B60L11/1861 , B60L2240/545 , B60L2240/547 , B60L2240/549 , G01R31/3624 , G01R31/3662 , H01M10/425 , H01M10/48 , H01M2220/20 , Y02T10/7005 , Y02T10/7044 , Y02T10/705
摘要: In a battery management system and a driving method thereof, the system includes a sensor and a micro control unit (MCU). The sensor senses a voltage and a current of a battery, and generates an estimation current of the battery using a result of cumulatively calculating the battery current by a unit of a predetermined period. The MCU receives the battery voltage and the estimation current, sets a voltage of the battery in a key-on state as a first voltage, sets a voltage of the battery after a first period as a second voltage, and calculates an internal resistance of the battery using a difference between the first and second voltages and an average value of the estimation current.
摘要翻译: 在电池管理系统及其驱动方法中,该系统包括传感器和微控制单元(MCU)。 传感器感测电池的电压和电流,并且使用以预定周期的单位累积计算电池电流的结果来生成电池的估计电流。 MCU接收电池电压和估计电流,将处于键控状态的电池的电压设置为第一电压,将第一时段之后的电池的电压设置为第二电压,并且计算内部电阻 使用第一和第二电压之间的差异和估计电流的平均值。
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公开(公告)号:US20080091364A1
公开(公告)日:2008-04-17
申请号:US11882466
申请日:2007-08-01
申请人: Gye-Jong Lim , Soo-Seok Choi , Young-Jo Lee , Yong-Jun Tae , Han-Seok Yun , Se-Wook Seo , Beom-Gyu Kim , Ho-Young Park
发明人: Gye-Jong Lim , Soo-Seok Choi , Young-Jo Lee , Yong-Jun Tae , Han-Seok Yun , Se-Wook Seo , Beom-Gyu Kim , Ho-Young Park
CPC分类号: H02J7/0077
摘要: A Battery Management System (BMS) includes a sensing unit and a Micro Control Unit (MCU). The sensing unit measures a battery current, a battery voltage, and a battery temperature. The MCU determines a State of Charge (SOC) reset point based on the measured battery current and voltage. The BMS determines a battery overcharge state using a current integration result after the SOC reset point is reached. The MCU includes an SOC calculator and a full charge determining unit. The SOC calculator transmits a present current integration value upon detecting the SOC reset point. The full charge determining unit receives the present current integration value, integrates the current using the measured battery current, and determines that the battery is being overcharged when the current integration value reaches a predetermined battery rating
摘要翻译: 电池管理系统(BMS)包括感测单元和微控制单元(MCU)。 感测单元测量电池电流,电池电压和电池温度。 MCU根据测得的电池电流和电压确定充电状态(SOC)复位点。 在达到SOC复位点之后,BMS使用当前积分结果来确定电池过充电状态。 MCU包括SOC计算器和完全充电确定单元。 SOC计算器在检测到SOC复位点时发送当前积分值。 满充电确定单元接收当前电流积分值,使用所测量的电池电流对电流进行积分,并且当电流积分值达到预定电池额定值时确定电池被过充电
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公开(公告)号:US20080088279A1
公开(公告)日:2008-04-17
申请号:US11858798
申请日:2007-09-20
申请人: Gye-Jong Lim , Soo-Seok Choi , Young-Jo Lee , Yong-Jun Tae , Han-Seok Yun , Se-Wook Seo , Beom-Gyu Kim , Ho-Young Park
发明人: Gye-Jong Lim , Soo-Seok Choi , Young-Jo Lee , Yong-Jun Tae , Han-Seok Yun , Se-Wook Seo , Beom-Gyu Kim , Ho-Young Park
IPC分类号: H02J7/00
CPC分类号: H02J7/0016 , G01R19/16542 , G01R31/3658 , Y02T10/7055
摘要: A sensing and control apparatus for a battery management system is provided. The sensing and control apparatus includes: a sensing unit and a main control unit. The sensing unit includes: a cell relay of a plurality of cell relays and a voltage detection unit. The cell relay is configured to be coupled to at least one of a plurality of cells. The voltage detection unit is coupled to a cell relay. The voltage detection unit is configured to: receive a reference voltage when each of the plurality of cell relays is turned off; and generate a second voltage by amplifying by a gain a first voltage that corresponds to the reference voltage. The main control unit is configured to calculate a valid gain corresponding to a ratio of the second voltage to the reference voltage when the temperature of the voltage detection unit is within a threshold temperature range.
摘要翻译: 提供了一种用于电池管理系统的感测和控制装置。 感测和控制装置包括:感测单元和主控制单元。 感测单元包括:多个单元继电器的单元继电器和电压检测单元。 小区中继被配置为耦合到多个小区中的至少一个小区。 电压检测单元耦合到电池继电器。 电压检测单元被配置为:当多个单电池继电器中的每一个被关闭时,接收参考电压; 并且通过增益放大对应于参考电压的第一电压来产生第二电压。 主控制单元被配置为当电压检测单元的温度在阈值温度范围内时,计算对应于第二电压与参考电压的比率的有效增益。
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公开(公告)号:US20080061764A1
公开(公告)日:2008-03-13
申请号:US11848680
申请日:2007-08-31
申请人: Yong-Jun Tae , Soo-Seok Choi , Young-Jo Lee , Han-Seok Yun , Se-Wook Seo , Gye-Jong Lim , Beom-Gyu Kim , Ho-Young Park
发明人: Yong-Jun Tae , Soo-Seok Choi , Young-Jo Lee , Han-Seok Yun , Se-Wook Seo , Gye-Jong Lim , Beom-Gyu Kim , Ho-Young Park
IPC分类号: G01R31/28
CPC分类号: H02J7/1423 , B60L3/0038 , B60L3/0046 , B60L3/12 , B60L11/1803 , B60L11/1855 , B60L11/1857 , B60L11/1861 , B60L11/1866 , B60L11/1868 , B60L11/1874 , B60L2240/545 , B60L2240/547 , B60L2240/549 , H02J7/0014 , H02J7/0021 , H02J7/1461 , Y02T10/7005 , Y02T10/7022 , Y02T10/7044 , Y02T10/7055 , Y02T10/7061 , Y02T10/7066
摘要: A battery management system and a driving method thereof. The battery management system manages a plurality of battery cells, and a plurality of cell relays respectively coupled to the plurality of cells. The battery management system includes a voltage detecting unit and an MCU. The voltage detecting unit receives a first voltage corresponding to an input voltage transmitted through a 3-contact relay coupled to a first cell corresponding to the turn-on first cell relay when the first cell relay is turned on, and generating a second voltage corresponding to the first voltage. The MCU calculates an effective gain in correspondence with a ratio of the second voltage to the input voltage and controls a connection of the 3-contact relay.
摘要翻译: 电池管理系统及其驱动方法。 电池管理系统管理多个电池单元和分别耦合到多个单元的多个单元继电器。 电池管理系统包括电压检测单元和MCU。 电压检测单元接收对应于当第一单元继电器接通时,耦合到与接通第一单元继电器相对应的第一单元的3触点继电器所传输的输入电压的第一电压,并产生对应于 第一电压。 MCU根据第二电压与输入电压的比例计算有效增益,并控制3触点继电器的连接。
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