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11. 发明专利

JP2010256323A State detector for power supply device 有权
标题翻译：用于电源设备的状态检测器
公开(公告)号：JP2010256323A
公开(公告)日：2010-11-11
申请号：JP2009258894
申请日：2009-11-12
申请人： Hitachi Ltd , Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社 , 株式会社日立製作所
发明人： KAWAHARA YOHEI , AOSHIMA YOSHINARI , TSURU KENICHIRO , KUDO AKIHIKO , EMORI AKIHIKO , YAMAUCHI TATSUMI
IPC分类号： G01R31/36 , H01M10/44 , H01M10/48 , H02J7/00 , H02J7/10
CPC分类号： G01R31/361
摘要： PROBLEM TO BE SOLVED: To realize a state detector for a power supply device for accurately detecting a state of an accumulation means by sequentially correcting characteristic information necessary for detecting the state of the accumulation means while continuing to charge/discharge the accumulation means. SOLUTION: The state detector for a power supply device includes: a measurement means for obtaining current, voltage, and temperature of the accumulation means for charging and discharging as measurement values; a storage means for storing the characteristic information of the accumulation means; an arithmetic means for detecting the state of the accumulation means based on the measurement values and the characteristic information stored in the storage means; a conflict detection means for monitoring the result of the state detection by the arithmetic means while charging or discharging the accumulation means so as to detect as a conflict when the result satisfies predetermined conditions; and a correction means for correcting the characteristic information stored in the storage means in response to the conflict detected by the conflict detection means while charging or discharging the accumulation means. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：为了实现电源装置的状态检测器，用于通过在继续对累积装置进行充电/放电的同时顺序地校正检测累积装置的状态所需的特性信息来精确地检测累加装置的状态。解决方案：电源装置的状态检测器包括：用于获取用于充放电的累积装置的电流，电压和温度作为测量值的测量装置; 存储装置，用于存储累积装置的特征信息; 算术装置，用于基于存储在存储装置中的测量值和特性信息来检测累积装置的状态; 冲突检测装置，用于在对累积装置充电或放电时监视运算装置的状态检测结果，以便当结果满足预定条件时作为冲突检测; 以及校正装置，用于响应于在对累积装置充电或放电时由冲突检测装置检测到的冲突来校正存储在存储装置中的特性信息。版权所有（C）2011，JPO＆INPIT

12. 发明专利

JP2010249793A Battery monitoring system and method of diagnosing the same 有权
标题翻译：电池监测系统及其诊断方法
公开(公告)号：JP2010249793A
公开(公告)日：2010-11-04
申请号：JP2009179741
申请日：2009-07-31
申请人： Hitachi Ltd , Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社 , 株式会社日立製作所
发明人： KUDO AKIHIKO , KIKUCHI MUTSUMI , SHIBAHARA GOSUKE , EMORI AKIHIKO , KAMIMURA YASUO , YAMAUCHI TATSUMI , KUBO KENJI , SONEHARA MICHIHITO , AMANO MASAHIKO , AOSHIMA YOSHINARI
IPC分类号： G01R31/36 , B60L3/00 , H01M10/44 , H01M10/48
CPC分类号： B60L3/0046 , B60L3/0069 , B60L3/0084 , B60L7/14 , B60L11/1803 , B60L11/1851 , B60L11/1861 , B60L11/1866 , B60L2240/545 , B60L2240/547 , B60L2240/549 , G01R31/026 , G01R31/362 , G01R31/3624 , G01R31/3648 , G01R31/3658 , G01R35/00 , H02J7/0021 , Y02T10/7005 , Y02T10/7044 , Y02T10/7055 , Y02T10/7061
摘要： PROBLEM TO BE SOLVED: To provide a battery monitoring system for diagnosing whether battery state detection circuits operate normally and improving reliability.
SOLUTION: The battery monitoring system includes: battery state detection circuits (270, 272, 276, 278, 400, RPU, R1-R4, RPD, MUX1-MUX5) for detecting battery states of battery cells, based on respective cell voltages of the plurality of battery cells (BC1-BC4) connected in series; and a control circuit (30) for monitoring the states of the battery cells, based on the respective cell voltages (BC1-BC4) of the plurality of battery cells. The control circuit (30) inputs pseudo voltage information to the battery state detection circuits (270, 272, 276, 278, 400, RPU, R1-R4, RPD, MUX1-MUX5), and thereby diagnoses whether the battery state detection circuits are operating normally.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供用于诊断电池状态检测电路是否正常工作并提高可靠性的电池监视系统。解决方案：电池监视系统包括：基于各个单元的电池状态检测电路（270,272,276,278,400，RPU，R1-R4，RPD，MUX1-MUX5），用于检测电池单元的电池状态串联连接的多个电池单元（BC1-BC4）的电压; 以及用于基于所述多个电池单元的各个单元电压（BC1-BC4）来监视所述电池单元的状态的控制电路（30）。控制电路（30）向电池状态检测电路（270,272,276,278,400，RPU，R1-R4，RPD，MUX1-MUX5）输入伪电压信息，从而诊断电池状态检测电路是否为运行正常版权所有（C）2011，JPO＆INPIT

13. 发明专利

JP2010019603A Power supply 有权
标题翻译：电源
公开(公告)号：JP2010019603A
公开(公告)日：2010-01-28
申请号：JP2008178312
申请日：2008-07-08
申请人： Hitachi Ltd , Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社 , 株式会社日立製作所
发明人： SAKABE HIROSHI , KAWAHARA YOHEI , EMORI AKIHIKO , KUDO AKIHIKO , TAKAHASHI FUMIKAZU , SHIMADA TAKAE
IPC分类号： G01R31/02 , B60L3/00 , B60W10/26 , B60W20/00 , H01M10/48 , H02J7/00
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To reliably detect even such electric leakage as one at a circuit disconnection means between two serial battery modules in which values of insulation resistance is matched with each other on the positive electrode side and the negative electrode side. SOLUTION: In a system including both a battery pack and a circuit insulated from the battery pack, an electric leakage detection apparatus includes: a battery pack voltage detection means provided with a plurality of serially connected resistors and a voltage measuring means for measuring a voltage on one or a plurality of resistors among the plurality of resistors for measuring a voltage of the battery pack; an electric leakage detection means for detecting the insulation resistance between a circuit in which the battery pack is incorporated and the insulated circuit; and an insulation resistance operating means for changing a resistance value of part of the insulation resistance. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了在正极侧和负极侧的绝缘电阻值彼此匹配的两个串联电池模块之间的电路断开装置处可靠地检测到漏电的情况。解决方案：在包括电池组和与电池组绝缘的电路的系统中，漏电检测装置包括：具有多个串联电阻器的电池组电压检测装置和用于测量电压的电压测量装置所述多个电阻器中的一个或多个电阻器上的电压用于测量所述电池组的电压; 用于检测其中结合有电池组的电路与绝缘电路之间的绝缘电阻的漏电检测装置; 以及用于改变部分绝缘电阻的电阻值的绝缘电阻操作装置。版权所有（C）2010，JPO＆INPIT

14. 发明专利

JP2009183025A Battery system for vehicle, on-vehicle battery module, and cell controller 有权
标题翻译：车用电池系统，车载电池模块和电池控制器
公开(公告)号：JP2009183025A
公开(公告)日：2009-08-13
申请号：JP2008017983
申请日：2008-01-29
申请人： Hitachi Ltd , Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社 , 株式会社日立製作所
发明人： KUBO KENJI , KUDO AKIHIKO , KIKUCHI MUTSUMI , EMORI AKIHIKO
IPC分类号： B60L3/00 , G01R19/00 , H01M2/10 , H01M10/48 , H02J7/02
CPC分类号： B60L11/1879 , B60L11/1855 , B60L11/1866 , G01R19/16542 , G01R31/026 , G01R31/36 , G01R31/3637 , G01R31/3658 , G01R35/00 , H02J7/0021 , H02J7/0026 , Y02T10/7005 , Y02T10/7061 , Y02T90/16
摘要： PROBLEM TO BE SOLVED: To provide a battery system for a vehicle further improved in reliability. SOLUTION: The battery system for the vehicle comprises: integrated circuits 3A to 3N which are individually arranged so as to correspond to cell groups GB1 to GBN of a battery unit 9, respectively, inputted with terminal voltages of battery cells BC1 to BC4 in the corresponding cell groups GB1 to GBN, and measure the inputted terminal voltages; and signal transmission paths 52, 54 for connecting the integrated circuits 3A to 3N, or the integrated circuits 3A to 3N and an external circuit 20. Each of the integrated circuits 3A to 3N arranged at the respective cell groups GB1 to GBN comprises: a selection circuit which selects the terminal voltage of the battery cell being an object to be measured from the inputted terminal voltage; an A-D converter which analog-digital converts the terminal voltage selected by the selection circuit; an abnormality diagnosis circuit which diagnoses an abnormal state in the integrated circuit; and a communication circuit which transmits the terminal voltage which is analog-digital converted by the A-D converter, and the diagnosis result of the abnormality diagnosis circuit via the signal transmission paths 52, 54. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种进一步提高可靠性的车辆用电池系统。解决方案：用于车辆的电池系统包括：分别布置成对应于电池单元9的单元组GB1至GBN分别输入电池单元BC1至BC4的端子电压的集成电路3A至3N 在相应的单元组GB1到GBN中，并测量输入的端子电压; 以及用于连接集成电路3A至3N或集成电路3A至3N和外部电路20的信号传输路径52,54。布置在各个单元组GB1至GBN的集成电路3A至3N中的每一个包括：选择从输入的端子电压中选择作为被测定对象的电池单体的端子电压的电路; A-D转换器，其对由选择电路选择的端子电压进行模数转换; 诊断集成电路中的异常状态的异常诊断电路; 以及通过信号传输路径52,54发送由A-D转换器模拟数字转换的端子电压和异常诊断电路的诊断结果的通信电路。（C）2009，JPO＆INPIT

15. 发明专利

JP2013108991A Battery monitoring device 有权
标题翻译：电池监控装置
公开(公告)号：JP2013108991A
公开(公告)日：2013-06-06
申请号：JP2012279172
申请日：2012-12-21
申请人： Hitachi Ltd , 株式会社日立製作所 , Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： KUDO AKIHIKO , KIKUCHI MUTSUMI , SHIBAHARA GOSUKE , EMORI AKIHIKO , KAMIMURA YASUO , YAMAUCHI TATSUMI , KUBO KENJI , SONEHARA MICHIHITO , AMANO MASAHIKO , AOSHIMA YOSHINARI
IPC分类号： G01R31/28 , G01R31/36 , H01M10/42 , H02J7/02
CPC分类号： Y02T10/7055 , Y02T10/7241
摘要： PROBLEM TO BE SOLVED: To provide a battery monitoring device capable of improving reliability.SOLUTION: A battery monitoring device includes: an integrated circuit IC1 having a voltage measurement part for measuring respective cell voltage values of serially connected plural battery cells (BC1 through BC4); plural voltage measurement lines L1 through L5 for connecting positive and negative electrodes of the plural battery cells to the integrated circuit; and a control circuit 30 for monitoring states of the battery cells on the basis of the measured respective cell voltage values. Further, the integrated circuit includes pseudo-voltage generation parts 402 through 405 for generating mutually different pseudo-voltages. The voltage measurement part includes selection circuits HVMUX1 and HVMUX2 for selecting a pair of voltage measurement lines connected to the positive and negative electrodes of a battery cell to be a measurement target, and detection circuits 262 and 122A for detecting voltages of the pair of voltage measurement lines selected by the selection circuits. The control circuit inputs a pseudo voltage to the selection circuits and diagnoses a state of selection by the selection circuits on the basis of voltage values detected by the detection circuits.
摘要翻译：要解决的问题：提供能够提高可靠性的电池监视装置。电池监视装置包括：具有电压测量部分的集成电路IC1，用于测量串联连接的多个电池单元（BC1至BC4）的各个电池电压值; 多个用于将多个电池单元的正极和负极连接到集成电路的电压测量线L1至L5; 以及控制电路30，用于基于所测量的各个电池电压值来监视电池单元的状态。此外，集成电路包括用于产生彼此不同的伪电压的伪电压产生部分402至405。电压测量部分包括用于选择连接到作为测量对象的电池单元的正极和负极的一对电压测量线的选择电路HVMUX1和HVMUX2以及用于检测所述一对电压测量的电压的检测电路262和122A 由选择电路选择的线。控制电路将选择电路输入伪电压，并根据检测电路检测出的电压值来诊断选择电路的选择状态。版权所有（C）2013，JPO＆INPIT

16. 发明专利

JP2011061927A Battery controller and electric power unit 有权
标题翻译：电池控制器和电力单元
公开(公告)号：JP2011061927A
公开(公告)日：2011-03-24
申请号：JP2009207050
申请日：2009-09-08
申请人： Hitachi Ltd , Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社 , 株式会社日立製作所
发明人： MIURA HIKARI , KUDO AKIHIKO , KIKUCHI MUTSUMI , SHIBAHARA GOSUKE , KAMIMURA YASUO , KUBO KENJI , AOSHIMA YOSHINARI , EMORI AKIHIKO
IPC分类号： H02J7/00 , B60L3/00 , G01R31/36 , H01M10/48 , H02J7/02
CPC分类号： Y02T90/16
摘要： PROBLEM TO BE SOLVED: To provide a battery controller and an electric power unit wherein even though a system for transmitting abnormality signals gets out of order, the occurrence of an abnormality can be detected from a high-order controller. SOLUTION: A direct-current power supply system 1 includes a cell controller 80 that diagnoses battery cells BC1 to BC4 and outputs a one-bit abnormality signal indicating the result of the diagnosis, an encoder 30 that encodes the abnormality signal into a converted abnormality signal that varies with time regardless of whether or not the abnormality signal varies and outputs it, and a battery controller 20 that transmits the abnormality signal and the converted abnormality signal to a higher-order controller 110. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种电池控制器和电力单元，其中即使用于发送异常信号的系统发生故障，也可以从高阶控制器检测异常的发生。解决方案：直流电源系统1包括诊断电池单元BC1至BC4并输出表示诊断结果的一位异常信号的单元控制器80，将异常信号编码为转换后的异常信号随着时间而变化，而不管异常信号是否变化并输出;以及电池控制器20，其将异常信号和转换后的异常信号发送到高阶控制器110。）2011年，JPO＆INPIT

17. 发明专利

JP2009089487A Integrated circuit for battery cell, and vehicle power supply system for vehicle using the integrated circuit 有权
标题翻译：用于电池的集成电路和使用集成电路的车辆的车辆电源系统
公开(公告)号：JP2009089487A
公开(公告)日：2009-04-23
申请号：JP2007253668
申请日：2007-09-28
申请人： Hitachi Ltd , Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社 , 株式会社日立製作所
发明人： SAKABE HIROSHI , EMORI AKIHIKO , KUDO AKIHIKO , KUBO KENJI , KAWAHARA YOHEI , KIKUCHI MUTSUMI , YAMAUCHI TATSUMI
IPC分类号： H02J7/02 , B60L3/00 , G01R31/36 , H01M10/48 , H02J7/00
CPC分类号： H02J7/0021 , B60L3/0046 , B60L11/1861 , B60L11/1866 , B60L11/1879 , B60L2240/545 , B60L2240/547 , B60L2240/549 , G01R31/026 , G01R31/362 , G01R31/3648 , G01R31/3658 , G01R35/00 , H02J7/0022 , Y02T10/7005 , Y02T10/7011 , Y02T10/7044 , Y02T10/7055 , Y02T10/7061 , Y02T90/16
摘要： PROBLEM TO BE SOLVED: To provide a power supply system for a vehicle improved in the reliability of an integrated circuit, improved in the reliability of a lithium battery cell controller, and also improved in the reliability of the power supply system for the vehicle. SOLUTION: The power supply system for the vehicle comprises a lithium battery module in which a plurality of serially-connected lithium battery cell groups are further connected in series in a plurality of pieces, a plurality of the integrated circuits which are arranged so as to correspond to the lithium battery cell groups, and a transmission passage for connecting the integrated circuits. The integrated circuit comprises a selection circuit which selects terminal voltages of the plurality of lithium battery cells, an analog-digital converter which converts the selected terminal voltage into a digital value, a voltage generation circuit which generates a well-known voltage, and a digital generation circuit which generates a well-known digital value in a magnitude relation with respect to the well-known voltage. The integrated circuit compares the digital value and a digital value generated by the digital generation value by using a digital comparison circuit, and sends out an abnormality signal indicating an abnormality from the transmission passage when the comparison result differs from the well-known magnitude relation. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种提高集成电路的可靠性的车辆用电源系统，提高了锂电池单元控制器的可靠性，并且还提高了电源系统的可靠性车辆。解决方案：车辆的电源系统包括：锂电池模块，其中多个串联的锂电池单元组进一步串联连接成多个，多个集成电路布置成对应于锂电池单元组，以及用于连接集成电路的传输通道。集成电路包括选择多个锂电池单元的端子电压的选择电路，将所选择的端子电压转换为数字值的模数转换器，产生公知电压的电压产生电路和数字产生相对于公知电压的幅度关系的众所周知的数字值的电路。集成电路通过使用数字比较电路将数字值与数字值产生的数字值进行比较，当比较结果与公知的大小关系不同时，从发送通道发出表示异常的异常信号。版权所有（C）2009，JPO＆INPIT

18. 发明专利

JP2009089484A Integrated circuit for battery and power system for vehicle using this integrated circuit for battery 有权
标题翻译：用于电池集成电路的车辆电池和电力系统集成电路
公开(公告)号：JP2009089484A
公开(公告)日：2009-04-23
申请号：JP2007253649
申请日：2007-09-28
申请人： Hitachi Ltd , Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社 , 株式会社日立製作所
发明人： EMORI AKIHIKO , KAWAHARA YOHEI , SAKABE HIROSHI , KIKUCHI MUTSUMI , YAMAUCHI TATSUMI , KUDO AKIHIKO
IPC分类号： H02J7/02 , B60L3/00 , H01M10/44 , H02J7/00
CPC分类号： H02J7/0013 , B60L3/0046 , B60L11/1861 , B60L11/1866 , B60L2240/545 , B60L2240/547 , B60L2240/549 , G01R31/3658 , G01R31/3679 , H02J7/0021 , H02J2007/0067 , Y02T10/7005 , Y02T10/7044 , Y02T10/7061
摘要： PROBLEM TO BE SOLVED: To provide a power system for a vehicle which can measure the value of the voltage of each single battery in a battery module in a short time and accurately. SOLUTION: The power system for a vehicle includes the battery module comprising a plurality of single batteries connected in series, an integrated circuit connected to each single battery of the battery module, an inverter apparatus connected to a dynamo-electric machine, and a relay connected between the inverter apparatus and the battery module. The power system for a vehicle includes a control circuit which measures at least the voltage of each single battery described above by the drive of the integrated circuit by the ON of a key switch, and stores the results of its measurement, and balances the charge and discharge in each single battery described above, based on the stored results of the measurement after ON of the relay. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够在短时间内精确地测量电池模块中的每个单个电池的电压值的车辆的电力系统。解决方案：车辆的电力系统包括：电池模块，包括串联连接的多个单个电池，连接到电池模块的每个单个电池的集成电路，连接到发电机的逆变器装置;以及连接在逆变器装置和电池模块之间的继电器。车辆的电力系统包括控制电路，其通过按键开关的ON来测量集成电路的驱动的至少上述每个单个电池的电压，并存储其测量结果，并平衡电荷和基于继电器接通后存储的测量结果，在上述每个单个电池中放电。版权所有（C）2009，JPO＆INPIT

19. 发明专利

JP2013085363A Battery state management device, battery state management method 审中-公开
标题翻译：电池状态管理装置，电池状态管理方法
公开(公告)号：JP2013085363A
公开(公告)日：2013-05-09
申请号：JP2011223167
申请日：2011-10-07
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： KIKUCHI MUTSUMI , KUDO AKIHIKO , KANAI TOMONORI , MIURA HIKARI , EMORI AKIHIKO
IPC分类号： B60L3/00 , H01M10/44 , H01M10/48 , H02J7/00 , H02J7/02
CPC分类号： H02J7/0016 , B60L11/1803 , B60L11/1864 , B60L11/1866 , B60L2240/545 , B60L2240/547 , B60L2240/549 , H01M10/44 , H01M10/48 , Y02T10/7005 , Y02T10/7055 , Y02T10/7061 , Y02T90/16
摘要： PROBLEM TO BE SOLVED: To properly perform management of a battery state, in a stage before incorporating, into a vehicle or the like, a battery monitoring system using wireless signals between a battery monitoring device and a host controller to send/receive information.SOLUTION: A battery monitoring device BM1 performs verification for determining whether or not a battery state management device 40 is a legitimate communication partner. If the battery state management device 40 is determined as the legitimate communication partner, the battery monitoring device BM1 wirelessly transmits a monitoring result of a connected cell group in a battery module 9 to the battery state management device 40. The battery state management device 40, on the basis of the monitoring result transmitted wirelessly from the battery monitoring device BM1 determines presence/absence of abnormality in the battery monitoring device BM1, or transmits a discharge request command to the battery monitoring device BM1 when balancing is required, and thus manages the state of the battery module 9 in a packed battery AB1.
摘要翻译：要解决的问题：为了正确地执行电池状态的管理，在将车辆等并入车辆之前的阶段中，在电池监视装置和主机控制器之间使用无线信号的电池监视系统进行发送/接收信息。解决方案：电池监视装置BM1执行用于确定电池状态管理装置40是否为合法通信伙伴的验证。如果电池状态管理装置40被确定为合法通信伙伴，则电池监视装置BM1将电池模块9中连接的电池组的监视结果无线发送到电池状态管理装置40.电池状态管理装置40，基于从电池监视装置BM1无线发送的监视结果，判断电池监视装置BM1中是否存在异常，或者当需要平衡时向电池监视装置BM1发送放电请求命令，从而管理状态在电池组AB1中的电池模块9。版权所有（C）2013，JPO＆INPIT

20. 发明专利

JP2012074333A Power storage device and monitoring-control device used therefor 审中-公开
标题翻译：蓄电装置及其使用的监视控制装置
公开(公告)号：JP2012074333A
公开(公告)日：2012-04-12
申请号：JP2010220256
申请日：2010-09-30
申请人： Hitachi Vehicle Energy Ltd , 日立ビークルエナジー株式会社
发明人： KUBO KENJI , KUDO AKIHIKO , EMORI AKIHIKO
IPC分类号： H01M10/42 , B60L3/00 , B60L11/14 , H01M10/48 , H02J7/00 , H02J7/02
CPC分类号： Y02T10/7022 , Y02T10/7077 , Y02T10/7241
摘要： PROBLEM TO BE SOLVED: To provide a power storage device which can reduce energy losses and a monitoring-and-control device used therefor.SOLUTION: When a plurality of single battery cells 104 are electrically paralleled off (separated) by an SD switch 103 into a first single battery cell group 101 and a second single battery cell group 102, the single battery cells 104 between the first single battery cell group 101 and the second single battery cell group 102 having the same electric potential in positional relations are electrically connected in parallel by a connection circuit 502 configured between the first single battery cell group 101 and the second single battery cell group 102, and the electrically parallel connected single battery cells 104 on one side have their electricity discharged to those on the other side. That way, the above objective is met.
摘要翻译：要解决的问题：提供一种能够减少能量损失的蓄电装置和用于其的监视和控制装置。解决方案：当多个单电池单元104通过SD开关103电平行地分离成第一单电池单元组101和第二单电池单元组102时，第一单电池单元104 具有位置关系的电位相同的单个电池单元组101和第二单电池单元组102由构造在第一单电池单元组101和第二单电池单元组102之间的连接电路502并联电连接，一侧的电并联连接的单个电池单元104的电力向另一侧的那些放电。这样就满足了上述目标。版权所有（C）2012，JPO＆INPIT

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