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    • 31. 发明专利
    • Electric cell abnormality foreseeing system
    • 电池异常锻炼系统
    • JP2012098212A
    • 2012-05-24
    • JP2010247675
    • 2010-11-04
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • UCHIDA MASATAKA
    • G01R31/36H01M10/48
    • G01R31/3606G01R19/16542G01R31/3624G01R31/3651G01R31/3658G06F17/18H01M10/441H01M10/482
    • PROBLEM TO BE SOLVED: To provide an electric cell abnormality foreseeing system capable of foreseeing the likelihood of any electric cell (e.g. a secondary cell) running into an abnormal status before it does become abnormal.SOLUTION: The system comprises a normal range determining unit that acquires parameter values representing the respective statuses of a plurality of electric cells 11a to 11n (n is a natural number not smaller than 2) and determines whether or not the acquired parameter values are normal; a statistical processing unit that classifies a plurality of the parameter values determined to be normal into ranges into which division is made at prescribed intervals and subjects the classified parameter values to statistical processing; and a status determining unit that determines the statuses of the plurality of electric cells on the basis of the results of statistical processing by the statistical processing unit, and further determines whether or not the statuses of the plurality of electric cells may change from a normal status to an abnormal state.
    • 要解决的问题:提供一种能够预见任何电池(例如二次电池)在其变得异常之前进入异常状态的可能性的预期系统的电池异常。 解决方案:系统包括正常范围确定单元,其获取表示多个电单元11a至11n(n为不小于2的自然数)的各自状态的参数值,并确定所获取的参数值 正常 统计处理单元,将确定为正常的多个参数值分类为按规定间隔进行分割的范围,并将分类参数值进行统计处理; 以及状态确定单元,其基于由所述统计处理单元进行的统计处理的结果来确定所述多个电单元的状态,并且还确定所述多个电单元的状态是否可以从正常状态改变 到异常状态。 版权所有(C)2012,JPO&INPIT
    • 32. 发明专利
    • Battery controller and voltage abnormality detection method
    • 电池控制器和电压异常检测方法
    • JP2012060803A
    • 2012-03-22
    • JP2010202628
    • 2010-09-10
    • Hitachi Vehicle Energy Ltd日立ビークルエナジー株式会社
    • KAWASAKI TATSUHIKOHARA KENJINANTO TOSHIYUKITAKAHASHI HIROFUMI
    • H02J7/02G01R31/36H01M10/42H01M10/48H02J7/00
    • G01R31/3658G01R19/16542G01R35/00
    • PROBLEM TO BE SOLVED: To detect a secondary cell which has had a voltage drop abnormality occurred therein in a battery module incorporating secondary cells.SOLUTION: A battery controller, which controls a battery packet having a plurality of single cells connected thereto, includes a minimum value detection means for detecting the minimum value of single cells in a cell group having the plurality of single cells based on the voltage of each single cell measured by a voltage measurement means, a reference value measurement means for setting a reference value based on the voltage of each single cell measured by the voltage measurement means, and abnormality determination means which, when a difference between the reference value set by the reference value measurement means and the minimum value detected by the minimum value detection means exceeds a prescribed value, determines that there is a voltage drop abnormality.
    • 要解决的问题:为了检测在具有二次电池的电池模块中发生电压降异常的二次电池。 控制具有与其连接的多个单电池的电池组的电池控制器包括:最小值检测装置,用于根据具有多个单电池的单电池组中的单个电池单元的最小值进行检测; 由电压测量装置测量的每个单电池的电压;基准值测量装置,用于基于由电压测量装置测量的每个单电池的电压设置参考值;以及异常确定装置,当参考值 由参考值测量装置设置,并且由最小值检测装置检测的最小值超过规定值,确定存在电压降异常。 版权所有(C)2012,JPO&INPIT
    • 35. 发明专利
    • Battery module voltage detector
    • 电池模块电压检测器
    • JP2011185941A
    • 2011-09-22
    • JP2011086906
    • 2011-04-11
    • Honda Motor Co Ltd本田技研工業株式会社
    • ONUKI TAIDO
    • G01R19/00H01M2/10H01M10/48H02J7/02
    • G01R31/3658B60L11/1851G01R19/10G01R19/16542H01M10/48Y02T10/7005Y02T10/705
    • PROBLEM TO BE SOLVED: To always perform accurate voltage measurement by eliminating a difference in a frequency response of an anti-aliasing filter for each battery module whose voltage is detected. SOLUTION: In a filter circuit when the number m of battery modules is odd, (m+1) resistors of the same resistance value are arranged so that the n-th filter input terminal is connected to the n-th filter output terminal, and (m+1)/2 capacitors of the same capacitance are arranged at the terminal on the output terminal side of (m+1) resistors so that it is connected between the n-th resistor and the (m+2-n) resistor. In a filter circuit when the number m of battery modules is even, m resistors of the same resistance value are arranged so that the n-th filter input terminal is connected to the n-th filter output terminal except for the (m/2+1)-th terminals, and m/2 capacitors of the same capacitance are arranged at the terminal on the output terminal side of m resistors of the same resistance value so that it is connected between the n-th resistor and the (m+2-n) resistor. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:通过消除检测到电压的每个电池模块的抗混叠滤波器的频率响应的差异来总是执行精确的电压测量。 解决方案:在电池模块数m为奇数的滤波器电路中,布置相同电阻值的(m + 1)个电阻器,使得第n个滤波器输​​入端子连接到第n个滤波器输​​出端 端子和相同电容的(m + 1)/ 2个电容器布置在(m + 1)个电阻器的输出端侧的端子处,使得它连接在第n个电阻器和第(m + n)电阻。 在电池模块数m为偶数的滤波器电路中,配置相同电阻值的m个电阻器,使得第n个滤波器输​​入端子连接到第n个滤波器输​​出端子,除了(m / 2 + 1)个端子和相同电容的m / 2个电容器布置在相同电阻值的m个电阻器的输出端侧的端子处,使得它连接在第n个电阻器和第(m + 2个) -n)电阻。 版权所有(C)2011,JPO&INPIT
    • 36. 发明专利
    • Battery management apparatus
    • 电池管理装置
    • JP2011155832A
    • 2011-08-11
    • JP2011005785
    • 2011-01-14
    • Dr Ing Hcf Porsche Agドクトル イング ハー ツェー エフ ポルシェ アクチエンゲゼルシャフトDr. Ing. h.c. F. Porsche Aktiengesellschaft
    • BERGER DENNISATZ MARKUSHOFMANN JUERGEN
    • H02J7/02H01M10/44H01M10/48
    • H01M10/482B60R25/00G01R19/16542G01R31/3658H01M10/441H02J7/0014
    • PROBLEM TO BE SOLVED: To provide a battery management apparatus that can keep individual batteries of a vehicle battery at the same voltage level in a simple and effective manner.
      SOLUTION: The vehicle battery 10 includes a plurality of batteries 11, 12, 13, 14 connected in series. The battery management apparatus includes a device 18 that can measure the battery voltage of each of the batteries 11, 12, 13, 14 of the vehicle battery 10. The battery management apparatus compares the measured battery voltages of the batteries 11, 12, 13, 14. When the battery voltage of at least one battery is larger than a first limit value and the battery voltage of at least one battery exceeds a specific second limit value and differs from that of the other battery or that of each of the other batteries, the battery management apparatus uses the lowest battery voltage as a reference voltage and discharges the other battery or each of the other batteries that have a battery voltage higher than the reference voltage to balance the battery voltages among the batteries at the reference voltage.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种电池管理装置,其能够以简单有效的方式将车载电池的各个电池保持在相同的电压水平。 车辆电池10包括串联连接的多个电池11,12,13,14。 电池管理装置包括能够测量车辆电池10的电池11,12,13,14的电池电压的装置18.电池管理装置将电池11,12,13,13的测量电池电压进行比较, 当至少一个电池的电池电压大于第一限制值,并且至少一个电池的电池电压超过特定的第二限制值,并且与其他电池或其他电池的电池电压不同时, 电池管理装置使用最低电池电压作为参考电压,并且将另一电池或具有高于参考电压的电池电压的其它电池放电,以平衡电池中的电池电压的参考电压。 版权所有(C)2011,JPO&INPIT
    • 37. 发明专利
    • Battery system and vehicle with the same, and method for detecting current limit state of the battery system
    • 电池系统和具有相同功能的车辆,以及用于检测电池系统电流限制状态的方法
    • JP2011135657A
    • 2011-07-07
    • JP2009291491
    • 2009-12-22
    • Sanyo Electric Co Ltd三洋電機株式会社
    • YOKOYA KAZUNOBU
    • H02J7/02B60L3/00B60L11/14H01M10/42H01M10/44H01M10/48
    • H01M10/482B60L11/1864G01R19/16542G01R31/3624Y02T10/7005Y02T10/7061
    • PROBLEM TO BE SOLVED: To guarantee safety by reliably detecting the current limit state of a current limiter of each of a plurality of battery cells which have the current limiter and connected in parallel, while connecting in parallel the battery cells to increase output current or battery capacity.
      SOLUTION: A battery system in which a battery pack 10 formed by connecting in series parallel battery units 1 each formed by connecting in parallel the plurality of battery cells 2 includes: a detecting section 5 for detecting the voltage and current of each of the parallel battery units 1 and computing a summed value of the current of each of the parallel battery units 1; a memory 6 for storing a reference voltage for the current summed value of each of the parallel battery units 1, which is computed by the detecting section 5; and a determiner 7 for reading the reference voltage for the summed value which is computed by the detecting section 5 from the memory 6, comparing the reference voltage with the detected voltage of the parallel battery units 1, which is detected by the reading section 5, and determining the current limit state of the current limiter 9 of the battery cell 2 while a difference between the detecting voltage and the reference voltage is larger than a set value.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了通过可靠地检测具有限流器的并联并联的多个电池单元的限流器的限流状态来确保安全性,同时并联连接电池单元以增加输出 电流或电池容量。 解决方案:一种电池系统,其中通过并联连接形成的串联的并联电池单元1形成的电池组10各自包括:检测部分5,用于检测各个电池单元1的电压和电流 并联电池单元1,并且计算每个并联电池单元1的电流的相加值; 存储器6,用于存储由检测部分5计算的每个并联电池单元1的当前累加值的参考电压; 以及确定器7,用于从存储器6读取由检测部分5计算的相加值的参考电压,将参考电压与由读取部分5检测到的并联电池单元1的检测电压进行比较, 并且当检测电压和参考电压之间的差大于设定值时,确定电池单元2的限流器9的电流极限状态。 版权所有(C)2011,JPO&INPIT