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    • 5. 发明专利
    • Internal state detection system for vehicle lead acid battery
    • 车载铅酸蓄电池内部检测系统
    • JP2006138858A
    • 2006-06-01
    • JP2005336134
    • 2005-11-21
    • Denso Corp株式会社デンソー
    • TANIGUCHI MAKOTOICHIKAWA ATSUSHISATO HIROYUKISAKAI SHOJIMIZUNO NAOKIMORITA YOSHIFUMI
    • G01R31/36B60R16/04G08C15/00H01M10/48
    • G01R31/3624G01R31/3648G01R31/3651G01R31/3662G01R31/3665
    • PROBLEM TO BE SOLVED: To provide a system capable of accurately detecting the internal state of a lead acid battery even in an actual using state in a market after learning the internal state quantity of the lead acid battery, based on information related to lead acid battery model in addition to current value and voltage value.
      SOLUTION: This system comprises the lead acid battery supplying power to an on-vehicle electric device, a means for detecting current values of charging and discharging of the lead acid battery, and a means for detecting the terminal voltage value of the lead acid battery, in which the internal state quantity of the lead acid battery is learnt by a neural network using the current value and terminal voltage of the lead acid battery as input and output. Model information of the lead acid battery is input to the neural network. The current value and the terminal voltage value are superposed with past history information, whereby a correlation including hysteresis is obtained.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种能够在学习了铅酸电池的内部状态量之后即使在市场上的实际使用状态下也能够精确地检测铅酸电池的内部状态的系统,基于与 铅酸电池模型除了电流值和电压值外。 解决方案:该系统包括向车载电气设备供电的铅酸蓄电池,用于检测铅酸蓄电池的充电和放电的当前值的装置,以及用于检测铅的端子电压值的装置 酸性电池,其中使用铅酸电池的电流值和端子电压作为输入和输出,通过神经网络学习铅酸电池的内部状态量。 铅酸电池的型号信息输入神经网络。 电流值和端子电压值与过去历史信息叠加,从而获得包括滞后的相关性。 版权所有(C)2006,JPO&NCIPI
    • 7. 发明专利
    • Device for monitoring state of on-vehicle battery
    • 用于监控车载电池状态的装置
    • JP2005014707A
    • 2005-01-20
    • JP2003180972
    • 2003-06-25
    • Denso Corp株式会社デンソー
    • SADA TAKESHITANIGUCHI MAKOTOICHIKAWA ATSUSHI
    • G01R31/36B60R16/04
    • PROBLEM TO BE SOLVED: To execute monitoring of the state of a battery, while minimizing consumption current during an engine stopping period.
      SOLUTION: Terminal voltage when a charging/discharging current value of the battery 5 is in a very small prescribed range is defined as pseudo open circuit voltage. A battery state monitoring ECU 6 stores map information showing a correlation relation of the pseudo open circuit voltage and a charging rate of the battery 5. The first charging rate SOC1 and first remaining capacity SOH1 of the battery 5 are stored at a point of time when the engine is stopped. The terminal voltage, that is, the pseudo open circuit voltage of the battery 5 is periodically detected when the charging/discharging current value during a non-operation of the engine is in the very small prescribed range. The second charging rate SOC2 according to the detected pseudo open circuit voltage is calculated. The present remaining capacity SOH2 is calculated from the first charging rate SOC1, the first remaining capacity SOH1 and the second charging rate SOC2.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了执行电池状态的监视,同时使发动机停止期间的消耗电流最小化。 解决方案:当电池5的充电/放电电流值处于非常小的规定范围内时的端子电压被定义为伪开路电压。 电池状态监视ECU6存储表示伪开路电压与电池5的充电率的相关关系的映射信息。电池5的第一充电率SOC1和第一剩余容量SOH1在 发动机停止。 当在发动机的非操作期间的充电/放电电流值处于非常小的规定范围内时,周期性地检测端子电压,即电池5的假开路电压。 计算出根据检测出的伪开路电压的第二充电率SOC2。 从第一充电率SOC1,第一剩余容量SOH1和第二充电率SOC2计算当前剩余容量SOH2。 版权所有(C)2005,JPO&NCIPI
    • 8. 发明专利
    • Device for monitoring state of on-vehicle battery
    • 用于监控车载电池状态的装置
    • JP2005014637A
    • 2005-01-20
    • JP2003178131
    • 2003-06-23
    • Denso Corp株式会社デンソー
    • SADA TAKESHITANIGUCHI MAKOTOICHIKAWA ATSUSHI
    • G01R31/36B60R16/04H01M10/48H02P9/04
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To calculate a SOC (state of charge: charging rate) by utilizing a correlation relation of pseudo OCV (Open Circuit Voltage: open terminal voltage) and the SOC by making an internal part state corresponding to open of an on-vehicle battery.
      SOLUTION: A vehicle is provided with an on-vehicle generator 7 to be driven by an engine, a voltage control device 8 for adjusting power generation amount of the generator 7 and the on-vehicle battery 5 for accumulating power generated in the generator 7. The voltage control device 8 temporarily stops the power generation of the on-vehicle generator during working of the engine. When the power generation amount is gradually increased, battery voltage is detected when charging/discharging current of the battery is in a very small prescribed range.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:通过利用伪OCV(开路电压:开路端子电压)与SOC的相关关系来计算SOC(充电状态:充电率),通过使内部部件状态对应于 车载电池。 解决方案:车辆设置有由发动机驱动的车载发电机7,用于调节发电机7的发电量的电压控制装置8和用于累积在发电机中产生的电力的车载电池5 发电机7.在发动机工作期间,电压控制装置8临时停止车载发电机的发电。 当发电量逐渐增加时,在电池的充电/放电电流处于非常小的规定范围内时,检测电池电压。 版权所有(C)2005,JPO&NCIPI