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    • 2. 发明授权
    • State-of-charge estimating device of secondary battery
    • 二次电池的充电状态估计装置
    • US07352156B2
    • 2008-04-01
    • US11487882
    • 2006-07-16
    • Hiroyuki AshizawaHideo NakamuraHisafumi Asai
    • Hiroyuki AshizawaHideo NakamuraHisafumi Asai
    • H02J7/00
    • G01R31/361G01R31/3651G01R31/3675
    • A state-of-charge (SOC) estimating device and method for a secondary battery that estimates the SOC of the battery with high precision when variation takes place in the parameters of the battery model, even if the input current is constant. A first SOC estimating part estimates the open-circuit voltage by estimating the battery parameters en bloc using an adaptive digital filter computing treatment from the measurement values of the current and the terminal voltage and computes a first estimated SOC of the secondary battery from the open-circuit voltage and a predetermined relationship between the open-circuit voltage and the SOC. A second SOC estimating part computes a second estimated SOC by means of current-integration. State-of-charge estimated value-selecting part selects the second SOC value as when the current is constant and otherwise selects the first SOC value.
    • 一种二次电池的充电状态(SOC)估计装置和方法,即使输入电流恒定,也可以在电池模型的参数发生变化时以高精度估计电池的SOC。 第一SOC估计部件通过使用根据电流和端子电压的测量值的自适应数字滤波器计算处理来整体估计电池参数来估计开路电压,并从开路电压计算二次电池的第一估计SOC, 电路电压和开路电压与SOC之间的预定关系。 第二SOC估计部分通过电流积分来计算第二估计SOC。 状态电荷估计值选择部分选择当电流恒定时的第二SOC值,否则选择第一SOC值。
    • 5. 发明申请
    • State-of-charge estimating device of secondary battery
    • 二次电池的充电状态估计装置
    • US20070029973A1
    • 2007-02-08
    • US11487882
    • 2006-07-16
    • Hiroyuki AshizawaHideo NakamuraHisafumi Asai
    • Hiroyuki AshizawaHideo NakamuraHisafumi Asai
    • H02J7/00
    • G01R31/361G01R31/3651G01R31/3675
    • A state-of-charge (SOC) estimating device and method for a secondary battery that estimates the SOC of the battery with high precision when variation takes place in the parameters of the battery model, even if the input current is constant. A first SOC estimating part estimates the open-circuit voltage by estimating the battery parameters en bloc using an adaptive digital filter computing treatment from the measurement values of the current and the terminal voltage and computes a first estimated SOC of the secondary battery from the open-circuit voltage and a predetermined relationship between the open-circuit voltage and the SOC. A second SOC estimating part computes a second estimated SOC by means of current-integration. State-of-charge estimated value-selecting part selects the second SOC value as when the current is constant and otherwise selects the first SOC value.
    • 一种二次电池的充电状态(SOC)估计装置和方法,即使输入电流恒定,也可以在电池模型的参数发生变化时以高精度估计电池的SOC。 第一SOC估计部件通过使用根据电流和端子电压的测量值的自适应数字滤波器计算处理来整体估计电池参数来估计开路电压,并从开路电压计算二次电池的第一估计SOC, 电路电压和开路电压与SOC之间的预定关系。 第二SOC估计部分通过电流积分来计算第二估计SOC。 状态电荷估计值选择部分选择当电流恒定时的第二SOC值,否则选择第一SOC值。
    • 7. 发明授权
    • Coordinated brake control system
    • 协调制动控制系统
    • US06813553B2
    • 2004-11-02
    • US10649945
    • 2003-08-28
    • Hideo NakamuraKazuhiko TazoeHiroyuki Ashizawa
    • Hideo NakamuraKazuhiko TazoeHiroyuki Ashizawa
    • G06G776
    • B60L7/16B60L7/18B60L7/26B60L2210/20B60T8/00B60T2270/604B60T2270/608Y02T10/725
    • A coordinated brake control system of a hybrid brake system is arranged to determine a total braking torque command value according to a vehicle operating condition, to distribute the total braking-torque command value to regenerative braking-torque command value and the hydraulic braking-torque command value, to calculate a reference model response value relative to a wheel-cylinder hydraulic pressure command value, on the basis of a braking force reference model taking account of a delay of the actual hydraulic pressure in the hydraulic control system relative to the wheel-cylinder hydraulic pressure command value, and to correct the regenerative braking-torque command value according to a braking torque control error between the estimated braking torque actual value and the reference model response value. The corrected regenerative braking-torque command value is employed in the control of the regenerative brake apparatus.
    • 一种混合制动系统的协调制动控制系统被配置为根据车辆运行状况确定总制动转矩指令值,以将总制动转矩指令值分配给再生制动转矩指令值和液压制动 - 转矩指令 值,基于考虑到液压控制系统中相对于轮缸的实际液压的延迟的制动力参考模型,计算相对于车轮液压液压指令值的参考模型响应值 液压指令值,并且根据估计制动转矩实际值和参考模型响应值之间的制动转矩控制误差来校正再生制动转矩指令值。 在再生制动装置的控制中采用校正后的再生制动转矩指令值。