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    • 1. 发明授权
    • Motor control apparatus for hybrid vehicle
    • 混合动力汽车电机控制装置
    • US06333612B1
    • 2001-12-25
    • US09676500
    • 2000-10-02
    • Minoru SuzukiShinobu OchiaiShinji YoshikawaKazuhiro Hara
    • Minoru SuzukiShinobu OchiaiShinji YoshikawaKazuhiro Hara
    • H02P700
    • B60W10/08B60K6/485B60L1/003B60L1/08B60L7/14B60L11/1851B60L11/1861B60L11/1868B60L11/1874B60L15/2045B60L2240/423B60L2240/545B60L2240/547B60L2240/549B60W10/26Y02T10/6226Y02T10/645Y02T10/7005Y02T10/7044Y02T10/7066Y02T10/7283Y10S903/903
    • The motor control apparatus of the present invention is provided for a hybrid vehicle with a combustion engine for outputting a driving force, an electric motor for generating a force for assisting the output from the engine, a power storage unit for supplying electric power to the motor and for storing electric energy regenerated by the motor, and electrical equipment which is operated by electric power. The motor control apparatus comprises: a first electric power measuring device for measuring the electric power supplied from or stored in the power storage unit; a second electric power measuring device for measuring the electric power supplied to or drawn from the motor; a drive mode determining device for determining the drive mode, based on a predetermined parameter; a measured electric power selector for selecting one of the value measured by the first electric power measuring device and the value measured by the second electric power measuring device, depending on the determination by the drive mode determining device; and a motor controller for controlling the electric power which is to be supplied to or is to be drawn from the motor, depending on the measured value selected by the measured electric power selector.
    • 本发明的电动机控制装置用于混合动力车辆,其具有用于输出驱动力的内燃机,产生用于辅助发动机的输出的力的电动机,向电动机供给电力的蓄电部 并且用于存储由电动机再生的电能和由电力操作的电气设备。 电动机控制装置包括:第一电力测量装置,用于测量从蓄电单元供应或存储的电力; 第二电力测量装置,用于测量供应到或从电动机抽出的电力; 驱动模式确定装置,用于基于预定参数确定所述驱动模式; 根据驱动模式判定装置的判断,选择由第一电力测量装置测定的值和由第二电力测量装置测量的值的测量电力选择器; 以及电动机控制器,用于根据由测量的电力选择器选择的测量值来控制要从电动机提供或将要从电动机抽取的电力。
    • 6. 发明授权
    • Control system for an electric vehicle
    • 电动车控制系统
    • US6002221A
    • 1999-12-14
    • US37046
    • 1998-03-09
    • Shinobu OchiaiKazuhiro Hara
    • Shinobu OchiaiKazuhiro Hara
    • B60L3/00H02M7/48H02P27/06H02P1/00
    • B60L3/0023
    • A system is provided to clearly determine a problem in the discharge of a capacitor provided for an inverter of an electric vehicle and its cause. If a capacitor voltage drops below a predetermined value at the end of a first predetermined time period after a main contactor is turned off, it is determined that the main contactor and a discharge circuit are normal. If the capacitor voltage drops below the predetermined value for the first time after a second predetermined time period, it is determined that the discharge circuit has failed and discharge is performed by a discharge resistor. If the capacitor voltage is still above the predetermined value after the second predetermined time period, it is determined that the main contactor has failed and is fixed in a turned-on state.
    • 提供一种系统,以清楚地确定为电动车辆的逆变器提供的电容器的放电及其原因的问题。 如果在主接触器关闭之后的第一预定时间段结束时电容器电压下降到预定值以下,则确定主接触器和放电电路是正常的。 如果电容器电压在第二预定时间段之后第一次下降到预定值以下,则确定放电电路发生故障,并且通过放电电阻器进行放电。 如果电容器电压在第二预定时间段之后仍然高于预定值,则确定主接触器已故障并且被固定在导通状态。
    • 8. 发明授权
    • Apparatus for detecting remaining capacity of battery
    • 用于检测电池剩余容量的装置
    • US6107779A
    • 2000-08-22
    • US58290
    • 1998-04-10
    • Kazuhiro HaraMorio KayanoKazunori WatanabeShinobu Ochiai
    • Kazuhiro HaraMorio KayanoKazunori WatanabeShinobu Ochiai
    • B60L3/00B60L11/18B60R16/04G01R31/36H02J7/00H01M10/46
    • G01R31/3613G01R31/3648
    • When a battery as an energy source for propelling an electric vehicle is repeatedly charged and discharged, the calculated remaining capacity of the battery tends to suffer a large error due to an error of a current sensor which detects a battery current. In order to detect the remaining capacity with high accuracy, a remaining capacity 1 detected on the basis of an integrated value of a discharging current and a remaining capacity 2 detected on the basis of the output power of the battery at a present time are compared with each other, and the remaining capacity is determined depending on the result of comparison. The output power of the battery at the present time depends on the remaining capacity at the present time. Thereafter, after the battery is charged and discharged in repeated cycles, the remaining capacity 1 is presumed as suffering a large error, and the remaining capacity 2 is determined as the remaining capacity, so that the remaining capacity can be detected with accuracy.
    • 当作为用于推进电动车辆的能量源的电池被反复充电和放电时,由于检测电池电流的电流传感器的误差,计算出的电池的剩余容量容易发生大的误差。 为了高精度地检测剩余容量,将基于放电电流的积分值和基于目前电池的输出功率检测到的剩余容量2检测出的剩余容量1与 并且剩余容量根据比较结果确定。 目前电池的输出功率取决于当前的剩余容量。 此后,在重复循环中对电池进行充电和放电之后,剩余容量1被认为是具有大的误差,并且将剩余容量2确定为剩余容量,从而可以精确地检测剩余容量。