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    • 2. 发明授权
    • Control system for hybrid vehicle
    • 混合动力汽车控制系统
    • US06715572B2
    • 2004-04-06
    • US10128312
    • 2002-04-24
    • Eijiro ShimabukuroNaohisa Morishita
    • Eijiro ShimabukuroNaohisa Morishita
    • B60K602
    • B60W20/40B60K1/02B60K6/36B60K6/44B60K6/442B60K6/52B60W10/06B60W10/08B60W10/10B60W20/00B60W2710/0644Y02T10/623Y02T10/6234Y02T10/6265Y02T10/6286Y10S903/909Y10S903/916Y10S903/919Y10S903/945
    • A hybrid vehicle comprises a torque converter TC, which is connected to an engine E, a gear-type speed change mechanism, shift clutches 13c and 14c, a drive power transmission system, which transmits output rotation to drive wheels 6, and a second motor generator 2, which can drive the drive wheels 6. A control system for this hybrid vehicle comprises a throttle controller TH and a shift control valve CV. When the drive mode is switched from motor-driven mode to engine-driven mode, the control system sets a target speed ratio and calculates a vehicle-speed corresponding rotational speed that would arise at the output shaft of the engine if the current rotation of the drive wheels were transmitted with this target speed ratio and through the torque converter with a speed ratio of 1.0. Then, the control system controls the rotation of the engine to bring the output rotational speed of the engine closer to the vehicle-speed corresponding rotational speed. If the deviation of the output rotational speed of the engine from the vehicle-speed corresponding rotational speed becomes and remains equal to or smaller than a predetermined value for a predetermined time period, then the control system engages the frictionally engaging means to establish the target speed ratio.
    • 混合动力车辆包括连接到发动机E的变矩器TC,齿轮式变速机构,变速离合器13c和14c,将输出旋转传递到驱动轮6的驱动力传递系统和第二电动机 发电机2,其可以驱动驱动轮6.用于该混合动力车辆的控制系统包括节气门控制器TH和换档控制阀CV。 当驱动模式从电机驱动模式切换到发动机驱动模式时,控制系统设定目标速比,并计算在发动机的输出轴处将出现的车速对应的转速, 驱动轮以该目标速度比传递,并通过变速比为1.0。 然后,控制系统控制发动机的旋转,使发动机的输出转速更接近车速相应的转速。 如果发动机的输出转速与车速相对应的转速的偏差在预定时间段内变得并保持等于或小于预定值,则控制系统接合摩擦接合装置以建立目标速度 比。
    • 3. 发明授权
    • Engine restart and vehicle start control apparatus in transmission unit
    • 发动机重启和车辆启动控制装置在传动单元
    • US06709363B2
    • 2004-03-23
    • US10160054
    • 2002-06-04
    • Eijiro ShimabukuroNaohisa Morishita
    • Eijiro ShimabukuroNaohisa Morishita
    • B60K4104
    • B60W10/06B60W10/04B60W10/11B60W10/115B60W30/18018B60W30/1819F16H61/0021F16H61/14F16H2059/467F16H2312/02F16H2312/14Y10T477/6333Y10T477/6347Y10T477/688Y10T477/693
    • A transmission unit is composed of an engine E, a torque converter TC, and an automatic transmission TM. The engine restart and vehicle start control apparatus comprises an electromagnetic valve capable of calculating the pump impeller suction torque of the torque converter and setting the oil pressure increase ratio for the oil pressure supplied to the vehicle start clutch. When the engine is restarted from an engine stopped state and the vehicle start stage is set by supplying hydraulic oil to a friction engagement element and engaging the friction engagement element, an oil pressure supply increasing at a first oil pressure increase ratio is conducted till the calculated pump impeller suction torque reaches the prescribed criterial value, and an oil pressure supply increasing at a second oil pressure increase ratio which is less than the first oil pressure increase ratio is conducted from the instant the calculated pump impeller suction torque becomes greater than the prescribed criterial value.
    • 传动单元由发动机E,变矩器TC和自动变速器TM组成。 发动机重启和车辆启动控制装置包括电磁阀,其能够计算变矩器的泵叶轮吸入转矩,并设定供给车辆起动离合器的油压的油压增加率。 当发动机从发动机停止状态重新启动并且通过向摩擦接合元件供应液压油并与摩擦接合元件接合来设定车辆起动台时,进行以第一油压增加比率增加的油压供给直到计算出 泵叶轮抽吸力矩达到规定的标准值,并且从计算出的泵叶轮吸力转矩变得大于规定标准的瞬间开始,第二油压增加率小于第一油压增加率的油压供给增加 值。