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    • 23. 发明授权
    • Apparatus for and method of controlling the idling of automobile engine
    • 汽车发动机空转控制装置及其控制方法
    • US4748951A
    • 1988-06-07
    • US3029
    • 1987-01-13
    • Toshio ManakaTakeshi AtagoToshio Ishii
    • Toshio ManakaTakeshi AtagoToshio Ishii
    • F02D41/16B62D5/065F02B1/04F02D31/00F02D41/00F02M3/07
    • B62D5/065F02D31/005F02B1/04
    • An apparatus for controlling the idling engine speed of an automobile engine comprises: an engine speed sensor for detecting an engine speed; a control unit for calculating a difference between an actual engine speed detected by the sensor and a targeted idling engine speed preset in accordance with the operating conditions of the engine, for judging whether or not a power steering system is being operated to a point close to an operatable limit thereof when the automobile is at a standstill, and for outputting a signal for increasing by a predetermined value a gain of a proportional term for proportional-integral type feedback control employed in controlling the idling engine speed if judgment is made that the power steering system is being operated to a point close to the operatable limit thereof when the automobile is at a standstill; and an ISC valve for adjusting a flow rate of air supplied to the engine in accordance with a signal output by the control unit.
    • 用于控制汽车发动机的空转发动机转速的装置包括:用于检测发动机转速的发动机转速传感器; 控制单元,用于计算由所述传感器检测的实际发动机转速与根据所述发动机的运行条件预设的目标怠速发动机转速之差,以判断动力转向系统是否正在操作到靠近 当汽车处于停止状态时,其可操作的限制,并且用于输出用于增加预定值的信号,用于在控制空转发动机转速时用于比例积分型反馈控制的比例项的增益,如果判断功率 当汽车处于停止状态时,转向系统正在操作到接近其可操作极限的点; 以及ISC阀,用于根据控制单元输出的信号来调节供给到发动机的空气的流量。
    • 28. 发明授权
    • Engine rotation speed control system
    • 发动机转速控制系统
    • US4383506A
    • 1983-05-17
    • US218672
    • 1980-12-22
    • Takeshi AtagoToshio Manaka
    • Takeshi AtagoToshio Manaka
    • F02B1/04F02D11/10F02D31/00F02D41/26F02M3/07F02N17/00
    • F02D41/26F02D11/10F02D31/004F02M3/07F02B1/04F02D2011/103
    • An engine rotation speed control system which comprises an actuator for prescribing the recovery position of a throttle valve, a recovery position sensor for detecting that the throttle valve is returned to the recovery position, an idle speed control unit for controlling the engine to a predetermined idling speed, and a negative pressure restricting unit for controlling the throttle actuator such that reduction in intake negative pressure to below a predetermined negative pressure is prevented. When the throttle valve returns to the recovery position with the engine speed in excess of an upper limit of the idling speed, the actuator is controlled by the negative pressure restricting unit. When the engine speed falls below the upper limit, the idle speed control unit is actuated. Upon engine starting the actuator is set such that the opening degree of the throttle valve suitable for the engine starting is obtained before the starter starts operating.
    • 一种发动机转速控制系统,包括用于规定节气门的恢复位置的致动器,用于检测节气门返回到恢复位置的恢复位置传感器,用于将发动机控制到预定空转的怠速控制单元 速度和负压限制单元,用于控制节气门致动器,从而防止进气负压降低到预定负压以下。 当发动机转速超过怠速转速的上限时,当节气门返回到恢复位置时,致动器由负压限制单元控制。 当发动机转速低于上限时,怠速控制单元动作。 在发动机起动时,致动器被设定为使得在起动器开始运行之前获得适于发动机起动的节流阀的开度。