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    • 3. 发明申请
    • ROTARY PUMP CONTROL RESPONSIVE TO CAM REACTION FORCES
    • 旋转泵控制对CAM反应力的响应
    • WO9943896A9
    • 2000-07-20
    • PCT/US9904197
    • 1999-02-25
    • STANADYNE AUTOMOTIVE CORPNELSON ERIC ABLAZE PHILIP J
    • NELSON ERIC ABLAZE PHILIP J
    • F02D1/18F02M41/14F02M59/20
    • F02D1/183F02M41/1416
    • A control system for a rotary fuel injection pump (56) which has a timer piston (62), controlled by an timer motor (64), for adjusting the injection timing of the pump. The timer piston includes a housing containing a volume of hydraulic fluid which subjected to a pressure pulse having a peak pressure during each pumping event. A pressure transducer (70) mounted to the timer piston housing is responsive to the pressure of the hydraulic fluid and provides a pressure signal output indicative of the pressure of the hydraulic fluid. An engine controller (82) has a signal input portion in electrical communication with a top dead center detector (76), the pressure transducer (70), an engine control portion in electrical communication with the signal input portion, and the timer control motor (64). The signal input portion of the engine controller includes a cam position detection section, a pump speed detection section, and a delivered fuel detection section.
    • 一种用于旋转燃料喷射泵(56)的控制系统,其具有由定时电机(64)控制的定时器活塞(62),用于调节泵的喷射正时。 定时器活塞包括一个容纳一定体积的液压流体的壳体,该液压流体在每个泵送事件期间承受具有峰值压力的压力脉冲。 安装到定时器活塞壳体上的压力传感器(70)响应于液压流体的压力并且提供指示液压流体的压力的压力信号输出。 发动机控制器(82)具有与上止点检测器(76)电连通的信号输入部分,压力传感器(70),与信号输入部分电连通的发动机控制部分和定时器控制电动机 64)。 发动机控制器的信号输入部分包括凸轮位置检测部分,泵速检测部分和输送燃料检测部分。
    • 4. 发明申请
    • ROTARY PUMP CONTROL RESPONSIVE TO CAM REACTION FORCES
    • 旋转泵控制对CAM反应力的响应
    • WO9943896A3
    • 1999-12-16
    • PCT/US9904197
    • 1999-02-25
    • STANADYNE AUTOMOTIVE CORPNELSON ERIC ABLAZE PHILIP J
    • NELSON ERIC ABLAZE PHILIP J
    • F02D1/18F02M41/14F02M59/20
    • F02D1/183F02M41/1416
    • A control system for a rotary fuel injection pump (56) which has a timer piston (62), controlled by an timer motor (64), for adjusting the injection timing of the pump. The timer piston includes a housing containing a volume of hydraulic fluid which subjected to a pressure pulse having a peak pressure during each pumping event. A pressure transducer (70) mounted to the timer piston housing is responsive to the pressure of the hydraulic fluid and provides a pressure signal output indicative of the pressure of the hydraulic fluid. An engine controller (82) has a signal input portion in electrical communication with a top dead center detector (76), the pressure transducer (70), an engine control portion in electrical communication with the signal input portion, and the timer control motor (64). The signal input portion of the engine controller includes a cam position detection section, a pump speed detection section, and a delivered fuel detection section.
    • 一种用于旋转燃料喷射泵(56)的控制系统,其具有由定时电机(64)控制的定时器活塞(62),用于调节泵的喷射正时。 定时器活塞包括一个容纳一定体积的液压流体的壳体,该液压流体在每个泵送事件期间承受具有峰值压力的压力脉冲。 安装到定时器活塞壳体上的压力传感器(70)响应于液压流体的压力并且提供指示液压流体的压力的压力信号输出。 发动机控制器(82)具有与上止点检测器(76)电连通的信号输入部分,压力传感器(70),与信号输入部分电连通的发动机控制部分和定时器控制电动机 64)。 发动机控制器的信号输入部分包括凸轮位置检测部分,泵速检测部分和输送燃料检测部分。