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    • 61. 发明授权
    • Fuel feed device for engine
    • 发动机燃油进给装置
    • US4256075A
    • 1981-03-17
    • US56514
    • 1979-07-11
    • Toyoaki FukuiTatsuro NakagamiNorio EndoTakao MikiTakashi Ishida
    • Toyoaki FukuiTatsuro NakagamiNorio EndoTakao MikiTakashi Ishida
    • F02D41/34F02D41/18F02M51/02F02M69/04F02M69/48G01F1/32F02B3/00
    • F02D41/3094F02D41/185F02M51/02F02M69/044G01F1/3281
    • A fuel feed device for an engine capable of electronically controlling the fuel feed rate corresponding to the suction air flow rate in the intake passage, comprising an air flow rate detecting device for generating electric signals of frequencies proportional to suction air rate, a plurality of electromagnetic valves with a different fuel passage section from one another disposed at a suitable position in the intake passage and adapted so as to permit supplying through a fuel pressure regulator the fuel of a fixed pressure differential with the suction pressure near a fuel outlet, and an electric control means for driving the electromagnetic valves selectively in synchronism with or to follow the frequency of the electric signals or a divided frequency thereof in accordance with the engine operating condition. Thus an accurate and highly reliable fuel supply is achieved over a wide range of engine operating condition from idling to maximum speed operation.
    • 一种用于发动机的燃料供给装置,其能够电子地控制与进气通道中的吸入空气流量相对应的燃料供给速度,包括用于产生与抽吸空气速率成比例的频率的电信号的空气流量检测装置,多个电磁 具有彼此不同的燃料通道部分的阀设置在进气通道中的适当位置,并且适于允许通过燃料压力调节器供给具有靠近燃料出口的吸入压力的固定压差的燃料,以及电 根据发动机工作状态,与电信号的频率或其分频的频率同步地驱动电磁阀的控制装置。 因此,在从空转到最大速度运行的较大范围的发动机运行状态下,可实现精确和高可靠性的燃料供应。
    • 64. 发明授权
    • Fuel metering apparatus and method
    • 燃油计量装置及方法
    • US4048964A
    • 1977-09-20
    • US599243
    • 1975-07-24
    • William Ronald Kissel
    • William Ronald Kissel
    • F02D41/34F02D41/04F02D41/14F02D41/18F02D41/32F02D43/00F02M37/08F02B3/00F02M39/00
    • F02D41/185F02D43/00Y10T137/2529
    • A closed loop, electronically controlled and regulated fuel metering system for operating an internal combustion engine in accordance with a predetermined mass fuel-air ratio scheduled in the controller for different engine operating conditions. Linear air flow and fuel flow measuring devices and transducers responsive to selected ambient fluid and engine operating parameters develop electrical signals, which are related to the air flow rate and fuel flow rate and are modified in accordance with the sensed ambient parameters and a programmed signal from the scheduler representing the fuel-air ratio according to which it is desired to operate the engine over its range of operation. The modified fuel and air signals are electrically combined to balance the controller which operates a fuel metering or supply device to deliver a quantum of fuel precisely in accordance with the desired mass fuel-air ratio scheduled in the controller for said different engine operating conditions over the entire range of engine operation and ambient fluid parameter variations.
    • 一种闭环,电子控制和调节的燃料计量系统,用于根据针对不同发动机运行条件在控制器中调度的预定质量燃料 - 空气比来操作内燃机。 响应于所选择的环境流体和发动机操作参数的线性气流和燃料流量测量装置和换能器产生与空气流速和燃料流量相关的电信号,并且根据所感测的环境参数和来自 调度器表示在其操作范围内期望操作发动机的燃料 - 空气比。 改进的燃料和空气信号被电气组合以平衡操作燃料计量或供应装置的控制器,以根据在控制器中为所述不同发动机操作条件调度的所需质量燃料 - 空气比精确地输送量子 整个发动机运行范围和环境流体参数变化。