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    • 7. 发明授权
    • Ignition system for internal combustion engines
    • 内燃机点火系统
    • US4131097A
    • 1978-12-26
    • US763153
    • 1977-01-27
    • Daisaku SawadaKenji GotoTakashi ShigemautYuji TakedaTadashi HattoriHiroaki YamaguchiMinoru Nishida
    • Daisaku SawadaKenji GotoTakashi ShigemautYuji TakedaTadashi HattoriHiroaki YamaguchiMinoru Nishida
    • F02P5/145F02P5/04
    • F02P5/1455Y02T10/46
    • An ignition system for internal combustion engines wherein an ignition timing computer circuit starts the computation of an ignition timing in response to the detection of a predetermined angular position of the crankshaft of an internal combustion engine by an angular position detector, and an ignition device ignites the engine according to the computed ignition timing. A pressure detector detects variations of the pressure in the cylinders caused by the ignition of the engine and a retard-advance detector determines whether the angular position of the engine crankshaft corresponding to the maximum cylinder pressure agrees with the desired angular position. This retard-advance detector compensates the computation of ignition timing in the ignition timing computer circuit in accordance with its determination. In this way, the ignition timing of the engine is feedback controlled in such a manner that the pressure in the individual cylinders reaches a maximum value at the desired angular position of the crankshaft.
    • 一种用于内燃机的点火系统,其中点火正时计算机电路响应于通过角位置检测器检测到内燃机的曲轴的预定角位置而开始计算点火正时,并且点火装置点燃 发动机根据计算出的点火正时。 压力检测器检测由发动机的点火引起的气缸中的压力变化,并且延迟提前检测器确定对应于最大气缸压力的发动机曲轴的角位置是否与期望的角位置一致。 该延迟提前检测器根据其确定来补偿点火正时计算机电路中的点火正时的计算。 以这种方式,发动机的点火正时被反馈控制,使得各个气缸中的压力在曲轴的期望角度位置处达到最大值。