The knock threshold detection is the key of gasoline engine knock detection, and it is the key of the closed loop ignition control of gasoline engines.
汽油机爆震的难点是爆震边缘点检测，爆震边缘点是汽油机点火闭环控制的前提。
With a view to the theory of engine knock, this paper introduces a method of knock detection in detain.
根据发动机爆震原理，介绍了一种发动机爆震检测的方法，并给出了硬件设计框图。
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