由此证明了火花塞离子电流爆震信号可以用于爆震强度的评价分析，作为汽油机爆震电控的反馈信号。
Its verified that the knock signals of ionization currents are strong enough to be used for analysis of knock intensity and as a feedback signal for electronic-control.
设计的新型爆震传感器结构非常紧凑，成本较低，占用空间小，在测量爆震信号时信号无需再放大即可使用。
The structure of the new designed sensor is very compact, the cost is relatively low and it is small to take up the space. Its signal does not need to amplify while measuring the signal of knock.
火花塞光纤传感器抗干扰好、成本低、工作可靠、光信号强，用于爆震燃烧检测是完全可行的。
The spark optic fiber sensor has the advantages of high anti-interference ability, low cost, operating reliability and strong light signal is feasible to applied to combustion knocking detection.
同时还给出了基于离子电流信号的临界爆震强度与转速之间的关系。
At the same time the paper studies the relation between the rotational speed and critical knock intense calculated with ion current signal average energy.
基于DWT分析汽油机振动信号特征，提出适于实时应用的爆震控制策略。
The characteristics of the vibration signals of the gasoline engine is analyzed based on DWT and put forward the strategies for real-time control.
基于DWT分析汽油机振动信号特征，提出适于实时应用的爆震控制策略。
The characteristics of the vibration signals of the gasoline engine is analyzed based on DWT and put forward the strategies for real-time control.
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