发动机综合性能分析仪中的爆震信号测量电路

对汽车发动机爆震的几种测量方法进行了比较 ,并基于此设计了具体的爆震信号测量电路 ,该电路应用于发动机综合性能分析仪中 ,通过对发动机爆震的实测 ,证明性能良好。

This paper presents the testing method of engine knocking.Based on this,the objective testing circuit of knocking signal was designed successfully and the property was excellent.