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介绍了车用压差式气体流量传感器的结构设计和电测电路 ,指出了传感器的使用范围 ,由实验测出了特性曲线 .该仪器可检测车用发动机曲轴箱窜气量 ,适用于发动机不解体故障诊断 .
This paper introduces the structural design and electrical measuring circuit of differential pressure gas flow sensor for vehicle and points out the range of the sensor and the characteristic curves measured by experiment.The instrument can detect the amount of blowby gas in the crankcase of a vehicle engine and is suitable for the engine to be disassembled Troubleshooting .