电子节气门故障自诊断系统的开发

The Development of Fault Self-diagnostic System for Electronic Throttle

分析了电子节气门故障自诊断系统的组成及工作原理,并采用V型模式进行系统开发,对电子节气门系统进行在线监控和故障诊断,最后在电子节气门试验台上进行了验证。结果表明,所开发的电子节气门故障自诊断系统工作稳定可靠,能很好地监控并识别系统所定义的电子节气门工作故障。

The composition and working principle of fault self-diagnostic system for electronic throttle were analyzed.The system was developed with V-typed mode and was monitored and diagnosed online.Finally,the electronic throttle was experimented.The results show that the developed system has the stable and reliable characteristics and can monitor and identify the defined failure of electronic throttle system well.