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柴油机转速传感器故障诊断及其失效“跛行”控制
引用本文:安晓辉,刘波澜,张付军,崔涛. 柴油机转速传感器故障诊断及其失效“跛行”控制[J]. 车用发动机, 2010, 0(4)
作者姓名:安晓辉  刘波澜  张付军  崔涛
作者单位:北京理工大学机械与车辆学院,北京,100081
摘    要:
研究了时间控制式电控柴油机转速信号的特点及相位关系;设计了曲轴和凸轮轴传感器失效故障的检测方法及处理算法;开发了由MC68376微处理器和可编程复杂逻辑器件组成的柴油机故障处理系统;在TCD2015V06电控单体泵柴油机上,进行了起动和正常运行时转速传感器失效的试验研究。结果表明,转速传感器出现故障时,系统可识别出相应故障,并进行逻辑切换,使发动机能正常起动和运行。

关 键 词:柴油机  转速传感器  故障诊断  故障屏蔽

Fault Diagnosis and Limp Home Control of Diesel Engine Speed Sensor
AN Xiao-hui,LIU Bo-lan,ZHANG Fu-jun,CUI Tao. Fault Diagnosis and Limp Home Control of Diesel Engine Speed Sensor[J]. Vehicle Engine, 2010, 0(4)
Authors:AN Xiao-hui  LIU Bo-lan  ZHANG Fu-jun  CUI Tao
Affiliation:AN Xiao-hui,LIU Bo-lan,ZHANG Fu-jun,CUI Tao(School of Mechanical , Vehicular Engineering,Beijing Institute of Technology,Beijing 100081,China)
Abstract:
The characteristic and phase of speed signal for electronic control diesel engine were researched.The detection method and algorithm of crankshaft and camshaft sensor failure were designed.The diesel engine fault analysis system composed of MC68376 microprocessor and complex programmable logic device(CPLD) was developed.The speed sensor failures of start and running were researched by the experiment on TCD2015V06 electronic unit pump diesel engine.The results show that the system can identify the error when...
Keywords:diesel engine  speed sensor  fault diagnosis  fault masking  
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