工程机械电气控制系统故障树分析法的应用研究  

Research on Fault Tree Analysis Method in Electric Control System of Construction Machinery

作　　者：罗来兴[1] 谢武斌[1] 

机构地区：[1]四川交通职业技术学院,成都611130

出　　处：《煤矿机械》2016年第10期38-40,共3页Coal Mine Machinery

摘　　要：针对工程机械电气控制系统故障特点,以挖掘机起动回路的故障为例,借助故障树分析方法,分析了顶事件故障概率和各底事件的重要度,优化了工程机械电气控制系统故障的诊断及预防,验证了故障树分析法在工程机械电气控制系统故障诊断及预防中应用的可行性和有效性。According to the characteristics of electrical control system of construction machinery, with the fault tree analysis method, such as the fault of the starting circuit of the excavator is analyzed, the failure probability and the important degree of each end event is analyzed, the fault diagnosis and prevention of electrical control system of construction machinery are optimized, the feasibility and validity of fault tree analysis method in fault diagnosis and prevention of construction machinery electrical control system are verified.

关 键 词：工程机械 电气系统 故障诊断 故障树 

分 类 号：TP306.3[自动化与计算机技术—计算机系统结构]