一、故障定义一台设备在完成它必须达到作用中,突然丧失了能力,即称做设备故障。故障范围包括:(一)引起设备立即丧失完成其运用能力的破坏性故障。(二)有关降低设备性能上的故障。(三)使用或维护不良引起的故障。二、故障分类根据设备丧失工作能力的程度,从经济性、安全性、修理的复杂性、故障发生 First, the fault definition A device in the completion of its role must be achieved, the sudden loss of capacity, that is called a device failure. The scope of the failure includes: (i) Destructive failure causing the equipment to immediately lose its ability to perform its functions. (B) on the equipment to reduce performance problems. (C) malfunction caused by the use or maintenance. Second, the fault classification According to the degree of equipment incapacity, from the economy, safety, repair complexity, failure occurred