A new FDD system has been given in this dissertation.The results show that it is good to the FDD.Both the rate of lost detection and the rate of error detection get to what we want.

• 本文据此建立适当的模糊神经网络故障诊断系统，应用结果表明了该方法的有效性，漏检率和误检率达到预定要求。