罕见直流电机励磁故障分析

Analysis on Rare Excitation Malfunction of DC Motor

描述了一例罕见的铝带冷轧机组的直流卷取电机励磁过流故障,详细记录了检查过程、试验方法以及推断依据,最终得出诊断结果,并在理论上深入剖析了该故障原因,对于直流电机在日常生产中的检修维护工作具有指导意义。

This paper introduces a rare over-current fault of the DC coiling motor of the aluminum strip cold rolling mill,records the inspection process,test methods and reasoning basis in detail,finally obtains the diagnosis result,and theoretically analyzes the cause of the fault,which has guiding significance for the DC motor in the daily maintenance work.