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针对ND_5型机车恒功率励磁调节系统中乘法器插件板MP的零漂故障,分析了该插件板的故障原因,介绍了检测及调整方法,并对美国GE公司提供的检测程序进行了研究,提出了该程序存在的问题。
Aiming at the zero drift of MP in the constant power excitation control system of ND_5 locomotive, the reason of the fault of the plug-in board is analyzed. The detection and adjustment methods are introduced. The testing procedures provided by GE Company in the United States are also studied. The problem of the program.