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通过对DF_(7C)型机车在辅助发电、固定发电机能试验时发生RC烧损的故障情况,进行故障原因分析,发现DF_(7C)型部分机车在启动发电控制回路上存在设计缺陷,进而制定改进方案,消除火灾隐患。
Through the analysis of the failure of DF_ (7C) locomotive in the case of auxiliary power generation and fixed generator test, the cause of the RC burnout is analyzed and the design defects of DF_ (7C) locomotive on starting power generation control loop are found out Improve programs to eliminate fire hazards.