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针对山东地区HX_D3型电力机车辅助变流器超温故障,阐述了故障发生的原因,结合机车运行线路空气质量分析和车顶离心沉降过滤器装置存在的缺陷,提出了将车顶离心沉降过滤器更换成FH复合空气过滤器装置的改进措施。
Aiming at the over-temperature fault of auxiliary converter of HX_D3 electric locomotive in Shandong area, the cause of the fault is expounded. Combining with the air quality analysis of locomotive running line and the defects of centrifugal roof sedimentation filter device, Replaced FH composite air filter device improvements.