目录摘要..................................................................1前言..................................................................2一、HXD3C型电力机车概述................................................31.HXD3C型电力机车总体布置.........................................32.HXD3C型电力机车主电路...........................................33.HXD3C型电力机车供电电路.........................................44.HXD3C型电力机车辅助电路.........................................45.HXD3C型电力机车控制系统.........................................46.HXD3C型电力机车转向架...........................................5二、HXD3C型机车电力控制电路分析.......................................6L受电弓控制电路分析..............................................62.主断控制电路分析.................................................73.各辅助电动机电路分析............................................74.警惕操作控制原理分析............................................85.停车制动与缓解控制原理分析......................................96.微机复位原理分析................................................10三、HXD3C型电力机车故障分析及处理...................................121.升不起弓........................................................122.途中刮弓........................................................123.主断合不上......................................................134.主变流器CI故障.................................................135.主接地...........................................................136.辅助变流器故障..................................................147.复合冷却器风机故障.............................................148.牵引风机故障....................................................159.油泵故障........................................................1510.水泵故障.......................................................1511.油温高故障.....................................................1512.控制回路接地“控制接地”指示灯亮............................1513.原边过流，次边过流............................................1514.空转严重.......................................................1615.HXD3C机车列供电故障处理方法...................................16结论...................................