HXN3型机车电子部件失效模式分析与可靠性提升  

Failure mode analysis and reliability improvement of electronic components for HXn3 locomotive

作　　者：邹士涛 ZOU Shitao(Repair Section of Rolling Stock and Traction Department,China Railway Shenyang Group Co.,Ltd.,Shenyang 110001,China)

机构地区：[1]中国铁路沈阳局集团有限公司机务部检修科,辽宁沈阳110001

出　　处：《铁道机车与动车》2023年第5期46-48,4,I0002,共5页Railway Locomotive and Motor Car

摘　　要：针对HXN3型内燃机车控制系统关键电子部件如车载微机、辅助供电相控器和主发励磁斩波器等常见惯性质量问题,系统地分析部件的失效模式,提出整改优化措施,达到提高机车检修质量、降低机车故障率的目的。Aiming at the common quality problems of key electronie components in the control system of HXN3 diesel locomotive,such as on-board microcomputers,auxiliary power phase controllers and main generator excitation choppers,we systematically analyze the failure modes and propose retification and optimization measures to improve the locomotive maintenance quality and reduce the locomotive failure rale.

关 键 词：HXN3型机车 控制系统 故障分析 整改优化 

分 类 号：U262.73[机械工程—车辆工程]