NJ_2型内燃机车振动原因浅析  

Vibration cause analysis of NJ_2 diesel locomotive

作　　者：郭欣 

机构地区：[1]格尔木机务段,青海格尔木816000

出　　处：《铁道机车与动车》2014年第6期24-27,共4页Railway Locomotive and Motor Car

摘　　要：针对运用于青藏线NJ2型机车长期存在的振动问题,从减振系统、轴箱定位、导框间隙、轮缘偏磨等9个方面分析其对机车振动的影响,提出了相应的改进建议。Aiming at a long-term vibration problem occurred in NJ2 locomotive running on Qinghai-Tibet line,its effect on the locomotive is analyzed from 9 aspects such as damping system,axle box guidance,pedestal clearance with pedestal guide,wheel flange partial wear and so on,and the corresponding suggestion for improvement is put forward.

关 键 词：NJ2型机车 走行部 振动 原因 建议 

分 类 号：U262.11[机械工程—车辆工程]