【摘要】 针对兰新二线动车组车辆异常抖动,通过对抖动较为剧烈区段钢轨情况进行调研测量,及对车轮径跳值、车轮踏面外形、车辆平稳性、振动测试分析,提出相关检修、检查建议,确保动车组运行安全。更多还原

【Abstract】 This paper discussed Lanxin second-line EMU vehicles abnormal jitter issue during its application.Through investigation and test to rail that had worse jitter issue,analysis and test to wheel radial-jump-value,wheel-tread profile,vehicle stability,vibration,related check,maintenance and overhaul proposals were finished to guarantee EMU operating safety.更多还原