高速列车轮轴微动疲劳影响因素概述  

Overview of Factors Influencing Fretting Fatigue of Wheel Axle of High-speed Train

作　　者：向学渊[1] 何国求[1] 刘兵[1] 胡正飞[1] 朱旻昊[2] 

机构地区：[1]同济大学材料科学与工程学院、上海市金属功能材料开发应用重点实验室,上海200092 [2]西南交通大学牵引动力国家重点实验室,成都610031

出　　处：《材料导报》2009年第1期63-66,共4页Materials Reports

基　　金：国家973计划资助项目(2007CB714700#)

摘　　要：对影响微动疲劳的各种因素进行了概括总结,特别是对高速列车轮轴微动疲劳有重大影响的位移幅度?接触压力?频率?环境和表面处理状况等因素进行了详细的讨论。归纳了微动疲劳寿命随各影响因素变化的规律,指出了各因素作用机理的主要研究进展,在此基础上,对高速列车轮轴微动疲劳的研究前景进行了展望。The factors that influence the fretting fatigue are summarized. The effect of the displacement amplitude, contact pressure, frequency, environment and surface treatment on the wheel axle of high-speed train are discussed in detail especially. The changes of fretting fatigue life with each influencing factor are concluded, and major research advances of the impact mechanisms are analyzed. On this basis, the prospect of research on the fretting fatigue of the wheel axle of high-speed train is presented.

关 键 词：微动疲劳 位移幅度 接触压力 频率 

分 类 号：TG146.23[一般工业技术—材料科学与工程] TQ323.8[金属学及工艺—金属材料]