KZ4A型机车转向架轴重增加后的设计改进  

Improvement of type KZ4A locomotive's bogie with axle-load increased

作　　者：陈清明[1] 张红军[2] 罗赟[2] 张开林[2] 

机构地区：[1]中国南车集团株洲电力机车有限公司,湖南株洲412001 [2]西南交通大学机车车辆研究所,四川成都610031

出　　处：《电力机车与城轨车辆》2006年第5期21-24,共4页Electric Locomotives & Mass Transit Vehicles

摘　　要：借鉴国内外200km/h等级机车轴重设计经验,通过对机车动力学性能的分析和对转向架主要部件的疲劳强度校核等,提出了KZ4A型机车转向架轴重增加后的设计改进措施。Reference to the other country＇s experience in design the axle-load of the locomotive with service speed of 200 km/h, basing on dynamics performance analysis of the locomotive and fatigue strength analysis of the main parts of the bogie, improving measures of the type KZ4A locomotive＇s bogie are put forward after the axle-load increased.

关 键 词：机车 轴重 动力学 弹簧 制动 强度计算 

分 类 号：U260.331[机械工程—车辆工程]