| 钢制车体疲劳强度校核方法 |
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| 引用本文： | 李幸人,邹涛,张江田,杨俊杰.钢制车体疲劳强度校核方法[J].铁道车辆,2012,50(4):21-24,32,1. |
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| 作者姓名： | 李幸人 邹涛 张江田 杨俊杰 |
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| 作者单位： | 大同电力机车有限责任公司,山西大同,037038 |
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| 摘 要： | 介绍了在缺乏材料疲劳性能数据时进行钢制车体疲劳强度校核的方法,从静态应力极限值和焊接疲劳数据的选取、Goodman疲劳极限线图的绘制方法、常用焊接接头类型、疲劳许用应力极限的确定、设计应用等方面对该方法进行了讨论。
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| 关 键 词： | 车体 疲劳强度 疲劳极限线图 焊接接头 许用应力 |
The Checking Method for the Fatigue Strength of Steel Carbodies |
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| Institution: | LI Xing-ren,et al.(Datong Electric Locomotive Co.,Ltd.,Datong 037038,China) |
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| Abstract: | The checking method for the fatigue strength of steel carbodies with no fatigue performance data of materials is described.And the method is discussed from such aspects as the selection of static stress limit values and the welding fatigue data,the drawing method for the Goodman fatigue limit diagram,the types of common welding joints,determination of allowable fatigue stress limit,design and application. |
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| Keywords: | carbody fatigue strength fatigue limit chart diagram welding joint allowable stress |
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