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Author:

李潇 (李潇.) | 张栋樑 (张栋樑.) | 陈莹 (陈莹.) | 张亦良 (张亦良.)

Abstract:

研究了矩形截面梁的弹塑性过程泊松比υ及材料进入塑性后的性态与卸载后的残余应力分布情况。并以模拟冷拔的作用形式对矩形截面梁在屈服极限以上进行反复加卸载,在此基础上用电测法观察试件的应力、应变情况,并用X射线法对试件进行表面应力的测定。验证了反复加卸载对试件的抗弯能力的影响、此过程中应力应变与试件表面残余应力之间的关系。

Keyword:

残余应力 弹塑性 泊松比υ 矩形截面梁

Author Community:

  • [ 1 ] 北京工业大学建工学院

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Source :

Year: 2007

Language: Chinese

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ESI Highly Cited Papers on the List: 0 Unfold All

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30 Days PV: 0

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