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Author:

尚德广 (尚德广.) (Scholars:尚德广) | 王大康 (王大康.)

Indexed by:

CQVIP PKU CSCD

Abstract:

根据疲劳损伤具有局部性的特点,在应力场强法的基础上,提出了缺口疲劳损伤局部应力应变场理论;该理论可同时考虑缺口根部局部应力应变梯度对疲劳损伤的影响. 通过对缺口件进行随机交变加载下的弹塑性有限元分析,提出一种随机加载疲劳寿命预测的局部应力应变场强法;由该法来预测缺口件疲劳裂纹形成寿命,其精度要好于传统的局部应力应变法.

Keyword:

局部应力应变场强 寿命预测 弹塑性有限元分析 疲劳损伤 随机加载

Author Community:

  • [ 1 ] [尚德广]北京工业大学
  • [ 2 ] [王大康]北京工业大学

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Source :

北京工业大学学报

ISSN: 0254-0037

Year: 2001

Issue: 4

Volume: 27

Page: 433-436

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 11

Chinese Cited Count:

30 Days PV: 14

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