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Author:

徐姣 (徐姣.) | 尚德广 (尚德广.) (Scholars:尚德广)

Abstract:

S-W损伤参量可以反映多轴非比例加载下附加强化度对疲劳损伤的影响,将其引到入Chaboche连续疲劳损伤力学模型中,提出一个新的非线性连续疲劳损伤累积模型,该模型可以反映出多级加载下载荷模式以及加载幅值不断变化对疲劳损伤的非线性影响,并且对于在疲劳极限以下加载的情况也可以进行疲劳损伤预测,通过多轴两级以及复杂的多级加载试验数据验证表明,该模型的预测结果令人满意。

Keyword:

变幅加载 多轴疲劳 非线性疲劳损伤累积 非比例附加强化

Author Community:

  • [ 1 ] 北京工业大学机电学院

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Source :

Year: 2010

Language: Chinese

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 8

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