Plastic fatigue damage 塑性疲劳损伤
plastic fatigue crack growth 裂纹塑性疲劳扩展
Elastic-plastic fatigue crack 弹塑性疲劳裂纹
plastic c fatigue 塑性疲劳
In the low cycle plastic fatigue period, the fatigue progress life Nfcan al - so be increased by 1 time.
在低周塑性疲劳阶段构件的疲劳开裂寿命仍可提高1倍左右。
In this paper the mechanism of plastic fatigue crack growth (PFCG) was analyzed and an appropriate criterion was proposed. Elastic-plastic (incremental) finite-element method was used to study PFCG.
本文分析了裂纹塑性疲劳扩展的力学机理，提出了裂纹塑性疲劳扩展的判据。
The cumulative plastic strain energy increases with the increase of the loading frequency and stress level, which is linear with fatigue life on semilog coordinate.
累积塑性应变能随着加载频率及应力水平的增加而增加，与疲劳寿命在半对数坐标下呈线性关系。
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