effect stress strength factor 有效应力强度因子
Effective stress strength factor 有效应力强度因子
amplitude of stress strength factor 应力强度因子幅度
creep rupture stress strength factor 蠕变断裂应力强度因子
equivalent stress strength factor range 当量应力强度因子范围
A computation program has been developed, using a two dimension boundary element method, for calculation of stress strength factor at the welding crackle tip.
反映裂纹尖端附近区域应力场强度的物理量称为应力强度因子。它和裂纹大小、形状以及外应力有关。
Mesoscopic damage size on the top of crack is analysed, the effective stress strength factor is defined, the mode I crack damage fracture criteria is presented.
以混凝土单轴拉压损伤为基础，给出了单元弹性损伤本构关系，分析了裂纹尖端损伤微裂区尺寸，定义了有效应力强度因子，给出了I型裂纹损伤断裂判据。
Using the LFEM theory, the author provided the computing method of stress strength factor of crack and the criteria of crack instability propagation and propagation angle.
本文根据砂岩储层的物理力学特征，运用断裂力学理论，给出了储层裂缝的应力强度因子的计算方法，定量地分析了开发过程中储层裂缝失稳扩展的判据、裂纹扩展方向。
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