岩石的复合型初始断裂准则 - 中南大学学报（自然科学版、英文版） 关键字: 岩石破裂； 脆性断裂； 断裂准则[gap=392]Key words: rock ruptures； brittle fracture； fracture criteria
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elastic-plastic fracture criteria 弹塑性断裂准则
ductile fracture criteria 韧性断裂准则
plastic fracture criteria 弹塑性断裂准则
Oyane fracture criteria Oyane开裂准则
dynamic fracture criteria 动态断裂准则
temporal fracture criteria 时间性破坏准则
mixed-mode fracture criteria 复合型断裂准则
mixed mode fracture criteria 复合型断裂准则
Criteria of Fracture 断裂准则
The applicable range and accuracy of six ductile fracture criteria often used in engineering analysis are compared and evaluated.
比较和评价了工程中常用的六种韧性断裂准则的适用范围和准确度。
参考来源 - 金属成形过程的细观损伤力学模型及韧性断裂准则研究·2,447,543篇论文数据，部分数据来源于NoteExpress
At present, some ductile fracture criteria are applied only to predict the forming limit in stamping forming of simple axisymmetric part.
目前已提出的韧性断裂准则预测板料成形极限，只在简单轴对称件中得到应用。
The calculation results show that the fracture criteria of the rock compression-shear mixed-mode crack based on the strength criteria are rational;
计算结果表明，基于强度准则建立的岩石压剪断裂判据比较合理；
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。
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