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考虑软化效应的黏聚裂纹张开位移分析 被引量:21

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摘要 为研究岩石混凝土陶瓷类准脆性材料的张开型裂纹扩展过程,Hillerborg等人引入了应变软化概念,把断裂过程区抽象为具有黏聚力分布的裂纹.用多项式或幂级数表达黏聚裂纹张开位移分布,通过弹性理论与积分方程解答建立裂纹黏聚力与张开位移分布之间的关系,由变分计算确定了有关物理量.算例数值结果与实验测定值比较符合.
出处 《中国科学(G辑)》 CSCD 2006年第1期59-71,共13页
基金 国家自然科学基金(批准号:10272068 50438010) 山东省自然科学基金资助项目
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参考文献21

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二级参考文献10

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同被引文献177

引证文献21

二级引证文献77

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