IMECH-IR  > 环境力学重点实验室(2009-2011)
模拟岩石材料脆性破裂过程的三维离散元模型
Alternative TitleDISCRETE ELEMENT MODELING OF BRITTLE FAILURE PROCESS OF ROCK MATERIALS
韩永臣; 刘晓宇; 李世海
Source Publication力学与实践
2010
Volume32Issue:3Pages:50-56
ISSN1000-0879
Abstract发展一种能够模拟岩石材料脆性破裂过程的三维不规则、可变形块体离散元模型.一方面,在裂纹扩展过程中动态地将潜在破坏的连续块体沿潜在破坏方向细化为若干子块体,并在子块体之间的界面上设置连接型弹簧;另一方面,连接型弹簧在满足张拉-剪切复合破坏准则时发生脆性破裂,转变为接触型弹簧,实现材料由连续到非连续的破裂.借助动态松弛技术完成求解,通过计算实例验证该方法的适用性
Keyword岩石材料 脆性破坏 离散元 张拉-剪切复合破坏
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Indexed ByCSCD
Language中文
Funding Organization国家自然科学基金项目(10602057),国家自然科学基金重点项目(10632100)资助
CSCD IDCSCD:3940836
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Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/43772
Collection环境力学重点实验室(2009-2011)
Corresponding Author韩永臣
Recommended Citation
GB/T 7714
韩永臣,刘晓宇,李世海. 模拟岩石材料脆性破裂过程的三维离散元模型[J]. 力学与实践,2010,32(3):50-56.
APA 韩永臣,刘晓宇,&李世海.(2010).模拟岩石材料脆性破裂过程的三维离散元模型.力学与实践,32(3),50-56.
MLA 韩永臣,et al."模拟岩石材料脆性破裂过程的三维离散元模型".力学与实践 32.3(2010):50-56.
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