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含充填物结构面变形的大变形有限元模拟方法研究
STUDY ON SIMULATION OF FEM FOR LARGE DEFORMATION OF JOINT WITH FILLINGS
【Author】 Cao Wengui;Cheng Ye Hunan University,Changsha 410082 China
【机构】 湖南大学土木工程学院；
【摘要】 本文利用大变形有限元基本理论,提出了模拟含充填物结构面变形的大变形有限元等厚节理单元模型,并推导了其相关的大变形有限元计算公式,成功地解决了含充填物结构面变形的大变形有限元模拟计算问题,具有广泛的理论意义及工程实用价值。
【Abstract】 Based on basic theory of finite element method of large deformation,this paper had firstly advanced a new model of EquithicknessJoint Element for finite element menthod of large deformation,Moreover,the related formula had been deduced.It had successfully solved theproblems of simulation and computation of finte element method of large deformation for rock joint with fillings.Therefore,there had been ex-tensively theoretical significance and practical value on rock and soil engineering.
【Key words】 Equithickness Joint Element； finite element method； large deformation；
- 【会议录名称】 岩石力学新进展与西部开发中的岩土工程问题——中国岩石力学与工程学会第七次学术大会论文集
- 【会议名称】中国岩石力学与工程学会第七次学术大会
- 【会议时间】2002-09
- 【会议地点】中国西安
- 【分类号】TU43
- 【主办单位】中国岩石力学与工程学会