HYPOPLASTICITY

作品数:7被引量:22H指数:4
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相关领域:建筑科学更多>>
相关期刊:《Underground Space》《Science China(Technological Sciences)》《Water Science and Engineering》《Frontiers of Structural and Civil Engineering》更多>>
相关基金:国家自然科学基金更多>>
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Hypoplastic particle finite element model for cutting tool-soil interaction simulations:Numerical analysis and experimental validation被引量:2
《Underground Space》2018年第1期61-71,共11页Abdiel Ramon Leon Bal Ulrich Hoppe Thai Son Dang Klaus Hackl Günther Meschke 
This study presents numerical and experimental models for the analysis of the excavation of soft soils by means of a cutting tool.The computational model is constructed using an Updated Lagrangean(UL)velocity-based Fi...
关键词:Velocity-basedfinite elements formulation HYPOPLASTICITY Large deformations Particlefinite elements Cutting tool-soil interaction Excavation experiments 
Calibration and performance of two different constitutive models for rockfill materials
《Water Science and Engineering》2016年第3期227-239,共13页Lin-ke Li Zhan-jun Wang Si-hong Liu Erich Bauer 
supported by the CRSRI Open Research Program(Grant No.CKWV2016375/KY);the National Natural Science Foundation of China(Grants No.51609182,51379130,and 51209141);the Chinese Scholarship Council
In this paper, two different concepts for the constitutive modeling of the mechanical behavior of creep-sensitive rockfill materials are presented. Specifically, the performance of an extended generalized plasticity m...
关键词:ROCKFILL material CREEP GENERALIZED PLASTICITY HYPOPLASTICITY CONSTITUTIVE model 
The strength-dilatancy characteristics embraced in hypoplasticity
《Frontiers of Structural and Civil Engineering》2013年第2期178-187,共10页Zhongzhi FU Sihong LIU Zijian WANG 
This work was supported by the National Natural Science Foundation of China(Grant Nos.51209141 and 51179059);the Fund for Young Scientists in the Nanjing Hydraulic Research Institute(No.Y312004).
The strength-dilatancy characteristics of frictional materials embraced in the hypoplastic model proposed by Gudehus and Bauer are investigated and compared with the revised model suggested by Huang.In the latter the ...
关键词:STRENGTH DILATANCY HYPOPLASTICITY frictional materials 
Hypoplastic constitutive modelling of the wetting induced creep of rockfill materials被引量:10
《Science China(Technological Sciences)》2012年第7期2066-2082,共17页FU ZhongZhi CHEN ShengShui LIU SiHong 
supported by the National Natural Science Foundation of China (Grant Nos. 51179059,90815024);the Fund for Young Scientists in Nanjing Hydraulic Research Institute (Grant No. Y312004)
Discrete element simulations of one-dimensional compression of breakable granular assemblies were performed to investigate the capability of the exponential compression equation suggested by Bauer.The relationship bet...
关键词:rockfill materials wetting induced creep HYPOPLASTICITY constitutive model dam engineering 
Influence of pressure and density on the rheological properties of rockfills被引量:4
《Frontiers of Structural and Civil Engineering》2012年第1期25-34,共10页Erich BAUER Zhongzhi FU Sihong LIU 
This work was partially supported by the National Natural Science Foundation of China(Grant No.51179059);the Fund for Young Scientists in Nanjing Hydraulic Research Institute。
Long-term deformations of rockfill dams can be related to the type of dam,the pre-compaction achieved during the construction of the dam,the history of loading events,the rheological properties of the rockfill materia...
关键词:rockfills solid hardness wetting deformation HYPOPLASTICITY CREEP 
Hypoplastic constitutive modeling of wetting deformation of weathered rockfill materials被引量:5
《Frontiers of Structural and Civil Engineering》2010年第1期78-91,共14页Erich BAUER Zhongzhi FU Sihong LIU 
Support from the Ministry for Science and Technology in China and the Federal Ministry of Education,Science and Culture in Austria for the bilateral scientific-technological cooperation(Grant No.CN 01/2007)between Hohai University,Tsinghua University,Vienna University of Technology,University Innsbruck and Graz University of Technology is greatly acknowledged;China Scholarship Council(CSC)
The wetting deformation of weathered rockfill materials has been attracting growing attention from both engineers and scientists.The importance of realistic predictions of wetting deformations for high earth and rockf...
关键词:rockfill dams weathered granular materials HYPOPLASTICITY solid hardness CREEP stress relaxation 
An improved hypoplastic constitutive model of rockfill considering effect of stress path被引量:4
《Journal of Central South University》2009年第6期1006-1013,共8页相彪 张宗亮 迟世春 
Projects(50479057, 50639060) supported by the National Natural Science Foundation of China
An incrementally nonlinear hypoplastic constitutive model was introduced, which was developed without recourse to the concepts in elastoplasticity theory such as yield surface, plastic potential and the decomposition ...
关键词:HYPOPLASTICITY constitutive model stress path triaxial drained test ROCKFILL 
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