LARGE-DEFORMATION

作品数：9被引量：65H指数：4
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Large-deformation finite-element modeling of seismic landslide runout: 3D probabilistic analysis with cross-correlated random field
《Journal of Rock Mechanics and Geotechnical Engineering》2025年第1期385-398,共14页Xuejian Chen Shunping Ren Kai Yao Rita Leal Sousa 
supported by the National Natural Science Foundation of China(Grant No.U22A20596);the Shenzhen Science and Technology Program(Grant No.GJHZ20220913142605010);the Jinan Lead Researcher Project(Grant No.202333051).
Landslides significantly threaten lives and infrastructure, especially in seismically active regions. This study conducts a probabilistic analysis of seismic landslide runout behavior, leveraging a large-deformation f...
关键词：Landslide runout Large-deformation simulation CROSS-CORRELATION Runout distance Soil spatial variability Landslide hazard assessment 
A dynamic large-deformation particle finite element method for geotechnical applications based on Abaqus
《Journal of Rock Mechanics and Geotechnical Engineering》2023年第7期1859-1871,共13页Weihai Yuan Jinxin Zhu Neng Wang Wei Zhang Beibing Dai Yuanjun Jiang Yuan Wang 
the National Natural Science Foundation of China(Grant No.41807223);the Fundamental Research Funds for the Central Universities(Grant No.B210202096);the Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDA 23090202).
In this paper,the application of Abaqus-based particle finite element method(PFEM)is extended from static to dynamic large deformation.The PFEM is based on periodic mesh regeneration with Delaunay triangulation to avo...
关键词：ABAQUS Collapse of granular materials DYNAMICS Large deformation Particle finite element method(PFEM) Rigid strip footing 
A 2D Staggered Multi-Material ALE Code Using MOF Interface Reconstruction
《Numerical Mathematics(Theory,Methods and Applications)》2021年第1期219-241,共23页Yibing Chen Junxia Cheng Liang Pan Haihua Yang Heng Yong Xin Yu 
This work was performed under the auspices of National Natural Science Founda-tion of China(No.11702030);NSAF(No.U1630247).
Hydrocodes are necessary numerical tools in the fields of implosion and high-velocity impact,which often involve large deformations with changing-topology interfaces.It is very difficult for Lagrangian or Simplified A...
关键词：Staggered Lagrangian scheme multi-material ALE MOF interface reconstruction large-deformation problems 
Construction Technology of Large-deformation High Geostress Soft Rock Tunnel被引量：1
《Journal of World Architecture》2021年第1期30-32,共3页Xuguang Zheng Heng Zhang Xuesong Su 
In the process of tunnel construction,if large-deformation occurs in high geostress soft rock,it will likely cause geological disasters.This situation will not only seriously affect the smooth progress of tunnel const...
关键词：Tunnel construction High geostress soft rock LARGE-DEFORMATION Construction technology 
Support principles of NPR bolt/cable and control techniques of large-deformation disasters被引量：8
《International Journal of Mining Science and Technology》2016年第6期967-973,共7页Tao Zhigang Zhang Haijiang Chen Yifan Jiang Chaochao 
Financial support for this work was provided by the National Natural Science Foundation of China (No.41502323)
Deep mining has been paid much more attention because of the depletion of shallow mining resources.Traditional bolts could be invalid to accommodate large displacement and deformation in geomaterials.Consequently, alt...
关键词：Negative Poisson＇s Ratio （NPR）Large-deformation related disaster Constitutive relationship Landslide prediction 
Mechanism and technology study of collaborative support with long and short bolts in large-deformation roadways被引量：5
《International Journal of Mining Science and Technology》2015年第4期587-593,共7页Yu Hui Niu Zhiyong Kong Linggen Hao Caicheng Cao Peng 
supported by the State Key Program of National Natural Science Foundation of China(No.51234005);the State Key Program of National Natural Science Foundation-Coal Joint Fund(No.51134018)
Common short bolts of equal length are widely used to support the roofs of roadways in coal mines.However, they are insufficient to keep the roof stable against large deformations, so docking long bolts with high leve...
关键词：Collaborative support with long and shortbolt Docking long bolt Numerical analysis Similarity simulation 
SIMULATION OF THE IN-PILE BEHAVIORS EVOLUTION IN NUCLEAR FUEL RODS WITH THE IRRADIATION DAMAGE EFFECTS被引量：2
《Acta Mechanica Solida Sinica》2014年第6期551-567,共17页Xin Gong Yijie Jiang Shurong Ding Yongzhong Huo Canglong Wang Lei Yang 
Project supported by the National Natural Science Foundation of China(Nos.11172068,91226101,11072062 and91026005);the Research Fund for the Doctoral Program of Higher Education of China(No.20110071110013);the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDA01020304)
Based on the commercial computational software, a three-dimensional finite ele- ment model to simulate the thermo-mechanical behaviors in a nuclear fuel rod is established; By taking into consideration irradiation-swe...
关键词：irradiation hardening irradiation creep LARGE-DEFORMATION thermo-mechanicalcoupling FEM 
Studies on classification,criteria and control of rockbursts被引量：42
《Journal of Rock Mechanics and Geotechnical Engineering》2012年第2期97-114,共18页Manchao He Hongman Xia Xuena Jia Weili Gong Fei Zhao Kangyuan Liang 
This paper attempts to present the findings involving rockbursts classification, rockburst failure criteria, and related control measures. Experimental investigations were performed using the strainburst testing machi...
关键词：rockburst experiments true triaxial unloading constant-resistance and large-deformation bolt （CRLDB） rockburstcontrol 
Research of Optical Fiber Coil Winding Model Based on Large-deformation Theory of Elasticity and Its Application被引量：7
《Chinese Journal of Aeronautics》2011年第5期640-647,共8页JIA Ming YANG Gongliu 
Fundamental Research Funds for the Central Universities (YWF-10-01-B30)
Optical fiber coil winding model is used to guide proper and high precision coil winding for fiber optic gyroscope （FOG） application. Based on the large-deformation theory of elasticity, stress analysis of optical f...
关键词：fibers fiber optics LARGE-DEFORMATION fiber optic gyroscope spiral-disc winding quadrupole pattern 
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