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Impact of injection pressure and polyaxial stress on hydraulic fracture propagation and permeability evolution in graywacke:Insights from discrete element models of a laboratory test
《Journal of Rock Mechanics and Geotechnical Engineering》2025年第4期2344-2359,共16页Haimeng Shen Jeoung Seok Yoon Arno Zang Hannes Hofmann Xiaying Li Qi Li 
supported by the Knowledge Innovation Program of Wuhan-Basic Research (Grant No.2022010801010159);support from the Helmholtz Association's Initiative and Networking Fund for the Helmholtz Young Investigator Group ARES (Contract number VH-NG-1516);supported by the Swedish Radiation Safety Authority (Project SSM2020-2758).
Understanding the hydromechanical behavior and permeability stress sensitivity of hydraulic fractures is fundamental for geotechnical applications associated with fluid injection.This paper presents a three-dimensiona...
关键词：Hydraulic fracture Discrete element model(DEM) Polyaxial stress Permeability evolution Crack front Fluid pressure front 
A family of non-conforming crack front elements of quadrilateral and triangular types for 3D crack problems using the boundary element method被引量：2
《Frontiers of Mechanical Engineering》2019年第3期332-341,共10页Guizhong XIE Fenglin ZHOU Hao LI Xiaoyu WEN Fannian MENG 
the National Natural Science Foundation of China (Grant Nos. 11602229 and 11602082);Hunan Provincial Natural Science Foundation of China (Grant No. 2017JJ3061);Key Scientific and Technological Project of Henan Province (Grant No. 192102210227).
This study focuses on establishing nonconforming crack front elements of quadrilateral and triangular types for 3D crack problems when the dual boundary element method is applied. The asymptotic behavior of the physic...
关键词：TAYLOR expansion CRACK FRONT ELEMENTS stress intensity factors dual boundary element method 
Mathematical Modelling and 3D FEM Analysis of the Influence of Initial Stresses on the ERR in a Band Crack’s Front in the Rectangular Orthotropic Thick Plate被引量：2
《Computers, Materials & Continua》2017年第3期249-270,共22页Arzu Turan Dincel Surkay DAkbarov 
This paper deals with the mathematical modelling and 3D FEM study of the energy release rate(ERR)in the band crack’s front contained in the orthotropic thick rectangular plate which is stretched or compressed initial...
关键词：Band crack energy release rate stress intensity factor initial stress orthotropic material rectangular plate 3D FEM 
Investigation on 3D fatigue crack propagation in surface-cracked specimens
《Theoretical & Applied Mechanics Letters》2013年第4期18-22,共5页X.Li H.Yuan J.Y.Sun 
supported by the German Science Foundation(DFG, YU119/5-2)
In the present work the fatigue crack growth in AISI304 specimens is investigated experimentally. In 3D finite element analysis the virtual crack closure technique is applied to calculate distributions and variations ...
关键词：surface crack crack front fatigue crack growth 3D stress intensity factor 
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