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J. Cent. South Univ. (2019) 26: 3045-3056 DOI: https://doi.org/10.1007/s11771-019-4235-z Crack evolution behavior of rocks under confining pressures and its propagation model before peak stress ZUO... University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2019 Abstract: The understanding of crack propagation characteristics and law of rocks during the loading process is of great......
FATIGUE CRACK PROPAGATION OF Ni-BASE SUPERALLOYS L.Z.Ma1,E.Barbero1,X.B.Liu1,K.M.Chang1 (1.Dept. of Mechanical & Aerospace Engineering, West Virginia University, Morgantown,WV 26506-6106, USA) Abstract:Time-dependent Fatigue Crack Propagation (FCP) behaviors of five Ni-base superalloys were investigated at various temperatures under fatigue with various holding times and sustained loading......
J. Cent. South Univ. (2016) 23: 430-439 DOI: 10.1007/s11771-016-3088-y Experimental and numerical study on crack propagation in pre-cracked beam specimens under three-point bending Hadi Haeri... and numerical study on crack propagation in the pre-cracked beams specimens (concrete-like materials) is carried out using three-point bending flexural test. The crack propagation and coalescence paths......
Crack propagation of Mg-Li alloys by impact load QU Zhi-ming(曲志明)1, LIANG Xiao-ying(梁晓颖)1, ZHOU Xin-quan(周心权)2, SHI San-yuan(史三元)1 1. School of Civil Engineering, Hebei Engineering University...> Abstract: Under impact load, using energy estimation and updated finite element method, the crack propagation of Mg-Li alloys was studied, and the relations between high speed impact, time interval......
Crack spacing threshold of double cracks propagation for large-module rackZHAO Tie-zhu(赵铁柱), SHI Duan-wei(石端伟), YAO Zhe-hao(姚哲皓), MAO Hong-yong(毛宏勇), CHENG Shu-xiao(程术潇), PENG Hui(彭惠) (School... inclusions and surface cracks. To ensure its safety in the future service, studying on crack propagation rule and the residual life estimation method of large-module rack is of great significance......
J. Cent. South Univ. (2020) 27: 2367-2381 DOI: https://doi.org/10.1007/s11771-020-4455-2 A generalized cover renewal strategy for multiple crack propagation in two-dimensional numerical manifold... poses a challenge for multiple crack propagation problems and there are few references. In this study, a robust and efficient strategy is proposed to update the cover system of the numerical manifold......
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J. Cent. South Univ. Technol. (2008) 15(s1): 402-405 DOI: 10.1007/s11771-008-388-x In-plane shear (ModeⅡ) crack sub-critical propagation of rock at high temperature RAO Qiu-hua(饶秋华), XIE Hai-feng(谢海峰), XIE Qiang(谢 强) (School of Civil Engineering and Architecture, Central South University, Changsha 410083, China) Abstract: In-plane shear crack sub-critical propagation of rock at high......
J. Cent. South Univ. Technol. (2008) 15(s1): 453-456 DOI: 10.1007/s11771-008-398-8 Effect of holes on in-plane shear (Mode Ⅱ) crack sub-critical propagation of rock XIE Hai-feng(谢海峰), RAO Qiu...) test and newly designed electrically conductive adhesive method were used to measure shear crack sub-critical propagation time and rate of sandstone specimen. Different cubic specimens......
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