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J. Cent. South Univ. (2021) 28: 954-967 DOI: https://doi.org/10.1007/s11771-021-4656-3 Non-linear creep damage model of sandstone under freeze-thaw cycle LI Jie-lin(李杰林)1, 2, 3, ZHU Long-yin(朱龙胤)1... Nature 2021 Abstract: To study rock damage characteristics under long-term freeze-thaw cycles and loads, rock freeze-thaw and creep damage factors were defined based on nuclear magnetic resonance......
J. Cent. South Univ. (2018) 25: 2523-2536 DOI: https://doi.org/10.1007/s11771-018-3933-2 Thermal damage constitutive model for rock considering damage threshold and residual strength XU Xiao-li(徐小丽... temperature and high pressure. On the basis of Lemaitre’s strain-equivalent principle, combined with statistics and damage theory, a statistical constitutive model of rock thermal damage under triaxial......
Visco-elastoplastic damage constitutive model for compressed asphalt masticZENG Guo-wei(曾国伟)1, 2, YANG Xin-hua(杨新华)1, BAI Fan(白凡)1, GAO Hu(高虎)1(1. School of Civil Engineering and Mechanics, Huazhong... behavior of compressed asphalt mastic, a visco-elastoplastic damage constitutive model is proposed in this work. The model parameters are treated as quadratic polynomial functions with respect to stress......
Thermal-hydro-mechanical coupling damage model of brittle rockLI Peng(李鹏), RAO Qiu-hua(饶秋华), LI Zhuo(李卓), MA Wen-bo(马雯波), MA Bin(马彬)(School of Civil Engineering, Central South University, Changsha 410075, China)Abstract:Based on fluid mechanics, thermodynamics and damage mechanics, thermal-hydro-mechanical (THM) coupling damage model of brittle rock is established by analyzing THM coupling......
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Non-local damage and fracture model of rock and concrete-like materials BI Zhong-wei(毕忠伟)1, 2, ZHANG Ming(张 明)1, JIN Feng(金 峰)1 1. State Key Laboratory of Hydroscience and Hydraulic... of the non-local phenomena appearing in the rock and concrete-like materials, the non-local damage and fracture model of rock and concrete-like materials was established through non-local method of Gaussian......
J. Cent. South Univ. Technol. (2009) 16: 0669-0676 DOI: 10.1007/s11771-009-0111-6 Statistical damage model for quasi-brittle materials under uniaxial tension CHEN Jian-yun(陈健云), BAI Wei-feng(白卫..., the catastrophe theory and the acoustic emission test, a new motivated statistical damage model for quasi-brittle solid was developed. Taking concrete for instances, the rationality and the flexibility......
Application of fuzzy theory on earthquake damage rate estimation of buildingsSHAO Yang-wei(邵扬威)1, WU Yu-shiang(吴玉祥)2, KAO Shih-feng(高士峰)1, HUANG Chi-jan(黄麒然)1, CHANG Kuan-yung(张宽勇)3(1. Graduate... that influence post-earthquake building damage (e.g., ground motion parameters, building structure, site information, and quality of construction). Consequently, it is necessary to develop an appropriate building......
Damage alarming of long-span suspension bridge based on GPS-RTK monitoringMIAO Chang-qing(缪长青)1, 2, WANG Man(王蔓)1, TIAN Hong-jin(田洪金)1, FENG Zhao-xiang(冯兆祥)3, CHEN Ce(陈策)4(1. School of Civil... provincial Transportation Engineering Construction Bureau, Nanjing 210004, China4. Jiangsu Taizhou Bridge Ltd. Co., Taizhou 225321, China)Abstract:Structure damage identification and alarming of long......