Search Results - "Tang, C.A."

Numerical model for the cracking behavior of heterogeneous brittle solids subjected to thermal shock by Tang, S.B., Zhang, H., Tang, C.A., Liu, H.Y.

“…•A thermo-mechanical coupling model is developed to study the cracking of heterogeneous brittle solids subjected to thermal shock.•The higher the initial…”
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Rockburst characteristics and microseismic monitoring of deep-buried tunnels for Jinping II Hydropower Station by Ma, T.H., Tang, C.A., Tang, L.X., Zhang, W.D., Wang, L.

“…[Display omitted] Generally, there is a seismogenic process before rockbursts occurrence, accompanied by formation of a great amount of micro-cracks and…”
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Crack propagation from a filled flaw in rocks considering the infill influences by Chang, Xu, Deng, Yan, Li, Zhenhua, Wang, Shuren, Tang, C.A.

“…This study presents a numerical and experimental study of the cracking behaviour of rock specimen containing a single filled flaw under compression. The…”
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Stability analysis of underground oil storage caverns by an integrated numerical and microseismic monitoring approach by Ma, K., Tang, C.A., Wang, L.X., Tang, D.H., Zhuang, D.Y., Zhang, Q.B., Zhao, J.

“…Underground storage in unlined caverns is of great significance for storing energy resources. Construction of underground storage caverns is an extremely…”
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Numerical simulation of Brazilian disk rock failure under static and dynamic loading by Zhu, W.C., Tang, C.A.

“…A numerical simulator based on RFPA (Rock Failure Process Analysis) is used to study the deformation and failure process of a Brazilian disk of heterogeneous…”
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Damage smear method for rock failure process analysis by G. Li, X.F. Cheng, H. Pu, C.A. Tang

“…Damage smear method (DSM) is adopted to study trans-scale progressive rock failure process, based on statistical meso-damage model and finite element solver…”
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Numerical simulation on rockburst of underground opening triggered by dynamic disturbance by Zhu, W.C., Li, Z.H., Zhu, L., Tang, C.A.

“…The dynamic disturbance, which is termed as the time-dependent loading such as explosion, vibration, stress impact from neighboring rockbursts, earthquakes,…”
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2D-numerical analysis of hydraulic fracturing in heterogeneous geo-materials by Wang, S.Y., Sun, L., Au, A.S.K., Yang, T.H., Tang, C.A.

“…A geo-material failure process analysis (F-RFPA2D), considering the coupling of stress distribution, fluid flow, and element damage evolution, is used to…”
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Effects of excavation unloading on the energy-release patterns and stability of underground water-sealed oil storage caverns by Zhuang, D.Y., Tang, C.A., Liang, Z.Z., Ma, K., Wang, S.Y., Liang, J.Z.

“…Large-scale underground water-sealed oil storage caverns have become an important method for storing strategic crude oil reserves worldwide. Previous studies…”
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The development of polygonal fractures due to contraction: A disorder to order transition by Tang, S.B., Tang, C.A., Liang, Z.Z., Luo, J., Wang, Q.

“…•A mesomechanical model of thermal cracking in brittle material was proposed.•The formation of polygonal surface fractures during cooling was numerically…”
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A coupled thermo-hydrologic-mechanical damage model and associated application in a stability analysis on a rock pillar by Li, L.C., Tang, C.A., Wang, S.Y., Yu, J.

“…► A model of coupled thermal-hydrologic-mechanical damage (THMD) is proposed. ► The outlines and numerical implementation of the THMD model are presented. ►…”
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Microcrack statistics, Weibull distribution and micromechanical modeling of compressive failure in rock by Wong, Teng-fong, Wong, Robina H.C., Chau, K.T., Tang, C.A.

“…Statistics of the mechanical and failure properties on the grain scale are often assumed to follow the Weibull distribution in numerical simulations of failure…”
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Numerical analysis of the failure process around a circular opening in rock by Wang, S.Y., Sloan, S.W., Sheng, D.C., Tang, C.A.

“…► We numerically simulate the failure process of a circular opening in rock. ► The numerical results are in very good agreement with the experimental results…”
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Analysis of crack coalescence in rock-like materials containing three flaws—Part I: experimental approach by Wong, R.H.C, Chau, K.T, Tang, C.A, Lin, P

“…Fractures in the forms of joints and microcracks are commonly found in natural rocks, and their failure mechanism strongly depends on the crack coalescence…”
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Numerical studies of the influence of microstructure on rock failure in uniaxial compression — Part I: effect of heterogeneity by Tang, C.A, Liu, H, Lee, P.K.K, Tsui, Y, Tham, L.G

“…A numerical parameter-sensitivity analysis has been conducted to evaluate the effect of heterogeneity on the fracture processes and strength characterization…”
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Analysis of crack coalescence in rock-like materials containing three flaws—Part II: numerical approach by Tang, C.A., Lin, P., Wong, R.H.C., Chau, K.T.

“…By using a Rock Failure Process Analysis code, RFPA 2D, numerical simulations on samples of rock-like material containing three flaws under uniaxial…”
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Numerical simulation of the rock fragmentation process induced by indenters by Liu, H.Y, Kou, S.Q, Lindqvist, P.-A, Tang, C.A

“…Rock fragmentation processes induced by single and double indenters were examined by a numerical method. The simulated results reproduce the progressive…”
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Mesomechanical model of moisture diffusion and shrinkage cracking in building material – Model development by Tang, S.B., Yu, Q.L., Li, H., Yu, C.Y., Bao, C.Y., Tang, C.A.

“…•A mesomechanical model of moisture diffusion in building material is proposed.•Heterogeneity is an important parameter that influences the moisture…”
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Numerical tests of thermal cracking induced by temperature gradient in cement-based composites under thermal loads by Fu, Y.F., Wong, Y.L., Poon, C.S., Tang, C.A.

“…This paper presents the development of a new method to model the thermal stresses and cracks in a heterogeneous cement-based composite material under elevated…”
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Numerical Simulation of Cumulative Damage and Seismic Energy Release During Brittle Rock Failure—Part I: Fundamentals by Tang, C.A, Kaiser, P.K

“…This paper presents a numerical approach for the simulation of damage initiation and propagation causing seismic energy release during unstable failure of…”
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