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Yang Cheng and Liangliang Zhang
Uniaxial and five conventional triaxial compression tests were conducted on sandstone to obtain the evolution laws of the input energy density, elastic strain energy density, and dissipative energy density. The input and dissipative energy densities incr...
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Zhongguang Sun, Qinghua Zhang, Jun Zhang, Yi Zhang and Pengfei Wang
To study the mechanical damage characteristics of rock under the effect of subversion, a series of mechanical experiments, including both uniaxial and triaxial mechanical compression experiments under various levels of water content were performed. In th...
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Elide Nastri and Paolo Todisco
Sometimes it is difficult to choose the most appropriate failure criterion for the problem analyzed. For brittle materials, attention must be paid to the availability of experimental data and the calibration of the representative parameters, within the c...
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Xiaofeng Sun, Qiaobo Hu, Yanlong Li, Mingtao Chen and Yajuan Zhang
The mechanical properties of hydrate-bearing strata in clayey-silt sediments are significantly different from those of either conventional reservoirs or hydrate-bearing sandy sediments, which poses great challenges for wellbore stability analyses. The st...
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Bin Hu, Zhen Zhang, Jing Li, Huiping Xiao and Kai Cui
The deterioration of rock mechanical properties under chemical-freezing-thawing-loading will seriously threaten the stability and safety of engineering rock mass, so the study of its constitutive model has very important theoretical and engineering appli...
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Alhussein Hilal, Abdel Monem Sanad, Mohamed H. Abdelbarr, Osman M. O. Ramadan and Hany A. Abdalla
A 3D finite element model (FEM) for predicting the distribution of lateral pressure in a square flexible walled steel silo during the filling phase was analyzed in this study. The numerical approach, developed using Abaqus software, predicts the stress s...
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He Wang, Rui Wang and Jian-Min Zhang
Suction caissons are widely used foundations in offshore engineering. The change in excess pore pressure and seepage field caused by penetration and suction significantly affects the soil resistance around the caisson wall and tip, and also affects the d...
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Chendi Cao and Mitchell Neilsen
Dam embankment breaches caused by overtopping or internal erosion can impact both life and property downstream. It is important to accurately predict the amount of erosion, peak discharge, and the resulting downstream flow. This paper presents a new mode...
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Patricia Kent
Pág. 058
La sustentabilidad es uno de los paradigmas que caracterizan al siglo XXI y como tal debe ser incorporada en la conducción de organizaciones.Peter Drucker sostenía que ?las viejas formas de dirección de empresas no prestaron atención a las personas ni a ...
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Hoyoung Jeong, Seungbeom Choi, Sudeuk Lee and Seokwon Jeon
Various numerical methods have been used to simulate the rock cutting process. Numerical simulation is a useful tool for estimating the performance of a cutting tool and for understanding the mechanism of rock cutting and interaction between a cutting to...
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