Results 111 to 120 of about 14,285 (229)

A proposed generalized constitutive equation for nonlinear para-isotropic materials [PDF]

Finite element models of varying complexities were used to solve problems in solid mechanics. Particular emphasis was given to concrete which is nonisotropic at any level of deformation and is also nonlinear in terms of stress-strain ...
Hu, K. K., Huang, C. J., Swartz, S. E.
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Development of Landslide Warning System [PDF]

, 2019
Landslides cause approximately 25 to 50 deaths and US$1 - 2 billion worth of damage in the United States annually. They can be triggered by humans or by nature.
Riad, Beshoy, Zhang, Xiong
core  

Experimental study on granite and the determination of its true strain-rate effect

Latin American Journal of Solids and Structures
To accurately determine the true strain-rate effect of granite in split Hopkinson pressure bar (SHPB) tests, systematic experimental studies from quasi-static to dynamic loading on the same batch of granite samples is required.
Yong Cai, Shuisheng Yu, Yubin Lu
doaj   +1 more source

Experimental Analysis and Failure Criterion of Plain Concrete Subjected to Biaxial Loading under Fixed Lateral Loading

Advances in Civil Engineering, 2019
By using a rock true triaxial apparatus hydraulic servo machine, biaxial loading experiments including biaxial compression-compression and biaxial compression-tension with fixed lateral loading on plain concretes were conducted and the stress-strain ...
Zhenpeng Yu, Xue Sun, Furong Li
doaj   +1 more source

Anisotropic strength, deformation and failure of gneiss granite under high stress and temperature coupled true triaxial compression

Journal of Rock Mechanics and Geotechnical Engineering
The anisotropic mechanical behavior of rocks under high-stress and high-temperature coupled conditions is crucial for analyzing the stability of surrounding rocks in deep underground engineering. This paper is devoted to studying the anisotropic strength,
Hongyuan Zhou, Zaobao Liu, Fengjiao Liu, Jianfu Shao, Guoliang Li   +4 more
doaj   +1 more source

Discrete element simulation method for clayey grain-cementing type methane hydrate bearing sediment considering pore size and physicochemical properties

Yantu gongcheng xuebao
Methane hydrate (MH) is an important clean energy resource, widely distributed in clayey type methane hydrate bearing sediment (MHBS) in the South China Sea.
ZHANG Xudong 1, JIANG Mingjing 2
doaj   +1 more source

Fracturing mechanism of pre-damaged granite induced by multi-source dynamic disturbances in tunnels

International Journal of Mining Science and Technology
To elucidate the fracturing mechanism of deep hard rock under complex disturbance environments, this study investigates the dynamic failure behavior of pre-damaged granite subjected to multi-source dynamic disturbances.
Biao Wang, Benguo He, Xiating Feng, Hongpu Li   +3 more
doaj   +1 more source

Damage Behaviour and Fractal Characteristics of Underground Openings Under True Triaxial Loading

Fractal and Fractional
In the context of advancements in deep resource development and underground space utilisation, deep underground engineering faces the challenge of investigating the mechanical behaviour of rocks under high-stress conditions. The present study is based on
Yunfeng Wu, Peng Li, Xiaolou Chi, Baokun Zhou, Erhui Zhang, Youdong Zhu, Changhong Li   +6 more
doaj   +1 more source

On Poisson's ratio for metal matrix composite laminates [PDF]

The definition of Poisson's ratio for nonlinear behavior of metal matrix composite laminates is discussed and experimental results for tensile and compressive loading of five different boron-aluminum laminates are presented. It is shown that there may be
Herakovich, C. T., Shuart, M. J.
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Laboratory stress-deformation characteristics of soils under static loads [PDF]

Literature survey and experiments on stress deformation characteristics of solids under static ...
Dawson, R. F., Ghazzaly, O. I.
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