Mechanical properties and energy characteristics of coal at different depths under cyclic triaxial loading and unloading
To comprehensively understand the differences in mechanical behavior of coal during the
mining process at different depths, cyclic triaxial loading and unloading (CTLU) experiments …
mining process at different depths, cyclic triaxial loading and unloading (CTLU) experiments …
[HTML][HTML] Experimental investigations on effects of gas pressure on mechanical behaviors and failure characteristic of coals
The mechanical behavior of coal is the key factor affecting underground coal mining and
coalbed methane extraction. In this study, triaxial compression and seepage tests were …
coalbed methane extraction. In this study, triaxial compression and seepage tests were …
[HTML][HTML] Damage constitutive model of uniaxially compressed coal material considering energy dissipation
P Zhang, F Gong, S Luo, X Si, L Xu - Journal of Materials Research and …, 2023 - Elsevier
Coal plays a dominant role in China's energy production and consumption, which also
serves as the cornerstone for energy security. The constitutive relationship of coal material is …
serves as the cornerstone for energy security. The constitutive relationship of coal material is …
Linear energy storage and dissipation laws and damage evolution characteristics of rock under triaxial cyclic compression with different confining pressures
LUO Song, F GONG, L LI, P Kang - … of Nonferrous Metals Society of China, 2023 - Elsevier
Triaxial cyclic compression tests with different confining pressures were conducted to
explore the energy distribution characteristics of rock and their responses to confining …
explore the energy distribution characteristics of rock and their responses to confining …
Effects of acoustic emission and energy evolution of rock specimens under the uniaxial cyclic loading and unloading compression
Q Meng, M Zhang, L Han, H Pu, T Nie - Rock Mechanics and Rock …, 2016 - Springer
Characteristics of energy accumulation, evolution, and dissipation in uniaxial cyclic loading
and unloading compression of 30 sandstone rock specimens under six different loading …
and unloading compression of 30 sandstone rock specimens under six different loading …
Effect of unloading rate on the mechanical behavior and fracture characteristics of sandstones under complex triaxial stress conditions
Y Zhao, J Bi, C Wang, P Liu - Rock Mechanics and Rock Engineering, 2021 - Springer
In recent years, many studies have shown that it is meaningful to place rocks under stress
paths corresponding to various loading and unloading conditions. However, the deformation …
paths corresponding to various loading and unloading conditions. However, the deformation …
Energy evolution characteristics of hard rock during triaxial failure with different loading and unloading paths
D Li, Z Sun, T **e, X Li, PG Ranjith - Engineering Geology, 2017 - Elsevier
Triaxial compression tests were conducted on fine-to-medium–grained granite specimens,
with initial confining pressures of 10, 20, 40, and 60 MPa, under various loading and …
with initial confining pressures of 10, 20, 40, and 60 MPa, under various loading and …
Experimental study on rock mechanical behavior retaining the in situ geological conditions at different depths
Understanding the real physical and mechanical characteristics of deep rocks under in situ
geological conditions is fundamental for deep rock engineering. Rock mechanics that …
geological conditions is fundamental for deep rock engineering. Rock mechanics that …
Causes, characterization, damage models, and constitutive modes for rock damage analysis: A review
Z Ahmed, S Wang, MZ Hashmi, Z Zishan… - Arabian Journal of …, 2020 - Springer
The analysis of damage process and the characterization of damaged rock masses through
numerical models are the most difficult and challenging tasks in geotechnical engineering …
numerical models are the most difficult and challenging tasks in geotechnical engineering …
Experimental study on revealing the mechanism of rockburst prevention by drilling pressure relief: status-of-the-art and prospects
F Gong, Z He, X Si - Geomatics, Natural Hazards and Risk, 2022 - Taylor & Francis
High stress caused by excavation is an inevitable part of deep underground rock mass
engineering or mining process, which is the key to induce disasters such as rockbursts …
engineering or mining process, which is the key to induce disasters such as rockbursts …