Results 31 to 40 of about 5,960,243 (210)

The influence of cyclic loading-unloading rates on the uniaxial mechanical anisotropy of coal

Scientific Reports
In this study, the influence of the loading-unloading rate on the uniaxial mechanical anisotropy of coal was investigated via uniaxial compressive tests, acoustic emission (AE) monitoring, digital image correlation (DIC), and a series of coal specimens ...
Duo Xu, Honghua Song, Like Zhao, Guoqing Tang, Shide Hu, Chenxi Duan, Yunting Song   +6 more
doaj   +1 more source

Potential Evaluation of Cross-Seasonal Heat Storage of Coal Mine Underground Reservoir: A Case Study Based on Multiphysics Coupling Numerical Simulation Method

Applied Sciences
This study explores the innovative use of post-mining subsurface voids by proposing a coal mine goaf-based underground reservoir energy storage system. By fully utilizing the geothermal potential and insulation properties of the mined-out coal seam, we ...
Zhenyu Wang, Jiawei Tang, Zixu Hu, Qiang Guo, Haiqin Zhang, Kangning Zhang, Siwei Kang, Xiaolin He   +7 more
doaj   +1 more source

Clean Ocean Advocate, October 2009

, 2009
The monthly Clean Ocean Advocate newsletter informs citizens about critical ocean pollution issues, important meeting dates, proposed legislation, special events, and other notes of interest.

core   +1 more source

Surface deformation characteristics of shallow buried and rapidly advancing longwall face in Jinjie coal mine

Geomechanics and Geophysics for Geo-Energy and Geo-Resources
In high-intensity mining operations in western China, shallow burial depths and rapid advancement rates induce rapid surface responses, significant deformation, and pronounced crack development.
Xinjie Liu, Anmin He, Xiaobin Li, Xiaolong Wang, Yongqiang Zhao   +4 more
doaj   +1 more source

CLEAN WATER AND HOW TO GET IT. [PDF]

Journal of the American Chemical Society, 1907
n ...
openaire   +2 more sources

Clean Ocean Advocate, January 2008

, 2008
The monthly Clean Ocean Advocate newsletter informs citizens about critical ocean pollution issues, important meeting dates, proposed legislation, special events, and other notes of interest.

core   +1 more source

Performance Evaluation of Heat Storage in a Full Operation Cycle of Cross-Seasonal Thermal Energy Storage Systems in Coal Mine Underground Reservoirs

Applied Sciences
Coal mining has generated a large amount of underground space, which has traditionally been reused mostly as mine wastewater storage. Given the excellent thermal insulation properties of these mine reservoirs, their potential for seasonal energy storage ...
Wenying Tang, Jiawei Tang, Qiang Guo, Haiqin Zhang, Changhao Feng, Yilong Yuan, Xiaolin He, Zixu Hu   +7 more
doaj   +1 more source

Stage-Wise Simulation for Operational Stability Evaluation of Seasonal Heat Storage in Abandoned Coal Mines

Energies
The development of coal resources has created a large number of underground mined-out spaces, which can be utilized for cross-seasonal thermal storage through underground reservoirs to achieve seasonal heat storage.
Wenying Tang, Jiawei Tang, Qiang Guo, Haiqin Zhang, Changhao Feng, Xiaolin He, Zixu Hu, Xi Wu   +7 more
doaj   +1 more source

Clean Ocean Advocate, November 2007

, 2007
The monthly Clean Ocean Advocate newsletter informs citizens about critical ocean pollution issues, important meeting dates, proposed legislation, special events, and other notes of interest.

core   +1 more source

Clean Ocean Advocate, November 2008

, 2008
The monthly Clean Ocean Advocate newsletter informs citizens about critical ocean pollution issues, important meeting dates, proposed legislation, special events, and other notes of interest.

core   +1 more source