Results 81 to 90 of about 153,248 (205)

Application of large underground seasonal thermal energy storage in district heating system: A model-based energy performance assessment of a pilot system in Chifeng, China [PDF]

open access: yes, 2018
Seasonal thermal energy storage (STES) technology is a proven solution to resolve the seasonal discrepancy between heating energy generation from renewables and building heating demands.
Guo, Fang   +4 more
core   +2 more sources

Study on sandstone fragments from impact rockburst experiments

open access: yes矿业科学学报, 2018
Impact rockburst is induced by the combined static and dynamic loads after excavation.There are two types of impact rockburst experiments,one is induced by changing the static load and another is induced by changing the amplitude of dynamic load.The ...
Liu Dongqiao   +4 more
doaj   +1 more source

On a Possible Mechanism of Hydrostatic Pressure on Mineshaft Linings in Western China

open access: yesGeofluids, 2022
Reasonable determination of the water pressure on the shaft linings is the key to the optimization design of the vertical shaft of mining. The traditional water pressure calculation model is not suitable for the stratum conditions in western China. A new
Lian-Fei Kuang   +3 more
doaj   +1 more source

Simulation of the support-enclosing rock mass interaction for deep mining [PDF]

open access: yes, 2018
Purpose. To develop analytical model for a support-enclosing rock interaction to determine parameters for operational stability of deep mine workings while decreasing metal consumption and increasing efficient use of resources. Methods.
Kyrychenko, V, Stovpnyk, S
core   +1 more source

Deep Underground Science and Engineering Lab: Dark Matter Working Group 2007 White Paper

open access: yes, 2009
This whitepaper is the result of discussions and presentations initiated at the DUSEL Town Meeting held in Washington in November 2007. The essential elements of this report are: - The quest to detect dark matter is a science goal of the very highest priority, and is flagship science for DUSEL.
Akerib, D. S., Gaitskell, R. J.
openaire   +2 more sources

Aquatic refuges for surviving a global catastrophe [PDF]

open access: yes, 2017
Recently many methods for reducing the risk of human extinction have been suggested, including building refuges underground and in space. Here we will discuss the perspective of using military nuclear submarines or their derivatives to ensure the ...
Green, Brian, Turchin, Alexey
core   +1 more source

A Review of Deep Learning Applications in Tunneling and Underground Engineering in China

open access: yesApplied Sciences
With the advent of the era of big data and information technology, deep learning (DL) has become a hot trend in the research field of artificial intelligence (AI). The use of deep learning methods for parameter inversion, disease identification, detection, surrounding rock classification, disaster prediction, and other tunnel engineering problems has ...
Chunsheng Su   +3 more
openaire   +2 more sources

Brazilian disc splitting tests and numerical simulations on coal samples containing bedding planes

open access: yes矿业科学学报, 2020
In this paper, Brazilian disc splitting tests on coal rock specimens with bedding planes and corresponding simulations by combined finite/discrete numerical method(FDEM) were carried out.The results show that the angle of bedding plane have a significant
Li Dejian   +3 more
doaj   +1 more source

Influence of seismic events on shallow geotechnical structures [PDF]

open access: yes, 2017
This paper deals with a summary of possible seismic loading of shallow geotechnical structures. It is known that seismic loading influences the underground structures much less than the structures on the surface, therefore, it is not usually taken into ...
Kaláb, Zdeněk, Štemon, Pavel
core  

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