Zobrazeno 1 - 10
of 482
pro vyhledávání: '"Channel wave"'
Publikováno v:
Meikuang Anquan, Vol 54, Iss 12, Pp 151-158 (2023)
As the coal mining area shifts towards deeper depths, mining depth continues to increase, mining conditions become more complex, and ground pressure disasters become increasingly severe. There is an urgent need for accurate detection methods capable
Externí odkaz:
https://doaj.org/article/9c592910bde44c789a21b0fd089968f2
Publikováno v:
Meikuang Anquan, Vol 54, Iss 1, Pp 154-160 (2023)
Buried fault is one of the important geological factors affecting the construction of transparent working face and the intelligent development of coal mine. Channel wave seismic exploration is a common method to detect fault at present. At present, t
Externí odkaz:
https://doaj.org/article/b676742edcd142928ab89ffd2ee78a25
Detection of geological anomalies in coal mining working faces using a scattered-wave imaging method
Publikováno v:
Journal of Petroleum Exploration and Production Technology, Vol 13, Iss 5, Pp 1299-1313 (2023)
Abstract A concealed geological structure encountered during the excavation of a coal working face could connect the working face to high-pressure water in limestone strata, which can result in a serious or catastrophic water inrush accident. However
Externí odkaz:
https://doaj.org/article/d0e535de9b8c40ea99ccc83d12d700f4
Publikováno v:
Meikuang Anquan, Vol 53, Iss 3, Pp 104-111 (2022)
In order to solve the problem that the surface geophysical prospecting method has insufficient resolution ability in mine geological structure and hydrogeological exploration, to understand the development of small fault structure and water conductio
Externí odkaz:
https://doaj.org/article/c21fb17770c54569a340e8a3cd344d4a
Publikováno v:
Frontiers in Earth Science, Vol 11 (2023)
A fault is a main cause for water inrush in coal mines. The detection of faults plays an important role in the prevention and governance of water inrush in coal mines. It is hard to determine the direction of seismic wave propagation under the condit
Externí odkaz:
https://doaj.org/article/4943348ccabe415889e9e67caa8d9641
Publikováno v:
Meikuang Anquan, Vol 52, Iss 1, Pp 103-106 (2021)
In order to solve the problem that it is difficult to accurately detect the geological factors causing disasters, the seismic channel wave exploration technology is used to detect the geological factors such as the thickness of coal seam and faults i
Externí odkaz:
https://doaj.org/article/274dfddd87474f8390645632a6f9479c
Akademický článek
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Akademický článek
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Publikováno v:
Earth Sciences Research Journal, Vol 21, Iss 2, Pp 95-99 (2017)
Small fault ahead of the tunnel face in coal roadway is the important hidden hazard factor of coal and gas outburst accidents. The study of small fault prediction has important practical significance, which is the urgent demand of coal mine safety pr
Externí odkaz:
https://doaj.org/article/88f89b5166514c8e8a28a437781cc4f1
Autor:
ZHANG Peng
Publikováno v:
Gong-kuang zidonghua, Vol 43, Iss 3, Pp 20-23 (2017)
On the basis of coal mine geophysical exploration technology development represented by channel wave seismic method, mine transient electromagnetic method and underground borehole inclinometry, development directions of mine geophysical exploration t
Externí odkaz:
https://doaj.org/article/c215aca0f6b34c5286044fcd41d1fd9e