Zobrazeno 1 - 10
of 286
pro vyhledávání: '"electrical method"'
Publikováno v:
地震科学进展, Vol 54, Iss 10, Pp 661-670 (2024)
The western edge fault of the Maoyaba Basin, a branch of the Litang fault zone in western Sichuan, is the western boundary fault controlling the Great Maoyaba Basin. There have been no reports on its geometric distribution and deep structure. This ar
Externí odkaz:
https://doaj.org/article/9f6a277c8c85478ebdd122af3e6b3f63
Publikováno v:
Meitan xuebao, Vol 49, Iss 1, Pp 586-600 (2024)
With the increase of the depth, mining intensity and area of coal resource, the mining disturbances in the mining face can easily induce mine water inrush accidents, seriously threatening the safe mining of coal resources in China. Mine water disaste
Externí odkaz:
https://doaj.org/article/da8afe73b5fe49e0944862070d5601c1
Autor:
Bingchun WANG
Publikováno v:
Meikuang Anquan, Vol 55, Iss 2, Pp 204-210 (2024)
Electrical monitoring technology is widely applied in mines with high risk of water inrush because of its high sensitivity to the change of coal resistivity. However, due to the complex working environment of the two lanes of the underground working
Externí odkaz:
https://doaj.org/article/07e415facf824604a51b9e024b18839b
Publikováno v:
Energies, Vol 17, Iss 21, p 5471 (2024)
As China enters the stage of deep coal mining, the accidents caused by roof failure pose increasingly serious threats. Current research on roof failure zones often use single methods, but single geophysical data may result in multisolution issues dur
Externí odkaz:
https://doaj.org/article/4b8474175e184cdba35f4e01f0d3369d
Publikováno v:
Water Resources and Industry, Vol 31, Iss , Pp 100250- (2024)
Hidden collapse column associated with high pressure dynamic water is a main cause of major water inrush accidents in North China type coal fields. Taking the structural abnormality area discovered in 11603 working face of Daizhuang Coal Mine as an e
Externí odkaz:
https://doaj.org/article/81f570c99df34516833228dfab87ab44
Autor:
Emmanuel Imhanote Awode, Samuel Amankwah, Ndubuisi Isaac Mbada, Ibrahim Momoh-Bello Omiogbemi
Publikováno v:
Heliyon, Vol 10, Iss 8, Pp e29762- (2024)
The demand for lightweight aircraft structures has shifted from traditional metals like aluminum to composite materials such as carbon fiber reinforced polymers (CFRP) to achieve weight reduction. However, this transition has led to decreased lightni
Externí odkaz:
https://doaj.org/article/5e80599c9dd34b30bb88214227a811dc
Publikováno v:
Gong-kuang zidonghua, Vol 49, Iss 8, Pp 20-29 (2023)
As an efficient means of geophysical exploration, mine DC electrical method plays an important role in accurately circling various types of anomalous zones. The development of underground detection is limited by many factors due to small space, inter
Externí odkaz:
https://doaj.org/article/68eb6e1a8f21406c918290ed4849080d
Publikováno v:
Energies, Vol 17, Iss 8, p 1946 (2024)
To study the influence of coal mining on the water richness overlying strata in the mining area using time-lapse electrical monitoring technology, four dataset acquisitions were completed with the same acquisition method, equipment, parameters, and p
Externí odkaz:
https://doaj.org/article/0afce19364804ed8a86ea122d9994d96
Publikováno v:
CT Lilun yu yingyong yanjiu, Vol 32, Iss 1, Pp 27-34 (2023)
This study probed the existence of groundwater in a mineral concentration area, using high-density electrical and transient electromagnetic methods. Our objective was to understand the dynamic changes in groundwater resources accurately and support t
Externí odkaz:
https://doaj.org/article/9537853cfdaf48d7bb270cd22dfe5b91
Publikováno v:
Meikuang Anquan, Vol 53, Iss 12, Pp 167-173 (2022)
Taking Huangtukeng Coal Mine in Fujian Province as the research object, using network parallel electrical method technology, this paper expounds Levenberg Marquardt inversion principle and model construction from the perspective of three-dimensional
Externí odkaz:
https://doaj.org/article/2b50950212404b87ad55df7a3e432b2f