Zobrazeno 1 - 10
of 418
pro vyhledávání: '"Surface movement"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 9, Pp 157-165 (2024)
In order to achieve the goal of reducing surface damage during coordinated mining of large dip (inclined) coal seams, taking the occurrence conditions of coal seams in a certain mine in Gansu Province as the background, UDEC numerical simulation soft
Externí odkaz:
https://doaj.org/article/770a3128c1e3460a8f016e1f33d38eb9
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract Green mining is the basic background of high-quality mining, and source reduction is the most important part, among which the optimization of working face height and length is the most active. How to control the working face parameters, reas
Externí odkaz:
https://doaj.org/article/420bace7f57245e899425fd81b4dc656
Publikováno v:
Promet (Zagreb), Vol 36, Iss 4, Pp 623-638 (2024)
Accurately predicting taxi-in times for arrival flights is crucial for efficient ground handling resource allocation, impacting flight departure timeliness. This study investigates terminal layout characteristics, specifically decentralised layouts,
Externí odkaz:
https://doaj.org/article/d24de7d6ee2b4ec6a3a1988caf155e95
Autor:
Kai MA, Tianhong YANG, Yong ZHAO, Honglei LIU, Xin DONG, Yuan GAO, Yilong LIU, Jinduo LI, Rongxing HE, Junxu HOU
Publikováno v:
Meitan xuebao, Vol 49, Iss S1, Pp 1-11 (2024)
To reveal the law of surface movement in mining steeply inclined ore body of metal mines and effectively predict the range of surface movement, taking the surface movement of the hanging wall of steeply inclined orebody mining in Gongchangling Iron M
Externí odkaz:
https://doaj.org/article/2730323e8f6941cf918e1dad452272d4
Autor:
Guojian ZHANG, Lianlong FU, Guangli GUO, Wei WEI, Xin GAO, Huaizhan LI, Qingbiao GUO, Xiangsheng YANG
Publikováno v:
Meikuang Anquan, Vol 55, Iss 5, Pp 35-50 (2024)
The Dongsheng Coalfield in Ordos is a Jurassic coal bearing formation, and the 2-2 and 3-1 coal seams in many deep mining areas can be mined in the whole area, and the spacing of coal seams is small. This paper takes Yingpanhao Coal Mine as a geologi
Externí odkaz:
https://doaj.org/article/d7e37667e06641599d8b21fe0c8a2956
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 5, Pp 1761-1775 (2024)
Climate change is one of the major global challenges and it can have a significant influence on the behaviour and resilience of geotechnical structures. The changes in moisture content in soil lead to effective stress changes and can be accompanied b
Externí odkaz:
https://doaj.org/article/3f3e16714efa4e349315b3abbe191c61
Publikováno v:
Meikuang Anquan, Vol 54, Iss 9, Pp 96-104 (2023)
Predicting the impact of mining subsidence on the surface is an important link in the planning of ecological restoration and governance, and the drawing of contour map is the prerequisite for this link. Taking the mining of near horizontal coal seams
Externí odkaz:
https://doaj.org/article/b99571f2c31e447bb0f7092a3539cc9e
Publikováno v:
Meitan xuebao, Vol 48, Iss 11, Pp 4001-4010 (2023)
The surface movement duration is a key parameter for the evaluation of the stability of surface movement and deformation, and accurately predicting the surface movement duration under different geological conditions and mining intensity is crucial fo
Externí odkaz:
https://doaj.org/article/d30e310f154d42c8848f2b582b085c76
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 5, Pp 11-20 (2023)
Taking Daliuta Coal Mine in Western Shendong mining area as the engineering background, this paper selected typical shallow buried high-intensity mining panel 52307 to establish the observation station for surface movement. Combined RTK technology an
Externí odkaz:
https://doaj.org/article/c40f39645b504db3bfaaf6b6fce265c3
Autor:
Naseem Ahmad, Muhammad Shafique, Mian Luqman Hussain, Fakhrul Islam, Aqil Tariq, Walid Soufan
Publikováno v:
Land, Vol 13, Iss 7, p 904 (2024)
Multi-temporal unmanned aerial vehicle (UAV) imagery and topographic data were used to characterize and evaluate the geomorphic changes of two active landslides (Nara and Nokot) in Pakistan. Ortho-mosaic images and field-based investigations were uti
Externí odkaz:
https://doaj.org/article/80235b7581ee4a53bea34c31b70d202f