Zobrazeno 1 - 10
of 58
pro vyhledávání: '"disaster causing mechanism"'
Publikováno v:
Meitan xuebao, Vol 49, Iss S1, Pp 45-56 (2024)
Taking the 11–3106 working face of Menkeqing Coal Mine as the research background, a fracture model of the structure covered by thick and hard overburden at the 11–3106 working face was established. The mechanism of rock burst in the open roadway
Externí odkaz:
https://doaj.org/article/e6762a81e49040278d562a153ad953bc
Publikováno v:
Gong-kuang zidonghua, Vol 50, Iss 4, Pp 18-32 (2024)
Coal-rock-gas composite dynamic disaster is a major safety hazard in deep coal mining. Exploring its disaster mechanism and developing monitoring, early warning, prevention and control technologies are key to prevention and control. Therefore, the 't
Externí odkaz:
https://doaj.org/article/107ea7db694640abb0df19bc99f9a158
Autor:
Yifan ZENG, Huicong ZHU, Qiang WU, Hao WANG, Xiaoming GUO, Fangpeng CUI, Zhenzhong PANG, Shouqiang LIU, Weihong YANG
Publikováno v:
Meitan xuebao, Vol 49, Iss 3, Pp 1539-1555 (2024)
China is the country with the most complicated coal-forming and occurrence conditions in the world. The roof water disaster, caused by the diversity and complexity of the hydrogeological conditions of the coal seam roof, the mutuality and time-varyin
Externí odkaz:
https://doaj.org/article/5e538889197c41648d04a56f3451de62
Autor:
JIN Zhilong
Publikováno v:
Meikuang Anquan, Vol 54, Iss 1, Pp 198-204 (2023)
In view of the problem that the overlying goaf and the water-rich superimposed effect of the aquifer threaten the safe mining of the working face, taking Buertai Coal Mine of Shendong Coal Group as the research object, the techniques of surface geolo
Externí odkaz:
https://doaj.org/article/bb791b9c778d4957ad06a216d7c10cbc
Autor:
GAO Ruiqing, WANG Fei, LIU Hongwei, ZHANG Xiaolong, HE Zhihong, LIU Zhenming, WANG Zibang, GONG Biao
Publikováno v:
Meikuang Anquan, Vol 53, Iss 10, Pp 160-167 (2022)
Taking the 8105 working face of Madaotou Mine as the engineering background, the numerical calculation model of the flow field of the mining face in the extra-thick and spontaneous coal seam was established to analyze the oxygen consumption rate in t
Externí odkaz:
https://doaj.org/article/82c53b70d0594220ab14108ef1dda4d3
Akademický článek
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Publikováno v:
Frontiers in Earth Science, Vol 11 (2023)
In recent years, with the increasing of mining depth and mining intensity, coal and gas outburst has become one of the most destructive and harmful dynamic disasters in coal mines. Natural earthquakes are the most destructive natural disasters in the
Externí odkaz:
https://doaj.org/article/5b112f41118740619e8f6dfc41f80ee3
Akademický článek
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Publikováno v:
You-qi chuyun, Vol 40, Iss 9, Pp 1063-1071 (2021)
For the failure of oil storage and transportation facilities may endanger the surrounding public safety, it is necessary to conduct quantitative assessment for the derived disasters under multiple scenarios so as to effectively control the adverse im
Externí odkaz:
https://doaj.org/article/6db9dce36873480c9149c107481adc8d
Publikováno v:
Frontiers in Environmental Science, Vol 10 (2022)
Highways in deserts usually suffer from severe sand hazards under the effect of wind-blown sand. In this article, the author has revealed the disaster-causing mechanisms of the Wuhai–Maqin Highway in the Tengger Desert, Northwest China. A sand cont
Externí odkaz:
https://doaj.org/article/f138a91cb70f4087b276441229ccbf56