Zobrazeno 1 - 10
of 73
pro vyhledávání: '"disaster prevention and control"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 9, Pp 173-179 (2024)
In order to further explore the hydrogeological conditions of Baotashan sandstone aquifer in Ningdong coalfield and provide basic data for the water disaster prevention and control of the lower coal floor sandstone, the hydrogeological parameters of
Externí odkaz:
https://doaj.org/article/01b48a5271ef4c35a0ac2428d59a33aa
Publikováno v:
Meikuang Anquan, Vol 55, Iss 7, Pp 39-50 (2024)
In order to explore the application effect of bentonite-based disaster control materials in different coal mine disaster scenarios, we modify and study gas borehole liquid sealing materials to realize full cycle thixotropic sealing of new fissures, c
Externí odkaz:
https://doaj.org/article/648ff23b70d84ae7a4d848e5f92589a3
Publikováno v:
Meitan kexue jishu, Vol 52, Iss S1, Pp 249-258 (2024)
The grassland areas in eastern Inner Mongolia and northern Xinjiang are rich in coal and groundwater resources. The mining fissures formed by high-intensity coal mining are easy to lead to the strong water-rich aquifer, and it is very easy to cause t
Externí odkaz:
https://doaj.org/article/c71ea0b34411493e8e5a5df1ea802ce3
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
Publikováno v:
Journal of Pipeline Science and Engineering, Vol 4, Iss 2, Pp 100152- (2024)
China Mohe‒Daqing Pipeline is the world first large diameter and positive temperature buried pipeline that crosses the unstable and discontinuous permafrost regions. The permafrost along the pipeline is characterized by its high temperature, large
Externí odkaz:
https://doaj.org/article/950c7f91216348169e23ed5a43cdc765
Publikováno v:
Meikuang Anquan, Vol 54, Iss 11, Pp 62-68 (2023)
With the gradual increase of coal mining intensity, the production system is more prone to instability, and the occurrence probability and severity of five major coal mine disasters increase gradually. The effect of coal mine disaster control largely
Externí odkaz:
https://doaj.org/article/8ae7108a75324ce6a0622bbedb4f5ac7
Publikováno v:
Energies, Vol 17, Iss 17, p 4372 (2024)
The gravimetric method for determining coal gas sorption has many advantages and limitations. The article presents the influence of various factors on the results of methane sorption on coal. In mining practice, in addition to sorption properties of
Externí odkaz:
https://doaj.org/article/a72b0e69371e4e4a9073e859984d5459
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 7, Pp 140-151 (2023)
Taking the Yili mining area in Xinjiang as an example, combined with the typical hydrogeological characteristics of the Tianshan Mountains, such as strong snowmelt runoff and uneven permeability of Jurassic coal-rich strata, the macroscopic hydrogeol
Externí odkaz:
https://doaj.org/article/8edcd53729784d119fd8777cd352f8b8
Autor:
Zhu Ruijuan
Publikováno v:
Applied Mathematics and Nonlinear Sciences, Vol 8, Iss 2, Pp 371-382 (2023)
With the rapid entry into deep mining of coal mines in China, the impact composite dynamic disaster of thick and hard layer mines and mine earthquakes has increasingly become a major disaster that threatens the safe and efficient mining of deep coal.
Externí odkaz:
https://doaj.org/article/c45512b687ea4fac9d27cb99ac53c595
Publikováno v:
Ziyuan Kexue, Vol 45, Iss 4, Pp 776-785 (2023)
Strengthening and improving the prevention and control of mountain flash floods is an important part of comprehensively promoting the modernization of China’s natural hazard-related disaster prevention and control system and capacity, scientific an
Externí odkaz:
https://doaj.org/article/c9897cca66ca47d7bfdc5cc9fa4f5cc7