Zobrazeno 1 - 10
of 194
pro vyhledávání: '"Dust control effect"'
Autor:
Jianguo WANG, Yaoyao LI
Publikováno v:
Meikuang Anquan, Vol 54, Iss 10, Pp 50-55 (2023)
In order to clarify the influence of the air outlet width and the ratio of radial and axial air outlet of the wall attached air duct on the dust control effect of the fully mechanized face, taking a fully mechanized face in Fengjiata Coal Mine as the
Externí odkaz:
https://doaj.org/article/73177b03a8314123a90cd97a38280c1f
Autor:
Liu, Qiang, Nie, Wen, Hua, Yun, Jia, Lebin, Li, Chongshan, Ma, He, Wei, Cunhou, Liu, Changqi, Zhou, Wenjie, Peng, Huitian
Publikováno v:
In Advanced Powder Technology October 2019 30(10):2059-2075
Publikováno v:
Meikuang Anquan, Vol 52, Iss 6, Pp 206-210 (2021)
In order to clarify the influence of the slit position, slit width and pressure extraction ratio of the wall-attached air duct on the dust control effect of the fully mechanized face, the FLUENT software is used to numerically solve the established l
Externí odkaz:
https://doaj.org/article/6bd24de9544e488e876fb278ddb258cc
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract The dust pollution caused by the operation of fully mechanized heading face poses a serious threat to the safety production of operators and working face. To reduce dust concentration at the fully mechanized heading face, this study analyzed
Externí odkaz:
https://doaj.org/article/1102b3cec19749a097d4fe20f0d84541
Autor:
SUN Liansheng
Publikováno v:
Meikuang Anquan, Vol 54, Iss 8, Pp 45-51 (2023)
To study the impact of changes in the shape and quantity of dust control air duct vents on wind speed changes and dust transport in the main areas of the excavation tunnel, simulation calculations were conducted using FLUNET software for different sh
Externí odkaz:
https://doaj.org/article/53deb01863fb434e88dbbc8fc5ee79ec
Autor:
Huitian Peng, Wen Nie, Cunhou Wei, Lebin Jia, Chongshan Li, Qiang Liu, Wenjie Zhou, Yun Hua, Changqi Liu, He Ma
Publikováno v:
Advanced Powder Technology. 30:2059-2075
In order to control dust in a tunnel boring machine (TBM) construction tunnels, this paper, in combination with field measurements, applies CFD computer simulation technology to study the dust control effect of TBM construction tunnels under differen
Publikováno v:
Meikuang Anquan, Vol 54, Iss 11, Pp 188-197 (2023)
In response to the problem of excessive dust concentration at the coal mine heading face, a new type of internal and external dual swirl air curtain generator was designed. Numerical simulations and similar tests were carried out to investigate the c
Externí odkaz:
https://doaj.org/article/0dab6d7e366e45b28f9a808387b497a3
Conference
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Conference
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Autor:
Wei Ma, Jinming Mo
Publikováno v:
IOP Conference Series: Earth and Environmental Science. 631:012075
In view of the ventilation status of xiaobaodang coal mine fully mechanized driving face, this paper puts forward the idea of using full extraction ventilation to solve the problem of pollution air leakage in long pressure short suction ventilation,