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pro vyhledávání: '"Xiyu Pi"'
Coal and gas outburst always occur as some parameters reach its threshold in the mining process of gas-bearing coal seams. However, low-index catastrophes may happen in the deep mining although the parameters do not exceed its threshold values. This
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::72aa6d096e051b608e37885445fa74ab
https://doi.org/10.21203/rs.3.rs-38979/v1
https://doi.org/10.21203/rs.3.rs-38979/v1
Autor:
Xiyu Pi
Publikováno v:
IOP Conference Series: Earth and Environmental Science. 330:032032
In order to make gas accumulation at the corner of 2106 working face safer, this paper analyzes the mechanism of high-level boreholes field when eliminating the gas accumulation of upper corner using theoretical analysis, numerical simulation and fie
Publikováno v:
MATEC Web of Conferences, Vol 55, p 06008 (2016)
With a wide distribution, large reserves, low cost, sustainable energy use and environmental protection and other unparalleled advantages, geothermal energy resources is important for China’s energy structure adjustment, energy conservation and env
Publikováno v:
2010 4th International Conference on Bioinformatics and Biomedical Engineering.
In order to solve high concentration of the air dust in the excavation roadway, foam jet dedusting machine was developed. Fixed on the roadheader, the machine could generate jet foam to cover, catch and settle the dust. The principle of the foam jet
Publikováno v:
2009 2nd International Congress on Image and Signal Processing.