Showing 721 - 740 results of 976 for search '"Shanxi"', query time: 0.04s Refine Results
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    Study on Permeability Improvement Technology by Injecting Air into the Gas Drainage Borehole in Low-Permeability Coal Seam by Li Hui, Guo Chengwei, Sun Yuanfang, Guo Shaoshuai

    Published 2018-01-01
    “…The results indicate that the best condition is a negative pressure drainage at 26 kPa and a gas injection pressure at 0.6 MPa in the vertical direction and in the horizontal direction of the injection hole. In Shanxi Daping Coal Mine 3113 working face, the field test is implemented. …”
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    Research on the economic of clean energy heating systems in cold rural regions by MA Tianfeng, ZHANG Yaru, SHANG Tianwen

    Published 2024-12-01
    “…Then, a typical rural household in Shanxi Province was taken as an example, simulations were conducted for the three systems. …”
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