the China Scholarship Council and the Natural Science Foundation of China (No. 51174212)
77 K nitrogen adsorption was the most widely used technique for determining surface area and pore size distribution of coal. Brunauer–Emmett–Teller(BET) and Barrett–Joyner–Halenda(BJH) model are commonly used anal...
Supported by the National Natural Science Foundation of China (51174212); the Program for New Century Excellent Talents in University of China (NCET-10-0724); the Fundamental Research Funds for the Central Universities (2010QZ05)
Based on the basic theory of gas seepage and coal seam deformation, using the numerical simulation method, this paper established the gas-solid coupling model of gas drainage from borehole. Using multi-physical coupli...