Supported by the National Natural Science Foundation of China (50621403,50604019);Program for New Century Excellent Talents in Univer sity(NCET-06-0767)
Because of the complication of turbulence's mechanism and law as well as the jet pressure in nozzle is difficult to test by experiment, five turbulent models were applied to numerically simulate the turbulent flow fi...
Supported by the National Natural Science Foundation of China(50604019);the Innovation Team Foundation of China(50621403)
Mine gas extraction in China is difficult due to the characteristics such as micro-porosity,low-permeability and high adsorption of coal seams.The pulsed mechanismof a high-pressure pulsed water jet was studied throug...