Projects(50704041, 50838009, 50678179) supported by the National Natural Science Foundation of China;Projects(2006BAJ02A09, 2006BAJ02A13-4) supported by the National Key Technologies R & D Program of China;Project(CSTC2008BB6347) supported by the Natural Science Foundation Project of Chongqing;Project(20080430752) supported by the Postdoctoral Science Foundation of China
The calculation model was established by k-ε turbulence stress which reflects the change of indoor gas leak's volume fraction,and the CFD software was used to numerically simulate the volume fraction of gas after the...