National Natural Science Foundation of China(No.61975058);Blue Shield Technology Project,China(No.LD20170209)。
The Louvre is a famous French building and a tourist attraction.It is of great significance to make an emergency evacuation plan for tourists.A social force model and cellular automata were established to simulate the...
Science and Technology Program of Shanxi Province,China(No.20120321012)
The flat fan nozzle with a single orifice formed by a rectangular cut at the nozzle exit through a semi-ellipsoid blind end was developed. The flow rate characteristic of the nozzle was analyzed. Theoretical analysis ...
In this paper exit.bend angle(tea-pot effect)has been analysed theoretically based on thebasic)aw of hydromechanics.It was proved that it is the transverse shear stress that causes exitbend angle while the bending dir...