how can i set up flow over an aiship with buoyant force? -- CFD Online Discussion Forums

August 20, 2011, 05:19	how can i set up flow over an aiship with buoyant force?	#1
hadieliasi New Member hadieliasi Join Date: Apr 2011 Posts: 10 Rep Power: 15	hi i have a problem that how can i set up flow over an airship with buoyant force? which kind of turbulent model is good for this problem? should i apply pressure on farfield boundary condition as a function of height( z direction)?( P=P0+rhog(z-z0)) if i scale down my model the solution is correct or not? should i enable enrgy equation in navier-stoks for this problem? velocity flow over the airship is aproximately 100 km/hr.

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