simulation naca 2d -- CFD Online Discussion Forums

February 13, 2012, 18:25	simulation naca 2d	#1
Abdelkader_Aero New Member Abdelkader Join Date: Jan 2012 Location: Algeria Posts: 9 Rep Power: 14	hello for everyone i simulated an airfoil naca 633618 2D in ANSYS fluent with raynolds 9 e5 i used the turbulence model Spalart Allmaras , when i keep the solution methode as default (schem(simple),momuntium (first ordre)) i get some result of CD greater than or duble when i use the same parametre with changing the momuntum to seconde order. the value of y+ is varie etwin .05 and 0.95 can the anyone help me to choose the rigt solution methode thank you in advance

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