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February 15, 2013, 12:19 |
CP on CAARC building
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Reed
Join Date: Aug 2012
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I am modeling the Caarc Building using FEM using SA turbulence model. However my Cp values are offset from data results. I.e if I choose an arbitrary p_inf value I get reasonable agreement, however that is not physical. Any suggestion on what to Change would be much appreciated.
real https://www.dropbox.com/s/4zjdsdnkw2z0c52/Real.JPG offset https://www.dropbox.com/s/6k7duxouz59vhmr/offset.JPG scale=400 Inflow: v_x=log law u_star=0.6 z_0=0.2/scale nu_t=kappa*u_star*z or nu_t=kappa*u_star*z*(1-z/z_g)^4 Outflow: pressure=0 Sides: slip Bottom: wall function-roughness 30*z_0 Top specified v_x and nu_t |
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