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我的计算区域是1m*0.2m,圆柱半径是0.02m,流体是水,圆柱横放在水中。
入口边界给的log速度分布,U=Uf/K*log(y/z0) 摩擦速度Uf=0.01m/s,k,omega 给zeroGradient;
上单是自由液面,底面和圆柱都采用wallFunction,其中k=1.5*(U*I)^2;I=5%; omega=Cmu^(-1/4)k^(1/2)/L,L是湍流长度,L=0.07D,D=0.04m.
我可以这样设置边界条件吗?
可以,so?