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来流条件如图:
流场大致如下图,使用层流模型,Y+小于1,压缩拐角处存在回流区:
最开始想计算Cp和实验对比,结果发现了振荡:
进一步加密网格,振荡更严重了:
除了壁面附近有这种诡异的波动,激波波后也存在波动,想问一下各位大佬,这种情况应该如何调整?为何网格加密后,振荡更严重了?
你用的rhoCentralFoam求解器么