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用fluent计算一个搅拌器的算例,没有进出的流动,搅拌器顶部设置的是对称边界,稳态计算残差稳定的下降到10e-3级别以后,继续进行计算希望能降到10e-5级别(文献里面的普遍做法),然而算到一万三千多步之后,k、e、连续性的残差竟然纷纷上升了,百思不得其解。
估计网格质量不太好