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1)OpenFOAM不可压缩求解器中压力定义为单位质量的压力。即压力与密度的比值,这个密度是1.225吗? 2)雷诺数计算需要密度,不可压计算的密度从哪里给定啊?
@我是河滩 密度可以是任意值,不是1.225。计算雷诺数时,密度体现在粘性里,由miu,变为niu。
@dzw05 你好,那如何设置密度呢?
@我是河滩 不需要显式设置密度,自己心里知道就行了。
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