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vivid8891

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[求助] 间隙简化成多孔介质 已有1人参与

求助间隙简化成多孔介质的流场分析,多孔介质粘度系数怎样设置

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andyliu77

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【答案】应助回帖

可以先用局部真实模拟,也就是在小范围内画出真实的几何模型先跑一次,模拟出来压力值后。
再设置成局部小范围的多孔介质模型,然后慢慢一次一次调整粘度系数,直到两者(局部真实、局部多孔介质)的压差一致就可以了。
另外,局部真实、局部多孔介质数值模拟的边界条件(入口出口压力那些)最好和实际要模拟的是一致的,这样算出来的粘度系数会比较和要模拟的案例匹配。
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2楼2021-12-30 11:06:03
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