fluent用VOF模型模拟气泡上升具体步骤(包括用gambit如何画及fluent中具体设置)

2025-03-13 22:41:57
推荐回答(2个)
回答1:

gambit就简单了,随便弄个四边形,上口定义为压力出口,网格时按卡洛数和你想模拟的急切度还有电脑配置设置一下;进FLUENT先导入msh,检查,尺寸定义,计算方法,模型等设置一下,在VOF中记得勾选体积因素那个项,选材料,先试试水和空气,一般体积轻的为主相,设置界面张力。外部条件,压力点随便。边界条件,设置混合物就行,k和一扑死了先设置的小一点 ,比如0.01。然后选择哪个什么计算器,你懂的。初始化,对整体。在选择监视器,就是点一下那个plot什么的。在region,应该是这个单词,两部分,一个半容器的,一个近底部的圆,大小自己定。再初始化,先加水再加空气,毕竟空气小嘛。再就是录像功能那个了, 选时间步,win那点下set,再选云图,一定要fill。好了,先保存一下cas和data,当然是write里了,在write一下那个自动什么,data数10个保存一次吧。现在可以interate了,是不是这个词,忘了。过程中随时关注连续性那条白线,如果要飙高的趋势,取消,把时间不长弄小点。

回答2:

可以的 气泡上升 vof

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