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2 votes

How to calculate the force of solid applied by fluid? Using finite difference method, DNS, staggered grid, SIMPLE algorithm, immersive boundary

The question is solved. I use wrong coefficient formula. I should use 2d formula but actually I use 3d. And my calculation method using momentum conversation may be wrong, but that is fine, I can use ...
CheapMeow's user avatar
4 votes

Why do we use modified pressure in incompressible multiphase solvers with gravity?

It has been a long time since I was involved in the details of developing CFD codes, but here goes: Writing general purpose CFD solvers is pretty difficult because the range of problems that the code ...
Christopher Thompson's user avatar

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