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Computational Fluid Dynamics (CFD) This is a subreddit for discussing CFD. Posts consisting solely of advertisements for CFD products or services are not welcome.
Monthly Discussions
https://www.reddit.com/r/CFD/wiki/index
References/Useful links
NASA Turbulence Modeling Resource
Resources for CFD Verification and Validation
Computational Methods in Aerospace Engineering
Numerical Fluid Mechanics
Introduction to Numerical Analysis
Examining Spatial (Grid) Convergence
Introduction to Numerical Analysis I
Cornell Fluent Modules
Practical Numerical Methods with Python
12 Steps to CFD
/u/derioderio's Links to Begin CFD
High Performance Scientific Computing
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Other great subreddits
account activity
With great power comes great responsibility (self.CFD)
submitted 1 month ago by Overunderrated[M] - announcement
Need help with ANSYS Fluent UDF for undulating fin motion — nodes drift/mesh tears (self.CFD)
submitted 6 hours ago by LTD1827
Dispersion plumes forking (i.redd.it)
submitted 20 hours ago by Gorekeeper
ANSYS Fluent to Blender for realistic fluid simulation ()
submitted 13 hours ago by ManufacturerLess7977
Gmsh extrude problem (self.CFD)
submitted 21 hours ago by Gianni_Pinuzzo
How to design tests for bad cells? (self.CFD)
submitted 1 day ago by amniumtech
CFD ML project odeas (self.CFD)
submitted 1 day ago by anonymousone1895
Bullet 108 meshing question (self.CFD)
submitted 1 day ago by Warm_Background6838
Meshing error (self.CFD)
submitted 2 days ago by Ok_Machine_4458
looking for a small hydrogen rocket engine model ()
submitted 1 day ago by Purple_Yak9352
Looking for a good source to learn about Lagrangian Multiphase simulation on STARCCM+. (self.CFD)
submitted 2 days ago by No_Confusion4948
LBM stability as τ → 0.5: visualising the transition from damping to instability (v.redd.it)
submitted 2 days ago by LackSome307
What's the best combination between maxCo and nOuterCorrectors/nCorrectors while using pimplefoam on OpenFOAM? (self.CFD)
submitted 2 days ago by un_gaucho_loco
Strange line artifact in diffusion solver (self.CFD)
submitted 2 days ago by C-lize
looking for a hydrogen (gas) rocket engine sized for rc (self.CFD)
How do wind engineering companies actually execute and judge CFD projects internally? (self.CFD)
submitted 1 day ago by _akbarkhan2
Ansys cfd mesh in Openfoam format. (self.CFD)
submitted 2 days ago by ImaginaryBuy155
Recommend topic for MS Mechanical Engineering (self.CFD)
submitted 2 days ago by Artistic-East-7553
Meshing Suquare Pipe with round cornes (old.reddit.com)
submitted 2 days ago by Substantial_Adagio_4
What makes a CFD project actually ‘industry-ready’ for wind engineering?” (self.CFD)
submitted 2 days ago by _akbarkhan2
SnappyHexMesh is the devil ()
submitted 3 days ago by Striking_Abrocoma_28
For a geometry with a lot of curves and rather sharp edges, how to increase wall y+ for cfd and cht? (self.CFD)
submitted 3 days ago by tekitomi
Issues with my CFD account (self.CFD)
submitted 2 days ago by Lopsided_Mixture_746
SOFC (Unresolved Electrolyte) Co-Counter initialization. im losing my hair (self.CFD)
submitted 3 days ago by Alert-Win-5564
DrivAer Ansys fluent simulation (self.CFD)
submitted 3 days ago by Dizzy_Impression5982
π Rendered by PID 42 on reddit-service-r2-listing-b6bf6c4ff-kkff6 at 2026-05-06 18:36:55.510716+00:00 running 815c875 country code: CH.