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Showing posts with label OPENFOAM. Show all posts
Showing posts with label OPENFOAM. Show all posts
Thursday, July 4, 2024

chtMultiRegionTwoPhaseEulerFoam Stops at Constructing Face Momentum Equations

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Why does chtMultiRegionTwoPhaseEulerFoam halt at "Constructing face momentum equations" without errors? The fact that chtMultiRegi...

Troubleshooting Pressure Field and Continuity Errors in intermixingFoam Simulations

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Question: How to fix pressure field issues and continuity errors in an intermixingFoam simulation for simulating two mixing fluids in a rock...

Troubleshooting buoyantFoam Crashes in Mixed Convection Simulations

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What are some potential solutions to address buoyantFoam crashes during mixed convection simulations in OpenFOAM? I'd be glad to help yo...
Monday, July 1, 2024

Troubleshooting CFD Convergence Issues: Tips and Solver Considerations - OPENFOAM

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It sounds like you’re dealing with a challenging CFD problem. Convergence issues can often arise from the way boundary conditions are set up...
Wednesday, June 26, 2024

Water Velocity Increase in Partially Filled Stirred Vessel Simulation (OpenFOAM)

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 The unexpected velocity increase in your partially filled stirred vessel simulation could stem from a few factors: Hey everyone, I have a w...

Porting Initial Field from StarCCM+ to OpenFOAM for Continuing Simulations

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 There are two main approaches to porting the initial field from a StarCCM+ simulation to an OpenFOAM case:  * Using ccmToFoam: While ccmToF...

Simulating Rough Wall Pipe Flow in OpenFOAM with interFoam

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 In OpenFOAM, you can simulate rough wall effects in your pipe flow simulations using the roughWall function object. This function alters th...
Tuesday, June 25, 2024

Fixing "command not found" errors during OpenFOAM 11 installation on WSL

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  I am trying to install the OpenFOAM 11 version of thew software on my Windows server 22 OS through WSL. I followed the documentation based...

OpenFOAM 11 'mover' Interpolator Option: Usage and Alternatives

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To help with the 'mover' in OpenFOAM 11, specifically the 'interpolator' option. While there seems to be a lack of readily a...
Monday, June 24, 2024

Resolving Backflow in buoyantPimpleMhdFoam Simulation with OpenFOAM

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 Backflow in OpenFOAM simulations can arise from various factors, even when using the inletOutlet boundary condition. Here are some potentia...

Resolving Unit Inconsistencies in Non-Newtonian Viscosity Calculations (Herschel-Bulkley Model)

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There is  the inconsistency in units for non-Newtonian viscosity calculations in the Herschel-Bulkley model. The inconsistency arises becaus...

OpenFOAM Error: Carrier Phase curlUc Interpolation Object Not Set (SaffmanMeiLiftForce)

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 The error message "Carrier phase curlUc interpolation object not set" in OpenFOAM indicates that a required interpolation object ...

Fitting Rheology Data to PTT or Maxwell Models for OpenFOAM Simulations

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 Converting rheology data to model parameters is definitely possible! Here's a general approach for fitting your complex rheology data (...
Saturday, June 22, 2024

Dynamic library error in OpenFoam. How to solve ?

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 I'd be glad to help you with the dynamic library error you're encountering in your OpenFOAM simulation. While I cannot provide spec...
Friday, June 21, 2024

How to use timeVaryingMappedFixedValue in OpenFoam?

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 The timeVaryingMappedFixedValue boundary condition in OpenFOAM allows you to prescribe values that vary in time and space on a patch. Here&...
Sunday, June 16, 2024

What free open source programs similar to Ansys can you find today

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  Ansys is a powerful commercial software suite, so there isn't a single free program that offers all its functionalities. However, depe...
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Tuesday, May 28, 2024

Best OpenFoam tutorials for beginners ?

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  Here are some of the best OpenFOAM tutorials for beginners to get you started: Official Resources: OpenFOAM Wiki Tutorials: The official...

Is there a possibility to install OpenFoam on Windows ?

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  While OpenFOAM itself isn't officially supported on Windows, there are a couple of ways to run it on your Windows machine: Windows S...
Tuesday, April 2, 2024

💥💥💥 How to model gas flow over cylinder to create floating steam in CFD software?

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 Gas flow over a cylinder is a classic benchmark problem in computational fluid dynamics (CFD) and can be a good starting point for modellin...
Monday, January 29, 2024

💥💥💥 Comparison of SU2, Ansys Fluent and Helyx-OS in terms of capabilities

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 SU2, Ansys Fluent and Helyx-OS are three popular CFD software that have different features, advantages and disadvantages. Here is a brief s...