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CFD Dose

1k members • Free

4 contributions to CFD Dose
OpenFoam-interfoam solver
Hi, Can anyone suggest some resources for understanding interfoam solver in OpenFOAM? I am using Gauss PLIC interface compression scheme, Is it truly geometric reconstruction? Please share some resources and inputs for understanding this. Thanks,
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New comment Jan 29
2 likes • Jan 29
Do you want to understand interFoam, or the PLIC method?
Have You Confirmed Your Cloud HPC Registration Yet?
If you’re like me, managing hardware upgrades and resource limitations has probably been a constant battle while running high-resolution simulations. That’s where Cloud HPC comes in. It’s designed to handle all the heavy lifting for you—so you can focus on the physics instead of the hardware. 🎁 Here’s what you'll immediately get: - 300 vCPU-Hours for Free to test your cases. - Seamless OpenFOAM integration (and other software too). - Blazing speeds—no joke, my simulations saw up to a 10x speedup! - The new HyperCore Nodes (just launched!) that make even complex cases run like a breeze. 💻 How to Get Started: 1. Register: Create a free account on the platform and claim your free vCPU-Hours. 2. Install CloudHPCexec: Easy download and setup. 3. Upload Your Case: Drag and drop—it’s as simple as that. 4. Run Your Simulation: Watch it fly through the queue and get notified when it’s done. 5. Download Results: Pull the results back to your machine and dive into your analysis. I’ve been using Cloud HPC for a while now, and honestly, it’s hard to imagine going back. Whether you’re running quick studies or tackling complex setups, it’s a total game-changer. If you haven’t registered yet, go give it a shot, and let me know what you think! 👉 Register here and start simulating! Let me know in the comments how your experience goes—looking forward to hearing your thoughts.
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New comment Nov '24
Have You Confirmed Your Cloud HPC Registration Yet?
0 likes • Nov '24
Have you used CFMesh+? Does CloudHPC provide the manual and access to tutorials?
What specs should I look for in a new laptop for CFD learning?
Previously where I worked in R&D, we used to deal with quite large elements and we ran those cases on workstations sometimes with 48 cores...etc I'm looking to buy a new personal laptop and I'm not sure what specs should I care for for my CFD learning, whether on OpenFOAM or other commercial software. Should I care for the graphics card as much as RAM, Storage and Processor? What about number of cores/threads...Any source I can read on that or experience?
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New comment Nov '24
4 likes • Nov '24
It depends a lot on the CFD applications. To learn and use a bit of OpenFOAM: - RAM DDR5 minimum 16Gb. 32Gb is desired. - Processor: as fast as your budget allows. However, the number of cores doesn't matter because typically, it's not efficient to use more than 4 cores — it has to do with the RAM bandwidth limitation. - GPU: not relevant for OpenFOAM or ParaView. Get a regular one. - Discs: At least 1Tb. 2Tb is better. - Good fans/ventilation. If you intend to install OpenFOAM in a WSL in windows, go for 32Gb of RAM, 2Tb of SSD, and a processor with 8 cores/16 threads. Have fun!
2 likes • Nov '24
Maybe some GPU may accelerate the calculations, depends on the software. Check with the sellers.
Ubuntu is the most unforgivable OS for work
I use ubuntu for preprocessing and openfoam and with canonical’s latest update it has: Destroyed my resolution settings Wrecked CUDA Made blender useless. If you want a suitable linux distribution do not waste your time, use arch linux.
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New comment Oct '24
0 likes • Oct '24
I have been using openfoam and paraview on Ubuntu for 10 years every day without any problems.
0 likes • Oct '24
@Suhaib Yasin, do you know that there are LTS versions of Blender? And of Ubuntu? You can keep your workflow for several years without having to make significant changes.
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Lourenço Sm
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@lourenco-sm-7196
Civil Eng. (2006), PhD (2022). Assistant Researcher @ National Civil Eng. Laboratory of Portugal. Working in CFD/OpenFOAM of hydraulic structures.

Active 50d ago
Joined Jul 9, 2024
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