Fluid Dynamics

Understanding the von Karman Vortex Street with OpenFOAM 11

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In this blog post, we dive into simulating the von Karman vortex street using OpenFOAM 11. This classic fluid dynamics phenomenon, characterized by swirling vortices, is replicated by placing a cylinder in a channel and analyzing the resulting drag and lift forces. With detailed steps, boundary conditions, and configuration files available for download, this post is a comprehensive guide for anyone looking to explore CFD simulations. Check out our accompanying video for a visual understanding of the velocity field around the cylinder.

Exploring Enhanced Oil Recovery: A Comparative Study of Water and Air Injection with OpenFOAM’s multiphaseInterFoam Solver

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Dive into the fascinating world of Computational Fluid Dynamics (CFD) with our latest exploration into Enhanced Oil Recovery (EOR) techniques using OpenFOAM’s multiphaseInterFoam solver. In this insightful post, we simulate a micromodel fully saturated with oil and subject it to two different EOR strategies: water and air injection. Discover how these fluids interact with the oil, their impact on recovery efficiency, and the complex fluid dynamics at play. Whether you’re a CFD enthusiast or just curious about the science behind oil recovery, join us as we inject a dose of science into this intriguing subject. Ready to see science in action? Let’s get flowing!

Two-phase Simulations in a Rectangular Pipe: A Comparison of InterFoam vs. EulerFoam

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An exploration into the intricacies of two-phase flow simulations is presented, with a comparison between multiphaseInterFoam and multiphaseEulerFoam. Their methodologies, applications, and the captivating dance of fluid dynamics visualized through computational results are showcased. Insight into the strengths, limitations, and the dynamic world of fluid interactions is provided for both CFD enthusiasts and beginners.

Visualizing CFD Simulations: A Quick Guide to Plotting Residuals with GNUplot in OpenFOAM

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Explore a streamlined guide to extracting and visualizing residuals from OpenFOAM simulations using GNUplot in both terminal and GUI environments on Ubuntu 22. Dive into a step-by-step walkthrough, from crafting a GNUplot script for data extraction to real-time visualization of your CFD simulation residuals, enhancing your data analysis and decision-making in computational fluid dynamics endeavors.

Open Channel: Laminar, K-Epsilon, K-Omega and LES simulations

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Navigate the complexities of fluid dynamics with a hands-on guide to simulating open channel flows using OpenFoam. Explore mesh generation, delve into various turbulence models, and unravel fluid behavior through practical simulation and insightful visualization. Join the exploration, share your insights, and dive into the expansive seas of fluid dynamics learning and discovery.