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Recent Blog Posts
OpenFOAM Boundary Conditions Tips and Tricks
OpenFOAM is a powerful open source CFD toolbox that has proven itself as a competitive option for producing high quality results. While being extremely capable, accurate and comprehensive, it can also be challenging to learn as everything is controlled using text files via the command line. Without a user-interface there …
High Speed Flows and Slow Speed Solutions – An Introduction to Under-Expanded Jets Modelling Challenges
Introduction Fluid jets are found in many engineering applications including rocket nozzles and cooling devices, but may also arise due to accidental leaks. When the fluid is a gas, relatively low pressures are required for the jet to reach the speed of sound (Mach 1) at the exit of the …
Creating Block-Structured Meshes with blockMesh and ofblockmeshdicthelper
2/18/2021 Update -- The module discussed in this blog post has officially been renamed blockmeshbuilder as of February 15, 2021. It is still hosted on Github. The Meshing Process When using CFD to solve a problem, the analyst has many decisions to make which will determine the speed and accuracy …