OpenFOAM and DAKOTA: a Complete Guide

Running a single CFD simulation rarely provides enough information to find a good hydraulic or aerodynamic design of a component. In many cases the poor engineer has to wrestle an…

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A Parametric CFD Model: Wind Turbine from Pipes

I’m building a wind turbine and as you might imagine, the blades are Ye Royale Paine In Me Buttocks. Too big for a CNC, too exposed for a 3D print,…

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blockMesh for External Flows

The Old-Fashioned blockMesh BlockMesh is the weapon of choice for directly generating rather simple meshes of channels, pipes, 2D-stuff etc. Those are mostly internal flows. With external flows, life gets…

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RunFunctions: a Quick Cheatsheet

All OpenFOAM tutorials have Allrun and Allclean scripts which call some mysterious RunFunctions from even more mysterious sources. The most mysterious thing of all this is how poorly those are…

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Custom USB Shortcutter with STM32 + AHK

STM32 USB shortcutter buttons

A cheap way to add custom buttons to your PC with STM32 and AHK.

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RNS MFD2 Bluetooth (CD Changer Emulator)

Everybody said: “why don’t you just buy a new radio with bluetooth?”. And you can be sure when I say, that I considered this option several times, in fact, almost…

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Classy Classes for blockMesh

IMPORTANT! classy_blocks have been massively improved but this article hasn’t. Please refer to readme in repository for most up-to-date information and examples. blockMesh: pros and cons blockMesh is a great…

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Tesla Cybertruck Aerodynamics

I am not going to share my negative opinion on visual aspects of design of this vehicle (although I could be very verbose) but there are some technical issues I…

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