Monday, June 29, 2026

Bend it like Stallion 3D. FIFA Inspired Aerodynamics Simulation ⚽🥅

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  A soccer ball was simulated in Stallion 3D at 67 mph (30 m/s) with 600 rpm (10 Hz) of spin to examine the Magnus effect responsible f...
Thursday, June 18, 2026

eVTOL Aerodynamics: Use Stallion 3D for Early eVTOL Concept Analysis. Compute lift, drag, moments and ideal power

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This is a Stallion 3D near-hover simulation of the NASA RAVEN SWFT, a 1,000 lb eVTOL concept, at 7 m/s forward speed. The model includes si...

Learn the Background Story about my CFD and Aerodynamic Software Business

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  I recently had the chance to talk with Roopinder at ENGtechnica on YouTube about aerodynamics, CFD, and some of the practical work behind...
Sunday, May 31, 2026

Breaking the Sound Barrier: Shock Waves, Drag Rise, and the Physics of Transonic Flight

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Why is it so difficult for aircraft to fly near Mach 1? In this short video, I use Stallion 3D to look at transonic flow around an aircraft....
Friday, May 8, 2026

Transonic Aircraft Design and Analysis

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Transonic Accuracy with Stallion 3D Transonic aircraft design is difficult because small changes in sweep, airfoil shape, angle of attack, a...
Saturday, May 2, 2026

eVTOL Aerodynamics - How to analyze an aircraft in the cruise configuration with 6 prop rotors.

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  Follow the step to compute lift, drag, aerodynamic moments and induced power for the eVTOL cruise configuration. Here is the breakdown on ...
Sunday, February 22, 2026

A Strategy for Faster Aerodynamics Analysis using Stallion 3D

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Solving Half-Geometry Models in Stallion 3D Using Symmetry In many aerodynamic problems, the geometry is symmetric about a pla...