Home▸Fluid Dynamics & Aerodynamics▸Sand Dune Wind — 2D Saltation, Slip Face and Dune Migration

🏜 Sand Dune Wind — 2D Saltation, Slip Face and Dune Migration

2D companion of the sand dune wind simulation: a slab model of saltation with wind-shadow zones and avalanches at the angle of repose, Bagnold sand flux and threshold shear velocity, crest migration and height history, with mass-conservation and slope checks.

Fluid Dynamics & Aerodynamics2DAdvanced60 FPS📱 Mobile-adapted⇄ 3D version

⚙ Under the hood

Sand DuneSaltationBagnold FluxAngle of Repose

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install