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3D CFD Wind Tunnel
Controls
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Lattice-Boltzmann D3Q19 · WebGPU compute ·
Built-in model
Reynolds
Inflow u₀
Steps/frame
⏸ Pause
↺ Reset flow
· Tracers
X → flow · Y ↑ height · Z ↔ width
Volume
Vertical XY
Horizontal XZ
Height Y
Position Z
Volume opacity
Quality
Low
Medium
High
Volume bounds
Bottom Y
Top Y
Min Z
Max Z
Scalar surfaces · each threshold is drawn in depth order
Isosurfaces
Speed |u|
Pressure Cp
Streamlines start on the inlet plane. Color follows local speed.
Streamlines
Forward
Backward
Wind bands
Flow arrows
Arrow trails
Color scheme
Seed rows
Seed columns
Line points
Step size
Stop speed
Band width
Band opacity
Arrows / band
Arrow size
Animation speed
Trail length
Trail width
Trail opacity
Trail smoothness
Fade curve
0
Speed maximum
drag = orbit · scroll = zoom · enable a slice to explore its height or position
drag = orbit · pinch = zoom