Aerodynamic Simulator
CFD Wind Tunnel · STL · k-ω SST
Drop STL file
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Save Config
Load Config
No STL loaded
Flow Conditions
Wind Speed
120 km/h
Yaw (Flow Angle)
0°
Vehicle Length
4.50 m
Quad/Twizy 2.3 m
Z1A 3.0 m
Sedan 4.5 m
SUV 5.5 m
F1 5.6 m
Solver & Mesh
k-ω SST
Inviscid
RANS k-ω SST
Wall y⁺
30
y⁺ = 30 — log-law region · standard wall function
Visualization
Body Mode
Off
Pressure
Velocity
Solid Color
CFD Slice Plane
Slice Opacity
0.55
Slice Position (along)
0.0 m
Slice Position (lateral)
0.0 m
Vertical (XY)
Horizontal (XZ)
Center on Model
Front of Model
Rear / Wake
Streamlines
Density
110
Trail Length
140
Thickness
3.0 px
Environment
Moving Ground
Road
Wheels
0 / 4
+ Add Wheel
Auto-place 4
Clear
Spin with V∞
Model Orientation
Pitch (X)
0°
Roll (Z)
0°
Heading (Y)
0°
Pitch +90°
Pitch −90°
Roll +90°
Roll −90°
Snap to Road
Reset Orient.
Camera
Auto-rotate
Reset
Front
Side
Top
3/4
Telemetry
SAE J1594
Airspeed
120 km/h
Free-stream V∞
33.3 m/s
Mach number
0.098
Reynolds (≈)
5.5e6
Dynamic pressure q
0.68 kPa
Frontal area A
— m²
Drag force D
— N
Downforce L
— N
Side force S
— N
Streamlines
0
FPS
—
CD Report
—
Cd (pressure)
—
Cd (friction)
—
Cl (lift)
—
Cs (side)
—
Wetted area
—
Recompute
Pressure (Pa)
−1020
0
+680
X-Velocity (m/s)
0
25
50
Drag-orbit · scroll-zoom · right-drag pan
Loading STL…
Parsing geometry