Do I need to install anything?

No. It runs in any modern browser, free, with no account required.

For First Responders · 2D Fluid (CFD)

2D Fluid (CFD) for a concrete column

Built for first responders planning or training for real incidents. Run fast what-if scenarios for response planning and training — no software to install in the field. Simulate a concrete column live below — adjust the inputs and watch it respond, right in your browser.

2D Fluid (CFD) StudioLive

Stam stable-fluids · Navier–Stokes

Controls

Speed1×

Click and drag on the canvas to inject dye and velocity.

Presets

Viscosity

Injection force

Dye amount

▶ Run in Python

Data Inspector

Grid96×96

Total dye0

Mean speed0.000

Max speed0.000

Enstrophy0.00e+0

Governing equation

\frac{\partial u}{\partial t} + (u \cdot \nabla) u = - \frac{\nabla p}{ρ} + 1.0 e - 7 \nabla^{2} u, \nabla \cdot u = 0

Reading this result: Near-zero viscosity: momentum barely dissipates, so vortices persist and the flow tips into turbulent, chaotic mixing.

Runs locally in your browser — free forever. Scale to the cloud when reality gets heavy.

or unlock everything with Pro →

Also for:Students Researchers Educators Engineers Hobbyists & Makers K-12 Students General version →

More with 2D Fluid (CFD)

2D Fluid (CFD) for a cantilever balcony 2D Fluid (CFD) for a bridge girder 2D Fluid (CFD) for a floor joist 2D Fluid (CFD) for a roof rafter 2D Fluid (CFD) for a steel beam 2D Fluid (CFD) for a timber deck 2D Fluid (CFD) for a crane boom 2D Fluid (CFD) for a retaining wall

Frequently asked questions

Is this good for first responders?: Yes — this version of "2D Fluid (CFD) for a concrete column" is framed for first responders planning or training for real incidents. Run fast what-if scenarios for response planning and training — no software to install in the field.
Do I need to install anything?: No. It runs in any modern browser, free, with no account required.