$ ls tools/
Tools
4 CFD quick calculators · run in your browser, no signup.
Reynolds Number
Inertial-to-viscous ratio. Predicts laminar–turbulent transition.
ReynoldstransitionCFD
Mach Number
Flow-to-sound speed ratio. Assess compressibility / shocks.
MachcompressibleCFD
Boundary Layer Thickness
Laminar/turbulent BL thickness over a flat plate.
boundary layerfluid mechanics
CFL Condition
Stability condition for explicit time integration.
CFLnumericsstability