Aerodynamics Simulators

Simulate airfoil lift with NACA 4-digit parameters. Real-time CL, CD, L/D calculations and angle-of-attack curves using thin airfoil theory.

Explore aerodynamic drag and terminal velocity with a real-time simulator. Adjust shape, mass, and air density to visualize the physics of flight.

Calculate aircraft performance with our free online tool. Compute stall speed, cruise speed, rate of climb, and Breguet range using real-time ISA atmosphere models.

Breguet Range Equation Simulator: Compute how far a jet aircraft can fly on a single tank of fuel using the Breguet range equation. Adjust the cruise speed, …

Change aircraft type, take-off weight, OAT, pressure altitude, headwind, flap setting and runway slope to see TORA, TODA, BFL and V1/Vr/V2 update in real time. Useful fo…

Calculate lift, drag & L/D ratio for NACA airfoils. Adjust angle of attack, speed & wing geometry in real-time with this interactive airfoil calculator.

Simulate NACA 4-digit airfoils in real time. Generate profiles, calculate lift/drag coefficients, pressure distribution, and lift curves instantly.

Baseball Pitch Magnus Force Simulator compares how flow rate, pressure loss, and hydraulic margin shifts as the main assumptions change.

Blasius boundary layer simulator: computes laminar flat-plate δ_99, displacement and momentum thickness, and skin friction in real time from velocity, position, and viscosity.

Turbulent boundary layer simulator for flat plates using 1/7 power law. Calculate δ, C_f, τ_w with variable velocity, viscosity, density. Compare laminar Blasius solution.

Simulate boundary layer growth on a flat plate with our free online calculator. Visualize velocity profiles and calculate key parameters for your CAE projects.

Aircraft Rate of Climb Simulator: Calculate how fast an aircraft can gain altitude using the excess-power method. Adjust the weight, available engine power, …

Coanda effect simulator for wall-attached jets. Explore jet separation behavior by adjusting curvature parameter K=b/R. Interactive CFD tool for engineers.

Calculate drag & lift forces, terminal velocity, and vortex frequency in real time. Interactive tool for spheres, cylinders, and flat plates using Reynolds-number-dependent Cd.

Calculate drag force, Reynolds number, terminal velocity & power for any shape. Input fluid, velocity, and temperature. View interactive plots instantly.

Simulate falling objects with air drag. Adjust mass, drag, and area in real-time. Explore skydiver to raindrop presets and key physics equations.

Explore the buoyancy and useful payload of helium-filled lighter-than-air (LTA) vehicles — Zeppelin rigid airships, Goodyear blimps and stratospheric HAPS — with an ISA …

Visualize potential flow, Karman vortex shedding, and Magnus effect. Calculate lift, drag, and vortex frequency in real-time with streamfunction theory.

Simulate free fall with air drag. Vary mass, drag, and area. Compare vacuum vs. air fall, learn terminal velocity, and see numerical integration results.

Calculate glider polar curve, best glide speed, and MacCready optimal speed in real-time. Adjust thermal strength and wind with this from .

Karman vortex simulator: real-time fs = St*V/D for cylinder shedding. Reynolds number, fs/fn ratio and lock-in detection for VIV in bridges, stacks and risers.

Lift-induced drag simulator: real-time induced drag, total drag, L/D ratio and K-factor from lift coefficient, aspect ratio, Oswald efficiency and parasite drag.

Mach Cone Simulator visualizes supersonic shock waves and sonic booms. Compute Mach angle, cone reach, and boom delay by varying Mach number and flight altitude for aerospace engineering analysis.

NPSH simulator for pump cavitation. Computes available NPSH from atmospheric pressure, vapor pressure, suction lift, and pipe losses, and shows the margin against required NPSH.

Prandtl-Glauert compressibility correction simulator for subsonic airfoil aerodynamics. Visualize pressure and lift coefficient scaling with Mach number and gamma adjustments.

A tool for actuator-disk theory (Froude momentum theory), which models a propeller as an infinitely thin disk.

Iteratively compute the terminal settling velocity of a spherical particle. Compare Stokes, intermediate and Newton drag regimes by sweeping diameter and viscosity.

Sphere drag coefficient simulator: compute C_D vs Reynolds number across Stokes, Newton, and supercritical flow regimes. Terminal velocity calculator.

Predict Karman vortex shedding frequency and lock-on resonance using Strouhal number calculator. CFD simulation for cylinder flow analysis by Reynolds number.

Compute hydrodynamic drag, propulsion power, Reynolds number and 100m time from speed, body cross-section, drag coefficient and stroke. Real-time interactive simulator.

Turbine Blade Cooling Analysis: Adjust hot gas temperature, film cooling effectiveness, coolant air temperature, heat-transfer coefficients and wall thicknes…

Hands-on tool for rear-wing design on F1, LMP1 and sports cars.

Explore vortex dynamics with an interactive fluid simulator. Visualize Rankine and Karman vortex structures using particle tracers. Click and drag to create.

Simulate wakes of circular, square, teardrop bodies. Calculate drag coefficient C_D, Strouhal number, vortex shedding frequency in real time.

Combine atmospheric boundary-layer wind profiles (power law and log law) with IEC 61400 turbine classes to evaluate hub-height wind speed, vertical rotor shear, rotor-eq…

Wind Tunnel Blockage Correction Simulator: Compute wall-interference (blockage) corrections for a model inside a wind tunnel using Maskell and Mercker formul…

Calculate lift and drag for NACA airfoils. Adjust angle of attack and aspect ratio to visualize performance with our aerodynamic coefficient calculator.

Compute dimensionless wall distance y+ in real-time for CFD boundary layer meshing. Adjust flow parameters to determine viscous sublayer, buffer layer, and log-law regions for turbulence modeling.