Jet airliner: lift, drag, thrust & the flight envelope
Throttle0%
Loading airliner, airport and sky...

Guided flight

    Time

    Controls (sandbox, or take over)

    2
    0%
    auto

    Load and route

    150
    9000
    27
    450
    350

    Keys: W/S pitch, Q/E throttle, F/V flaps, G gear, B speedbrake, T/Y trim, 1-5 cameras. Touch: use the pads on the stage. Drag to orbit, wheel / pinch to zoom.

    The four forces, live

    The equations with today's numbers

    Flight envelope (altitude vs Mach)

    Mach limit1.3 g buffet / low-speed limitstall (1 g)thrust ceiling

    V-n diagram (load factor vs equivalent airspeed)

    Wing section: streamlines and pressure

    Lift curve CL(α) with flaps

    Drag polar CD = CD0 + k CL2

    Self-checks (run in your browser)
    The science (and what is simplified)
    Equations used
    Glossary
    About the models
    Made with 🟠 Blender · Three.js