🏗️ Gantry Crane Steel Coil: Load Sway, Trapezoid, S-Curve and Input-Shaped Moves (2D side view)

Side view of a gantry trolley carrying a steel coil on a rope, treated as a driven pendulum. Set rope length, travel, top speed, acceleration and damping, choose a trapezoid, S-curve or input-shaped move, and watch sway, residual swing and the move time. Four in-page numerical checks.