The aim of the work is the optimisation of a rail heater. constituted by a magnetic core supplied by a sinusoidal current. which induces an eddy current in the rail. Optimisation parameters are electrical and geometrical quantities: supply frequency. https://www.roneverhart.com/Espeez-Cinna-Pix-Cinnamon-Toothpicks-Pouches-24-Piece-Box/