Induction Furnace Harmonic Mitigation: AHF & SVG Guide Medium-frequency induction melting furnaces and electric arc furnaces (EAF) are core assets in modern metal foundries, steelworks, and precision casting facilities. However, their high-power silicon-controlled rectifier (SCR) and insulated-gate bipolar transistor (IGBT) front-ends act as intense sources of non-linear electrical distortion....