INDUCTION HEATING DEVICE, RADIOACTIVE WASTE MELTING PROCESS DEVICE EQUIPPED WITH SAID INDUCTION HEATING DEVICE, AND RADIOACTIVE WASTE MELTING AND SOLIDIFICATION PROCESS DEVICE

摘要

Provided is an induction heating device with which discharging can be easily avoided even when a large electric current is used. The induction heating device comprises a high-frequency power supply provided with a connection portion for an alternating-current power supply, and a heating coil portion connected to the high-frequency power supply. In the heating coil portion, a plurality of coils include n coils surrounding a cavity portion in a plane, wherein the plurality of coils are mutually connected in series via one of a plurality of capacitors.