Superconducting synchronous machine with a rotor and plurality of superconducting excitation coil windings

摘要

A rotor for a synchronous machine is disclosed that comprises a rotor core (22) having a rotor axis (20), and a pair of super-conducting coil windings (34), mounted on the rotor core, each of said coil windings lying in a respective plane that is parallel to and offset from the rotor axis (20).