Self-excited brushless machine with compensated field windings

A rotor comprising:

• a plurality of field windings;
• a plurality of auxiliary windings;
• and
• an energy convertor configured to electrically connect the plurality of field windings to the plurality of auxiliary windings,
• wherein the plurality of field windings and the plurality of auxiliary windings are concentrically arranged on the rotor.

A self-excited brushless machine with compensated field windings, the machine comprising:

• a rotor comprising:
• a plurality of field windings secured to the rotor;
• and
• a plurality of auxiliary windings secured to the rotor,
• wherein the plurality of field windings and the plurality of auxiliary windings are concentrically arranged on the rotor;
• a multigroup multiphase stator comprising;
• a first set of windings configured as a first group multiphase;
• and
• a second set of windings configured as a second group multiphase,
• wherein the first and second set of windings are configured to generate multiple magnetomotive forces (MMFs) to induce current in an auxiliary winding and to generate electromagnetic torque.