Solid state multi-pole and uni-pole electric generator rotor for ac/dc electric generators

An assembly for providing power generation, comprising:

• an electric power generator stator having a stator housing;
• a solid-state power generator rotor placed into and attached to the stator housing, wherein the solid-state power generator rotor remains stationary and generates a rotating magnetic field sequentially excited using an electronic excitation system, wherein a portion of output power from the assembly is fed back to the excitation system;
• a solid-state electromagnetic rotor with a plurality of salient pole pieces arranged around a supporting structure, wherein a first end of each salient pole piece is attached to the support structure and a second end of each salient pole piece points outward away from the supporting structure;
• wires wound around each salient pole piece, wherein when the wires of the plurality of salient pole pieces are sequentially excited by an excitation circuit, the salient pole pieces are energized to provide a moving polar magnetic field in the form of distinct magnetic poles as desired to accomplish power generation;
• and
• at least one processor configured to:
• control the power generator having a static rotor, wherein the static rotor includes a plurality of salient pole pieces each wound with wires;
• determine an excitation cycle based on a target frequency of the power generator;
• and
• switch an electric circuit connected to the wires to excite the wires to energize the plurality of salient pole pieces sequentially according to the excitation cycle such that each salient pole piece is energized in a first polarity in a first half of the excitation cycle and energized in a second polarity in a second half of the excitation cycle.

A power generator comprising:

• a stator having a cavity and stator wires configured to provide output power;
• a static rotor inserted in the cavity and outside the stator wires wherein the static rotor includes:
• a support structure;
• a plurality of salient pole pieces circularly arranged around a supporting structure, wherein a first end of each salient pole piece is attached to the support structure and a second end of each salient pole piece is toward an inner circumference of the cavity;
• and
• wires wound around each salient pole piece, wherein when the wires of the plurality of salient pole pieces are sequentially excited by an excitation circuit, the salient pole pieces are energized to provide a moving magnetic field comprised of distinct poles;
• and
• a controller for controlling a power generator having a static rotor, wherein the static rotor including a plurality of salient pole pieces each wound with wires, the controller comprising:
• connection terminals coupled to an electric circuit connected to the wires through terminal blocks;
• a processor configured to:
• determine an excitation cycle based on a target frequency of the power generator;
• and
• switch the electric circuit to excite the wires to energize the plurality of salient pole pieces sequentially according to the excitation cycle such that each salient pole piece is energized in a first polarity in a first half of the excitation cycle and energized in a second polarity in a second half of the excitation cycle.

A computer controlled excitation system, comprising:

• an electric circuit connected to wires of a static rotor in a power generator, wherein the static rotor including a plurality of salient pole pieces wound with the wires, the electronic circuit comprising:
• a computer controlled excitation system having at least two controlled channels;
• a plurality of pole switching circuits coupled to at least two control channels, wherein the pole switching circuits are connected to the wires of the plurality of salient pole pieces, wherein each pole switching circuit includes a plurality of switching elements switched on and off by at least two control channels to excite the wires to energize the plurality of salient pole pieces sequentially;
• and
• a non-transitory computer readable medium having instructions stored thereon, wherein the instructions, when executed by a processor perform a method for controlling a power generator having a static rotor, wherein the static rotor includes a plurality of salient pole pieces each wound with wires, the method comprising:
• determining an excitation cycle based on a target frequency of the power generator;
• and
• switching an electric circuit connected to the wires to excite the wires to energize the plurality of salient pole pieces sequentially according to the excitation cycle such that each salient pole piece is energized in a first polarity in a first half of the excitation cycle and energized in a second polarity in a second half of the excitation cycle.