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

Abstract

A solid-state electromagnetic rotor, comprising 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; 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 polar magnetic field in the form of distinct magnetic poles as desired to accomplish power generation.

1 .- 63 . (canceled) 
     
     
         64 . An assembly for providing power generation, comprising:
 an electric power generator stator having a stator housing; and   an electromagnetic rotor placed into and attached to the stator housing, wherein the electromagnetic rotor remains stationary and generates a rotating magnetic field sequentially excited using an electric excitation system, wherein a portion of output power from the assembly is fed back to the electric excitation system.   
     
     
         65 . The assembly of  claim 64 , wherein the electromagnetic rotor is constructed of a series of adjacent salient poles attached to a central support shaft. 
     
     
         66 . The assembly of  claim 64 , wherein the electromagnetic rotor is constructed by cutting laminates and assembling them into the form of a rotor of appropriate size. 
     
     
         67 . The assembly of  claim 64 , wherein the electromagnetic rotor is constructed of a ferromagnetic material. 
     
     
         68 . The assembly of  claim 64 , wherein the salient poles of the electromagnetic rotor are wound with magnet wires. 
     
     
         69 . The assembly of  claim 68 , wherein the magnet wires are connected to excitation leads from the excitation system. 
     
     
         70 . The assembly of  claim 65 , wherein the salient poles are divided into N-groups of two or four or other appropriate numbers and the windings are connected by leads to the excitation system. 
     
     
         71 . The assembly of  claim 70 , wherein the excitation system includes multiple channels and the multiple channels are respectively connected to the salient poles of each group. 
     
     
         72 . The assembly of  claim 71 , wherein the excitation system excites the salient poles within each group sequentially such that discrete alternating magnetic poles rotate parallel to the surface of the electromagnetic rotor at a predetermined speed and frequency. 
     
     
         73 . A method of generating power, comprising the following steps:
 providing an electric power generator stator having a stator housing;   placing an electromagnetic rotor into the stator housing and attaching the electromagnetic rotor to the stator housing, wherein the electromagnetic rotor remains stationary; and   using an electric excitation system to sequentially excite the electromagnetic rotor to generate a rotating magnetic field to accomplish power generation, wherein a portion of output power from the assembly is fed back to the electric excitation system.   
     
     
         74 . The method according to  claim 73 , further comprising arranging a plurality of salient pole pieces around a supporting shaft of the electromagnetic rotor, and attaching a first end of each salient pole piece to the supporting shaft. 
     
     
         75 . The method according to  claim 73 , further comprising winding wires around each salient pole piece, and sequentially exciting the wires by the electric excitation system to provide the rotating magnetic field to accomplish power generation. 
     
     
         76 . The method according to  claim 74 , further comprising determining an excitation cycle based on a target frequency of the power generator. 
     
     
         77 . The method according to  claim 76 , further comprising switching an electric circuit connected to the wires to excite the wires to energize the plurality of salient pole pieces according to the determined 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.