Floating power generation device and system

Abstract

A floating power generating device that includes a support frame having a pair of buoyant pontoons, a power generator having a magnetic rotor that rotates about a fixed stator mounted to the support frame between the pontoons, an electrical cable in electrical communication with the power generator, and means for maintaining the floating power generating device in a substantially fixed position within the flow of water.

1 . A floating power generating device for generating electrical power from a flow of water, said device comprising:
 a support frame comprising a pair of buoyant pontoons;   a power generator mounted to said support frame between said pontoons, said power generator comprising a stator in fixed relation to said support frame and a rotor rotatably disposed about said stator, wherein said rotor comprises at least one magnet, wherein said stator comprises a plurality of windings of wire, wherein said rotor comprises an outer surface and at least one fin disposed upon said outer surface of said rotor, and wherein said at least one fin is dimensioned to turn said rotor about said stator when engaged by the flow of water,   an electrical cable in electrical communication with said power generator; and   means for maintaining said floating power generating device in a substantially fixed position within the flow of water.   
     
     
         2 . The floating power generating devices as claimed in  claim 1  wherein said stator of said power generator is mounted in perpendicular relation to said pontoons and wherein said at least one fin of said rotor comprises a plurality of fins extending axially from said outer surface of said rotor. 
     
     
         3 . The floating power generating device as claimed in  claim 2  further comprising means for raising and lowering said power generator relative to said frame. 
     
     
         4 . The floating power generating device as claimed in  claim 1  further comprising means for preventing a flow of water from contacting said at least one fin of said rotor. 
     
     
         5 . The floating power generating device as claimed in  claim 1  wherein said support frame further comprises a front brace and a rear brace, wherein said stator of said power generator is mounted between said front brace and said rear brace in substantially parallel relation to said pontoons, and wherein said at least one fin of said rotor comprises at least one spiral fin disposed upon said outer surface of said rotor. 
     
     
         6 . The floating power generating device as claimed in  claim 5  wherein said front brace and said rear brace are disposed and dimensioned to extend downward such that said rotor of said power generating device is completely submerged below a surface of said flow of water. 
     
     
         7 . The floating power generating device as claimed in  claim 1  wherein said frame further comprises a cover. 
     
     
         8 . The floating power generating device as claimed in  claim 7  wherein said cover is adapted to look like a rock. 
     
     
         9 . The floating power generating device as claimed in  claim 1  wherein said means for maintaining said floating power generating device in a substantially fixed position within the flow of water comprises a support cable extending to at least one shore, and wherein said electrical cable is disposed within said support cable. 
     
     
         10 . The floating power generating device as claimed in  claim 9  wherein said support cable and said electrical cable are a single cable. 
     
     
         11 . The floating power generating device as claimed in  claim 1  further comprising a transformer in electrical communication with said power generator, wherein said transformer is adapted to transform a flow of direct current power to a flow of alternating current power 
     
     
         12 . A power generation system comprising:
 a floating power generating device for generating electrical power from a flow of water, said device comprising:
 a support frame comprising a pair of buoyant pontoons; 
 a power generator mounted to said support frame between said pontoons, said power generator comprising a stator in fixed relation to said support frame and a rotor rotatably disposed about said stator, wherein said rotor comprises at least one magnet, wherein said stator comprises a plurality of windings of wire, wherein said rotor comprises an outer surface and at least one fin disposed upon said outer surface of said rotor, and wherein said at least one fin is dimensioned to turn said rotor about said stator when engaged by the flow of water, 
 an electrical cable in electrical communication with said power generator; and 
 means for maintaining said floating power generating device in a substantially fixed position within the flow of water; and 
   an electrical junction box in electrical communication with said electrical cable of said floating power generating device.   
     
     
         13 . The power generation system as claimed in  claim 12  further comprising a transformer in electrical communication with said electrical junction box and said electrical cable of said floating power generating device, wherein said transformer is adapted to transform a flow of direct current power to a flow of alternating current power. 
     
     
         14 . The power generation system as claimed in  claim 12  further comprising an electrical power meter disposed between said floating power generating device and an electrical power grid, wherein said electrical power meter is adapted to measure a flow of power from the floating power generating device to the electrical power grid. 
     
     
         15 . The power generation system as claimed in  claim 12  further comprising a battery in communication with said electrical junction box and said floating power generating device for storing power generated by said floating power generating device. 
     
     
         16 . The power generating system as claimed in  claim 13  further comprising an electrical power meter disposed between said floating power generating device and an electrical power grid, wherein said electrical power meter is adapted to measure a flow of power from the floating power generating device to the electrical power grid. 
     
     
         17 . The power generating system as claimed in  claim 16  further comprising an automated switch for switching a flow of power to a home when there is sufficient demand for said flow of power by said home and for switching a flow of power to the electrical power grid when there is insufficient demand for said flow of power by said home. 
     
     
         18 . The power generating system as claimed in  claim 12  wherein said floating power generating device further comprises means for raising and lowering said power generator relative to said frame. 
     
     
         19 . The power generating system as claimed in  claim 12  wherein said floating power generating device further comprises means for preventing a flow of water from contacting said at least one fin of said rotor. 
     
     
         20 . The floating power generating system as claimed in  claim 12  wherein said support frame of said floating power generating device further comprises a front brace and a rear brace, wherein said front brace and said rear brace are disposed and dimensioned to extend downward such that said rotor of said power generating device is completely submerged below a surface of said flow of water.