Prime-mover dynamo plants inventions 09/07

20070222222 - Syphon wave generator: Disclosed is a syphon wave generator for generating electric power from a wave-driven water body in a fast, easy, inexpensive and efficient manner such that the unit has few moving part, is very inexpensive to build and maintain and can withstand storms. The syphon wave generator comprises: a horizontal pipe... Agent: Glen Edward Cook

20070222225 - Horizontal wind turbine: The present invention is directed to a system and method for collecting energy from a prevailing wind. The system and method include a concentrating structure having a surface substantially facing an unobstructed expanse of a terrain and/or water communicating the prevailing wind toward the surface. The surface is configured to... Agent: Hoffmann & Baron, LLP

20070222219 - Hydroelectric device: The present invention provides a hydroelectric device including generally a base portion with a top surface, a bottom surface, and opposing sidewalls defining an interior space of the base portion. The interior space of the base portion is such that it is wider near the ends of the base portion... Agent: Sonnenschein Nath & Rosenthal LLP

20070222220 - Aircraft engine starter/generator and controller: An aircraft starting and generating system includes a starter/generator that includes a main machine, an exciter, and a permanent magnet generator. The system also includes an inverter/converter/controller that is connected to the starter/generator and that generates AC power to drive the starter/generator in a start mode for starting a prime... Agent: Foley And Lardner LLP Suite 500

20070222221 - Wave generator power plant: The Wave Generator Power Plant converts the energy in sea waves into electricity. The wave motor portion of the power plant utilizes a buoyant, moving, semisubmerged, cone-shaped pontoon that is powered by the sea wave motion. The reciprocation is changed to rotary motion by a connecting rod and crankshaft. Then,... Agent: Ron Wayne Hamburg

20070222224 - Louvered horizontal wind turbine: A wind turbine, including: a rotatable frame; a plurality of airfoils extending in a direction parallel to an axis of rotation of the rotatable frame; and an enclosure surrounding the rotatable frame, wherein the enclosure comprises a plurality of moveable members configured to direct air flow onto a first half... Agent: Gordon & Rees LLP

20070222226 - Wind power generator and bearing structure therefor: The invention relates to a wind power current generator comprising a bearing, a tubular stator that carries a race of the bearing, a tubular rotor coaxial with the tubular stator that can rotate in relation to the stator, a hub connected to the rotor, and at least two blades radially... Agent: Shlesinger & Fitzsimmons

20070222227 - Wind power generator including blade arrangement: The invention relates to a wind power current generator comprising a bearing, a tubular stator that carries a race of the bearing, a tubular rotor coaxial with the tubular stator that can rotate in relation to the stator, a hub connected to the rotor, and at least two blades radially... Agent: Shlesinger & Fitzsimmons

20070222223 - Wind turbine generators having wind assisted cooling systems and cooling methods: A wind generator includes: a nacelle; a hub rotatably carried by the nacelle and including at least a pair of wind turbine blades; and an electricity producing generator including a stator and a rotor carried by the nacelle. The rotor is connected to the hub and rotatable in response to... Agent: Nixon & Vanderhye P.C.

20070216165 - Hydrogen production system using wind turbine generator: A wind turbine-driven hydrogen production system controlling a power converter system such that the wind turbine stays in its operable range for a longer time and thus the hydrogen production system produces hydrogen for a longer time. The wind turbine-driven hydrogen production system varies an amount of electrical current supplied... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070216163 - Over speed control circuit for a wind turbine generator which maximizes the power exported from the generator over time: An over speed control circuit for a wind turbine generator is disclosed which optimizes the time that the wind turbine generator is operational and thus maximizes the power output over time. The over speed control circuit forms a closed feedback loop which periodically measures the output voltage of the wind... Agent: Patent Administrator Katten Muchin Rosenman LLP

20070216164 - Variable speed wind turbine having an exciter machine and a power converter not connected to the grid: A variable speed wind turbine having a doubly fed induction generator (DFIG), includes an exciter machine mechanically coupled to the DFIG and a power converter placed between a rotor of the DFIG and the exciter machine. Thus, the power converter is not directly connected to the grid avoiding the introduction... Agent: Sughrue Mion, PLLC

20070216166 - Method for controlling a wind power plant and corresponding wind power plant: Reduction in power output or rotor speed of a wind turbine above a defined limit value, the reduction not being implemented based on the measured wind speed, but on an input value which on one hand is easily detected physically and by control technology and on the other hand is... Agent: Rankin, Hill, Porter & Clark LLP

20070210584 - Method and system for managing an electrical output of a turbogenerator: The system and method manages an electrical output of a turbogenerator in accordance with multiple modes. In a first mode, a direct current (DC) bus receives power from a turbogenerator output via a rectifier where turbogenerator revolutions per unit time (e.g., revolutions per minute (RPM)) or an electrical output level... Agent: Deere & Company

20070210580 - Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy: An electromechanical generator comprising an electromechanical device for converting mechanical vibrational energy into electrical energy, the electromechanical device having a vibratable mass adapted to resonate with an oscillation amplitude at a frequency and a regulator for regulating the oscillation amplitude to a value not greater than a maximum threshold.... Agent: Carstens & Cahoon, LLP

20070210581 - Multi-purpose non-fuel-burning emission-free electrical generators: A continuous operating portable electrical power generator with zero harmful emission and zero recurring fuel cost has been disclosed. This is accomplished by using a gasoline automobile engine which was converted to a non-fuel burning pollution free pneumatic engine in CO-pending application Ser. No. 11/394,800. An automatic clutch assembly is... Agent: Rudolph V. Bailey Ceo Apt 301

20070210582 - Machine with an electrical system: A machine includes an electrical power source, which may include a mechanical power source and an electric generator drivingly connected to the mechanical power source. The machine may also include one or more power loads connected to the electric generator. Additionally, the machine may include power-supply controls, which may be... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070210583 - Method and system for controlling a rotational speed of a rotor of a turbogenerator: A system and method controls a rotational speed of a rotor or shaft of a turbogenerator in accordance with a present voltage level on a direct current bus. A lower threshold and a higher threshold are established for a speed of a rotor or shaft of a turbogenerator. A speed... Agent: Deere & Company

20070210585 - Wind-driven electrical power generating apparatus: A power generating apparatus comprises an electrical power generating device, a vane-carrying structure and a mounting flange. The electrical power generating device includes a body and a power input shaft extending from within the body. The body is generally cylindrical shaped with opposing end portions. The power input shaft extends... Agent: David O. Simmons Galasso & Associates Lp

20070205604 - Double alternator and electrical system for a vehicle: A double alternator for a vehicle and a vehicle electrical system employing the double alternator.... Agent: Adams Evans P.A.

20070205602 - Methods and apparatus for controlling rotational speed of a rotor: A method for controlling a rotational speed of a rotor having at least one rotor blade, a rotor shaft, and an electrical generator coupled thereto. The method includes controlling a torque of the rotor shaft by controlling a torque of the electrical generator, alternating between changing an angle of pitch... Agent: Patrick W. Rasche (22402)

20070205603 - Methods and devices for improving efficiency of wind turbines in low wind speed sites: “The present invention is for an apparatus and method for a passive pitchable device for wind turbines comprising: a camshaft having cam grooves engraved; a cylindrical shell; an axial compression spring; said blade assembly and said cylindrical shell are fastened together by screws; a plurality of balls that roll along... Agent: Kari Appa