| Patents for F03D 9 - Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby (17,845) |
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| 04/16/2009 | US20090096217 Wind turbine with perimeter power takeoff |
| 04/16/2009 | US20090096213 Vertical axis wind turbine and method of making the same |
| 04/16/2009 | US20090095339 Roof Based Energy Conversion System |
| 04/16/2009 | US20090094981 Wind turbine geothermal heating and cooling system |
| 04/16/2009 | DE202009001771U1 Integriertes Windrotorsystem "IWS" Integrated wind rotor system "IWS" |
| 04/16/2009 | CA2701753A1 Vertical-axis wind-powered electric power generator with photovoltaic cogeneration |
| 04/15/2009 | EP2048452A1 Roof based energy conversion system |
| 04/15/2009 | CN201221724Y Distributed wind and light complementary road lamp system |
| 04/15/2009 | CN201221447Y Wind collecting barrel type horizontal axis power generation system |
| 04/15/2009 | CN201221446Y Wind power generation plant |
| 04/15/2009 | CN201221445Y Wind power generation on high layer building top |
| 04/15/2009 | CN201221444Y Electric generating apparatus using highway automobile refluence wind |
| 04/15/2009 | CN201221443Y Wind power generation plant |
| 04/15/2009 | CN201221442Y Vertical shaft type wind power generator |
| 04/15/2009 | CN201221441Y Wind power energy storage electric generating set |
| 04/15/2009 | CN201221440Y Small-sized wind power generator |
| 04/15/2009 | CN101410617A Improved method of transporting and storing wind generated energy using a pipeline |
| 04/15/2009 | CN101409519A Low power solar/wind energy power generation system |
| 04/15/2009 | CN100478564C Windpower generating apparatus |
| 04/14/2009 | US7518259 Assembly comprising a water turbine and a generator, the rotor of which is direct-connected to each one of the blades of the turbine |
| 04/14/2009 | US7518258 System for operating a generator as a motor in a turbine wind power generating system |
| 04/14/2009 | US7518256 Control and protection of a doubly-fed induction generator system |
| 04/14/2009 | US7518255 Roof mounted wind turbine |
| 04/09/2009 | WO2009043943A1 Method for coupling and controlling reactive power by means of a stator for doubly-fed wind turbines for use in any wind conditions |
| 04/09/2009 | US20090091136 Floating wind turbine system |
| 04/09/2009 | DE202009000125U1 Windkraftanlage mit einem ersten Rotor Wind turbine with a first rotor |
| 04/09/2009 | DE202008014382U1 Energieproduzierende Werbeanlage dreiflügelig vertikal Energy-producing Werbeanlage a triptych vertical |
| 04/09/2009 | DE202008014381U1 Energieproduzierende Werbeanlage dreiflügelig Energy-producing Werbeanlage a triptych |
| 04/09/2009 | DE202008014380U1 Energieproduzierende Werbeanlage zweiflügelig Energy-producing plant leaf door advertising |
| 04/09/2009 | DE102007047317A1 Entkopplung der Antriebswelle von der Abtriebswelle durch ein zweistufiges Getriebe bei einer Windkraftanlage Decoupling of the drive shaft from the output shaft through a two-stage gear for a wind turbine |
| 04/09/2009 | DE102007045297A1 Mechanical energy/cooling producing device for warm-air propelled power and cooling unit, has drive wheel evacuating heated air from suction area to develop low pressure so that atmospheric air cools and heats medium |
| 04/09/2009 | DE102007035636B3 Hydrodynamischer Wandler Hydrodynamic converter |
| 04/08/2009 | EP2044462A2 Flow deflection devices and method for energy capture machines |
| 04/08/2009 | EP2044326A2 Systems, methods and apparatuses for a wind turbine controller |
| 04/08/2009 | EP1836392A4 Power generation system incorporating a vanadium redox battery and a direct wind turbine generator |
| 04/08/2009 | CN201218169Y Aerogenerator |
| 04/08/2009 | CN201218168Y Rotational flow power machine |
| 04/08/2009 | CN101403481A Wind-light complementation magnetic suspension slight breeze power generation road lamp |
| 04/08/2009 | CN101403372A Miniature wind power generation system |
| 04/08/2009 | CN101403371A Wind-light integration charger |
| 04/08/2009 | CN101403370A Coaxial birotor universal aerogenerator |
| 04/08/2009 | CN101403369A Combination type vertical axis aerogenerator |
| 04/08/2009 | CN101403363A Ecological utilization system with hydroelectric resource symbiosis |
| 04/07/2009 | US7514808 Regenerative energy system |
| 04/02/2009 | WO2009002499A9 Suitcase power system |
| 04/02/2009 | WO2008113699A3 Energy conversion device with hydraulic drive |
| 04/02/2009 | WO2008092462A3 Design of a group of wind power plants |
| 04/02/2009 | WO2007086930A3 Stall controller and triggering condition control features for a wind turbine |
| 04/02/2009 | WO2005040604A3 Power generation assemblies |
| 04/02/2009 | US20090085354 System and method for controlling torque ripples in synchronous machines |
| 04/01/2009 | EP2042729A1 Off-grid wind-driven generator set |
| 04/01/2009 | CN201215069Y Wind-driven generator for automatically adjusting blade windward angle |
| 04/01/2009 | CN201215068Y Solar chimney power generator |
| 04/01/2009 | CN201215067Y Typhoon resistant small-sized wind power generator |
| 04/01/2009 | CN201215066Y Vertical shaft windmill mounted with magnetic suspension system |
| 04/01/2009 | CN101397976A Wind generating set by using bamboo-based blade |
| 04/01/2009 | CN101397975A N layer spheroid cavity turbo type wind generator |
| 04/01/2009 | CN101397974A Multi-blade chain belt type bidirectional wind starting generator |
| 04/01/2009 | CN101397970A Distribution-type tri-functional water wheel vacuum pump |
| 04/01/2009 | CN100473826C Wind-air engine, namely engine using wind and air pressure as energy to replace fuel |
| 03/31/2009 | US7511387 Method and apparatus for producing energy using air pressure differential |
| 03/26/2009 | WO2009037533A2 Renewable energy fluid pump to fluid-based energy generation |
| 03/26/2009 | US20090079198 Protective cover for an electric generating device using wind energy |
| 03/26/2009 | US20090079197 Expandable apparatus for generating electric power using wind energy |
| 03/26/2009 | US20090079196 Wave power installation |
| 03/26/2009 | US20090079195 Wind power generator |
| 03/26/2009 | US20090079194 System for operating a genertor as a motor in a turbine wind power generating system |
| 03/26/2009 | US20090079193 Method of controlling a wind turbine connected to an electric utility grid |
| 03/26/2009 | US20090079192 Method for controlling and adjusting a wind turbine |
| 03/26/2009 | US20090079191 Electric power generation with magnetically geared machine |
| 03/26/2009 | DE202008015733U1 Horizontal liegende Windradmodule mit 2 an den Achsenenden angeordneten Generatoren, zur Montage auf Fahrzeugen Horizontally positioned wind turbine modules with 2 arranged at the ends of the axis generators, for mounting on vehicles |
| 03/26/2009 | DE102007044655A1 Drachen-Kraftwerk Dragon Power Plant |
| 03/26/2009 | CA2699273A1 Renewable energy fluid pump to fluid-based energy generation |
| 03/25/2009 | CN201212457Y Wind power generator for aligning blade with wind direction automatically |
| 03/25/2009 | CN201212456Y Outward turning directly-driving wind power generator structure |
| 03/25/2009 | CN201212455Y Cylandrical wind-driven generator |
| 03/25/2009 | CN201212454Y Bidirectional wind capturing vertical shaft wind turbine |
| 03/25/2009 | CN201212453Y Operation system of vertical shaft wind mill set |
| 03/25/2009 | CN101393699A Wind turbine simulator of doubly salient motor and controlling method thereof |
| 03/25/2009 | CN101392731A Wind power generation method by pushing blade by utilizing compressed air |
| 03/25/2009 | CN101392730A Parallel paddle type large-sized wind-driven generator |
| 03/25/2009 | CN101392729A Wind power generator cooled by solar injection |
| 03/25/2009 | CN101392728A Solar heat air generating set |
| 03/25/2009 | CN101392717A Novel electricity generation technology driven by sea wave |
| 03/25/2009 | CN101392715A Three purpose electric generator used in water, on earth and in sky |
| 03/24/2009 | US7509190 Method for administering an intermittent uncontrollable electric power generating facility |
| 03/24/2009 | US7508089 Over speed control circuit for a wind turbine generator which maximizes the power exported from the generator over time |
| 03/19/2009 | WO2009035363A1 Autonomous power supply system |
| 03/19/2009 | WO2009034990A1 Permanent magnet rotating machine |
| 03/19/2009 | WO2009009567A3 Linear power station |
| 03/19/2009 | WO2008010200A3 Flow deflection devices and method for energy capture machines |
| 03/19/2009 | US20090074581 Vertical-axis wind turbine |
| 03/19/2009 | US20090074578 Turbine and compressor employing tubercle leading edge rotor design |
| 03/19/2009 | US20090074577 Vertical axis sail-type windmill power transfer device |
| 03/19/2009 | US20090072544 Offshore Vertical-Axis Wind Turbine and Associated Systems and Methods |
| 03/19/2009 | US20090072543 Wind Power System |
| 03/19/2009 | US20090072541 Air driven fan generator system |
| 03/19/2009 | DE202008013954U1 Wasserkraftanlage mit Wasserrädern, Schwimmkörpern, automatischer Höhenregulierung, Kleinwindkraftanlagen und Photovoltaik Hydropower plant with water wheels, floats, automatic height adjustment, small wind turbines and photovoltaic |
| 03/18/2009 | EP2037120A1 Antenna/wind turbine device and communication station using the same |
| 03/18/2009 | EP2035899A1 Adaptive pitch control for variable speed wind turbines |