Patents for F03D 1 - Wind motors with rotation axis substantially in wind direction (12,784)
11/1999
11/04/1999DE19840352A1 Under-pressure wind power plant
11/04/1999DE19807451A1 Stabilized inexpensive wind wheel for optimized usage of energy of wind
11/03/1999CN1234096A Hooded wind power engine
10/1999
10/28/1999DE19816483A1 Windenergieanlage Wind turbine
10/21/1999WO1999053199A1 Wind power plant with a transformer fixed to the tower
10/07/1999DE19815519A1 Rotorblatt für eine Windkraftanlage Rotor blade for a wind turbine
10/06/1999EP0947693A2 Wind turbine blade profile
10/06/1999EP0774071B1 Windmill blade
10/06/1999EP0732038B1 An electrically conductive composite heater and method of manufacture
09/1999
09/30/1999WO1999049214A1 Windmill powerplant
09/30/1999CA2325027A1 Wind power-generating unit
09/23/1999WO1999047809A1 Solar energy powerplant with mobile reflector walls
09/14/1999US5951249 Self governing fluid energy turbine
09/02/1999WO1999043956A1 Method for installation of wind turbines at sea, fundation for wind turbines and use of such foundation
09/02/1999WO1999043955A1 Wind turbine blade
08/1999
08/26/1999DE19806489A1 Thermal air convection power station
08/25/1999EP0937893A2 Rotor blade for wind turbine
08/19/1999WO1999041498A1 Universal hydraulic and wind turbine, and applications
08/19/1999DE19806144A1 Up-slope wind power station for generating electrical energy by solar radiation on elevated terrain like mountain
08/11/1999EP0935068A2 Device to funnel fluid flow into a turbine
08/11/1999EP0934462A1 Hooded wind power engine
08/10/1999CA2067327C Horizontal axis wind turbine with rotors adjusted to and by the wind force
08/05/1999WO1999027252B1 Airfoils for wind turbine
07/1999
07/20/1999US5925275 For deicing aircraft
07/15/1999WO1999035395A1 Method for controlling the power of a rotary aero-generator and wind-driven rotary power-plant
07/15/1999CA2316893A1 Method for controlling the power of a rotary aero-generator and wind-driven rotary power-plant
07/01/1999WO1999032789A1 Windmill blade with vibration damper
06/1999
06/10/1999DE19847982A1 Rotor blade vibration detection arrangement for wind power plant
06/09/1999CN2323162Y Wind guiding means
06/08/1999US5910688 Windmill
06/03/1999WO1999027252A1 Airfoils for wind turbine
06/02/1999DE19752780A1 Wind rotor
05/1999
05/27/1999DE19807193C1 Wind-powered energy generation plant
05/06/1999DE19748953A1 Method for generating rotational movement from solar energy
05/06/1999DE19748635A1 Screw for pollution-free electricity generation
04/1999
04/20/1999US5895201 Apparatus for wind power
04/15/1999WO1999018352A1 Quiet rotor blade and wind energy installation equipped with rotor blades of this type
04/15/1999DE19743694A1 Rotor with rotor blade tapered to rotor blade rear edge for wind power plant
04/08/1999DE19807477A1 Rotor for generating electricity using wind power
04/07/1999CN1213424A Magnus effect horizontal axis wind turbine
04/01/1999WO1999015398A1 Ducted turbine
04/01/1999DE19741988A1 Construction method for wind power plant
03/1999
03/31/1999CN2312342Y Wind motor
03/25/1999WO1999014490A1 Windmill rotor and wind blades therefor
03/18/1999DE19726408C1 Working platform for maintenance of wind turbine rotor blades
03/18/1999DE19644852A1 Procedure for the concentration and energy usage of flow energy in parallel flows
03/11/1999DE19831492A1 Up-current, wind turbine power plant
03/04/1999DE19738278A1 Adaptive rotor for wind power plants
03/02/1999US5876181 Multi-unit rotor blade system integrated wind turbine
02/1999
02/17/1999CN2307921Y Cone cover type windmill
02/11/1999WO1999006694A1 Connection of a wind energy plant rotor blade to a rotor hub
02/03/1999EP0894708A2 Propeller or turbine wheel and manufactucing process for the same
01/1999
01/28/1999DE19824032A1 Wind power plant for converting wind energy to rotation energy
01/27/1999EP0892890A2 Apparatus for generating electric power using wind force
01/26/1999US5863180 Turbine with circumferential support
01/14/1999DE19729534A1 Turbine for storm winds
01/13/1999CN1205053A Horizontal axis wind tubomachine
01/07/1999WO1999000598A1 Braced wheel wind turbine
01/07/1999DE19733372C1 Rotorblatt und Rotor einer Windenergieanlage Rotor blade and rotor of a wind turbine
12/1998
12/30/1998EP0886728A1 Magnus effect horizontal axis wind turbine
12/24/1998DE19800144A1 Triple wind turbines for generating electric current in wind tunnel
12/23/1998CN2301551Y Protector for wind-driven generator
12/22/1998US5852331 Wind turbine booster
11/1998
11/26/1998WO1998053200A1 Device and method for heating and deicing wind energy turbine blades
11/17/1998US5836738 Advanced superventuri power source
11/11/1998EP0530315B1 Free-yaw, free-pitch wind-driven electric generator apparatus
10/1998
10/29/1998DE19719221C1 Rotor blade for wind generator
10/21/1998CN1196446A High-efficiency wind turbomachine
10/07/1998EP0868389A1 A method and apparatus for raising a load onto a tower
10/01/1998WO1998026177A3 Apparatus for generating electric power using wind force
09/1998
09/24/1998DE19711869A1 Wind power plant with rotors
09/23/1998EP0865900A1 Process for manufacturing large size articles from composite material and propeller blade, namely for windmills, produced using such a method
09/17/1998DE19708801A1 Energy converter for energy of fluid flow into electrical energy
09/09/1998CN1192514A Double feather like vanes for wind engine
09/02/1998CN2289885Y Electric, hand agricultural windmill
08/1998
08/27/1998WO1998036966A1 Rotors with mistuned blades
07/1998
07/30/1998WO1998032968A1 Wind turbine
07/29/1998EP0854981A1 Horizontal axis wind turbine
07/23/1998WO1998031934A1 Rotor with multiplane blades and wind power engine comprising such rotors
07/16/1998WO1998030799A2 Method for using total gravitational energy of flowing fluid and apparatus therefor
07/16/1998DE19701048A1 Wind-driven energy generator
07/15/1998EP0853197A1 Damped wind turbine blade
07/01/1998CN1186539A Power production plant and method of making such a plant
06/1998
06/18/1998WO1998026177A2 Apparatus for generating electric power using wind force
06/16/1998US5765990 Wind wheel for the generation of electrical energy
05/1998
05/28/1998WO1998022711A1 The use of a turbulator for damping stall vibrations in the blades of a wind turbine
05/22/1998WO1998021091A1 Flow form
05/20/1998EP0842360A1 Process for de-icing the rotor blades of a wind driven power station
05/20/1998DE19647515A1 Wind-power unit erection equipment
05/20/1998DE19647102A1 Strömungskörper Flow body
05/07/1998DE19644264A1 Rotor blade for wind power generator
05/06/1998CN2280777Y Fluid power device
04/1998
04/30/1998WO1998017912A1 Hooded wind power engine
04/30/1998DE19644917A1 Wind power-to-electrical power converter with storm protection
04/28/1998US5743712 Turbine support and energy tranformation
04/23/1998DE19643362A1 Wind or hydro generator
04/15/1998EP0835380A1 Method and device for reduction of vibrations in a windmill blade
04/01/1998EP0832355A1 Procedure and apparatus for producing energy from temperature difference of open air and water
03/1998
03/25/1998EP0830507A1 Self-governing fluid energy turbine
03/24/1998US5730581 Rotor blade