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Matches 1,001 - 1,050 out of 4,709

Document Document Title
WO/2011/065720A3
The present invention relates to a tilting rotor blade system for a vertical wind turbine, comprising: a track housing, which is installed in an independently rotating manner with respect to a vertical axis to freely rotate in the wind's...  
WO/2011/098957A1
The present invention refers to a wind generator (1) with vertical axis, particularly for domestic applications. The wind generator (1) according to the invention includes a rotor (3) which comprises a central rotation shaft (5) and a pl...  
WO/2011/097800A1
A blade system for capturing wind power includes blades (21) and blade brackets. The blades (21) are pivoted on the blade brackets and can rotate relative to the blade brackets. The blade surface is divided into a large blade region (212...  
WO/2011/097867A1
A balloon-windmill wind-energy transferring and collecting system includes a balloon-windmill integrated component (1) assembled by several wind-receiving blades, a transmission device (2) transferring the rotary movement of the rotating...  
WO/2011/010159A3
A wind turbine assembly comprising, an elongate generally cylindrical rotor operable to rotate about an axis, an elongate rotor housing that houses the rotor and which is adapted to be secured to a roof, and a flow regulator adapted to r...  
WO/2011/094912A1
A wind-wheel blade for vertical axis wind power generator includes a blade-shaped frame (1) and an outer skin fixed on the frame. The blade is constructed as a vertical column form, and its horizontal section is aerofoil-section shaped, ...  
WO/2011/095054A1
A high-power vertical axis wind generator includes a vertical blade wind wheel (01) and an energy-increasing wing (1, 2, 401). The energy-increasing wing (1, 2, 401) is a wind shield arranged on a bracket in a manner of not blocking blad...  
WO/2011/095075A1
A wind blade structure includes a wind blade frame (3), wind blade shafts (5, 6, 24) provided in the wind blade frame (3), movable blades (4) and blade stoppers (23). The blade stoppers (23) are projecting elements on the wind blade fram...  
WO/2011/017780A3
Vertical wind turbine with two rotors a common vertical axis of rotation (1) around which two rotors are rotating, in the process of which one rotor is set inside the other. An internal rotor (2) has specially- designed blades (21) that ...  
WO/2011/094915A1
A supporting rod structure of a wind wheel in a vertical axis wind power generator includes supporting rods (1,9,10) provided between blades (0) and a hub or rotating parts of a generator (7). One end of the supporting rod (1,9,10) is pr...  
WO/2011/096851A1
The invention regards a de-icing/anti-icing system comprising at least two conductive structures (3', 3") embedded in an article (2), which includes an outer surface (5) being designed as an aerodynamic surface, at least one of the condu...  
WO/2011/094914A1
A magnetic suspension support device for a vertical shaft wind-driven generator comprises at least three magnetic suspension support mechanisms. The first magnetic suspension support mechanism is arranged at a position of an annular oute...  
WO/2011/094916A1
A high-power vertical axis wind generator includes a vertical blade wind wheel (01) and an energy-increasing wing (1, 2, 401). The energy-increasing wing (1, 2, 401) is a wind shield arranged on a bracket in a manner of not blocking the ...  
WO/2011/046676A3
Systems and methods to generate power using wind and controlled air movement and related structures to more cost effectively produce energy and protect system components.  
WO/2011/094913A1
A displacement mechanism of an energy-increasing wing for a vertical axis wind power generator includes a support device (21) and a driving device (10). The support device (21) is arranged on a fixed bracket and provided with a connectin...  
WO/2011/095117A1
A rotary variable-diameter flapping wing includes a framework structure (1) rotatable around its own rotating shaft, a sliding device (2) arranged on the framework structure (1) and flapping wings (8). One end of the flapping wings (8) i...  
WO/2011/095055A1
A braking equipment for a vertical shaft wind generator consists of a brake disc (8) connected to a generator rotor (3), a brake bracket (7) mounted on a main shaft (1), and a caliper-disc type brake (9) mounted on the brake bracket (7)....  
WO/2011/094911A1
An energization wing, which is a windshield component and comprises a windshield surface, is set on a supporter for corresponding to one side surface of a wind wheel in a windmill generator with a vertical shaft, and the side surface is ...  
WO/2011/092432A2
The invention relates to a device (1) for capturing the power of a fluid current (F), said device including a rotor (2) provided with at least one blade (3) that sweeps a sweeping path (6) in space when the rotor is driven. Said device (...  
WO/2011/091519A1
There is provided a vertical axis wind turbine comprising an upright rotatable shaft mountable on a support structure, a plurality of upright blades, and a plurality of prestressable supporting arms for attaching the plurality of blades ...  
WO/2011/033348A3
A vertical axis wind turbine comprising blade(s) characterized in an airfoil cross section, wherein the top end and the bottom end of said blade(s) are rotationally off-set from each other, twisted up with a vertical line vertical to the...  
WO/2011/038025A3
Fluid turbine devices and methods related to fluid turbine devices are disclosed herein. One example method includes deflecting a first portion of a fluid flow from a return path of a vertical blade assembly, while permitting a second po...  
WO/2010/150084A3
A vertical axis wind turbine comprising a main wind blade with one or more blade(s), at least one connecting arm, attached to main blade and an abutment of connecting arm arranged with axle hole of wind rotor shaft, wherein, a main blade...  
WO/2011/031245A4
The present invention relates to a vertical axis wind turbine generator comprising one turbine. The turbine comprises a plurality of V-shape longitudinal cup type blades mounted horizontally in one or more circulars around a rotor to rec...  
WO/2011/090729A2
An apparatus and system for increasing power output for wind energy generation through a diffusing mechanism. An apparatus and system for mixing the wake and external flow, thereby permitting increasing mass-flux for wind energy generati...  
WO/2011/088377A2
A wind turbine for harvesting energy from both horizontal and vertical wind currents having an open frame structure and a central passage through the structure with at least three wind energy harvesting generally vertically disposed and ...  
WO/2011/086606A1
A blade wheel provided with a rotating shaft and a rotating blade which is connected to the rotating shaft and disposed on a circle centered on the rotating shaft, the rotating blade being disposed in such a manner that the blade length ...  
WO/2011/085615A1
A blade angle automatic regulating device includes a rotating frame (4), the outer side of which is pivoted with the back of a blade (1) and the inner side of which is connected to a blade supporting disc (5); a power device coupled with...  
WO/2011/088042A1
Wind turbine rotors (12, 80, 90, 212) and wind turbine blades (20, 82, 92, 220) having the startup capability of a drag-type turbine and the increased tip speed of a lift-type turbine are provided. The rotor (12, 80, 90, 212) includes a ...  
WO/2010/150083A3
A vertical axis wind turbine characterized in an external rotor generator comprising an external rotor generator and wind turbine arranged on the external rotor generator.  
WO/2011/086406A2
The present invention relates to a fitting for a wind turbine, comprising a deflecting wall (2) and an open portion (3) shaped as a Venturi tube (4), which can be mounted onto a vertical-axis wind turbine comprising such a fitting, and t...  
WO/2011/088372A1
Structural preform layers (300a, 300b, 400) of multiple rigid unidirectional strength elements or rods (202, 402) are constructed and arranged for use in fabricating load-bearing support structures and reinforcements of wind turbine blad...  
WO/2011/028067A3
The present invention relates to a cylindrical windmill for wind power generation and is directed to provide a cylindrical windmill for use in a vertical axis wind power generation system, which is designed for more efficient use of the ...  
WO/2011/083236A1
The invention relates to a wind turbine, in particular having a vertical axis and set up on the last floor (2) of a residence (1), in particular in an urban area, said wind turbine having a rotor that is provided with blades and actuated...  
WO/2011/084432A2
The present invention relates to generating power using wind energy. According to some aspects, the invention uses a passive device to capture wind, and accelerate the wind toward off- the-shelf turbines and other fan blades to generate ...  
WO/2011/084154A1
A device to convert the kinetic energy of wind into kinetic energy in the form of a rotating mass (Fig.9) and to then selectively harvest and convert the kinetic energy of the rotating mass into electrical energy using both permanent mag...  
WO/2011/034361A3
The present invention relates to a rotor structure for a fluid-power-generating system having a vertically arranged rotating shaft, which can improve rotation efficiency without being influenced by the direction of the flowing gas or flu...  
WO/2011/040790A3
The present invention relates to a fan generator system for providing a fluid-based torque force, in connection with a rotor of a generator. A first fan assembly comprises a primary rotational shaft, and primary blades installed on the p...  
WO/2011/083888A1
Disclosed is a variable fin assembly including a fin having a planar structure. The other portions of the fin aside from a fixed end are rotated or deformed, from the original positions of said other portions about said fixed end within ...  
WO/2011/083345A2
The invention refers to a wind generator of electrical current production with a vertical axle and inhibition overspeed laps. the wind generator is setted on a steady duct on the upper place of which there is a thrust bearing. There are ...  
WO/2011/037870A3
A vertical axis wind turbine having a vertical rotating axle and a plurality of blades each attached to an upper portion to the rotating axle and at the bottom portion to a convex base dome attached to and rotable with the vertical axle....  
WO/2011/055913A3
The present invention relates to a wind power generator which can improve the performance of a battery and/or a storage battery for a vehicle. The wind power generator comprises: a cylindrical accommodating member which has a cutout hole...  
WO/2011/081248A1
Disclosed is an air-focusing apparatus which includes, on the side opposite the side facing a wall surface to which the air-focusing apparatus is to be attached, a wall in the width direction thereof, and a focusing tube in the length di...  
WO/2011/078450A1
The present invention relates to a wind power generator for converting rotation force generated by wind into electric energy. A wind power generator according to an embodiment of the present invention comprises: a generator for convertin...  
WO/2011/017508A3
A two-stage, omnidirectional vertical axis wind turbine includes a first chamber in which a plurality of angularly spaced horns guide wind from any side of the wind turbine into a chamber to rotate a first rotor. Wind exiting the first r...  
WO/2011/075938A1
Disclosed is a wind power generating device, which includes a wind receiving portion (50) composed of a frame (54) and a wind sail (52) fixed on the frame (54), a rotary shaft (40) fixing the wind receiving portion (50), a connecting pie...  
WO/2011/078876A1
A fluid turbine comprising a rotor, having an axis of rotation, comprising at least two rotor blades disposed at a radius from the axis of rotation, each rotor blade having a pitch axis and a variable pitch angle. The fluid turbine compr...  
WO/2011/075833A1
Wind turbines extract kinetic energy from a wind flow. Various types are known in the art, and the efficiency of these machines is dependent in part upon the design of the integral blades that are exposed to the wind. Disclosed are wind ...  
WO/2011/078435A1
The present invention relates to a wind generator. An embodiment of the present invention provides a wind generator comprising: an outer rotor that includes a circular top shield plate and a lateral shield plate disposed at one side and ...  
WO/2011/078451A1
The present invention relates to a rotor for wind power generation which converts the rotational force generated by the wind into electric energy, and to a wind power generator including same. A rotor for wind power generation according ...  

Matches 1,001 - 1,050 out of 4,709