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Patent Searching and Data


Matches 901 - 950 out of 4,708

Document Document Title
WO/2012/016264A2
A wind power installation is described having a flow channel (1) between two channel walls (2), at least one of which forms an outer wall of a structure (3), having at least one wind turbine (6) which is mounted within the flow channel (...  
WO/2011/073676A3
A mounting for a vertical axis turbine, the mounting comprising a first portion (8) connectable to a mast of the turbine (88), a second portion (32) connectable to a drive element of the turbine (134), and a coupling connecting the first...  
WO/2011/129859A3
Various embodiments of a wind turbine are disclosed having a plurality of pivotable slats disposed about a rotor coupled to one or more blades. Each of the plurality of slats can be pivoted such that the open slats on a windward side red...  
WO/2011/153202A3
A fluid turbine, comprising an inner shaft comprising a first number of concave vanes coupled thereto, the first number of concave vanes forming a number of rows of vanes, and an outer shaft, coaxial to the inner shaft, comprising a seco...  
WO/2012/007934A1
The invention relates to a vertical axis wind turbine having two sets of blades - inner blades and outer blades, which direct wind flow towards each other. The device utilizes a larger percentage of air flow than prior art vertical wind ...  
WO/2012/007630A1
Vertical-axis wind turbine composed of first and second independent coaxial rotors (1 and 2), which coincide in the horizontal position, when mounted on one and the same vertical shaft (35), with the ability to rotate in opposite directi...  
WO/2011/127420A4
The present invention relates to wind turbines and more particularly to a multi - element airfoil for a vertical or horizontal axis wind turbine. In one embodiment, a vertical wind turbine includes a plurality of blades (30) arranged in ...  
WO/2012/003631A1
A vehicular ducted wind generator comprises a vehicle and a ducted wind generating device. The vehicle has a body (21), a storage battery (23) mounted on the body (21) and an electromotive device (25) of a vehicle drive system powered by...  
WO/2011/088377A3
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/2012/003683A1
A tower-type wind- light generating set and an electric generation method are disclosed. The tower-type wind-light generating set includes a tower-type base (9), a top cover (2), air passage partition plates (3), an impeller (6) and a ge...  
WO/2011/101650A3
A modular wind turbine system comprises modules with electrically conductive structural rails supporting wind turbines. The wind turbines drive generators electrically connected to the rails. Individual modules are electrically and mecha...  
WO/2011/098906A3
An electrical generator pole device comprises a base means (2) for a pole means (3) lower end intended to be placed almost vertically; said device (1 ) being characterized in that the pole means (3) support at least electrical generator ...  
WO/2012/001320A1
The invention relates to a device (1) for capturing the energy of a flow of fluid (F), comprising a rotor (2) the rotational axis (Z-Z') of which is intended to be arranged approximately transversely with respect to the direction of said...  
WO/2012/000105A1
An apparatus for extracting energy from a fluid flow including a secondary fluid channel, a fluid driveable generator unit and a primary fluid channel. The primary fluid channel comprises a fluid intake in fluid communication with a thro...  
WO/2012/001317A1
The present invention relates to a device for collecting wind energy for housings, apartment buildings or similar buildings, defining at least one facade that protrudes from the ground, this device comprising at least one wind-driven rot...  
WO/2011/083345A3
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/2012/001188A1
The invention relates to a device that generates electrical energy from renewable energies by means of the rotation of a motor supplied by solar energy. The rotation of the motor spins an axle equipped with horizontal arms bearing wind t...  
WO/2012/000040A1
The invention extends to an air flow device for wind turbines which includes a number of flow paths which assist in the movement of air through the air flow device which assists in increasing the efficiency and power output of the wind t...  
WO/2011/160688A1
The invention relates to a wind turbine for offshore use and for applications on buildings, on vehicle roofs, in ship masts, and in light posts, among other things, wherein embodiments for different power values are possible and the wind...  
WO/2011/106737A3
An integrated wind turbine. Each turbine blade has a flexible skin. Openings in the leading edge lead to one or more inflation chambers for ram air inflation during operation. A pivotal connection with the support post allows the plurali...  
WO/2011/086406A3
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/2011/161718A1
Disclosed are vanes each provided with a main vane having a predetermined vane length, and an auxiliary vane which is spaced from and integrally coupled to the main vane. The main vane is supported by a predetermined member via a vane sh...  
WO/2011/162498A2
The present invention relates to a wind-powered electricity generating device for turbulent airflow wherein, in order to produce electrical energy from wind in a turbulent airflow area or wind blowing in from a fixed direction, two colum...  
WO/2011/161821A1
The objective is to improve the energy conversion efficiency of a vertical axis windmill. A wind collection apparatus (4) collects airflows passing in unspecified directions, in a nondirectional vertical axis windmill (3) having a rotary...  
WO/2011/158031A1
An apparatus (10) for generating electrical power from wind energy (20) comprising: means (22) for forming at least two discrete jets of air (24) from an oncoming wind (20); a conduit (16); and at least one wind electricity turbine (14) ...  
WO/2011/159848A1
A facility for producing electrical energy has a plurality of shrouds, a plurality of wind turbines, a power system, a plurality of modules, a pivotal mounting system, and a support structure. Each shroud has a throat which increases the...  
WO/2011/156949A1
A ducted-type wind generator comprises a windmill, a motor drive system and a ducted-type wind generating device. The windmill has a windmill shaft (1) and blades (2) mounted on the windmill shaft. The motor drive system is mounted on a ...  
WO/2011/155471A1
A vertical axis type wind/water turbine mainly consists of rotationally symmetric vanes which are secured at both ends thereof to supporting plates, the vane being made up of several blades, the blade having one vertical side being attac...  
WO/2011/153945A1
A wind-sail type generator includes a tower foundation (1), a tower base (2) provided on the tower foundation, a tower main shaft (5), a coupling (3), a generator (6) and multiple wind sails (8). The tower main shaft is provided in a set...  
WO/2011/150484A1
A vertical-axis wind turbine is described, of the type comprising a tower (2, 2'), a vertical motor shaft (5) that connects the rotor (20) to an electrical generator (4). The turbine comprises a wind machinery (10) comprising multiple st...  
WO/2011/153202A2
A fluid turbine, comprising an inner shaft comprising a first number of concave vanes coupled thereto, the first number of concave vanes forming a number of rows of vanes, and an outer shaft, coaxial to the inner shaft, comprising a seco...  
WO/2011/018747A3
This invention presents a New Technology with a total approach to solve problems posed by Climate Change and Air Pollution. An energy machine harnesses clean renewable energy from the wind, moving water and the sun as an alternative/repl...  
WO/2011/148654A2
In view of the problems above, it is an object of the present invention is to provide a power generating apparatus of renewable energy type which can achieve a desired output of the hydraulic motor and a stable power generation regardles...  
WO/2011/150096A2
A wind power system including a wind turbine affixed to a support tower, and a wind deflector deployable relative to a direction of air flow and configured to control the movement of at least a portion of air flow passing through rotor b...  
WO/2011/148133A2
A vertical axis wind turbine with blades which articulate to reduce drag when they are moving upwind and which are suitable for use in small scale electrical generators. The turbine has blades which are rotatable about a blade axis of ro...  
WO/2011/148049A1
The invention relates to a rotor blade for a turbine in a wind power plant, and to a method for making the same. The rotor blade (5) comprises a box-type frame (13) produced by interconnecting frame parts (11a to 11 d). The frame constit...  
WO/2011/150171A2
One embodiment of a rotor blade (102) for a vertical axis wind turbine (100) comprises a central portion (130) having a central axis (132) and at least two blade members (114, 116). The blade members each have a proximal end (126) attach...  
WO/2011/144830A1
The invention relates to a turbogenerator (1) comprising a mounting (6) and a rotor (2) that can be pivoted around a main axis (5) in relation to said mounting (6) and that is provided with at least two blades (3) that are each pivotably...  
WO/2011/087348A3
The invention relates to an energy generator, which functions as either a vertical or horizontal shaft, and which has been improved with helicoidal blades that better absorb the wind force and is also equipped with a device, referred to ...  
WO/2011/092432A3
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/2011/073679A3
A furling mechanism for a sail (2) of a vertical axis turbine, the furling mechanism comprising: first and second elongate furling spars (8, 10) attachable to first and second edges (4, 6) of the sail (2); wherein each of the first and s...  
WO/2011/090729A3
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/2011/141777A1
An embodiment of Vertical Axis Wind Turbine (VAWT) concept with vanes coupled to central shaft thorough supports that are connected in such a way that vanes can be moved closer or further away from the central shaft of the wind turbine. ...  
WO/2011/106256A3
A vertical-axis, stator-less wind turbine includes a rotor (5) rotatable about a vertical axis. The rotor has a plurality of vertically oriented rotor airfoils (35a-c) disposed circumferentially and with equiangular symmetry about the ve...  
WO/2011/039750A4
The invention describes a propeller-less turbine for the conversion of linear flow energy to rotary power. The turbine is based on a plurality of hollow elements, with at least one element having a tapered helical structure. Inlet and ou...  
WO/2011/140824A1
A wind machine with rotating wind boards includes middle moving shafts (9) sliding on a main shaft (1), an upper inner wind board disk (11) and a upper outer disk (17) both mounted on an upper moving shaft (2), a fixing rod (19) and stee...  
WO/2011/140702A1
Disclosed is a double-layer reverse rotation combined horizontal movable-wing vertical-shaft wind turbine which includes a main body (5), blades (39,40), a movable-wing linkage mechanism´╝îa locating device(9,12), a limiting device, auxi...  
WO/2011/071271A3
The present invention relates to a flow rate control apparatus for a wind power generator including an air duct, an emergency vent outlet, and an auxiliary duct. The flow rate control apparatus comprises: an on/off valve installed at the...  
WO/2011/029429A3
The invention relates to a wind turbine-type device for utilizing the energy contained in an air flow. Said device is equipped with a rotating cylinder (2a) with rotating vanes (2), a stationary guiding cylinder (4a) surrounding the rota...  
WO/2011/138144A1
The invention relates to a wind turbine which can be set rotating in particular by air streams perpendicular to the axis of rotation thereof, having at least two aerofoils, wherein said wind turbine comprises means for increasing the mom...  

Matches 901 - 950 out of 4,708