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Matches 351 - 400 out of 4,675

Document Document Title
WO/2015/107162A1
The invention relates to a turbine rotor for positioning in a moving medium and to a generator and/or a turbine comprising such a turbine rotor. The aim of the invention is to provide an improved turbine rotor or a turbine or a generator...  
WO/2015/105341A1
A wind power generating apparatus of the present invention comprises: a generator (30) of which the circumference side is supported by a plurality of hanging fixtures (20) at a certain height of the upper portion of a support structure (...  
WO/2015/106091A1
Rotors for devices such as wind turbines have one or more blades that each include a first airfoil, and a second airfoil positioned proximate the first airfoil so that the first and second airfoils interact aerodynamically during rotatio...  
WO/2015/101073A1
A wind turbine, being a vertical-axis wind turbine, and comprising an axle center, a plurality of long arms (2) and a plurality of wind plates (3); the axle center is vertically disposed; the long arms are connected to the axle center; t...  
WO/2015/102855A3
A drum for storing an electrically conductive tether having a first end secured to an aerial vehicle and a second end secured to a ground station that includes a drum frame rotatable about a drum axis, a drum surface positioned over the ...  
WO/2015/101761A1
A radial inflow rotor assembly for a turbine having an outer rotor and an inner rotor, the rotors being nested and arranged, when in use, to be contra-rotating; the outer rotor arranged to divert fluid onto and/or towards the inner rotor.  
WO/2015/102010A1
This invention of flat louvered/shuttered wind mill relates to utilizing full potential of free flowing wind energy using flatter and longer blades/louvers/shutters as compared to present wing mills using thinner blades, the system chara...  
WO/2015/102855A2
A drum for storing an electrically conductive tether having a first end secured to an aerial vehicle and a second end secured to a ground station that includes a drum frame rotatable about a drum axis, a drum surface positioned over the ...  
WO/2015/092443A1
A support structure for a VAWT comprises a lower mast section comprising a frame and an outer skin, an upper mast section having a smaller cross-sectional area than the lower mast section and being arranged to mount a rotatable drive sha...  
WO/2015/094090A3
The embodiments herein relate to a turbine (100) comprising a rotor that is arranged to rotate in a plane that is perpendicular to the surface on which the turbine (100) is mounted when in use. The rotor comprises at least one blade (101...  
WO/2015/089526A1
Crossflow axes rotary mechanical devices with Dynamic Increased Swept Area including at least two rotors with equal arm sizes attached to a support structure parallel to each other, having their axes of rotation perpendicular to the flui...  
WO/2015/094090A2
The embodiments herein relate to a turbine (100) comprising a rotor that is arranged to rotate in a plane that is perpendicular to the surface on which the turbine (100) is mounted when in use. The rotor comprises at least one blade (101...  
WO/2015/093641A1
The present invention provides a wind power generating unit and a vertically stacked wind power generation system, the wind power generating unit comprising: a housing provided with an upper plate and a lower plate; an impeller rotatably...  
WO/2015/088370A1
The all-season hybrid vertical power plant comprises a vertical shaft in the form of a cylindrical pipe capable of rotation and encompassing a steady hollowed axis mounted on the support. On the vertical shaft a Savonius rotor and a Darr...  
WO/2015/086872A1
The invention relates to a vertical axis wind turbine, for industrial use on land or at sea, essentially characterised by its low visual impact owing to the fact that the tower and rotor can be folded depending on the environmental or me...  
WO/2015/083142A1
The subject of the invention is a multisegment wind turbine with horizontal rotation axis. The essential feature of the solution according to the invention is that it consists of separate rotors- segments (1), where at least one segment ...  
WO/2015/084913A1
A wind-energy conversion system includes a wind-delivery system configured to accelerate wind, an energy extractor configured to output energy in response to receiving the accelerated wind from the wind-delivery system, and an air cleane...  
WO/2015/081928A1
The invention relates to a wind turbine having a vertical axis of rotation (30) and stator and/or rotor elements (51-53; 61, 62; 71, 72) that can be modularly assembled. Because the individual stator vanes (11; 11a; 11b) and/or rotor bla...  
WO/2015/080406A1
A rotation shaft is provided, which is made by assembling divided shafts and still has large torsional strength. The rotation shaft includes a plurality of divided shafts provided with a spiral portion having a spiral shape and a core-gr...  
WO/2015/071788A1
This new type of Multi-Windmill has as its function, to produce electricity for the grid, even from very little space. This is in much larger scale compared to conventional wind turbines. This is solved by additional built in generators,...  
WO/2015/071863A1
The invention is a wind turbine (A) comprising a rotation axis (Z, Y) suited to be positioned in space in any way and N blades (1) indirectly constrained to said axis (Z, Y) through one or more radial arms (3) that in turn are integral w...  
WO/2015/066766A1
A system for generating electrical energy, the system comprising: a wind turbine, the wind turbine mounted in a position proximal to one or more structures, wherein the mounting position is such that the one or more structures act to cha...  
WO/2015/069079A1
The present invention relates to a wind power collecting, electricity generating device and, more particularly, to a wind power collecting, electricity generating device comprising: wind power generation units comprising a plurality of c...  
WO/2015/068875A1
A wind power generation system is disclosed. The present invention comprises: a rotation body provided at the upper part of a building and rotating by the wind outside of the building; and an electricity storage part for storing the elec...  
WO/2015/063354A1
Wind turbine system improved by the inventor for the production of electrical power, which comprises a shaft supported at two ends on two towers made from concrete or steel or another material, the lower half of which wind turbine is clo...  
WO/2015/063761A1
A horizontal axis impeller for a wind turbine comprises a rigid hub rigidly attached to a gear box input shaft; a hollow annular shroud spaced outwardly from the hub and rotatable by the gear box; a plurality of blades made of a flexible...  
WO/2015/058689A1
A vane assembly, particularly suitable for a transverse flow, or vertical axis, turbine or a propulsion device comprises: avane with at least one concavo-convex part that is mounted by a pivot about so that it is free to rotate about a p...  
WO/2015/059505A1
Vertical axis rotation system for windmill, consisting of four spheres (2) mounting on said axis (1) and is based on four layers (3) connected with four columns (5). The connection of the axis of the windmill is to the upper part of the ...  
WO/2015/058689A9
A vane assembly, particularly suitable for a transverse flow, or vertical axis, turbine or a propulsion device comprises: avane with at least one concavo-convex part that is mounted by a pivot about so that it is free to rotate about a p...  
WO/2015/056107A3
The turbine was designed in two axes one at the top and the second at the bottom, wheels were placed at each axes end. The components are assembled to be driven, (revolve) by horizontal blades, attached between two (belts or chains) that...  
WO/2015/056722A1
[Problem] To provide a wind power generation device that, by using a structure that easily receives drag, improves the certainty of starting up on activation and is capable of increasing the amount of electric power generated from natura...  
WO/2015/052175A1
A vertical-axis wind turbine apparatus is disclosed. In at least one embodiment, the apparatus provides a substantially vertically-oriented main shaft. A blade assembly is coaxially aligned with and rotatably engaged about the main shaft...  
WO/2015/053729A1
This present invention is related to a Cage Rotor Turbine which is developed to convert kinetic energy of fluids like air, water, steam, gas into mechanical energy.  
WO/2015/052552A1
Transmission system with three coaxial concentric shafts for wind driven rotors with vertical axis, characterized by very high compactness and rigidity; it comprises a first outer, blade-carrying, shaft (3) which transmits the rotary mot...  
WO/2015/053734A1
The invention relates to power engineering, more particularly to hydro and wind power engineering, and even more particularly to an energy device.  
WO/2015/049710A1
The invention relates to an apparatus that is aimed at generation of electrical energy by means of assembly of two, three, or four shaped wings, which turn on a vertical shaft coupled to an alternator or magnet. More specifically, the in...  
WO/2015/044615A1
The invention concerns a rotor for a vertical-axis wind turbine comprising a support structure (6) for a series of blades (7) distributed at the periphery of the structure and each comprising a wing (13) having a leading edge (14) linked...  
WO/2015/042632A3
The invention relates to a composite material comprising at least one first plastic material (18) and at least one further plastic material, wherein the first plastic material (18) is unstretched or substantially unstretched, and wherein...  
WO/2015/047148A3
The present invention relates to a floating unit adapted to extract energy from the wind comprising a floater exhibiting a square figure of structural elements permanently attached to nine orthogonal equidistant primary nodes each one of...  
WO/2015/040539A1
Self-starting vertical axis wind rotor (11) able to start also at very low wind speeds, for example of the order of 1 m/s, comprising a fixed support structure; a machine for converting the circular movement into electric current, associ...  
WO/2015/040023A1
Wind turbine blade comprising a proximal blade root portion for coupling to a hub or extender of a wind turbine, a distal airfoil portion having a lift-generating shape, and a transition portion between them, the blade root portion havin...  
WO/2015/035262A1
A vertical axis wind turbine system having a vertical mast with one or more turbine units supported thereon. The turbine units are of modular construction for assembly around the foot of the mast; are vertically moveable along the height...  
WO/2015/034096A1
This blade structure (2) includes: a plurality of blades (22) that receive a flow force, which is the force of a fluid; a support member that supports the blades (22) and can rotate around a rotation shaft extending in a direction perpen...  
WO/2015/035262A9
A vertical axis wind turbine system having a vertical mast with one or more turbine units supported thereon. The turbine units are of modular construction for assembly around the foot of the mast; are vertically moveable along the height...  
WO/2015/034204A1
According to an exemplary embodiment of the present invention, a manufacturing method of a girder of a wind turbine blade includes: forming a plurality of material blocks 10 by stacking a plurality of material sheets 1 in parallel in a h...  
WO/2015/025071A1
The invention relates to a system for using extracted waste air to generate power, in which a conduit (3), having a vertical- or horizontal-axis wind generator (5 or 5'), is coupled to an extraction outlet (1) including the corresponding...  
WO/2015/018914A1
The invention relates to a river turbine (1) which comprises a fairing (3), a generator (22) that is driven by a first turbine wheel (5) and is housed in a volume formed by the fairing so as to generate an electric current when a first s...  
WO/2015/015357A1
An auxiliary generator of electrical energy, comprising an external shell (2) provided with at least one intake opening (3) for a fluid and at least one outlet opening (4) for the fluid; a rotor (6) housed inside the shell (2) along the ...  
WO/2015/016445A1
The present invention discloses a wind power generation tower. The wind power generation tower, according to one embodiment of the present invention, can implement wind power generation by accelerating wind speed even for low speed wind ...  
WO/2015/016751A1
´╗┐Described are a wind-power installation and a hydropower installation, the main element of which installations is a surface in the form of a wing, the body of which is provided with a channel which connects opposing surfaces of the wi...  

Matches 351 - 400 out of 4,675