Matches 1 - 41 out of 41


Match Document Document Title
US20110311364 Balanced Lift Wind Turbine  
A vertical axis wind turbine that utilizes a unique semi-circular, angled, scoop design and frame to fully harness wind energy. The shape of the scoops maximizes wind collection while minimizing...
US20150211483 Wind Turbine and Tower System  
The disclosed wind turbine utilizes adjustable blades, forcing wind into channels away from the rotational axis. These channels direct wind to conversion surfaces a desirable distance from the...
US20150198143 Capture Device and Method for Wind and Water Power Generation  
The present invention relates to the field of energy generation. More specifically, it concerns a capture device and method which replaces and improves upon blades typically used for harnessing...
US20060153682 Savonius wind turbine construction  
A Savonius vertical axis wind turbine rotor is versatile, simple and easy to construct and assemble, and efficient. The rotor includes at least three spokes, at least two vanes, and fasteners....
US20090167028 Wind Turbine generator rotor, wind turbine generator and wind turbine generator system  
Provided is a wind power generating apparatus adopts a rotor blade including a frame body unit composed of a frame body having an opening and a plurality of support frames extending from the frame...
US20090155074 VERTICAL AXIS TURBINE  
Turbine systems and apparatuses and methods for operating a turbine. The turbine has a shaft coupled to a generator and a segment and the segment has an asymmetric shaped wall.
US20080063542 FAN FOR GENERATING AIR FLOW  
A fan for generating an air flow by rotating an impeller with a motor is provided. A cylindrical outer side surface of a rotor of the motor is press-fitted to an inner side surface of the impeller...
US20090180884 Vertical axis wind sail turbine  
A vertical axis omni-wind turbine having a wind sail centrally mounted to a rotor, the wind sail consisting of two vanes one on each side of the rotor in generally planar arrangement. The vanes...
US20090285689 Vertical Axis Wind Turbine Having Angled Leading Edge  
A vertical axis wind turbine comprising at least two overlapping rotor portions, each having a curved or semi-circular horizontal cross-section, each rotor portion having an outer leading edge...
US20050025624 Wind turbine with vertical axis  
A wind turbine having a rotor which rotates in a horizontal plane about a vertical axis to produce power to an electric generator, a propeller driven boat, or other mechanical apparatus. The...
US20080050237 Rotor for wind turbine  
A rotor for a wind turbine includes a rotation shaft having a first flange and rotatably supported on a support frame; a single disc installed on the rotation shaft; wind guide parts defined...
US20070086895 Savonius rotor blade construction particularly for a three bladed savonius rotor  
A Savonius vertical axis wind turbine rotor, that is effective yet relatively easy to manufacture, includes a number of spokes, vanes, and fasteners. Each spoke has a hub having a central opening,...
US20080258468 Modular Wind-Driven Electrical Power Generator and Method of Manufacture  
A method of making a vane assembly for use in a modular wind-driven electrical power generator is disclosed. The method including the steps of: providing an axial shaft; securing a plurality of...
US20090060744 Vertical Axis Self-Breaking Wind Turbine  
A vertical axis wind turbine which includes a rotor having three radially extending blades spaced at even intervals about a central axis. Each radially blade having an outer edge that lies on an...
US20090285688 Double wind turbine  
This turbine is really two turbines in one. One turbine inside the other. The outer turbine is compose of vanes parallel to the axis of rotation This outer turbine will rotate because the left...
US20100296944 CROSSED FLOW TURBINE  
A turbine, particularly suitable for wind generators for the production of electric power even with weak wind, is provided with four identical axial blades, opposite two by two, all of them always...
US20110204638 WIND TURBINE WITH INTEGRATED ROTOR AND GENERATOR ASSEMBLY  
A wind turbine and related methods for generating electrical current from wind energy. The wind turbine includes a rotatable substructure rotating about a vertical axis and a base assembly. A...
US20070212225 VAWT cluster and individual supporting arrangements  
One or more vertical axis wind turbines (VAWT), preferably of the Savonius type, are mounted in a relatively simple and inexpensive manner. For a single VAWT a center pole may be disposed within a...
US20110116930 Vertical Axis Wind Turbine  
A vertical axis wind turbine comprising at least two rotor portions, each portion having a bottom, a top, and a curved horizontal cross section when seen in top view. A top cap may be provided...
US20090304512 WIND TURBINE APPARATUS  
There is provided a wind turbine apparatus which comprises blades having an aerofoil profile. The apparatus is arranged to start up even in light wind conditions and to act as a lift type device...
US20090196763 Vertical axis wind turbines with blades for redirecting airflow  
Vertical axis wind turbines and Savonius blades incorporating an internal conduit for diverting a portion of an airflow incident on the blades are disclosed.
US20090246027 WIND/FLUID TURBINE  
A wind turbine is provided which comprises a plurality of blades and a single venturi disposed at a central area of the plurality of blades. The single venturi redirects the wind from a concave...
US20110140450 Method and Apparatus for Wind Energy System  
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...
US20080273978 Vertical axis omni-directional wind turbine  
A vertical axis wind turbine with a rotor driven by a group of vanes that assure starting at low speeds, efficiently generates electricity at all wind speeds, especially under circumstances that...
US20130294886 PRIME MOVER  
A prime mover that is powered by the energy of a fluid is provided. Such a prime mover may include a first fairing, a second fairing spaced apart from the first fairing to define a gap...
US20090169355 Utilization of renewable energy sources with a passively Savonius rotor (PVSR)  
A Savonius Rotor may use the flow of wind or the flow of water from undersea current or tidal movement. The Savonius Rotor is passively vented and has a base support ring, and a space frame...
US20120009068 LOW-HEAD ORTHOGONAL TURBINE  
The invention relates to wind and hydraulic power engineering and can be used at tidal power plants, low-head river hydroelectric plants, wave power plants, and wind power plants to increase...
US20080217925 Vertical axis wind turbine with angled braces  
An improved wind turbine comprises: (i) a turbine rotor with a support platform; (ii) a rotatable vertical shaft extending from or through that platform; (iii) at least one bearing for the shaft;...
US20150147163 FLUID TURBINE SYSTEMS  
Various fluid turbine systems and methods are described. The turbine can be a vertical axis wind turbine configured to generate power from wind energy. The turbine system can have a blade...
US20100092296 Fluid Energy Conversion Device  
A fluid energy conversion device comprising a plurality of adjacent fluid catching modules that may be disposed about a central drive shaft, wherein the central drive shaft may be rotatably...
US20100166553 HORIZONTAL-AXIS WIND GENERATOR  
The invention relates to a wind generator for generating power thanks to the force of the wind or a stream of water. The invention includes a rotor provided with 2, 3 or 4 semi-frustoconical...
US20080095631 Vertical Axis Wind Turbine With Twisted Blade or Auxiliary Blade  
A vertical axis wind turbine (1) comprises three vertically extending sails (8) where each sail (8) comprises a strip (80) of substantially constant width. The opposite ends of each sail (8) are...
US20150110627 BLADE BUCKET STRUCTURE FOR SAVONIUS TURBINE  
Disclosed herein is a blade bucket structure for Savonius turbines. In the blade bucket structure, blade buckets on which resistance resulting from the flow of fluid occurs, are provided with a...
US20110027089 Turbine assembly and energy transfer method  
A turbine assembly comprises 2 or more symmetrical vanes or blades attached to a centralized shaft. The assembly may be placed into a fluid current for transferring energy therefrom. Each blade...
US20150050146 Rotor Blade for a Water Turbine, in Particular for a Tidal Power Station, and Method for Operating Same  
The invention concerns a rotor blade for a water turbine with a hydrodynamic profile, to which a suction side and a pressure side are associated, comprising a plurality of overflow channels, which...
US20140050588 DEVICE FOR USING WIND POWER HAVING AT LEAST ONE ROTOR  
For a device for using wind power having at least one rotor, wherein the rotor has a rotor shaft having a vertically arranged rotational axis and at least three support frames each having at least...
US20160290316 Wind turbine  
A wind turbine includes a rotation axis suited to be positioned in space in any way and N blades indirectly constrained to the axis through one or more radial arms that are integral with the axis,...
US20160169196 VERTICAL AXIS WIND TURBINE  
A vertical axis wind turbine comprising a rotor having a substantially vertical rotation axis z, said rotor comprising a plurality of blades arranged to rotate about its rotation axis z in...
US20160121985 MARINE PROPELLER BLADES WITH REVERSE CUPPING  
A propeller has a plurality of blades extending radially outwardly of a hub and a plurality of cups respectively affixed to the plurality of blades. Each of the plurality of blades has a facing...
US20160003218 VANE DEVICE FOR A TURBINE APPARATUS  
A vane device is adapted for use in a turbine apparatus, and includes a rotary shaft and a plurality of angularly spaced-apart vane units. The rotary shaft is rotatable in a rotational direction....
US20150037157 COMPOSITE PROPELLER BLADE STRUCTURE  
A composite propeller blade structure includes at least a rotation shaft and a rotation surface on which plural blades are formed, and characterized in that: each of the blades is composed of...

Matches 1 - 41 out of 41