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Matches 201 - 250 out of 4,700

Document Document Title
WO/2017/111756A1
This invention relates to a frictionless vertical axis-horizontal blade wind turbine with high efficiency, wherein a frictional force and lifting force created by horizontal blades (airfoil) are reduced by designing an axis attachment of...  
WO/2017/052369A9
The invention relates to a device for converting wind energy to at least mechanical energy, comprising a rotor with a number of rotor blades which is drivable rotatably about a rotation axis by wind, wherein each rotor blade comprises a ...  
WO/2017/105364A1
The present invention relates to a vertical wind turbine (1), which enables to reduce the resistance forces in use of wind energy in renewable energy, essentially comprising at least one vertical shaft (2) which extends vertically from t...  
WO/2017/099264A1
The present invention relates to an on-vessel wind power generation system using a pipeline having an automatic opening/closing function, and more specifically, to a wind power generation system on a vessel, wherein the system comprises:...  
WO/2017/096460A1
A wind turbine comprising a shaft, a plate, a plurality of blades and a plurality of abutment surfaces is disclosed. The plate is coupled to the shaft and each blade is rotatably coupled to the plate and rotatable between a closed positi...  
WO/2017/098212A2
A wind turbine apparatus comprising: a blade portion (6); a generator (8) comprising a stator (12) having a plurality of coils (20) and a rotor (10) having a plurality of magnets (22), the rotor (10) being connected to the blade portion ...  
WO/2017/095044A1
The present invention relates to a drag-type wind turbine apparatus and, more particularly, to a drag-type wind turbine apparatus that, in order to improve the efficiency of electricity generating capability, installs drag wings forming ...  
WO/2017/089965A1
The goal of the invention is to maintain constant supply of electrical energy with use of solar and wind power. According to the invention there is a generator (8) and a first motor (7) mounted on the shaft (6) of the column, where said ...  
WO/2017/089047A1
The invention relates to a vertical axis wind turbine for converting wind energy of wind coming from a wind direction (W) into mechanical energy, having a central vertical rotation axis (2) about which a rotor (3) with a number of rotor ...  
WO/2017/081496A1
The kionas wind turbine consists of removable cooperating stages where each stage is an autonomous wind turbine. The tapered-conical sections (1) (2) or (1.1) (2.1) and the stator or adjustable guide vanes (3) or (3.1) compress and direc...  
WO/2017/078381A1
Disclosed is a drone having a self-generating function. The drone includes: a central body part; a battery disposed below the central body portion; a plurality of arms extending radially from the central body portion; a driving rotor pro...  
WO/2017/078438A1
Disclosed is a new and renewable energy-using apparatus. The disclosed new and renewable energy-using apparatus comprises: a vertically erected tower; a plurality of wings disposed on the outer circumferential surface of the tower and ro...  
WO/2017/077483A1
It is described a vertical axis wind group (1) that comprises a first vertical axis turbine (2) with a first rotation axis (XI) and at least one second vertical axis turbine (3) with a second rotation axis (X2) functionally associated in...  
WO/2017/029557A3
A wind tower harvests wind energy to produce electricity using four major components: (a) a tower, (b) a windcatcher at the top of the tower, (c) one or more diffusers, and (d) one or more wind generators. An inlet with four quadrant pea...  
WO/2017/071386A1
Disclosed is an anti-typhoon wind-driven generator. A sail device (6) is mounted on a generator shaft link rod (3). A lower supporting rod (8), an upper supporting rod (13), a folding device (14), a roll device (16) and a sail pulling de...  
WO/2017/075379A1
Some embodiments of a turbine system described herein provide a turbine that rotates in response to fluid flow, and include a rampart device that remains relatively stationary compared to the turbine and is shaped to affect fluid flow fo...  
WO/2017/063830A1
The invention relates to a continuous-flow energy installation, in particular a wind power installation, having an at least approximately drop-shaped housing, from the inlet opening of which to the outlet opening (22) the flow channel (3...  
WO/2017/065638A1
The invention relates to the field of wind energy. An aerostatic wing for wind energy purposes comprises ropes, a cable, a rotating platform, and an aerostatic module with positive buoyancy consisting of two gas-filled shell-type balloon...  
WO/2017/060669A1
An electrical energy generator array is arranged to generate electricity from at least one form of natural flow, the generator having a drive shaft driven by energy from a natural energy flow and connected to a drive mechanism, the gener...  
WO/2017/056751A1
A blade member for wind power generation is provided which makes it possible to configure a blade member by linking multiple divided members by means of a fitting structure and which makes it possible to make the fitting part smaller and...  
WO/2017/056752A1
A blade member for wind generation is provided which can effectively suppress said blade tip vortex effects in a region in which blade tip vortex effects are great by means of a rectifier plate, and which simplifies the configuration by ...  
WO/2017/052371A1
The invention relates to a device for converting wind energy to at least mechanical energy, comprising a rotor drivable rotatably about a rotation axis by wind and a duct disposed round the rotor, wherein a central axis of the duct subst...  
WO/2017/052369A1
The invention relates to a device for converting wind energy to at least mechanical energy, comprising a rotor with a number of rotor blades which is drivable rotatably about a rotation axis by wind, wherein each rotor blade comprises a ...  
WO/2017/052446A1
The present invention relates to a floating wind energy harvesting apparatus for offshore installation, comprising an elongated wind turbine body extending along a longitudinal wind turbine body axis; at least one blade attached to the w...  
WO/2017/053395A1
Certain embodiments are directed to a vertical axis unidirectional rotor for wave energy conversion, said rotor comprising a plurality of spatially distributed lift-type and/or drag-type blades and a shaft, said rotor performing unidirec...  
WO/2017/046330A1
The invention relates to a vertical-axis wind turbine which includes a rotor mounting (40) suitable for being added and attached to a wind-turbine supporting structure, a wind-turbine rotor (4) rotatably mounted on the rotor mounting (40...  
WO/2017/048903A1
A wind turbine condition monitoring system includes a light source configured to produce an emitted light beam and a plurality of optical sensors configured to be positioned on a wind turbine to receive the emitted light beam from the li...  
WO/2017/046328A1
The invention relates to a vertical-axis wind turbine rotor, the rotor (4) having an axis of rotation (A) and comprising a hub (12), blades (14) distributed around the hub (12), pairs of arms (16) each carrying a respective blade, each p...  
WO/2017/044994A1
The present invention relates to a multifunctional tidal turbine, a turbine module, an apparatus for converting the wave-wind derived energy (3')i, the assembly for converting the wave- wind derived energy and a system for converting the...  
WO/2017/042454A1
The invention relates to a transportable construction (1) including a generally box-shaped base cell (2), mounted on a load-bearing rolling chassis, and defined by two longitudinal side walls, two front and rear transverse side walls, a ...  
WO/2017/042453A1
The invention relates to a transportable construction including a generally box-shaped base cell (2), of which one of the longitudinal side walls (3) is lined on the outside by a foldable structure (7) including a floor (8), a longitudin...  
WO/2017/043395A1
Provided is a wind power generation device with which power generation efficiency at low wind speeds can be markedly increased by causing a rotor to rotate at an accelerated rate. When a wind speed detection means 17 detects a predetermi...  
WO/2017/035655A1
A unique wind turbine blade features a drag element having a concave surface for impingement of airflow thereagainst to create a drag force, and an airfoil having a rounded edge and an opposing sharper edge. The sharp edge points toward ...  
WO/2017/032964A1
An apparatus for orientating an axis of rotation which may be used as a steering apparatus for a vertical axis wind turbine or other applications. The apparatus has a steering member, orientable in response to changes in the direction of...  
WO/2017/025122A1
The invention relates to an impeller device having a rotatable impeller (12), the impeller (12) comprising a rotor (14) and multiple blades (18) that are evenly distributed over the circumference of the rotor (14) and are pivotably attac...  
WO/2017/027151A1
A wind turbine is provided that has a blade encased into a substantially circular portion of a shell, the shell having an interior surface, an exterior surface, a first end, an opposite second end, and an intake opening between the first...  
WO/2017/021844A1
Machine (1) for transmitting energy to, or receiving energy from, fluids in general, has a containing structure (2) that receives an impeller (3) onto which a plurality of blades (4) is rotatably mounted that are suitable for transmittin...  
WO/2017/016420A1
Disclosed is a modularized multi-cross-flow wind turbine fan, comprising a fan support (1). The fan support (1) is provided with at least two mounting ports (2), and a wind turbine module unit (3) is mounted in each mounting port (2). Ea...  
WO/2017/018963A1
The wind power unit relates to the field of wind power engineering and can be used in the construction of wind power stations. The technical problem addressed by the invention is that of simplifying the construction, reducing the metal c...  
WO/2017/019004A1
Vertical axis wind turbine and horizontal wind turbine each with a rotary airfoil assembly that has helical swept airfoils whose free ends each have a spoiler. The vertical axis wind turbine has permanent magnet discs for levitating stat...  
WO/2017/010863A1
8ABSTRACT WIND TURBINE A dual flow wind turbine is disclosed to harvest wind from two cross axis. The wind5 turbine comprises three vertical airfoil blades [103] driven by two sets of three horizontal airfoil blades [104a, 104b]. The hor...  
WO/2017/009782A1
A generating kit (1) of electrical energy and LED illumination for light towers (T), comprising: - a vertical-axis wind turbine (5), fixable to a top of a light tower (T) so that the axis thereof is aligned to an axis of the light tower ...  
WO/2017/006654A1
The purpose of the present invention is to provide a blade manufacturing method for a wind turbine which, even if damaged, is not prone to causing secondary accidents. This method involves: a step for forming a wind turbine blade 1 from ...  
WO/2017/002757A1
[Problem] To provide a thrust generating device that has a simple structure and can effectively control the magnitude of a Magnus force generated at a cylindrical blade in accordance with the direction of a flow acting on the cylindrical...  
WO/2017/003355A1
The present invention relates to a floating VAWT comprising a wind turbine body having a lower body portion and an upper body portion; at least one blade attached to the upper body portion for converting wind energy to rotation of the wi...  
WO/2017/002036A1
A system for recovering energy from renewable sources comprises a first conduit (2) for the flow of a working fluid, heating means (3) of the fluid in the first conduit (2) adapted to promote the flow thereinside, a turbine (4) having a ...  
WO/2016/205913A1
The present invention relates to a product of the area of clean and renewable energy. Its object is an unprecedented arrangement of conical blades of elongate "shell' type, for moving vertical-axis wind turbines, enabling more concentrat...  
WO/2016/209161A1
Disclosed herein is a guide vane assembly comprising a rig structure configurable with a turbine and having an inner portion and an outer portion forming extremities thereof, a sail and an actuator assembly. The sail is coupled to the ri...  
WO/2016/207574A1
The invention relates to a turbine, such as a wind turbine, that makes it possible to recover the mechanical energy of the normal components or the lift of the forces induced by the hydraulic fluid. Said turbine includes a stationary ene...  
WO/2016/208632A1
In this vaned wheel, all blades (3p...) are divided into at least four blade groups (G1...) each including a fixed number of blades (3p...), said fixed number being at least three. In this way, the blade (3p) in each blade group (G1...) ...  

Matches 201 - 250 out of 4,700