ENERGÍA EÓLICA

VolverVolver

Resultados 264 resultados LastUpdate Última actualización 20/05/2019 [17:52:00] pdf PDF

Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days

Página1 de 11 nextPage   por página


WIND TURBINE BLADE AND A WIND TURBINE

NºPublicación: US2019145383A1 16/05/2019

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

EP_3483424_A1

Resumen de: US2019145383A1

Provided is a wind turbine blade for a wind turbine, including a web extending along a longitudinal direction of the blade, an electrically conductive beam extending along the longitudinal direction of the blade and being connected to the web, a lightning conductor extending along the longitudinal direction of the blade and being attached to the web, and a ply including carbon fibers, wherein the ply is attached to both the lightning conductor and the beam to electrically connect the lightning conductor to the beam. This has the advantage that an extensive and a continuous electrical connection between the lightning conductor and the beam is provided and that a plurality of cables electrically connecting the lightning conductor with the beam may be substituted.

traducir

RETROFIT WINGLETS FOR WIND TURBINES

NºPublicación: US2019145375A1 16/05/2019

Solicitante:

WICHITA STATE UNIV [US]

Resumen de: US2019145375A1

A winglet is provided for retrofitting to a wind turbine. Aerodynamic and centrifugal forces for winglets having a range of configurations including winglet height, taper ratio, twist, and cant angle are modeled, wherein the winglet height, taper ratio, twist, and cant angle are used to define a grid in a Vector Lattice. An increase in a coefficient of power Cp of each winglet design when applied to a predetermined main blade of the wind turbine can be determined. A winglet configuration can then be selected wherein the coefficient of power Cp of the main blade and winglet is at least 2% greater than the coefficient of power Cp of the main blade alone, and wherein a ratio of normal aerodynamic force generated by the winglet to centrifugal force generated by the winglet during rotation at a nominal rated speed is in a range between 0.75 and 2.

traducir

METHOD AND SYSTEM FOR DETECTING A MASS IMBALANCE IN A WIND TURBINE ROTOR

NºPublicación: US2019145381A1 16/05/2019

Solicitante:

GEN ELECTRIC [US]

EP_3483433_A1

Resumen de: US2019145381A1

The present disclosure is directed to a method for detecting a mass imbalance in a rotor of a wind turbine. The method includes receiving, with a computing device, sensor data indicative of an operating characteristic of the wind turbine. The method also includes determining, with the computing device, a mean amplitude of a designated frequency component of the operating characteristic. Furthermore, the method includes determining, with the computing device, when a mass imbalance is present within the rotor based on the mean amplitude of the designated frequency component.

traducir

VANE PITCH CONTROL OF A WIND TURBINE ASSEMBLY

NºPublicación: US2019145379A1 16/05/2019

Solicitante:

POTTER NOEL RICHARD [US]

Resumen de: US2019145379A1

Methods and apparatuses for wind turbine vane pitch control are described. In one embodiment, a turbine shaft transmits mechanical power, a vane support structure is coupled to the turbine shaft, a vane is coupled to the vane support structure through a vane shaft, a balancing weight is coupled to a first location of the vane, and an alignment weight is coupled to a second location of the vane.

traducir

PITCH VARYING DEVICE, PITCH VARYING METHOD AND PITCH VARYING CONTROL DEVICE FOR WIND TURBINE BLADE AND WIND TURBINE

NºPublicación: US2019145377A1 16/05/2019

Solicitante:

BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT CO LTD [CN]

AU_2018247310_A1

Resumen de: US2019145377A1

A pitch varying device, a pitch varying method and a pitch varying control device for a wind turbine blade and a wind turbine are provided according to the present application. The blade pitch varying device includes: a disc-type driving structure perpendicular to an axis of a pitch bearing, a track surrounding the axis of the pitch bearing being provided on the disc-type driving structure; a first linear telescopic driving mechanism connected to the track through a first clamping member capable of clamping the track, and the first linear telescopic driving mechanism and the first clamping member being connected through hinge connection; and a second linear telescopic driving mechanism connected to the track through a second clamping member capable of clamping the track, and the second linear telescopic driving mechanism and the second clamping member being connected through hinge connection.

traducir

FLOATING OFFSHORE WIND TURBINE INTEGRATED WITH STEEL FISH FARMING CAGE

NºPublicación: US2019141963A1 16/05/2019

Solicitante:

GRADUATE SCHOOL SHENZHEN TSINGHUA UNIV [CN]
POWERCHINA HUADONG ENGINEERING CORPORATION LTD [CN]

Resumen de: US2019141963A1

A floating offshore wind turbine integrated with a steel fish farming cage mainly includes a wind turbine, a wind turbine tower, a living quarter, a floating wind turbine foundation in a conic steel structure, a mooring system, a lateral net encircling the floating wind turbine foundation, a bottom net, and lifting systems. The upper end of the wind turbine tower hosts a wind turbine, and the lower end of the wind turbine tower is fixed on the floating wind turbine foundation. In the present invention, the inner space of the floating wind turbine foundation is used to form a huge farming cage, which functions for the objectives of “power exploitation on the top and fish farming at the bottom”. The foundation has excellent stability and seakeeping performance, and is applicable to deep waters.

traducir

Verfahren zur indirekten Bestimmung der Bewegungsgrößen einer rotierenden Welle

NºPublicación: DE102017220384A1 16/05/2019

Solicitante:

ZAHNRADFABRIK FRIEDRICHSHAFEN [DE]

Resumen de: DE102017220384A1

Bereitgestellt wird ein Verfahren zur indirekten Bestimmung der Bewegungsgrößen einer rotierenden Welle. Die Umsetzung wird dabei in drei Teilschritten ausgeführt. Im ersten Schritt (S1) erfolgt eine Ermittlung der Messwerte der Normalbeschleunigung und der hierzu orthogonalen Tangentialbeschleunigung der Welle. Im zweiten Schritt (S2) erfolgt eine Tiefpassfilterung und Ableitungsschätzung der erfassten Messwerte. Im dritten Schritt (S3) erfolgt die Ermittlung der Bewegungsgrößen der Welle durch zumindest ein numerisches Verfahren.

traducir

Flanschgestell und Montageset zur Vormontage und/oder zum Transport und/oder zur Montage eines Turmsegments für eine Windenergieanlage sowie Verfahren

NºPublicación: DE102017127035A1 16/05/2019

Solicitante:

WOBBEN PROPERTIES GMBH [DE]

Resumen de: DE102017127035A1

Die Erfindung betrifft ein Flanschgestell und ein Montageset zur Vormontage und/oder zum Transport und/oder zur Montage eines Turmsegments für eine Windenergieanlage und/oder eines Turmabschnitts einer Windenergieanlage und/oder eines Turms einer Windenergieanlage sowie Verfahren. Das Flanschgestell umfasst zwei Flanschabschnitte zur lösbaren Befestigung des Flanschgestells an einem Horizontalflansch eines Turmsegments, einen Hebebolzen zum Angriff eines schlingenförmigen Hebezeugs, ein Stützelement zum Abstützen des Flanschgestells auf einer Aufstandsfläche.

traducir

Windkraftanlage

NºPublicación: DE102017126691A1 16/05/2019

Solicitante:

HURNIK DIETER [DE]

Resumen de: DE102017126691A1

Windkraftanlage (1), mit einer auf einem Mast (2) gelagerten Maschinenkanzel (5), an deren Stirnseiten gegenläufig drehende Propeller-Rotoren (7) mit horizontalen Drehachsen (A) angeordnet sind, wobei die Propeller-Rotoren (7) mit einem Generator (18) gekoppelt sind, wobei am Mast (2) zusätzliche Karussell-Rotoren (10), die vertikale Drehachsen (Av) aufweisen, angeordnet sind.

traducir

Verfahren zur indirekten Bestimmung der Drehgeschwindigkeit einer rotierenden Welle

NºPublicación: DE102017220385A1 16/05/2019

Solicitante:

ZAHNRADFABRIK FRIEDRICHSHAFEN [DE]

Resumen de: DE102017220385A1

Bereitgestellt wird ein Verfahren zur indirekten Bestimmung der Drehgeschwindigkeit einer rotierenden Welle. Die Umsetzung wird dabei in zwei Teilschritten ausgeführt. Im ersten Schritt erfolgt eine Ermittlung der Messwerte der Normalbeschleunigung und der hierzu orthogonalen Tangentialbeschleunigung der Welle. Im zweiten Schritt erfolgt eine Aktualisierung des Beobachterzustands.

traducir

Rotorblatt und Rotor für eine Windenergieanlage, Windenergieanlage, Verfahren zur Herstellung eines Rotorblatts, zur Verbindung eines Rotorblatts mit einer Rotornabe und zur Reparatur eines Rotors einer Windenergieanlage

NºPublicación: DE102017126970A1 16/05/2019

Solicitante:

WOBBEN PROPERTIES GMBH [DE]

Resumen de: DE102017126970A1

Die Erfindung betrifft ein Rotorblatt für eine Windenergieanlage, einen Rotor für eine Windenergieanlage, eine Windenergieanlage, ein Verfahren zur Herstellung eines Rotorblatts, ein Verfahren zur Verbindung eines Rotorblatts mit einer Rotornabe und ein Verfahren zur Reparatur eines Rotors einer Windenergieanlage. Das Rotorblatt hat eine Anschlussschnittstelle, wobei die Anschlussschnittstelle mindestens eine Ausnehmung aufweist zur Aufnahme eines Zugelements zum Anschluss des Rotorblatts an ein weiteres Element einer Windenergieanlage, wobei eine Außenumfangsfläche der Ausnehmung von einem Anschlussmaterial gebildet ist und ein Innengewinde aufweist

traducir

Elektromechanisches Ladegerät

NºPublicación: DE102017010596A1 16/05/2019

Solicitante:

LASHOEFER JUERGEN [DE]

Resumen de: DE102017010596A1

Das bewegte Fahrzeug ist die primäre Arbeitsmaschine, welche bei durchstoßend durchschreitender Bewegung in dem Fluid Luft abzuleitende Strömungs- Kraft aus der umgebenden Atmosphäre erzeugt. Bei Landfahrzeugen ist das Fluid Luft. Einen Teil der abgeleiteten Strömungskraft der Arbeitsmaschine zweigt die Hilfsmaschine nutzbringend als kanalisierte antreibende Kraft ab. Diese Kraft treibt die beweglichen Komponenten der Hilfsmaschine zur elektrischen Stromerzeugung an. Die erzeugte elektrische Energie wird entweder dem Antrieb der Arbeitsmaschine direkt zugeführt oder in Batterien abrufbar gespeichert.

traducir

Verfahren zum Betrieb eines Windparks und Windpark

NºPublicación: DE102017010608A1 16/05/2019

Solicitante:

SENVION GMBH [DE]

Resumen de: DE102017010608A1

Die Erfindung betrifft ein Verfahren zum Betrieb eines Windparks (1) sowie einen zur Durchführung dieses Verfahren ausgebildeten Windpark (1) und ein entsprechendes Computerprogrammprodukt.Bei dem Verfahren zum Betrieb eines Windparks (1) umfassend wenigstens zwei Windenergieanlagen (2) mit jeweils einem Enteisungssystem (23) für die Rotorblätter (22) der jeweiligen Windenergieanlage (2), werden die Änderung des Aktivierungszustandes der Enteisungssysteme (23) der Windenergieanlagen (2) des Windparks (1) koordiniert gesteuert gemäß den Schritten:a) Bewertung des Betriebszustandes wenigstens einer aus den Windenergieanlagen (2) des Windparks (1) ausgewählten Pilotanlage (2');b) Änderung des Aktivierungszustandes des Enteisungssystems (23) bei der wenigstens einen Pilotanlage (2');c) Erneute Bewertung des Betriebszustandes der wenigstens einen Pilotanlage (2'); undd) Bei Feststellung einer Verbesserung in der Bewertung des Betriebszustandes bei wenigstens einer Pilotanlage (2'), Änderung des Aktivierungszustandes des Enteisungssystems (23) wenigstens einer weiteren Windenergieanlage (2) des Windparks (1).

traducir

Verfahren und System zum Erkennen eines Vereisungszustands einer Windenergieanlage

NºPublicación: DE102017010609A1 16/05/2019

Solicitante:

SENVION GMBH [DE]

Resumen de: DE102017010609A1

Verfahren zum Erkennen eines Vereisungszustands einer Windenergieanlage. Bei dem Verfahren wird ein Systemzustand der Windenergieanlage, in dem ein erstes Anemometer (17) der Windenergieanlage stillsteht und in dem die Drehzahl eines Rotors (16) der Windenergieanlage kleiner ist als ein vorgegebener erster Drehzahl-Schwellwert. Der Rotor (16) wird auf eine Drehzahl oberhalb des ersten Drehzahl-Schwellwerts beschleunigt. Der Zustand des ersten Anemometers (17) wird geprüft, wobei ein Vereisungssignal erzeugt wird, wenn das erste Anemometer (17) stillsteht. Die Erfindung betrifft außerdem ein zum Durchführen des Verfahrens geeignetes System.

traducir

Vorrichtung zur linearen Abschöpfung der Strömungs-Energie des Windes und Transformation in speicherbare Energieformen - ein Linear - Windkraft - Generator

NºPublicación: DE102017010568A1 16/05/2019

Solicitante:

NOETZOLD NORBERT [DE]

Resumen de: DE102017010568A1

Vorrichtung, welche verwirbelungsfrei die Strömungs-Energie des Windes auffängt und in speicherbare Energie transformiert, bestehend aus einem speziell geformten walzenförmigen, vertikal zur Windströmung stehenden Rotor (A) ausgerüstet mit umliegenden Windwirkflächen (4.1) welcher über die Auffangvorrichtung (B) die Strömungs-Energie verdichtet und beschleunigt, nur axial-einseitig zugeführt bekommt, was den höchstmöglichen Wirkungsgrad erzielen lässt

traducir

JOINING STRUCTURE FOR A STEEL MEMBER HAVING AN END PART EMBEDDED IN A CONCRETE MEMBER

NºPublicación: WO2019093514A1 16/05/2019

Solicitante:

TOKYO INST TECH [JP]
EURUS ENERGY HOLDINGS CORP [JP]

Resumen de: WO2019093514A1

Provided is a joining structure (10) for a steel member (12) having an end part embedded in a concrete member (11) which at least occasionally comes in contact with water. At least a selected part of the end part of the steel member is in contact with the concrete member via a buffer member (13) having a greater compressive strength and a lower elastic modulus than the concrete member. By having the buffer member, the joining structure can avoid or minimize damage to the material of the concrete member.

traducir

WIND TURBINE BLADE ASSEMBLY

NºPublicación: WO2019091533A1 16/05/2019

Solicitante:

VESTAS WIND SYS AS [DK]

Resumen de: WO2019091533A1

A wind turbine blade assembly has a main blade portion and a blade tip module mounted to a tip end of the main blade portion. The wind turbine blade assembly has at least one blade extension portion having an aerofoil section, and which is attached to the main blade portion of the wind turbine blade assembly after the main blade portion has been manufactured, either during production or as a retro-fit. The blade extension portion increases the length of the turbine blade assembly and is selected from a number of possible blade extension portion lengths to obtain a desired wind turbine blade length. This enables the length of each blade to be optimised.

traducir

IMPROVEMENTS RELATING TO WIND TURBINE BLADE MANUFACTURE

NºPublicación: WO2019091531A1 16/05/2019

Solicitante:

VESTAS WIND SYS AS [DK]

Resumen de: WO2019091531A1

A wind turbine blade having a spar cap and a shear web system is described. The spar cap comprises a pultruded strip of fibrous reinforcing material with a first datum feature visible at a surface of the pultruded strip. The shear web system comprises a second datum feature, wherein the first datum feature of the spar cap is aligned with the second datum feature of the shear web system.

traducir

IMPROVEMENTS RELATING TO WIND TURBINE BLADE MANUFACTURE

NºPublicación: WO2019091530A1 16/05/2019

Solicitante:

VESTAS WIND SYS AS [DK]

Resumen de: WO2019091530A1

Improvements relating to wind turbine blade manufacture 5 A method of making a wind turbine blade is described. The method involves providing a blade shell having an inner surface defining a mounting region and positioning a web in the mounting region. One or more web restraining devices are used to secure the position of the web in the mounting region. Each restraining device has a first portion attached to the web and a second portion attached to the inner surface of the blade shell. The 10 restraining devices are configured to prevent movement of the web in a first plane substantially parallel to the mounting region and to permit movement of the web in a second plane substantially perpendicular to the mounting region. The method further comprises moving the web in the second plane away from the mounting region and performing one or more preparatory operations on the mounting region with the web 15 moved away from the mounting region. The web is then repositioned in the mounting region by moving the web in the second plane back towards the mounting region.

traducir

METHOD AND DEVICE FOR MEASURING THE TORQUE IN THE DRIVETRAIN OF A WIND POWER PLANT

NºPublicación: WO2019091777A1 16/05/2019

Solicitante:

FRAUNHOFER GES FORSCHUNG [DE]

DE_102017219886_PA

Resumen de: WO2019091777A1

A method and a device for measuring the torque in the drivetrain (1) of a wind power plant is described, having at least two incremental encoders (7, 8) which are positioned at two different positions on at least one shaft (3) of the drivetrain (1) and which each supply periodic rotational signals, wherein the phases of the rotational signals are evaluated in order to detect a phase shift, and a torque of the shaft (1) is determined from the phase shift. The detected phase shift is corrected as a function of a zero load phase shift (Azero), using a rigidity factor K, wherein, in order to determine the zero load phase shift (Azero) and the rigidity factor K, in-situ calibration is carried out before and/or between the torque-determining processes. The in-situ calibration is performed at zero load of the wind power plant, i.e. below a rated rotational speed and with a generator torque equal to zero, and at the rated load of the wind power plant, i.e. at the rated rotational speed and with a generator torque greater than zero.

traducir

METHOD AND DEVICE FOR PRODUCING ELECTRIC POWER

NºPublicación: WO2019093926A1 16/05/2019

Solicitante:

VOLKOV ANATOLY EVGENIEVICH [RU]

Resumen de: WO2019093926A1

The invention relates to a method for producing electric power by means of flow capture and to a device for the implementation thereof which comprises a flow accelerator, which is a nozzle consisting of a confuser and a diffuser and being in the form of a rigid housing within which a stator is secured and a rotor with rigidly secured magnetic poles is rotated, forming a generator, and a propeller which has blades and is arranged in the critical cross-section of the nozzle on a shaft secured in bearings, wherein acceleration of rotation of the working propeller blades and of the magnetic poles of the rotor relative to the stator is brought about by means of the wind flow accelerated by the flow accelerator, the rotor being secured to the propeller and the stator being secured to the housing; further provided are clutches, as well as a cowling which contains the bearings and is secured to the accelerator housing by blades of a guiding and straightening apparatus. The invention is intended to increase electric power generation.

traducir

WIND POWER GENERATOR-ATTACHED LIGHTING EQUIPMENT

NºPublicación: WO2019093243A1 16/05/2019

Solicitante:

NTN TOYO BEARING CO LTD [JP]

Resumen de: WO2019093243A1

Provided is a wind power generator-attached lighting equipment with which it is possible to prevent resonance due to a wind turbine as a vibration source by increasing the support rigidity of the foundation and thereby increasing the resonance frequency of the lighting equipment as a whole, while preventing an increase in the mass of the foundation. The wind power generator-attached lighting equipment comprises a support column (1) which is erected on the ground and fitted with at least a wind power generator (2) and a lighting device (4). Electricity generated by means of the wind power generator (2) is stored in a storage battery (5), and the lighting device (4) is lighted using the electricity stored in the storage battery. The wind power generator-attached lighting equipment includes a foundation (10) to which the lower end of the support column (1) is fixed and which supports the support column (1) with respect to a soil (12). A maximum value of the dimension of the bottom surface of the foundation (10) in a direction of a horizontal plane is greater than a height dimension of the foundation (10).

traducir

SINGLE-PILE INTEGRATED WIND, WAVE, AND TIDAL ENERGY POWER GENERATION SYSTEM

NºPublicación: WO2019091022A1 16/05/2019

Solicitante:

UNIV DALIAN TECH [CN]

CN_107725259_A

Resumen de: WO2019091022A1

A single-pile integrated wind, wave, and tidal energy power generation system comprises a single-pile fixed wind power generation system, an oscillating water column wave power generation device (4), and a horizontal axis tidal power generation device. The single-pile fixed wind power generation system comprises a turbine (1), a tower (2), a single pile foundation (6), and a power transmission system. The horizontal axis tidal power generation device comprises an extension structure and a tidal power generator. The oscillating water column type wave power generation device (4) comprises a casing body of the wave power generation device, a wave inlet (8), an air chamber (10), and an air turbine generator (11). The integrated power generation system effectively utilizes ocean regions, reduces construction and maintenance costs, fully utilizes existing mature turbine technology to promote the commercial application of wave energy devices and tidal energy devices, and is a reliable offshore renewable energy generation platform.

traducir

INSPECTION OF GROUTING IN JACKET PIN PILES ON OFFSHORE WIND TURBINES

NºPublicación: WO2019094761A1 16/05/2019

Solicitante:

OCEANEERING INT INC [US]

Resumen de: WO2019094761A1

A system for subsea inspection of grout in a subsea jacket such as jacket pin piles on offshore wind turbines comprises a subsea vehicle (100) subsea which can be deployed in a cage style TMS (200) which may comprise a radiographic assembly (310) and a marinized digital detector array and betatron source (200) which comprises an X-Ray source (230) and an X-Ray detector plate (220). The subsea vehicle exits the cage style TMS and docks to the marinized digital detector array and betatron source (200), then is flown to a subsea structure to be inspected (400) where the marinized digital detector array and betatron source (200) is used to bombard the subsea structure to be inspected with x-rays, a portion of which are reflected and detecting, allowing an image to be generated of the structure to be inspected.

traducir

FAN BLADE HEATING AND DEICING SYSTEM AND CONTROL METHOD, FAN BLADE, AND WIND TURBINE

Nº publicación: WO2019091055A1 16/05/2019

Solicitante:

XINJIANG GOLDWIND SCIENCE & TECH CO LTD [CN]

CN_107905961_A

Resumen de: WO2019091055A1

A fan blade heating and deicing system and a control method, a fan blade, and a wind turbine are provided. The fan blade heating and deicing system comprises an isolation device. The isolation device is disposed in a cavity of the fan blade and divides a part of the cavity near the front edge of the fan blade into a plurality of sub-cavities sequentially arranged along the longitudinal direction of the fan blade, wherein each of the sub-cavities is respectively provided with a heating device (402). The fan blade heating and deicing system also comprises a controller (401). The controller (401) is used to respond to a fan blade deicing instruction, and respectively controls each of the heating devices (402) in each of the sub-cavities to be turned on and off, so as to heat the sub-cavities. The technical solution can improve heating efficiency of a fan blade, so as to achieve an excellent deicing effect.

traducir

Página1 de 11 nextPage por página

punteroimgVolver