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Resultados 229 resultados LastUpdate Última actualización 28/03/2017 [15:42:00] pdf PDF




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



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METHOD FOR CONTROLLING AT LEAST ONE PAIR OF VERTICAL-AXIS WIND TURBINES SUPPORTED BY THE SAME SUPPORT STRUCTURE AND CORRESPONDING POWER GENERATION ASSEMBLY

NºPublicación: FR3041389A1 24/03/2017

Solicitante:
NENUPHAR [FR]

Resumen de: WO2017046331A1

The invention relates to a method for controlling at least one pair of vertical-axis wind turbines (4A, 4B) supported by the same support structure (6), in particular a floating support structure (6), the two wind turbines (4A, 4B) of a pair having rotors (8A, 8B) contrarotating with respect to one another, the control method comprising acquiring the angular position of the rotor (8A) of at least one of the two wind turbines (4A, 4B) of a pair and controlling at least one of the two wind turbines (4A, 4B) of the pair as a function of the acquired angular position in order to maintain a set angular offset of the rotors (8A,8B) with respect to one another.



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METHOD FOR INSTALLING AN ELONGATE ELEMENT FORMING A WIND TURBINE, IN PARTICULAR A WIND-TURBINE TOWER

NºPublicación: FR3041323A1 24/03/2017

Solicitante:
REEL [FR]

Resumen de: FR3041323A1

L'invention concerne un procédé pour la pose d'au moins un élément allongé constitutif d'une éolienne, en particulier un mât d'éolienne (E1). Ce procédé de pose comprend au moins une opération de manœuvre en translation verticale dudit au moins un élément allongé (E1) qui est effectuée au moyen d'un dispositif de manœuvre (5) adapté au serrage et à l'avancement contrôlés dudit élément allongé (E1). Ce dispositif de manœuvre (5) comprend au moins un châssis annulaire (6) qui porte plusieurs caissons de guidage (7) agencés autour d'un axe de passage (P'), lesquels caissons de guidage (7) comprennent chacun une chaîne de guidage comportant un brin frontal pour prendre appui sur ladite surface périphérique cylindrique (E11) dudit élément allongé (E1). Cette au moins une opération de manœuvre en translation verticale est obtenue par un cheminement synchrone, et dans un même sens, desdits brins frontaux.



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VERTICAL-AXIS WIND TURBINE ROTOR AND VERTICAL-AXIS WIND TURBINE COMPRISING SUCH A ROTOR

NºPublicación: FR3041387A1 24/03/2017

Solicitante:
NENUPHAR [FR]

Resumen de: WO2017046328A1

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 pair of arms (16) comprising a lower arm and an upper arm extending radially from the hub (12) to the blade (14) whilst diverging from one another, the blades (14) extending between a lower horizontal plane (PHI) and an upper horizontal plane (PHS), wherein the hub (12) and the centre of gravity (G) of the rotor (4) are offset to the same side with respect to a median horizontal plane (PHM) located equidistant between the lower horizontal plane and the upper horizontal plane, along the axis of rotation (A).



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OPTICAL CONDITION MONITORING SYSTEM FOR A WIND TURBINE GENERATOR AND METHODS OF USE THEREOF

NºPublicación: WO2017048903A1 23/03/2017

Solicitante:
MICATU INC [US]

Resumen de: WO2017048903A1

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 light source. The optical sensors are configured to generate one or more product light beams from the emitted light beam. A detector is positioned to receive the product light beams generated from the optical sensors and is configured to measure intensity values of the product light beams for the optical sensors. A computing device is coupled to the detector and includes a processor and a memory coupled to the processor. The processor executes programmed instructions stored in the memory to determine, based on the intensity values for the product light beams for the optical sensors, at least a displacement value, a current value, and a voltage value for the wind turbine.



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DOOR STRUCTURE FOR A TUBULAR TOWER STRUCTURE

NºPublicación: WO2017045867A1 23/03/2017

Solicitante:
SIAG IND GMBH [DE]

Resumen de: WO2017045867A1

The invention relates to a door structure for a tubular tower structure, in particular for a tubular tower structure formed from segments having circular ring-shaped cross-sections, wherein, in the circumferential direction between two first segments, a free space is left in a second segment which is laterally delimited by a first segment, and there is a door panel, wherein the door panel is designed as an axial circular ring segment section which is arranged to be pivoting and can be detachably connected to the first circular ring segments and the door segment, sealing the opening. The invention further relates to a tubular tower structure having said door structure.



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ROTARY ELECTRIC MACHINE AND WIND POWER GENERATION SYSTEM

NºPublicación: WO2017047249A1 23/03/2017

Solicitante:
HITACHI LTD [JP]

Resumen de: WO2017047249A1

Provided are a rotary electric machine and a wind power generation device with which the cooling performance and electrical characteristics can be improved. The rotary electric machine is characterized in that a rotor 6 is equipped with multiple rotor packets 14 arranged in the rotational axis direction, multiple permanent magnets 5 arranged in the rotor packets 14, and arranged with one pole in each of multiple permanent magnet insertion holes 4, first nonmagnetic parts 4b connected on the inner-diameter side of the permanent magnets 5 with respect to the permanent magnet insertion holes 4, and duct pieces 15a and 15b arranged between adjacent rotor packets 14 in the rotational axis direction, wherein the duct pieces are arranged extending farther to the inner-diameter side than a position on the inner-diameter side of the first nonmagnetic parts 4b, and/or are arranged extending farther to the outer-diameter side than a position on the outer-diameter side of the first nonmagnetic parts 4b.



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WIND TURBINE WITH A GEAR UNIT AND AN INSTALLATION METHOD AND AN UPGRADING METHOD THEREOF

NºPublicación: WO2017045688A1 23/03/2017

Solicitante:
ENVISION ENERGY (DENMARK) APS [DK]

Resumen de: WO2017045688A1

The present invention relates to a wind turbine with a nacelle comprising a gearbox unit and methods of installation and upgrading such a gearbox unit. The nacelle comprises a mainframe structure having a first and a second opening, wherein the gearbox unit is lifted into position relative to the mainframe structure through the second opening. Two separate torque arms are positioned on opposite sides of the gearbox unit, wherein a first arm of the torque arm extends into a third opening in the mainframe structure. A set of damper elements is arranged in the third opening and connected to the first arm. At least a second arm of the torque arm is axially mounted to the gearbox unit. The present configuration saves space inside the nacelle and provides a simplified dismounting and mounting process.



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Avian detection systems and methods

NºPublicación: AU2015305303A1 23/03/2017

Solicitante:
BOULDER IMAGING INC

Resumen de: AU2015305303A1

Provided herein are detection systems and related for detecting moving objects in an airspace surrounding the detection system. In an aspect, the moving object is a flying animal and the detection system comprises a first imager and a second imager that determines position of the moving object and for moving objects within a user selected distance from the system the system determines whether the moving object is a flying animal, such as a bird or bat. The systems and methods are compatible with wind turbines to identify avian(s) of interest in airspace around wind turbines and, if necessary, take action to minimize avian strike by a wind turbine blade.



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APPARATUSES, SYSTEMS, AND METHODS FOR EXTRACTION AND/OR STORAGE OF ENERGY FROM MOVING FLUIDS

NºPublicación: AU2017201471A1 23/03/2017

Solicitante:
BROWN LAWRENCE
BROWN GREGORY

Resumen de: WO2013154739A1

This disclosure includes various embodiments of apparatuses for encapsulating and stopping a flowing mass of fluid (e.g., liquid such as water, or gas such as air) to extract the kinetic energy from the mass, and for exhausting the mass once stopped (spent mass, from which kinetic energy has been extracted). This disclosure also includes various embodiments of systems comprising a plurality of the present apparatuses coupled together and/or one or more of the present apparatuses in combination with one or more flow resistance modifiers (FRMs). This disclosure also includes various embodiments of methods of extracting kinetic energy from a flowing mass of fluid (e.g., liquid such as water, or gas such as air) by stopping the mass, and for exhausting the mass once stopped (spent mass, from which kinetic energy has been extracted). This disclosure also includes embodiments of mechanical energy-storage or accumulation devices.



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Method and Apparatus for Permanent Magnet Attachment in an Electromechanical Machine

NºPublicación: US2017085144A1 23/03/2017

Solicitante:
WEG ELECTRIC CORP [US]

Resumen de: US2017085144A1

An apparatus and method for the installation and removal of permanent magnets in a permanent magnet electromechanical machine, for example a wind turbine power unit generator. A magnet holder is mounted on a magnet carrying structure such as a rotor. Permanent magnets may be inserted into and removed from the magnet holder after the electromechanical machine is assembled. The magnet holders define passages for airflow between the inside top and magnet surface. In this manner, permanent magnets may be installed on the magnet carrying structure and provided with additional cooling via said passages. Further, the holders may be configured to secure the magnets by an interference fit, without using bolts or adhesives, to facilitate both assembly and removal for maintenance and repair.



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GEARBOX COMPONENT AND LUBRICANT CONDITION MONITORING SYSTEM

NºPublicación: US2017082188A1 23/03/2017

Solicitante:
CATERPILLAR INC [US]

Resumen de: US2017082188A1

A monitoring system for a gearbox having at least one rotational component having a design lifetime and at least one design parameter is disclosed. The monitoring system may include a first sensor configured to generate a first signal indicative of a speed associated with the at least one rotational component, a second sensor configured to generate a second signal indicative of a torque associated with the rotational component, and a controller electronically connected to the first and second sensors. The controller may be configured to determine a remaining lifetime of the at least one rotational component based on the design lifetime, the at least one design parameter, and the first and second signals over a period of operating time, and generate a maintenance signal based on the remaining lifetime.



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POWER GENERATION DEVICE AND SHAFT COUPLING DEVICE USED THEREIN

NºPublicación: US2017082155A1 23/03/2017

Solicitante:
JTEKT CORP [JP]

Resumen de: US2017082155A1

A power generation device includes: a one-way clutch which is provided between an output shaft of a speed increaser and a drive shaft of a power generator, and which restricts relative rotation of the output shaft and the drive shaft in one direction and permits relative rotation thereof in another direction; and a plurality of elastic coupling members which are provided between the output shaft and the drive shaft, which are spaced in an axial direction, and which absorb misalignment between the output shaft and the drive shaft. The one-way clutch is disposed in a position axially outside an area between the plurality of elastic coupling members.



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THERMOPLASTIC AIRFLOW MODIFYING ELEMENTS FOR WIND TURBINE ROTOR BLADES

NºPublicación: US2017082088A1 23/03/2017

Solicitante:
GEN ELECTRIC [US]

Resumen de: US2017082088A1

The present disclosure is directed to thermoplastic airflow modifying elements for a rotor blade for a wind turbine and methods of assembling same. The rotor blade may be constructed from at least one of a thermoset material or a thermoplastic material. Further, the rotor blade includes a blade shell defining an outer surface. Moreover, the rotor blade includes one or more layers of thermoplastic material infused to the outer surface of the blade shell so as to define one or more attachment locations. In addition, the rotor blade includes at least one airflow modifying element constructed, at least in part, from a thermoplastic material. Thus, the airflow modifying element(s) is welded to one of the attachment locations on the outer surface of the blade shell.



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Wind turbine

NºPublicación: US2017082091A1 23/03/2017

Solicitante:
S\u00C4RNER GUSTAF [SE]

Resumen de: US2017082091A1

The invention relates to a wind turbine (1) for converting kinetic energy from wind into electrical power, wherein said wind turbine (1) comprises: a rotary part (2, 3, 7) adapted to rotate around an axis of rotation (9) comprising at least one blade (2, 3) for catching the wind, a supporting structure (4, 10, 20) for supporting said rotary part (2, 3, 7) and for fastening said wind turbine (1), said rotary part (2, 3, 7) being rotably connected to said supporting structure (4) so as to allow rotation of the rotary part (2, 3, 7) with low friction to the supporting structure (4). The wind turbine is characterized in that at least one field coil (10, 20) is attached to or integrated into said supporting structure (4), said at least one field coil (10, 20) being adapted to be fed with a direct current (If) so as to create at least one magnetic field (B) with a field direction perpendicular to said axis of rotation (9), said rotary part (2, 3, 7) comprises at least one conduction wire or winding (7) that is attached to or integrated into said rotary part (2, 3, 7), said conduction wire or winding (7) passing said at least one magnetic field (B) to induce electric current (Ii) in said conduction wire or winding, said supporting structure (4) further comprising a rotary electrical connection (6), being adapted to connect said at least one rotating conduction wire or winding (7) of the rotary part (2, 3, 7) to an electrical outlet (8) of said supporting structure.



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SYSTEM FOR INSTALLING A CABLE IN A TOWER OF A WIND TURBINE AND METHOD THEREFOR

NºPublicación: US2017082090A1 23/03/2017

Solicitante:
GEN ELECTRIC [US]

Resumen de: US2017082090A1

A method for operating a turbine having a rotor including a hub and at least one blade rotatably arranged around its longitudinal axis at the hub, an induction generator having a stator and rotor coupled to the turbine shaft, a pitch drive system having an actuator, a control system, and a measuring device. The method includes: measuring the operational value of a component of the pitch drive system and adjusting the angle to the target pitch angle, wherein the wind turbine is operated according to at least two operational modes. During a first mode, a first target pitch angle is determined at least according to a power curve of the wind turbine or measured wind speed. During a second mode, a second target pitch angle is determined by adding a pitch offset to the first target pitch and is activated when the measured operational value exceeds a predefined activation threshold.



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WIND TURBINE SYSTEMS AND AIR CHANNELS IN VEHICLES FOR ENHANCING ENERGY GENERATION, COOLING, AND AERODYNAMICS

NºPublicación: US2017082092A1 23/03/2017

Solicitante:
TOYOTA MOTOR ENG & MFG NORTH AMERICA INC [US]

Resumen de: US2017082092A1

Air channels and wind turbines systems are provided for cooling vehicle parts and storing electrical energy in a vehicle battery. The vehicle may have a battery, a braking system, an air duct with wind turbines and a generator. The air duct has an inlet portion for receiving an airflow, a body portion having wind turbines, and an outlet portion for directing the airflow to the braking system. A generator converts kinetic energy of the wind turbines to electrical energy stored in the battery. The wind turbines can be positioned in an air duct extending from a front bumper to an area proximal to one or more wheels to enhance vehicle aerodynamics. Alternatively, the wind turbines can be positioned in openings between grill shutters to generate energy and cool a radiator. Alternatively, the wind turbines can be positioned proximal to powertrain or drivetrain components for cooling and generating electrical energy.



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METHOD FOR MANUFACTURING BLADE COMPONENTS USING PRE-CURED LAMINATE MATERIALS

NºPublicación: US2017082087A1 23/03/2017

Solicitante:
GEN ELECTRIC [US]

Resumen de: US2017082087A1

The present disclosure is directed to a method for manufacturing a blade component for a rotor blade of a wind turbine. The method includes arranging a fiber material in a mold of the blade component. The method also includes placing at least one pre-cured laminate material atop the fiber material. Another step includes infusing the fiber material and the pre-cured laminate material together via a resin material so as to form the blade component. The method also includes allowing the blade component to cure, the pre-cured laminate material forming at least a portion of an outer surface of the blade component.



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Cycloaliphatic carbonates as reactive diluents in epoxy resins

NºPublicación: US2017081465A1 23/03/2017

Solicitante:
HUNTSMAN PETROCHEMICAL LLC [US]

Resumen de: US2017081465A1

Embodiments of the present invention disclose a method for limiting peak exotherm temperatures in epoxy systems comprising the step of: combining an amine hardener, an epoxy and a diluent to form an epoxy system, wherein the diluent is selected from the group consisting of: ethylene carbonate, propylene carbonate, butylene carbonate, delta-valerolactam, delta-valerolactone, gamma valerolactone, butyrolactam, beta butyrolactone, gamma butyrolactone, and combinations thereof.



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CIRCUMFERENTIAL SEGMENT OF A CONCRETE RING FOR FORMING A SUPPORT MAST

NºPublicación: WO2017046624A1 23/03/2017

Solicitante:
SOLETANCHE FREYSSINET [FR]

Resumen de: WO2017046624A1

Circumferential segment of a concrete ring for forming a support mast A circumferential segment of a concrete ring for forming a mast comprising a plurality of superimposed concrete rings (6), said segment (8, 10) comprising a circumferential end (81, 101) destined to cooperate with a circumferential end (81, 101) of complementary shape belonging to another segment (8, 10) of said concrete ring (6) to form a circumferential joint of said concrete ring, said circumferential end comprising at least one first reception port (16) for receiving a first shear pin (18) configured to take up at least shear efforts applied to said circumferential joint. Corresponding concrete ring, support mast and manufacturing method.



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MULTI-STAGE PLANETARY GEAR MECHANISM FOR A WIND TURBINE, COMPRISING A SPECIAL LUBRICANT GUIDE

NºPublicación: DE102015217906A1 23/03/2017

Solicitante:
ZAHNRADFABRIK FRIEDRICHSHAFEN [DE]

Resumen de: WO2017045883A1

The invention relates to a multi-stage planetary gear mechanism for a wind turbine, comprising a first planetary gear stage (2) which is housed on the input side of a common gear housing (1), with at least one second planetary gear stage (3) connected downstream thereof by means of a plug-in toothing (13) of a sun gear shaft (10) of said first planetary gear stage (2). Proceeding from an oil supply channel (19) designed to be locationally-fixed in said gear housing (1), - a first oil guide channel (20) supplied thereby is provided to supply oil to the planetary gear bearings (7a) of the first planetary gear stage (2), - a second oil guide channel (21) supplied thereby is provided to supply oil to the planetary gear bearings (15a) of the second planetary gear stage (3), and - a third oil guide channel (22) supplied thereby is provided to supply oil to the plug-in toothing (13), wherein in order to supply oil to the plug-in toothing (13), said third oil guide channel (22) branches off in the radial direction from the second oil guide channel (21) which at least partially extends through the planetary carrier (14) of the second planetary gear stage (3) in the axial direction and is longer with respect thereto, so as to open into the distal end region of the plug-in toothing (13).



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METHOD FOR CONTROLLING AT LEAST ONE PAIR OF VERTICAL-AXIS WIND TURBINES SUPPORTED BY THE SAME SUPPORT STRUCTURE AND CORRESPONDING POWER GENERATION ASSEMBLY

NºPublicación: WO2017046331A1 23/03/2017

Solicitante:
NENUPHAR [FR]

Resumen de: WO2017046331A1

The invention relates to a method for controlling at least one pair of vertical-axis wind turbines (4A, 4B) supported by the same support structure (6), in particular a floating support structure (6), the two wind turbines (4A, 4B) of a pair having rotors (8A, 8B) contrarotating with respect to one another, the control method comprising acquiring the angular position of the rotor (8A) of at least one of the two wind turbines (4A, 4B) of a pair and controlling at least one of the two wind turbines (4A, 4B) of the pair as a function of the acquired angular position in order to maintain a set angular offset of the rotors (8A,8B) with respect to one another.



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VERTICAL-AXIS WIND TURBINE AND METHODS FOR ASSEMBLY AND DISASSEMBLY

NºPublicación: WO2017046330A1 23/03/2017

Solicitante:
NENUPHAR [FR]

Resumen de: WO2017046330A1

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) via an assembly for guiding in rotation (18) supported by the rotor mounting (40), a converter assembly (20) for converting the rotation of the rotor into electricity, the converter assembly being supported by the wind-turbine rotor (40) or by a rotary part of the assembly for guiding in rotation (18) by being arranged under the rotor mounting (40), and a torque take-up device (47) suitable for blocking the rotation of the stator of the generator (41) relative to the mounting of the rotor (40).



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VERTICAL-AXIS WIND TURBINE ROTOR AND VERTICAL-AXIS WIND TURBINE COMPRISING SUCH A ROTOR

NºPublicación: WO2017046328A1 23/03/2017

Solicitante:
NENUPHAR [FR]

Resumen de: WO2017046328A1

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 pair of arms (16) comprising a lower arm and an upper arm extending radially from the hub (12) to the blade (14) whilst diverging from one another, the blades (14) extending between a lower horizontal plane (PHI) and an upper horizontal plane (PHS), wherein the hub (12) and the centre of gravity (G) of the rotor (4) are offset to the same side with respect to a median horizontal plane (PHM) located equidistant between the lower horizontal plane and the upper horizontal plane, along the axis of rotation (A).



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TOWER FOR A WIND TURBINE

NºPublicación: WO2017045993A1 23/03/2017

Solicitante:
THYSSENKRUPP STEEL EUROPE AG [DE]
THYSSENKRUPP AG [DE]

Resumen de: WO2017045993A1

The invention relates inter alia to a tower for a wind turbine, with an upper tower portion (2) and a lower tower portion (4, 4'), wherein the upper tower portion (2) comprises a tubular tower (6), wherein the lower tower portion (4, 4') comprises a lattice tower (8, 8'). The object of allowing improved ergonomics and work safety and making it possible to obtain a structural design with optimized forces is achieved by the lower tower portion (4, 4') comprising a central tube (10, 10') arranged centrally within the lattice tower (8, 8'), and by the central tube (10,') having a smaller diameter, at least in certain portions, than at least part of the tubular tower of the upper tower portion.



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BOLTED JOINT OF AN OFFSHORE STRUCTURE

Nº publicación: WO2017045947A1 23/03/2017

Solicitante:
INNOGY SE [DE]

Resumen de: WO2017045947A1

The invention refers to a bolted joint of an offshore structure comprising first and second connecting elements, the first connecting element forming part of an offshore tower or an offshore platform and the second connecting element forming part of a foundation structure, the first connecting element comprising a first flange (8) and the second connecting element comprising a second flange (9), the first and second flanges (8, 9) comprising through holes (10), the first and second flanges 8, 9 abutting each other with the through holes (10) in alignment and being secured to each other by means of fastening elements extending into the through holes (10), one of the first and second connecting elements comprising an outer peripheral skirt (15) covering a butt joint (16) between the first and second flanges (8,9) and defining an outer annular space (18) surrounding the butt joint (16), the annular space (18) sealed against the ingress of water by a sealing element. One of the first and second connecting elements comprises a peripheral collar, the skirt (15) and the collar confining the annular space (18), the sealing element being a compressible sealing element sandwiched between the skirt (14) and the collar (15).


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