Solicitudes de Patente publicadas en los últimos 15 días / Patent Applications published in the last 15 days
Nº publicación: DE102015206668A1 20/10/2016
WOBBEN PROPERTIES GMBH [DE]
Die Erfindung betrifft eine Vorrichtung zum Führen von Spannseilen in einem Turm (22) einer Windenergieanlage. Die Vorrichtung umfasst wenigstens einen Führungssattel (2) zum Anordnen in dem Turm (22) zwischen einer Turmwand (24) und wenigstens einem der Spannseile, so dass das wenigstens eine Spannseil an dem Führungssattel (2) anliegt und dadurch an der Turmwand (24) geführt wird, und eine Sattelaufnahme (4) zum Befestigen des Führungssattels (2) an der Turmwand (24), wobei der Führungssattel (2) in seiner Position in Umfangsrichtung (20) des Turms (22) entlang der Sattelaufnahme (4) veränderbar ist, um an die Position des wenigstens einen Spannseils angepasst zu werden.
Nº publicación: DE102015105979A1 20/10/2016
MANKIEWICZ GEBR & CO GMBH & CO KG [DE]
Die vorliegende Erfindung betrifft verbesserte Beschichtungsstoffe auf der Basis von RMA-Systemen, welche mit Hilfe einer klassischen Michael-Addition vernetzen. Die Beschichtungsstoffe umfassen dabei zumindest 15 bis 70 Gew.-% ein oder mehrere CH-acide Verbindungen A, 4 bis 40 Gew.-% ein oder mehrere vinyloge Carbonylverbindungen B, 1,5 bis 15 Gew.-% ein oder mehrere latent-basische Katalysatoren C, bis zu 10 Gew.-% ein oder mehrere Lichtschutzmittel, bis zu 20 Gew.-% ein oder mehrere Offenzeit-Verlängerer, bis zu 20 Gew.-% ein oder mehrere Topfzeit-Verlängerer, bis zu 70 Gew.-% ein oder mehrere anorganische und/oder organische Pigmente und bis zu 25 Gew.-% ein oder mehrere Mattierungsmittel, bezogen jeweils auf die Gesamtmenge des Beschichtungsstoffs. Die Erfindung betrifft auch die daraus herstellbaren Beschichtungen, insbesondere Mattglanz-Decklacke, sowie beschichtete Bauteile, insbesondere Bauteile für Windkraftanlagen wie beispielsweise Flügel oder Rotorblätter.
Nº publicación: EP3080451A1 19/10/2016
THOMAS PIERRE ARMAND [FR]
CHARLES CHRISTIAN [FR]
The energy storage facility (10) comprises a mechanical energy supply device (12), a reservoir (32) for storage of a pressurized fluid, a pump (16) that can be actuated by the mechanical energy supply device (12), an energy generator (36) capable of converting the energy of the pressurized fluid into electrical energy, said energy generator (36) being capable of being connected to an electrical network to supply said electrical network with electrical energy, and a fluid circulation circuit (28) both connecting the pump (16) to the storage reservoir (32), in such a way as to inject the fluid into said reservoir when said pump is activated, and connecting the storage reservoir (32) to the energy generator (36). The circulation circuit (28) comprises at least one valve arranged between the storage reservoir (32) and the energy generator (36), said valve being moveable between an open position allowing supply of the electrical energy generator (36) with pressurized fluid and a closed position, prohibiting the supply of the electrical energy generator (36) with pressurized fluid.
Nº publicación: EP3080887A1 19/10/2016
VESTAS WIND SYS AS [DK]
In various embodiments of the present disclosure, there is provided a method for increasing the reactive power capability of a wind power plant, in controlling a wind power plant. According to an embodiment, the method includes receiving a reactive power requirement from an electrical grid. The method further includes determining an active power generated by the wind power plant. According to an embodiment, the method includes checking if the reactive power requirement is satisfied by the wind power plant based on the active power generated by the wind power plant. The method further includes controlling the wind power plant to curtail the active power generated by the wind power plant by a curtailment amount when the reactive power requirement is not satisfied, and in response to a grid event.A corresponding wind power plant is further provided.
Nº publicación: EP3080888A1 19/10/2016
VESTAS WIND SYS AS [DK]
In various embodiments of the present disclosure, there is provided a method for controlling a reactive current injection in a wind power plant during a grid fault. According to an embodiment, the method includes measuring an amount of reactive current to be provided by the wind power plant to the grid during the grid fault. The method further includes determining a difference between a given required reactive current contribution from the wind power plant and the amount of reactive current to be provided by the wind power plant to the grid during the grid fault. According to an embodiment, the method includes controlling a plurality of wind turbine generators in the wind power plant to generate additional reactive current according to a reactive current reference generated based on the difference. A corresponding wind power plant is further provided.
Nº publicación: EP3081809A1 19/10/2016
MENDIETA ECHEVARR\u00CDA FEDERICO [ES]
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 meteorological conditions. The wind turbine is formed by a structure including a base (3, 5), a plurality of support arms (10, 13), a lifting assembly (6, 7, 8) and a transmission shaft (17) acting on generator elements (29) disposed on the base. The structure supports a rotor (1) and its corresponding blades (2) which are connected by powered shafts (20) that fold and unfold the blades (2) on the rotor (1). When the electric motor (6) winds the tensioning element (8) that is joined to two pairs of lower arms (10), said arms rotate on the base at the intermediate point and, by their movement, raise the upper arms (13) and the transmission shaft (17). The structure is secured with braces (21, 24) that act on the upper and lower part of the corresponding arms (10, 13), providing secure folding and unfolding.
Nº publicación: EP3080445A1 19/10/2016
VESTAS WIND SYS AS [DK]
The invention presents a method for operating a horizontal axis wind turbine (1), the wind turbine comprising a tower (2) and a rotor (5) with at least one rotor blade (51), the rotor being connected to the tower, and being adapted to drive a generator (6) connected to a utility grid (8), wherein a pitch angle (A) of each rotor blade is adjustable, the method comprising detecting (905, 911), when the wind turbine is in an idling power producing situation in relation to the utility grid, a tower oscillation, and controlling (907, 913, 914, 915), when the wind turbine is in the idling power producing situation, the pitch angle of the at least one rotor blade so as to produce aerodynamic forces counteracting the detected tower oscillation.
Nº publicación: EP3080447A1 19/10/2016
VESTAS WIND SYS AS [DK]
A rotor-blade discharge unit enabling electric charges to be discharged from a rotor blade of a wind turbine, the rotor blade discharge unit comprising at least one current transfer arrangement, the current transfer arrangement comprising: a roller device, an electrically conductive slideway, and a spark gap, wherein the roller device is biased towards the conductive slideway and is movable relative to the conductive slideway, the roller device comprising: at least one contact wheel, having a rolling surface and the contact wheel is arranged to roll on the conductive slideway and is biased towards the conductive slideway, wherein the rolling surface is arranged to deform against the conductive slideway under the bias acting on the roller device, wherein the contact wheel and the conductive slideway form a first current path to discharge the electric charges and wherein the spark gap forms a second current path upon occurrence of a spark bridging the spark gap, wherein the second current path is connected in parallel to said first current path.
Nº publicación: EP3080448A1 19/10/2016
VESTAS WIND SYS AS [DK]
The invention presents a wind turbine with a rotor connected to a generator provided at the top of a tower (4), the wind turbine comprising a heat generating component (901, 902) and a cooling circuit for removing heat from the heat generating component, the cooling circuit comprising a heat exchanger (10) mounted to the tower, a first conduit (11) for conducting a cooling medium from the heat generating component to the heat exchanger, and a second conduit (12) for conducting the cooling medium from the heat exchanger to the heat generating component, characterised in that the heat exchanger (10) is mounted to the tower (4) such that it can be displaced vertically along the tower, and that the first conduit (11) and the second conduit (12) each present a flexible portion (11', 12') or a disconnection arrangement (16).
Nº publicación: EP3080446A1 19/10/2016
VESTAS WIND SYS AS [DK]
The present invention refers to a method for operating a wind turbine, the wind turbine particularly comprising a tower and a rotor with rotor blades. The pitch angles of the rotor blades are adjusted to generate a force on the rotor and the tower. The force is adjusted to counteract and damp an oscillation. The adjustment is enabled by an activation decision unit, if the activation decision unit decides that certain parameters characterising the oscillation or loads of the tower indicate a requirement and/or if the activation decision unit determines that the generated force is sufficient to counteract an oscillation of the tower. In various embodiments the parameters characterising the oscillation or loads of the tower comprise current oscillations and their amplitude, an estimate of loads incurred in the turbine structure, an estimate whether damping in the near future might become necessary, an indication whether a different oscillation damping algorithm than individual blade pitch control is currently performing, and an indication whether a wind speed is above a certain portion of a rated wind speed.
Nº publicación: EP3080402A1 19/10/2016
UNIV RUTGERS [US]
An airfoil blade assembly including a blade which includes a lift generating section with a first profiled body defined between a pressure surface and a suction surface. The first profiled body extends from a first leading edge to a first trailing edge with a first chord extending form the first leading edge to the first trailing edge and being perpendicular to the radial direction. At least one flow deflector extends along either the pressure surface or the suction surface within the lift generating section of the blade. The at least one flow deflector defines a second profiled body extending between a second leading edge and a second trailing edge with a second chord extending between the second leading edge and the second trailing edge. The second profiled body defines an outer surface facing away from respective pressure surface or suction surface along which the flow deflector extends.
Nº publicación: EP3080444A1 19/10/2016
GEN ELECTRIC [US]
A system and method for reducing oscillation loads of a wind turbine induced by high turbulence and/or combined with other environmental conditions are provided. The method includes determining at least one wind parameter at the wind turbine; monitoring an operating condition of the wind turbine; determining, by a processor, a variance of at least one of the monitored operating condition or a plurality of the wind parameters, wherein the variance is indicative of an oscillation occurring at one or more wind turbine components; determining, by a processor, an operating set point based on the variance; and, operating the wind turbine based on the operating set point when the variance indicates that the oscillation has a frequency within a certain frequency band so as to modify the frequency, wherein the modified frequency is outside of the frequency band and reduces oscillation loads occurring at the one or more wind turbine components.
Nº publicación: EP3081807A1 19/10/2016
VESTAS WIND SYS AS [DK]
The invention includes a tool for moving a drive train component in a nacelle of a horizontal axis wind turbine, the nacelle comprising a nacelle structure (55, 56), the component being connected, in operation of the wind turbine, to a rotor(51)of the wind turbine, the tool comprising -at least one carrier (403, 405, 4041) adapted to be connected to the component, to carry the weight of the component, and to be supported by the nacelle structure, and -at least one drive unit (407) adapted to be connected to the nacelle structure and to the carrier, so as to provide a force between the nacelle structure and the carrier, so as to drive the carrier with the component in a direction parallel to the rotational axis of the rotor.
Nº publicación: EP3081808A1 19/10/2016
ENEL GREEN POWER S P A [IT]
A wind turbine (1) is disclosed, for converting wind energy into electric energy, comprising: - a shuttle (2) comprising a head portion (11) and a tail portion (12); - a primary wind rotor (3) pivotable with respect to the shuttle (2) around a primary rotational axis (Al) and comprising a primary group of blades (4), a fastening hub (5) for said blades (4) projecting from the head portion (11) of the shuttle (2) and a shaft adapted for being rotatably moved by the primary wind rotor (3); - at least one primary electric generator comprising at least one primary electric stator integral with the shuttle (2) and a primary electric rotor integral with said shaft or operatively connected to it, the primary electric generator adapted to convert wind energy intercepted by said primary group of blades (4) into electric energy. The wind turbine (1) also comprises a secondary wind rotor (15) pivotably hinged to the tail portion (12) and comprising a secondary group of blades (25) pivotable around a secondary rotation axis (A2) perpendicular to the primary rotational axis (A1).
Nº publicación: FR3034818A1 14/10/2016
DERRIEN GERARD JEAN RENE GEORGES [FR]
DANJON LUC HENRI GUY [FR]
L'invention concerne un dispositif aérodynamique à énergie renouvelable permettant de fournir de l'énergie électrique par rendement optimisé en supprimant les frottements et en accélérant le flux d'air. Ce dispositif est : • Equipé d'un rotor composé d'au moins huit pales équipé d'aimants exerçant un effort répulsif garantissant une rotation sans frottement autour d'un stator composé d'un bulbe central dont le profil permet d'accélérer le flux d'air et d'un carter équipé d'un générateur électrique capable de produire de l'électricité, • Monté sur un ensemble rotulé permettant de se présenter le moment opportun face au vent le plus favorable grâce à son bulbe équipé en partie arrière de panneaux orienteurs, • Principalement destiné à être utilisé en milieu relativement agressif (côtier, maritime, salin) pour fournir de l'électricité à usage d'éclairage public, privé et de recharge de batteries.
Nº publicación: FR3034816A1 14/10/2016
CHIU LIN-TU [TW]
Ce dispositif de concentration d'énergie comprend un vérin pneumatique (10) qui permet un contact avec de l'eau de mer en mouvements, de façon à ce qu'un dispositif (14) formant flotteur entraîne une tige de piston (132) à effectuer un mouvement de piston vers le haut et vers le bas, afin d'obtenir un effet de mise sous pression de l'air situé à l'intérieur le vérin pneumatique (10). De cette façon, il est obtenu une d'augmentation du niveau de pression de l'air par une mise en pression en plusieurs étapes, et une accumulation d'air stocké dans un dispositif de stockage d'air à haute pression, à des fins de production d'énergie électrique avec l'air sous pression et de fourniture d'énergie pneumatique requise par d'autres applications, telles que des automobiles, des motocyclettes, des autobus et des usines, ainsi que pour la fourniture d'énergie pneumatique à des dispositifs ménagers, tels que des appareils ménagers et des portes à fonctionnement pneumatique.
Nº publicación: FR3034813A1 14/10/2016
IFP ENERGIES NOW [FR]
L'invention concerne un système et un procédé de stockage et de récupération d'énergie par gaz comprimé, du type AACAES. Le système et le procédé selon l'invention mettent en œuvre un chauffage Q à volume constant du gaz comprimé stocké, ce qui permet d'augmenter la pression du gaz comprimé stocké.
Nº publicación: WO2016162350A1 13/10/2016
WOBBEN PROPERTIES GMBH [DE]
The invention relates to a rotor blade (20, 108, 200) of a wind turbine (100), comprising an inner segment (25, 250), in which the rotor blade (20, 108, 200) is fastened to a rotor hub, and an outer segment (24, 240), which is connected to the rotor blade (20, 108, 200) and has a rotor blade tip (21). The rotor blade (20, 108, 200) in the inner segment (25, 250) has, at least partially, a flatback profile (26, 66, 46, 460) having a truncated rear edge (23, 63, 630), and at least one control unit (33, 53, 54, 79, 81) for controlling the trailing flow at the rotor blade (20, 108, 200) is provided on the flatback profile (26, 66, 46, 460).
Nº publicación: US2016296885A1 13/10/2016
COTES AS [DE]
NORDRE RINGGADE 70C [DK]
The present invention concerns a method and an arrangement for dehumidifying and desalting interior air in off-shore installations. A simplified arrangement is presented wherein exterior intake air containing water rich in supersaturated and wet salt particles is pretreated with dry and salt free pretreatment air before entering a dehumidifying and de-salting unit from which the intake air exits as desalted and dehumidified exit air. A part of this desalted and dehumidified exit air is then redirected to the intake air flow path to serve as pretreatment air thereby simplifying construction and enhancing the lifetime of the dehumidifying and desalting unit.
Nº publicación: WO2016162762A1 13/10/2016
TE MUER [CN]
The invention relates to the field of advertising and wind power generation, in particular to a pneumatic device which is of a sail-type rail-type structure. The pneumatic device has functions of an outdoor advertising board and wind power generation. The pneumatic device mainly comprises a driving body portion, a control portion and a transmission portion structurally, and specifically comprises parts like blade surfaces, rotating shafts, bearings, one-way gears, bases, angle locks, one-way guide teeth, synchronous rods, synchronous gears, brackets, rails, chains, concave wheels and supporting columns. Appearance of the pneumatic device can be adjusted according to specific environment conditions, so that the pneumatic device is suitable for many complex environments, can be round, triangular, rectangular, polygonal and irregularly-shaped, can realize internal or external nesting and is wide in application range.
Nº publicación: JP3207002U 13/10/2016
Nº publicación: WO2016163204A1 13/10/2016
NEMOTO YUTAKA [JP]
The purpose of the present invention is to avoid risk, provide a place for assistance which can be relied upon during manmade or natural disasters, and effectively prevent crime and illicit dumping of garbage on darkened nighttime streets, etc. By disposing on a support column a means for receiving a signal wave which is emitted from a portable transmitter, operating a siren, a rotating red light, or a streetlight, and issuing a notification to the vicinity of an emergency, it is safe for women or children to walk on roads at night, and illicit dumping of garbage on roads at night may also be prevented. Through the remarkable progress of IT, multi-function devices can be achieved at low cost such that a technology which emits signal waves from portable transmitters and controls streetlight devices can be achieved at low cost and have widespread use. Accordingly, upon receiving an alert signal with this disaster/crime prevention light system, a preinstalled siren, rotating red light, or streetlight operates and issues a notification to the vicinity of an emergency.
Nº publicación: WO2016161928A1 13/10/2016
WUXI KECHUANG INTELLECTUAL PROPERTY SERVICE CO LTD [CN]
The invention relates to a float unit and a combined water platform. The float unit comprises a float body, a bearing body and a ballasting device; the ballasting device comprises a balancing weight and a water inlet-drain device; the water inlet-drain device comprises a pump and a float unit water inlet-drain connector, the float unit is subsided or lifted by injecting or ejecting an approximate amount of water; when the float body suspends underwater, at least one part of the bearing body exposes and is kept on the water; the float unit is provided with a generating device, the water platform formed by the float unit is formed by the connection of a plurality of float units. The float unit is lower in manufacturing cost, high in intensity, and convenient to install and construct in a large area; the float body suspends below the sea surface and can be slightly affected by stormy waves, and a wavy generating device can restrain the rocking function of sea waves, and has a capacity of resisting against severe sea conditions. According to the float unit and the combined water platform provided by the invention, the marine energy in large area can be acquired, the generating cost can be reduced, and the comprehensive generating efficiency can be improved, therefore a feasible solution can be provided for the development and use of ocean energy resources in a large-scale and commercial way.
Nº publicación: WO2016161929A1 13/10/2016
WUXI KECHUANG INTELLECTUAL PROPERTY SERVICE CO LTD [CN]
The invention relates to a self-adapted wind collection type overwater wind power station. The self-adapted wind collection type overwater wind power station comprises a wind collection device and a wind power generator set, wherein the wind collection device is provided with a wind collection opening and a wind outlet; the wind outlet is formed towards the wind power generator set; the wind collection device and the wind power generator set are arranged on a floating body; the floating body is floated on the water and is rotationally connected with a mooring body through a connection piece; when the wind direction is changed, the wind collection device and the wind power generator set rotate around the mooring body along the floating body on the water surface, so that the wind collection opening is automatically adjusted to a direction facing incoming wind; the size of the wind collection area can be adjusted; the floating body is composed of a plurality of floating body units; each floating body unit comprises a body of the floating body and a supporting column; the body of the floating body is suspended under the water. The self-adapted wind collection type overwater wind power station can be automatically adapted and integrates wave energy and solar power generation devices along the change of a wind direction, so that the comprehensive economic benefits are improved. The self-adapted wind collection type overwater wind power station has high strength; the body of the flo
Nº publicación: WO2016161931A1 13/10/2016
CHEN JIAYU [CN]
The invention relates to a soft floating body unit, a pipeline pole based on the floating body unit, a generating station and an air charging model. The floating body unit comprises a floating body and a supporting body, wherein the floating body is manufactured from soft airtight material; the floating body floats in water after being inflated; when the floating body is covered with water and suspended below water surface, at least part of the supporting body exposes and is kept above the water surface; the supporting body of the floating body unit pipeline pole is arranged to be a rigid supporting rod; a connector for mounting and connecting a pipeline is arranged at the upper end of the supporting rod; the floating body is fixed to the water bottom through an anchor chain or a cable; the floating generating station, the supporting column of the floating body unit or a floating body platform are provided with generating devices; the floating body unit air charging model and the supporting body are manufactured into air tightness structures through soft materials; after air charging, the air charging model with special shape can be formed. The floating body unit is high in strength, light in weight, small in cost, convenient for mass manufacturing and implementation, and provides a feasible solution for commercial development and utilization of ocean energy resources and resources.