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Resultados 229 resultados LastUpdate Última actualización 21/01/2022 [14:16:00] pdf PDF xls XLS

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



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METHOD, SYSTEM AND STORAGE MEDIUM FOR SUPPRESSING SUB/SUPER-SYNCHRONOUS OSCILLATION FOR DIRECT-DRIVE WIND TURBINE BASED ON ENERGY COMPENSATION

NºPublicación: US2022021211A1 20/01/2022

Solicitante:

UNIV NORTH CHINA ELECTRIC POWER [CN]

CN_111769573_A

Resumen de: US2022021211A1

The disclosure relates to a method, system and storage medium for suppressing sub/super-synchronous oscillation for direct-drive wind turbine based on energy compensation. The method comprises: real-time collecting the bus voltage and the node injection current, obtaining the transient energy of direct-drive wind turbine; collecting the dynamic angle of PLL when the variation rate of the transient energy is positive, calculating the compensation energy and the increments of fundamental-frequency voltage of several supplementary energy branches based on the bus voltage and the node injection current and the dynamic angle of PLL; with the compensation energy of supplementary branches reaching the maximum and the increment of fundamental-frequency voltage being the minimum as the objective, and with the frequency-domain characteristic and fundamental-frequency voltage characteristic of control links being satisfied as the constraints, determining the compensation coefficients of supplementary energy branches, and then enabling the supplementary energy branches.

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Vorrichtung zum Erkennen eines Eisansatzes an Rotorblättern einer Windenergieanlage und Verfahren zum Anlernen einer derartigen Vorrichtung

NºPublicación: DE102020118646A1 20/01/2022

Solicitante:

WEIDMUELLER MONITORING SYSTEMS GMBH [DE]

Resumen de: DE102020118646A1

Die Erfindung betrifft ein Verfahren zum Anlernen einer Vorrichtung (6) zum Erkennen eines Eisansatzes an mindestens einem Rotorblatt (41) einer Windenergieanlage (1) mit den folgenden Schritten:- Bestimmen von Betriebs- und Umgebungsbedingungen im Betrieb der Windenergieanlage (1);- Ermitteln einer bei den bestimmten Betriebs- und Umgebungsbedingungen zu erwartenden elektrischen Leistung der Windenergieanlage (1);- Messen einer tatsächlich von der der Windenergieanlage (1) erzeugten elektrischen Leistung;- Vergleichen der zu erwartenden elektrischen Leistung der Windenergieanlage (1) mit der von ihr tatsächlich erzeugten elektrischen Leistung;- Abhängig von einem Ergebnis des Vergleichs ermitteln, ob das mindestens eine Rotorblatt (41) mit hoher Wahrscheinlichkeit eisfrei ist; und- Erfassen von Schwingungen des mindestens einen Rotorblatts (41), Ableiten charakteristischer Eigenschaften der Schwingungen und Abspeichern der charakteristischen Eigenschaften als Referenz für die Vorrichtung (6) zum Erkennen eines Eisansatzes, falls in dem Vergleich ermittelt wurde, das das mindestens eine Rotorblatt (41) mit hoher Wahrscheinlichkeit eisfrei ist.Die Erfindung betrifft weiterhin eine Vorrichtung zum Erkennen eines Eisansatzes an mindestens einem Rotorblatt (41) einer Windenergieanlage (1), die zur Durchführung eines derartigen Verfahrens eingerichtet ist.

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WIND TURBINE BLADE FLOW REGULATION

NºPublicación: US2022018329A1 20/01/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

CN_113167245_A

Resumen de: US2022018329A1

A wind turbine including:at least a rotor blade including an aerodynamic device for influencing the airflow flowing from the leading edge section of the rotor blade to the trailing edge section of the rotor blade, wherein the aerodynamic device is mounted at a surface of the rotor blade,an actuator of the aerodynamic device for actuating the aerodynamic device at least between a first protruded configuration and a second retracted configuration,a pressure supply system for operating the actuator by means of a pressurized fluid,an acoustic receiver for measuring an acoustic signal in the pressure supply system, anda diagnostic unit connected to the acoustic receiver and configured for deriving an operative status of the aerodynamic device based on the acoustic signal, is provided.

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IMPROVEMENTS RELATING TO STRAY CURRENT DETECTION IN WIND TURBINE GENERATORS

NºPublicación: US2022018337A1 20/01/2022

Solicitante:

VESTAS WIND SYS AS [DK]

CN_113227574_A

Resumen de: US2022018337A1

An electrical power generating assembly (20) for a wind turbine (1). The electrical power generating assembly comprises a gearbox (22) comprising a gearbox output shaft, a generator (24) comprising a rotor (32) that is coupled to the gearbox output shaft; and a current measuring module (40) located between the gearbox (22) and the generator (24). The current measuring module (40) comprises: an electrical pickup (42) mounted to the electrical power generating assembly (20), wherein the electrical pickup (42) includes an electrical contact (44) that engages with a slip ring (48) associated with the rotor (32). The current measuring module further comprises: a first current measuring device (50) mounted with respect to the electrical pickup (42) to detect current flowing at least through the electrical pickup; and a second current measuring device (52) mounted with respect to the electrical pickup (42) to detect current flowing through at least a component associated with the gearbox output shaft.

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COOLING OF ELECTRICAL MACHINES

NºPublicación: US2022021275A1 20/01/2022

Solicitante:

GENERAL ELECTRIC RENOVABLES ESPANA SL [ES]

Resumen de: US2022021275A1

An electrical machine (50) comprising a rotor (70), a stator (60), a stator cooling system (80) including stator cooling channels (66) conducting cooling fluid to active parts of the stator (60), and a rotor cooling system (90) for cooling active parts of the rotor (70) is provided. The rotor cooling system (90) is configured to provide a rotor cooling gas flow, and the rotor cooling gas flow is cooled by the stator cooling channels (66). Methods for cooling electrical machines (50) are also provided, as well as wind turbines comprising generators with cooling systems.

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Magnetically Isolated Phase Interior Permanent Magnet Electrical Rotating Machine

NºPublicación: US2022021251A1 20/01/2022

Solicitante:

QM POWER INC [US]

US_2020280222_A1

Resumen de: US2022021251A1

A rotor for a machine has a plurality of rotor segments, each rotor segment forming at least one rotor pole and having a plurality of permanent magnets interior to the rotor and at least one saturatable bridge section for each permanent magnet in the rotor segment, each saturatable bridge section comprising a protrusion between air regions separating a north pole and a south pole of the permanent magnet to cause a portion of magnetic flux from the permanent magnet to traverse the saturatable bridge and cause a majority of the permanent magnet flux through an air gap of a rotor-stator interface between the rotor and a stator of the machine and through a stator pole.

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MOBILE SHOP PROVIDED WITH NATURAL ENERGY POWER GENERATION DEVICE

NºPublicación: US2022017295A1 20/01/2022

Solicitante:

NTN TOYO BEARING CO LTD [JP]

CN_113677859_A

Resumen de: US2022017295A1

Provided is a mobile shop (1) including: a transportable shop body (3) including a top wall (11), a bottom wall (13), and a surrounding wall (15); and at least one power generation device attached to the shop body (3), the at least one power generation device being one or more of a wind power generation device (5), a solar power generation device (7), and a hydraulic power generation device. The mobile shop (1) may include all of the wind power generation device (5), the solar power generation device (7), and the hydraulic power generation device. The shop body (3) may be a freight container.

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WIND TURBINE BLADE FLOW REGULATION

NºPublicación: US2022018336A1 20/01/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

CN_113227571_A

Resumen de: US2022018336A1

Provided is a method for detecting the operative status of an aerodynamic device for influencing the airflow which flows from the leading edge of a rotor blade for a wind turbine to the trailing edge of the rotor blade, the aerodynamic device being movable by an actuator between a first protruded configuration and a second retracted configuration. The method includes the steps of measuring a temporal course of an operational value of the wind turbine, comparing the measured temporal course of the operational value with a desired temporal course of an operational value, and deriving an operative status of the aerodynamic device.

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METHOD FOR OPERATING A WIND TURBINE, WIND TURBINE, AND COMPUTER PROGRAM PRODUCT

NºPublicación: US2022018331A1 20/01/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY SERVICE GMBH [DE]

CN_113423949_A

Resumen de: US2022018331A1

The invention relates to a method for operating a wind turbine, to a wind turbine designed to carry out the method, and to a computer program product. The method for operating a wind turbine comprising a rotor with rotor blades that can be angularly adjusted via a turbine controller, in which a state variable that reflects the current thrust of the rotor is detected, has the following steps: a) ascertaining a short-term average value of the state variable; b) ascertaining the difference between the short-term average value of the state variable and the detected current state variable; c) ascertaining a first target blade angle correction value from the ascertained difference; and d) taking into consideration the target blade angle correction value while adjusting the blade angle by means of the turbine controller.

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COOLER

NºPublicación: US2022018612A1 20/01/2022

Solicitante:

HYDAC COOLING GMBH [DE]

BR_112021008037_A2

Resumen de: US2022018612A1

A cooler, having individual cooling elements (1) of stacked construction having ducts (25) extending in parallel to one another, each of which delimits a flow chamber (29) for the throughflow of a liquid medium to be cooled, between which at least two layers (3, 5) of individual rows of meandering fins (34) extend, which for the throughflow of air jointly delimit a further flow chamber (26, 28) each, is characterized in that the respective one flow chamber (29), free of obstacles, permits a laminar flow of the liquid medium through the assignable duct (25) in one throughflow direction, in that the height (H1) of each fin (34), viewed transversely to the direction of throughflow of the liquid medium, has at least the same height as the free throughflow cross section of the flow chamber (29) of the adjacently arranged duct (25), viewed in parallel to the extension of the respective fin (34), and in that in every layer (3, 5), a plurality of rows (36) of several fins (34) are arranged in succession, which each viewed in the direction of throughflow of the duct (25) are offset from each other.

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ARTIFICIAL SNOW-MAKING FACILITY

NºPublicación: US2022018583A1 20/01/2022

Solicitante:

TECHNOALPIN FRANCE [FR]

Resumen de: US2022018583A1

The present invention relates to an artificial snow-making facility (1) comprising—a snow-making device (2),—a fluidic water pipe (3) for supplying water to said snow-making device (2),—potentially, a fluidic air pipe (4) for supplying air to said snow-making device (2),—control means (5) for managing the operation of said snow-making device (2),—a power supply for supplying electricity to said control means (5).According to the invention, said power supply comprises a power generator (6) arranged on one of said fluidic pipes (4),said power generator (6) comprising a turbine (61) adapted to be driven by the fluid of said fluidic pipe (4).

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TP-FREE MONOPILE AND METHOD FOR FORMING THE SAME

NºPublicación: US2022018079A1 20/01/2022

Solicitante:

SIF HOLDING N V [NL]

KR_20210093234_A

Resumen de: US2022018079A1

Offshore structure comprising a pile of a foundation and at least one offshore element, mounted on the pile, forming a slip joint, wherein between an inner surface of the offshore element and an outer surface of the pile:a coating, especially an anti-fouling coating is provided, increasing friction between the said two surfaces and/or preventing corrosion of one or both of said surfaces and/orat least two spaced apart areas are provided with a substance, forming a seal between the said outer surface and the said inner surface, near an upper end of the pile and the off shore element and between a lower end of the off shore element and the pile.

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VARIABLE OUTPUT, HYDRAULIC DRIVE SYSTEM

NºPublicación: US2022018366A1 20/01/2022

Solicitante:

KLINE ROBERT D [US]

WO_2020123726_PA

Resumen de: US2022018366A1

A radial hydraulic wind turbine pump system incorporates: 1) a concentric, multi-lobed cam that produces multiple strokes per revolution; 2) a piston profile that maximizes the number of large-diameter pistons arranged radially around the centerline axis; 3) a flexible piston base 50 with internal oil flow; 4) hydraulically connected cylinders which counter displacement issues raised in item 2 above; 5) variable stroke capability leading to infinitely variable output the ability to disengage unneeded cylinders from the cam; 6) integral reservoir and accumulator capacity; 7) compact, external pressure and return manifolds; 8) axially-oriented pressure and return manifolds 60, 70, and 9) a hydraulic reservoir and pressure tank integrated into the body of the pump.

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WIND TURBINE CONTROL METHOD AND SYSTEM

NºPublicación: US2022018334A1 20/01/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

CN_113167229_A

Resumen de: US2022018334A1

A method of controlling a wind turbine including a plurality of rotor blades, a first controller for controlling an adaptive flow regulating system having a plurality of individually controllable adaptive flow regulating devices arranged on the rotor blades, and a second controller for controlling a pitch regulating system for regulating a pitch angle of each rotor blade. The method includes (a) determining a diagnostic value indicative of an operational efficiency of the adaptive flow regulating system, (b) determining a first gain value for the first controller and a second gain value for the second controller based on the diagnostic value, (c) applying the first gain value to control signals for the adaptive flow regulating system generated by the first controller, and (d) applying the second gain value to control signals for the pitch regulating system generated by the second controller, is provided.

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A GENERATOR-GEARBOX ASSEMBLY FOR A WIND TURBINE

NºPublicación: US2022018335A1 20/01/2022

Solicitante:

VESTAS WIND SYS AS [DK]

CN_113195888_A

Resumen de: US2022018335A1

A generator-gearbox assembly for a wind turbine A generator-gearbox assembly (200) for a wind turbine (100) comprising a generator (240) having a generator rotor (245); a gearbox (220) comprising an output shaft (230); and a connection assembly (300). The connection assembly (300) comprises a hub abutment surface (310), provided at an end (235) of the output shaft (230) and a plurality of shaft bolt holes (315); a hub (320) associated with the generator rotor (245) and comprising a body (325) and a first connecting portion (340) having a shaft abutment surface (345) facing towards the hub abutment surface (310) and at least one elongated slot (360) extending through the first connecting portion (340). The number of elongated slots (360) is less than or equal to the number of shaft bolt holes (315). A plurality of fasteners fixedly connect the hub (320) to the hub abutment surface (310), each fastener extending through a respective elongated slot (360) and a shaft bolt hole (315). Beneficially, the arrangement of the hub component with elongated slots to accommodate fixing fasteners reduces the likelihood of having to manoeuvre a cumbersome drive shaft or generator rotor into an exact position for attachment to each other. Since the slots are elongated, when the drive shaft is arranged to abut the first flange during assembly it is more likely that the shaft bolt holes of the hub abutment surface align with the elongated slots of the first flange, and so it is more likely that

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METHOD OF OPERATING AT LEAST ONE WIND TURBINE, AND DEVICE THEREFOR

NºPublicación: US2022018333A1 20/01/2022

Solicitante:

WOBBEN PROPERTIES GMBH [DE]

DE_102018131188_PA

Resumen de: US2022018333A1

A method of operating at least one wind turbine including: receiving a first signal which is indicative of a level of a remuneration for electrical energy, which is fed currently and/or in the future into a grid to which the wind turbine is connected, producing a control signal dependent on the first signal, and controlling the wind turbine with the control signal for generating power of the wind turbine, that is dependent on the control signal. A wind turbine and a central control for carrying out such a method and a system comprising a central control and a plurality of wind turbines.

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ROTOR BLADE OF A WIND TURBINE, COMPRISING AN INSULATOR LAYER AND A PROTECTIVE LAYER

NºPublicación: US2022018328A1 20/01/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY SERVICE GMBH [DE]

CN_113039361_A

Resumen de: US2022018328A1

The invention relates to a rotor blade of a wind turbine, comprising at least one girder (2), at least one protective layer (4) which is arranged on the at least one girder (2) on the rotor blade outer side, wherein the at least one protective layer (4) is designed to be electrically conductive and connected to a lightning conductor (16), wherein at least one electrically insulating insulator layer (3) which is arranged between the at least one protective layer (4) and the at least one girder (2).

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MANUFACTURING OF SEGMENTED WIND TURBINE BLADE

NºPublicación: US2022018327A1 20/01/2022

Solicitante:

BLADE DYNAMICS LTD [GB]
LM WIND POWER AS [DK]

BR_112021008244_A2

Resumen de: US2022018327A1

The present invention relates to a method of manufacturing a wind turbine blade comprising the steps of manufacturing a pressure shell halves and arranging a spar structure (62) within one of the shell halves. The spar structure (62) comprises two parts releasably coupled to each other. The method results in a segmented wind turbine blade for easy transportation and re-assembly.

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OFFSHORE WIND POWER PLANT DESIGNED TO REDUCE FATIGUE LOAD OF WIND TURBINE

NºPublicación: US2022018330A1 20/01/2022

Solicitante:

KOREA INSTITUTE OF OCEAN SCIENCE TECH [KR]

EP_3862557_A1

Resumen de: US2022018330A1

An offshore wind power plant designed to reduce a fatigue load of a wind turbine according to an exemplary embodiment of the present invention includes an offshore structure, a plurality of wind turbines which is installed above the offshore structure to be spaced apart from each other with a predetermined distance and is supplied with a power through wind to produce electrical energy; and a turbine controller which controls at least one of a pitch movement and a yaw movement for the plurality of wind turbines.

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METALLIZED CARBON NANOTUBE ELEMENTS FOR ELECTROTHERMAL ICE PROTECTION

NºPublicación: US2022022286A1 20/01/2022

Solicitante:

GOODRICH CORP [US]

Resumen de: US2022022286A1

An ice protection system may include a blade and an electrothermal heater including a carbon nanotube (CNT) element and a metal element. The CNT element may be a CNT fabric or a CNT yarn. The metal element may be coupled to the CNT element via a metallization process, or the like. The electrothermal heater element may include an electric sheet resistivity between 0.01 and 0.5 ohms/square.

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NATURFREUNDLICHE WINDKRAFTANLAGE

NºPublicación: DE102021004529A1 20/01/2022

Solicitante:

ZAY BRUNO [DE]

Resumen de: DE102021004529A1

Die heutigen Windanlagen, Sind Riesig, Sind Gesundheitsschädlich, Verursachen Vogelsterblichkeit, und Sind Natur Schädlich durch die NICHT RECYLIGBARE Rotorblätter.Die Naturfreundliche Windkraftanlage. Ist nicht Gesundheitsschädlich und vermeidet das Vogelsterblichkeit. Diese Windanlage baut das Maschinenhaus 22, untererdlisch. Der Wind wird durch den Trichter 1 und das Rohrsystem 2, 3, 4, 5, 6, 7 und 8 in das untererdlisch Maschinenhaus 22 geführt. Der Wind bringt ein Aluminium Windrad 15, auf 1.500 U/min. Die Windrad 15, treibt ein Generator 16 an, der Strom produziert. Wen diese Drehzahl nicht erreicht wird, schalten wir zwischen Windrad 15 und Generator 16, eine Getriebe 17 ein.Auf die Drehvorrichtung 10, wird eine Registrierung von Windrichtung und Windgeschwindigkeit Messgerät 12 montiert, der die Windnachführungs-Einrichtung 13 steuert, der die Trichter 1 immer in Windrichtung ausrichtet.Zwischen die Leitungen 4 und 5, ist eine Dichtung 9 eingebaut.Die Drehvorrichtung 10, bewegt sich auf Rollen 11, auf die Führungsplatte 14. Die Führungsplatte 14, wird von einen Gerüst 23 aus Aluminium Rohre unterstützt. Das Gerüst 23 wird in eine Fundament 24 verankert.Das Gewicht der Leitung 5 wird in das Gerüst 23, mit Konstant Hänger aufgefangen. Der Bogen 6 und Rohr 7 wird mit Unterstützung 18 unterstützt. Der Trichter 1 wird mit einen Gitterrost 21 versehen, als Vogelschutz. Über der Windrad 15 wird ein Gitter 19, als Luftaustritt montiert, der mit einen Dach 20

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Verfahren zum Herstellen einer Windenergieanlage, Windenergieanlage sowie Torsionsaufnahme

NºPublicación: DE102020118713A1 20/01/2022

Solicitante:

KELEMEN ALEXANDER [DE]
KELEMEN THERESA [DE]

Resumen de: DE102020118713A1

Die Erfindung betrifft ein Verfahren zum Herstellen einer Windenergieanlage (2) durch Nachrüsten eines bestehenden und auf einem Boden (B) errichteten Unterturms (4) für eine Windenergieanlage, mit den Schritten:a) Bereitstellen des Unterturms (4), der einen Adapter zum Verbinden mit einem Oberturm (6) zum Ausbilden einer Windenergieanlage (2) aufweist,b) Aufsetzen eines Oberturms (6), insbesondere eines Stahlrohrturms, auf den Unterturm (4),c) Verbinden des Oberturms (6) mit dem Unterturm (4), undd) Verbinden von Stabilisierungselementen (8), die zum Aufnehmen zumindest eines Teils der beim Betrieb der Windenergieanlage (2) auftretenden Einwirkungen eingerichtet sind, mit dem Oberturm (6) und zumindest einem Fundament (10) in und/oder auf dem Boden (B).

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DEVICE FOR CONTROLLING HUMIDITY IN WIND TURBINES

NºPublicación: US2022018332A1 20/01/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

CN_113167228_A

Resumen de: US2022018332A1

A wind turbine including:a pressure supply system for operating the actuator of at least an aerodynamic device by means of a pressurized gas, wherein the pressure supply system includes:a pressure generator for pressurizing the pressurized gas,a pressure supply line connecting the pressure generator and the pneumatic actuator for providing the pressurized gas to the pneumatic actuator, the pressure supply line including a pressure reservoir,a return line connecting the pressure generator and the pneumatic actuator for returning the pressurized gas to the pressure generator, the return line including a return reservoir having a negative relative pressure, is provided.

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ARTIFICIAL SNOW-MAKING FACILITY

NºPublicación: EP3940318A1 19/01/2022

Solicitante:

TECHNOALPIN FRANCE [FR]

Resumen de: US2022018583A1

The present invention relates to an artificial snow-making facility (1) comprising—a snow-making device (2),—a fluidic water pipe (3) for supplying water to said snow-making device (2),—potentially, a fluidic air pipe (4) for supplying air to said snow-making device (2),—control means (5) for managing the operation of said snow-making device (2),—a power supply for supplying electricity to said control means (5).According to the invention, said power supply comprises a power generator (6) arranged on one of said fluidic pipes (4),said power generator (6) comprising a turbine (61) adapted to be driven by the fluid of said fluidic pipe (4).

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WIND ENERGY INSTALLATION AND A METHOD OF OPERATING A WIND ENERGY INSTALLATION

Nº publicación: EP3940227A1 19/01/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY SERVICE GMBH [DE]

US_2022003209_A1

Resumen de: US2022003208A1

A method of operating a wind energy installation wherein a rotor has a first rotor blade which can be angularly adjusted, a first adjustment drive for adjusting the rotor blade, and a safety control system. In a normal mode of operation, the first adjustment drive is supplied with energy from a source and is controlled by a first pitch control system. In a failure mode of operation, the supply of energy to the first adjustment drive is switched from the source to an energy storage device and the safety control system monitors a position and/or movement of the first rotor blade. The first rotor blade is adjusted by the first adjustment drive in a direction of a predetermined stopping position, while the safety control system, as a function of the monitored position and/or movement, enables or effects a deactivation of a first power supply shut-off device. In the failure mode of operation, the safety control system, as a function of the monitored position and/or movement, closes a first pitch brake and activates a first blocking mode in which the supply of energy to the first adjustment drive from the energy storage device and/or an opening of the first pitch brake is prevented.

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