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MONITORING ROTATIONAL SPEED OF A ROTOR OF A WIND TURBINE

Resumen de: WO2025176459A1

A method of operating a wind turbine (1) that comprises a wind turbine rotor (10) is provided. The wind turbine (1) comprises at least a first sensing device (12) configured to obtain a rotational speed of the wind turbine rotor (10) and a second sensing device (13) configured to obtain a rotational speed of the wind turbine rotor (10). The wind turbine (1) is operable in a first operating mode in which a rotational speed of the wind turbine rotor (10) is within a first speed range and is operable in a second operating mode in which the rotational speed of the wind turbine rotor (10) is within a second speed range. The second sensing device (13) has a noise level in the second speed range that is lower than a noise level of the first sensing device (12) in the second speed range. The wind turbine (1) is configured to operate a safety function that uses the rotational speed of the wind turbine rotor (10) as an input. The method comprises operating the wind turbine (1) in the first operating mode and providing a speed signal of the first sensing device (12) as an input to the safety function and operating the wind turbine (1) in the second operating mode and providing a speed signal of the second sensing device (13) as an input to the safety function.

METHOD FOR CONTROLLING A WIND POWER PLANT, COMPUTER PROGRAM PRODUCT AND WIND POWER PLANT

Resumen de: WO2025176452A1

A method for controlling a wind power plant (1), the wind power plant (1) comprising one or more generator devices (14) and a grid-forming component (5) electrically connected to an output terminal (17) of the one or more generator devices (14), the wind power plant (1) including an electrical grid and/or being electrically connected to an electrical grid (4), and the method comprising: a) determining (S4) a frequency deviation (ΔF) of a current frequency (FC) of the respective electrical grid (4) from a nominal frequency (FN), c) controlling (S7) the power flow in the wind power plant (1) and grid-forming component (5) based on the determined frequency deviation (ΔF) and a droop characteristic (27, 28) of the grid-forming component (5) relating on a current power output (PGC) of the one or more generator devices (14). Thus, frequency regulation of the grid can be improved.

Method for providing wind data

Resumen de: US2025270979A1

The present disclosure is directed to method for providing wind data at a prediction location includes providing training data sets for a plurality of installation locations for wind turbines, wherein the training data sets are obtained from public databases, preparing the training data sets for machine learning by transforming the training data sets into features, training a prediction model for predicting at least one statistical wind condition at the location based on the features, obtaining a target location, in particular from a Customer Relationship Management (CRM) system, predicting the at least one statistical wind condition at the target location using the trained prediction model, and providing wind data including the predicted at least one statistical wind condition to the CRM system.

WIND TURBINE WITH TWO SETS OF BLADES AND AEROGENERATOR

Resumen de: US2025270978A1

The wind turbine comprises a rotor which rotates with respect to a stator about a rotation axis. The rotor comprises at least one narrow blade and at least one wide blade fixed with respect to one another, and the lateral extension of the wide blade is at least 1.5 times that of the narrow blade.

A VORTEX GENERATOR FOR A WIND TURBINE ROTOR BLADE

Resumen de: US2025270977A1

A vortex generator for a wind turbine rotor blade includes a base plate having a lower surface configured for being mounted to an outer surface of the wind turbine rotor blade, an upper surface opposite the lower surface, a front edge, a rear edge and a longitudinal axis, wherein the rear edge of the base plate includes a perpendicular section arranged perpendicular to the longitudinal axis, and at least one plate-shaped fin with a first longitudinal section arranged at the upper surface of the base plate, a second longitudinal section which extends beyond the rear edge and has a lower edge which is not connected to the base plate. The first longitudinal section includes a rear part arranged rearwards of the perpendicular section and the base plate includes a first stiffening section arranged rearwards of the perpendicular section and forming a transition to the rear part.

Hybrid Renewable Energy System

Resumen de: US2025270980A1

A power generation apparatus having wind turbine blades connected to a center hub, the surfaces of the wind turbine blades having solar panels affixed thereto. A turbine drive shaft is connected to the center hub, and the turbine drive shaft and center hub are configured to rotate about the longitudinal of the turbine drive shaft as the wind turbine blades are turned by the wind. A hollow slip ring is mounted to the turbine drive shaft, and solar power cables transmit power from the solar panels to the hollow slip ring. The hollow slip ring transmits power from the solar power cables to a solar power transmission cable which extends to a solar panel power inverter. The apparatus also includes an electricity generator with a generator drive shaft coupled to the turbine drive shaft so that turning of the turbine drive shaft drives the generator drive shaft to generate electricity.

FLOATING WIND POWER GENERATION PLATFORM AND FLOATING WIND POWER GENERATION SYSTEM

Resumen de: US2025269940A1

The present application discloses a floating wind power generation platform and a floating wind power generation system. The floating wind power generation platform includes a plurality of hulls and at least one transverse connection structure; where the plurality of hulls are spaced apart along a horizontal direction, two ends of each transverse connection structure are connected to two adjacent hulls respectively, a support frame extends upwards from the top of each hull, adjacent support frames are symmetrically provided in directions away from their respective centers of gravity, and the support frame has an installation position for installation of a wind turbine.

ELECTRIC VERTICAL TAKE-OFF AND LANDING (EVTOL) AIRCRAFT SYSTEMS AND METHODS FOR REDUCING MOTION SICKNESS

Resumen de: US2025269955A1

An electric vertical take-off and landing (eVTOL) aircraft can enhance energy efficiency, safety, and operational range. A deployable wing structure can provide aerodynamic lift during horizontal flight, reducing reliance on energy-intensive propellers. Integrated flexible solar panels capture solar energy, contributing additional power and optimizing energy management. The wing system also includes an emergency descent mode, doubling as a glide-assist device for controlled landings during critical failures. The system offers modular configurations for various missions, ensuring adaptability and improved flight performance. The eVTOL can be implemented with systems and methods for mitigating motion sickness. The systems integrate tactile feedback systems into wearable devices and environmental components. Sensors detect motion and environmental changes, and a computing device can generate corresponding tactile feedback signals. Tactile actuators embedded in the devices or components provide non-visual motion cues, such as pressure, vibration, and haptic feedback, to resolve sensory mismatches between the vestibular and proprioceptive systems.

MASS AUGMENTATION OF A TENSION-LEG PLATFORM

Resumen de: US2025269938A1

Tension-leg platforms for supporting wind turbines are augmented with surge plates. The surge plates increase the amount of water that is displaced when a tension-leg platform is accelerated horizontally, which reduces wave induced accelerations. The surge plates are mounted to the deepest parts of the submerged structure of each platform to minimize wave loading.

Power generation control method and device for wind power generation unit

Resumen de: US2025274065A1

A power generation control method and a device for a wind power generation unit are provided. The method includes: acquiring operation data generated during the operation of a wind power generation unit; acquiring data of influence factors of a wind power generator group; determining a component of an electric power generation power regulation component of the wind power generator group; determining the data of the influencing factor and the feature data of the wind power generator unit, the electric power generation power of the wind power generator unit when each piece of operation data of the wind power generator unit is independently adjusted; determining an adjustment and control method for each piece of operation data according to the magnitude of the electric power supply; and controlling an operation method of a wind power generator group according to the adjustment and control method.

STRAND ORIENTATION IN A GENERATOR

Resumen de: US2025274005A1

A generator defines an axial direction, a radial direction, and a tangential direction, the generator includes a field and an armature disposed within and spaced apart from the field. The armature includes an armature winding that includes one or more armature coil sides, each armature coil side in the one or more armature coil sides houses one or more turns. Each turn in the one or more turns includes a plurality of strands. Each strand in the plurality of strands being oriented with a radial aspect such that each strand of the plurality of strands is shortest in a tangential direction of the generator. It should be understood that the generator may further include any of the additional features described herein.

ENERGY STORAGE SYSTEM COMPRISING SERIES-PARALLEL SWITCHING CIRCUIT

Resumen de: AU2025213697A1

A battery system and method may be shown and described. Two or more batteries may be connected in an identical configuration to an output device. The batteries may be controlled by a control unit or logic chip which may be configured to operate in two phases. In the first phase, the two or more batteries may be connected in series. In the second phase, the two or more batteries may be connected in parallel. Switches may be connected to the positive and negative terminals of the batteries to switch the configuration from series to parallel, and vice-versa. A control unit may switch between the two phases at any desirable frequency to produce a desired output voltage and amperage. The switching speed between the two phases may be any number of rotations per second. A battery system and method may be shown and described. Two or more batteries may be connected in an identical configuration to an output device. The batteries may be controlled by a control unit or logic chip which may be configured to operate in two phases. In the first phase, the two or more batteries may be connected in series. In the second phase, the two or more batteries may be connected in parallel. Switches may be connected to the positive and negative terminals of the batteries to switch the configuration from series to parallel, and vice-versa. A control unit may switch between the two phases at any desirable frequency to produce a desired output voltage and amperage. The switching speed between the two ph

1000kN 1000kN wind tensioner

Resumen de: KR20250128557A

본 발명은 1000kN급 풍력 텐셔너에 관한 것으로서, 풍력 발전기용 대상물에 결합된 볼트를 조이는데 사용되며, 케이싱, 로드 피스톤, 풀러, 그리고, 너트 소켓을 포함하며, 최대 하중은 1,000kN 이상이며, 볼트 사이즈는 M42×p4.5이다.

High-efficiency bladeless power generation device using Janssen linkage and pantograph

Resumen de: KR20250128681A

발전 장치가 제공된다. 상기 발전 장치는 바람에 의해 유발된 마스트의 진동을 회전 운동으로 변환시키는 변환부; 상기 회전 운동을 이용하여 발전하는 발전부;를 포함할 수 있다.

Denester wheel for denesting stacked items in a dispenser unit, a method of reversing denesting of an item from a stack of items in a dispenser unit, and a dispenser unit

Resumen de: DK202470048A1

Denester wheel for denesting stacked items in a dispenser unit, the denester wheel comprising a number of interconnectable modular parts of which a main body comprising a cylindrical portion extending coaxially with a rotation axis between a top side a bottom side and a protruding portion protruding outwards from the cylindrical portion in a direction substantially perpendicular to the rotation axis and having a wedge shape and a first end with a thickness adapted to enter between two stacked items; and an item collector connectable to the main body such that in the assembled state of the denester wheel the item collector at least partially encircles the cylindrical portion of the main body, where the item collector comprises a collector surface facing the bottom surface of the protruding portion, and where the collector surface inclines from a substantially level bottom portion through an inclined portion to a top portion, where at the end of the top potion the item collector is adjacent to the second end of the protruding portion of the main body such that a continues guiding surface is created from the top surface of the protruding portion down to an end of the bottom portion of the collector surface.

改良された内的適応型の可変発電器およびモータ

Resumen de: WO2024044092A1

A dynamoelectric machine including an inner cylindrical stator, an outer cylindrical stator, and a cylindrical rotor positioned radially between the inner cylindrical stator and the outer cylindrical stator, the cylindrical rotor being rotatable with respect to the inner and outer cylindrical stators. The cylindrical rotor includes at least one rotating conductor which includes a mixture of an electrically conducting material and a ferromagnetic material. The inner and outer cylindrical stators include at least one of (i) gradient magnetic field strength areas that vary in flux density longitudinally down along an axial direction of the dynamoelectric machine, (ii) different radial diameters of overlapping rotor and stator portions provided at different axial positions of the dynamoelectric machine, and (iii) electromagnets which are structured to be selectively energized based on a changing variable.

電気発電機用の温度推定モデルおよび方法

Resumen de: US2025265385A1

A method of temperature estimation of an electrical generator including plural generator components is provided including a rotor, and a stator having teeth and windings, the method including: using a thermal model for the generator including plural elementary thermal modeling elements partially connected to each other in a network for modeling heat conduction, wherein at least one elementary thermal modeling element includes: a first and a second error compensation thermal resistance (R_m1, R_m2) connected in series between a star point and a heat providing and/or absorbing system; the method including: estimating plural values of temperature for the plural elementary modeling elements by feeding plural values of the operational parameters into the thermal model and modeling heat transfers between and within the plural generator components or portions according to connectivities and thermal resistances within the network and within the elementary thermal modeling elements.

風車翼補修装置、及び、風車翼補修方法

Resumen de: JP2025125598A

【課題】風車翼の表面に生じた損傷部の補修作業を自動的に実施する。【解決手段】本願は、風車翼の表面にある損傷部を補修するための風車翼補修装置に関し、本体と、補修部とを備える。本体は、風車翼の表面に対して固定である。補修部は、損傷部に対して補修部材を取り付けることにより補修処理を実施する。【選択図】図３

AGRICULTURAL FAN BLADE

Resumen de: WO2025178957A1

A fan blade tip for an agricultural fan blade includes a suction surface, a base portion, a transition portion, and a dihedral portion. The base portion includes a first chord length between a first leading edge and a first trailing edge. The transition portion includes a bend towards the suction surface. A hub end of the dihedral portion is connected to the transition portion and extends away from the base portion at a first angle. The dihedral portion has the first chord length between a third leading edge and a third trailing edge at the hub end of the dihedral portion and has a second chord length between the third leading edge and the third trailing edge at a tip end opposite the hub end. The second chord length is smaller than the first chord length.

WIND TURBINE AND AEROGENERATOR

Resumen de: WO2025179174A1

The wind turbine comprises a rotor which rotates with respect to a stator about a rotation axis. The rotor comprises at least one blade with a cavity, and a particulate filter fixed into the cavity.

MASS AUGMENTATION OF A TENSION-LEG PLATFORM

Resumen de: WO2025178634A1

Tension-leg platforms for supporting wind turbines are augmented with surge plates. The surge plates increase the amount of water that is displaced when a tension-leg platform is accelerated horizontally, which reduces wave induced accelerations. The surge plates are mounted to the deepest parts of the submerged structure of each platform to minimize wave loading.

METHOD FOR ASSEMBLING BLADES AND COUNTERWEIGHTS

Resumen de: WO2025176918A1

The present invention relates to a method for assembling blades and counterweights on a direct drive wind turbine, characterised in that both the blades (3) and the counterweights, either passive (4) or active (5), are vertically lifted and lowered from the ground to the bushing (2) by means of cables (5) that are controlled by a lifting and lowering mechanism provided inside the bushing (2). The invention is also characterised in that the assembly method is combined with a wind turbine self-hoisting system. Firstly, prior to hoisting the assembly, a tower segment (1), a nacelle, a rotor (2) and the counterweights (4,9) are mounted and then new tower segments are introduced through the bottom portion, to finish mounting the blades (3) in three consecutive steps.

OFFSHORE WIND GENERATING SET AND CONTROL METHOD THEREFOR

Resumen de: WO2025175870A1

An offshore wind generating set, comprising: a support foundation (10); a plurality of towers (20) arranged on the support foundation (10); a plurality of rotor mechanisms (30) having one-to-one correspondence to the plurality of towers (20), wherein the plurality of rotor mechanisms (30) are arranged in multiple rows, the rotor mechanisms (30) in every two adjacent rows are arranged in a staggered manner, each rotor mechanism (30) comprises a front rotor (31) and a rear rotor (32), and the diameter of the front rotor (31) is greater than that of the rear rotor (32); and a plurality of yawing mechanisms (40), wherein one yawing mechanism (40) is arranged between each tower (20) and the support foundation (10). The technical solution can improve the wind energy utilization efficiency of offshore wind generating sets. In addition, the present invention further relates to a control method for the offshore wind generating set.

METHOD FOR CONTROLLING A NETWORK RE-ESTABLISHMENT

Resumen de: EP4607754A2

Die Erfindung betrifft ein Verfahren zum Steuern eines Netzwiederaufbaus eines elektrischen Versorgungsnetzes (120), wobei das elektrische Versorgungsnetz (120) einen ersten Netzabschnitt (302) und wenigstens einen weiteren Netzabschnitt (302) aufweist, an den ersten Netzabschnitt (302) wenigstens ein Windpark (304) angeschlossen ist, der Windpark (304) über eine Windparkleitwarte (320) ansteuerbar ist, der erste Netzabschnitt (302) über wenigstens eine Schalteinrichtung (340) mit dem wenigstens einen weiteren Netzabschnitt (342) gekoppelt ist, um elektrische Energie zwischen den Netzabschnitten (302, 342) zu übertragen, die wenigstens eine Schalteinrichtungen (340) dazu eingerichtet ist, in einem Fehlerfall den ersten Netzabschnitt (302) von dem wenigstens einen weiteren Netzabschnitt (342) zu trennen, eine Netzleitstelle vorgesehen ist, um die wenigstens eine Schalteinrichtung (342) zu steuern, wobei in einem Fehlerfall, in dem ein auf den ersten Netzabschnitt (302) wirkender Netzfehler auftritt, der erste Netzabschnitt (302) durch die wenigstens eine Schalteinrichtung (340) von dem wenigstens einen weiteren Netzabschnitt (342) getrennt wird, die Windparkleitwarte (320) mit der Netzleitstelle (324) über eine Leitwartenverbindung (326) Daten austauscht, wobei die Leitwartenverbindung (326) eine ausfallsichere Kommunikationsverbindung zwischen der Windparkleitwarte (320) und der Netzleitstelle (324) ist und unabhängig von dem elektrischen Versorgungsnetz (120) betreibbar

風力発電用基礎構造、風力発電用基礎構造の施工方法

Nº publicación: JP2025125112A 27/08/2025

Solicitante:

鹿島建設株式会社

Resumen de: JP2025125112A

【課題】低コストで容易に風力発電用風車のハブ高さを高くすることができる風力発電用基礎構造、及び風力発電用基礎構造の施工方法を提供する。【解決手段】風車のタワー９０の下端は、基礎構造１０と接合されている。基礎構造１０は、鉄筋コンクリート製またはプレストレストコンクリート製で、底部１と、地上において底部１の上に起立する筒部３と、筒部３の上部において鋼製のタワー９０と接合される天端部５とを具備し、筒部３の内部の中空部７には、中詰め材１１が所定の高さまで充填されている。【選択図】図２