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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.

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.

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.

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.

WIND TURBINE ROTOR BLADE PITCH CONTROL FOR TOWER FATIGUE REDUCTION

Resumen de: WO2024083294A1

The invention relates to adjusting collective pitch of the wind turbine rotor blades. A sensor signal is received, from wind turbine sensors, indicative of wind turbine rotor loading in a fore-aft direction. A first component is determined, based on the received sensor signal, in the fore-aft direction, the first component including high frequency collective content, greater than 2P frequency content, from the received sensor signal. A second component that is orthogonal to the first component is generated. The first and second components are rotated about a phase angle to obtain first and second phase-shifted components. A collective pitch reference offset value is determined for the three rotor blades based on the first or the second phase-shifted component. A control signal is transmitted to adjust collective pitch of the rotor blades based on the determined collective pitch reference offset value.

SOFTWARE UPGRADE OF WIND TURBINE CONTROL SYSTEM

Resumen de: CN120077362A

A computer-implemented method of performing a software upgrade of a control system of a wind turbine, the control system comprising a network of nodes, the method comprising the steps of receiving and reading an upgrade request, and in response to reading the upgrade request, performing an interrogation process during which one or more of the nodes are interrogated. Input from a query process is received and analyzed to determine if an upgrade request can be permitted. If permission is granted, at least one of the nodes is upgraded with new software.

METHOD OF LAUNCHING, RECOVERING, OR INSPECTING A FLOATING OFFSHORE WIND TURBINE CONSTRUCTION

Resumen de: DK202200941A1

After assembling a floating offshore wind turbine construction (1), which includes the wind turbine (2) as well as the support structure (3), it is transported to a platform (16) at a head of an inclined slipway (23) that extends from a level above a surface (4) of the water to a position under the surface (4) of the water. The construction (1) is launched by moving it from the platform (16) down along the slipway (23) into the water until the assembled floating offshore wind turbine (1) is lifted off the slipway (23) by the buoyancy on the floating support structure (3).

VERTICAL AXIS WIND TURBINE AND METHOD FOR ENERGY GENERATION

Resumen de: WO2024085754A1

The invention relates to a vertical axis wind turbine comprising: - a shaft that extends along a longitudinal axis; - a rotor that is rotatably attached to the shaft and comprises a number of rotor blades; - at least two wind guides that, when viewed along the longitudinal axis, are positioned on opposite sides of the rotor, wherein each wind guide has a wind guide surface that faces the rotor such that the wind guide surfaces form a wind duct; and wherein the wind guide surfaces are tiltable with respect to the longitudinal axis to adapt a height of the wind duct. The invention also relates to an energy generation assembly and a method for increasing the energy yield from a vertical axis wind turbine.

WIND TURBINE BLADE TORSION MEASURING SYSTEMS

Resumen de: WO2024084024A1

In a first aspect, a wind turbine blade torsion measuring system is provided. The wind turbine blade torsion measuring system comprises a shaft, a rotary sensor assembly and a connecting structure. The connecting structure is configured to movably connect the rotary sensor assembly to a blade structure to allow a relative movement between the rotary sensor assembly and the blade structure in a direction substantially parallel to the spanwise direction of the wind turbine blade. In a further aspect, a wind turbine blade comprising one or more wind turbine blade torsion measuring systems is provided. In yet a further aspect, a method of determining the torsional deformation of this wind turbine blade is provided. In yet a further aspect, a method for mounting the wind turbine blade torsion measuring system in a wind turbine blade is provided.

SHAFT-HUB CONNECTION FOR A TRANSMISSION

Resumen de: CN120112739A

The invention relates to a shaft-hub connection (10) for a planetary transmission (2), comprising a shaft (12) and a hub element (14) which is drivingly connected to the shaft (12) via a spline (16) about a main axis of rotation (AR) and which circumferentially surrounds the shaft (12) from the outside. Wherein a housing element (3, 42), which is fixed relative to the main axis of rotation, is provided, and an oil duct (24), which opens in the region of the spline (16), extends in the housing element (3, 42) and in the hub element (14) in order to supply lubricating oil to at least the spline (16) via the oil duct (4) for refueling. Wherein a non-contact bushing (26) is arranged between the housing element (3, 42) and the hub element (14). Oil is delivered from the stationary component into the rotating component via the bushing (26).

Vertical Wind Power Generator Using Dual Blade Windmill

Resumen de: KR20250127793A

이중 블레이드 풍차를 이용한 수직축 풍력 발전기를 개시한다. 본 개시의 일 실시예에 의하면, 원통형의 제1 샤프트에 결합되어 미리 설정된 방향으로 회전하는 다리우스 블레이드, 및 상기 제1 샤프트 내부에 동축으로 회전가능하도록 삽입된 제2 샤프트에 결합되고 상기 다리우스 블레이드와 역방향으로 회전하는 사보니우스 블레이드를 포함하는 풍차모듈; 상기 제1 샤프트의 하단부에 고정결합된 원통 형상을 가지며, 고정자 코일이 설치된 복수 개의 링 플레이트가 내측면을 따라 상하 등간격으로 형성되는 고정자부; 상기 제2 샤프트의 하단부 외주면에 고정결합되고, 상하 표면에 영구자석이 설치되며, 상기 링 플레이트와 교대로 다단 형태를 이루도록 배치되는 복수 개의 원반 플레이트를 포함하는 회전자부; 상기 풍차모듈 하단에 구비되어 내부에 고정자부 및 회전자부가 수용되는 수용공간이 형성되며, 상기 수용공간의 내측면 상에는 회전가속유닛이 형성되는 발전기 하우징; 및 상기 발전기 하우징의 저부에서 제1 샤프트 및 제2 샤프트의 회전을 지지하는 중심축 지지부를 포함하는 수직축 풍력 발전기를 제공한다.

FLOATING TYPE OFFSHORE COMBINED POWER GENERATION MOORING SYSTEM COMPRISING MOORING LINE LENGTH AUTOMATIC CONTROL SYSTEM

Resumen de: KR20250127794A

탄소 섬유 강화 플라스틱(CFRP)을 포함하는 타워, 해상에서 부유되고 상기 타워를 지지하고 파력발전기를 포함하는 부유구조물, 해저면에 고정되는 앵커, 상기 부유구조물 및 상기 앵커를 연결하는 계류선, 상기 계류선의 길이를 변화시키는 계류선 길이 조절 장치, 상기 부유구조물에 인접한 지역에서의 해양 기상 예보 및 실시간 기상 정보를 수신하는 수신기, 및 상기 해양 기상 예보 및 상기 실시간 기상 정보를 분석하여 미래의 정해진 시간 동안의 해상 상태를 예측하는 분석 데이터를 생성하고, 상기 해양 기상 예보 또는 상기 분석 데이터를 토대로 상기 계류선 길이 조절 장치로 상기 계류선의 길이 변화 제어 신호를 송신하는 프로세서를 포함하는 부유식 해상복합발전 계류시스템.

CTV Green Offsore Charging System for Electric Propulsion CTV

Nº publicación: KR20250127772A 27/08/2025

Solicitante:

국립목포해양대학교산학협력단