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458
results.
Updated on
27/04/2025 [07:05:00]
Results 125 to 150 of 458
Absstract of: US2025129764A1
A vehicle having an energy conversion system for converting wind energy into electrical energy includes a rotor with a rotor axis of rotation, which is oriented substantially parallel to the longitudinal axis of the vehicle or forms an acute angle with the longitudinal axis, wherein the energy conversion system is closer to the rear end than to the front end of the vehicle. Also described is a trailer comprising an energy conversion system for converting wind energy into electrical energy. In addition, an aircraft is described, including an energy conversion system for converting wind energy into electrical energy. Moreover, the energy conversion system is usable to improve the driving characteristics of vehicles. A headwind deflection system for vehicles also includes an energy conversion system for converting wind energy into electrical energy, comprising a rotor, a flow channel and a wind funnel. In addition, a kit of parts may include a vehicle and the headwind deflection system.
Absstract of: US2025129762A1
A system and method by which energy from ocean waves is converted into hydrogen, and that hydrogen is used to manifest electrical and mechanical energies by an energy consuming device. A portion of the generated electrical power is communicated to water electrolyzers which produce oxygen and hydrogen from water as gases. At least a portion of the generated hydrogen gas is transferred to a transportation ship via a hose-carrying, remotely operated (or otherwise unmanned) vehicle, and subsequently transferred to an energy-consuming module or infrastructur, where a portion of the hydrogen is consumed in order to manifest a generation of electrical energy, a mechanical motion, and/or a chemical reaction.
Absstract of: US2025129769A1
Computer-implemented methods for optimizing energy production by a wind turbine having shadow energy generator are provided. Aspects include obtaining a geographic location of the wind turbine and a weather forecast for the geographic location. Aspects also include calculating an estimated wind energy production for each of a plurality of configurations of the wind turbine based on the weather forecast, calculating an estimated shadow energy generator energy production for each of the plurality of configurations of the wind turbine based on the weather forecast, and identifying one of the plurality of configurations of the wind turbines based on a combination of the estimated wind energy production and the estimated shadow energy generator energy production. Aspects further include reconfiguring the wind turbine into a first configurations, where the first configurations is identified as the configuration with a largest sum of estimated wind energy production and estimated shadow energy generator energy production.
Absstract of: US2025129563A1
A hybrid prefabricated foundation for towers, comprising a slab (3) made in-situ, and also a pedestal (4) for attaching a tower (12) and ribs (8), consisting of upper pieces (1) prefabricated with a rib (8) and an upper sector (4′), and lower pieces (2) prefabricated with a rib (8) and a lower sector (4″), the upper and lower pieces being disposed in a radially alternating manner and overlapping with one another vertically, such that the upper sectors (4′) of the upper pieces (1) are arranged on the lower sectors (4″) of the adjacent lower pieces (2). Anchor holes (6) extend through the pedestal (4) for anchor bolts (14) for anchoring the tower (12) to the pedestal (4), and post-tensioning bolts (10) are housed in through-housings (5) in the pedestal (4). The invention also relates to a method of installing the hybrid prefabricated foundation for towers.
Absstract of: US2025129761A1
The method relates to the storage of energy in the form of a compressed fluid which is pumped into a container arranged below a water surface to store the energy. The fluid entering the container displaces an existing content, comprising water, from the container and into the surrounding water, and compressed fluid is removed from the container to remove energy. The surrounding water flows back into the container according to the volume of the removed, compressed fluid, characterized in that the container is provided with flexible walls at least in some parts and is arranged on a seabed or lake bed and there is covered by ballast such that it is pressed against the substrate even when completely filled with compressed fluid.
Absstract of: US2025129765A1
The disclosure relates to a method, as well as a related wind turbine and computer program product, for use with a wind turbine comprising a wind turbine controller. The method comprises determining the wind turbine to be in a first operational state, and operating a control system of the wind turbine using the wind turbine controller. The method further comprises determining the wind turbine to be in a second operational state, and operating the control system using an auxiliary controller. Operating the control system using the auxiliary controller comprises receiving a first control signal for the control system from the wind turbine controller, transmitting a feedback signal to the wind turbine controller in accordance with the first control signal, and transmitting a second control signal to the control system as a substitute for the first control signal.
Absstract of: US2025128796A1
A floating column spoiler structure, a floating column and a floating wind turbine are provided. The floating column spoiler structure includes multiple spoiler plates and lifting and unfolding assemblies connecting each of the spoiler plates and a column. Each of the lifting and unfolding assemblies includes a first connecting rod, a second connecting rod, a first gear and a second gear; a first end of the first connecting rod is rotatably connected with a first end of the second connecting rod, and each of the spoiler plates is arranged at the first end of the first connecting rod and the first end of the second connecting rod; a second end of the first connecting rod is rotatably connected with the first gear, and a second end of the second connecting rod is rotatably connected with the second gear.
Absstract of: US2025129493A1
A hydrogen generation system comprising a wind turbine rotor coupled to a generator, wherein the generator is electrically coupled to a DC-link by way of a primary power converter, the DC-link having a power dissipation element. The system also comprises a hydrogen electrolysis system coupled to the DC-link; an auxiliary power converter coupled to the DC-link; and one or more auxiliary loads. A control system controls the voltage on the DC-link to remain with a predetermined range. In one aspect, the system provides power to at least the auxiliary loads, in such a way as to manage the generation of hydrogen by the electrolyser whilst decoupling the performance of the electrolyser from varying wind conditions.
Absstract of: US2025128452A1
A Mold arrangement for producing a preform element of a wind turbine blade is provided, including a mold carrier with a receiving section having a three-dimensional receiving surface for receiving a mold element and at least one transferable and flexible plate-like mold element adapted to receive preform building material and arrangeable on the receiving surface, which flexible mold element adapts to the three-dimensional geometry of the receiving surface when positioned on the receiving surface.
Absstract of: US2025128918A1
A climbing crane includes at least a vibration damping device configured for damping at least a first vibration frequency of the erected tower of a wind turbine when the climbing crane is coupled to the tower. Furthermore, a method for erecting a wind turbine with a climbing crane is also provided.
Absstract of: US2025128608A1
A vehicle-compatible air turbine device and system designed to enhance the charging capabilities of batteries or capacitors in hybrid or electric vehicles is disclosed. The turbine device includes a magnetic stator with embedded magnets and coils, and an impeller fan with a plurality of blades arranged radially around a central hub. The turbine device is adapted to capture airflow generated by vehicle movement and converting it into rotational energy to induce an electric current in the stator. The electric current is rectified and used to charge the vehicle's battery or capacitor. The system further includes an adaptive control module to optimize turbine operation based on vehicle speed and battery charge levels. Additionally, the turbine device can be installed in other applications, such as powering streetlights in tunnels using airflow from passing vehicles or wind.
Absstract of: US2025131145A1
Disclosed are a blade design method, a blade design system, a blade, and an efficient equal-thickness impeller. The blade design method comprises: obtaining target design parameters comprising a diameter of an impeller and the number of blades; determining a chord length of the blade according to the diameter of the impeller; according to the chord length of the blade, determining a camber of the blade corresponding to the chord length of the blade by means of a fitting optimization curve of the chord length and the camber; determining a height of the blade according to the diameter of the impeller and the number of blades; and obtaining an element of the blade according to the camber of the blade, and stretching a height of a corresponding position of the element of the blade to the height of the blade to obtain a target blade structure.
Absstract of: US2025131137A1
An offshore wind power-based water electrolysis system includes an offshore wind turbine generator installed offshore to produce electricity using offshore wind energy, a water electrolysis facility installed offshore to produce hydrogen by electrolysis of water using the electricity, a hydrogen maritime transport apparatus to transport the hydrogen produced through the water electrolysis facility to onshore, a hydrogen above-ground storage facility installed on ground to store the transported hydrogen and dispense the hydrogen to ground transport apparatuses, and a system maintenance and management apparatus to calculate and notify a remaining useful life of blades in the offshore wind turbine generator by performing debonding damage simulation, fatigue crack growth simulation and remaining useful life simulation of the blades in a sequential order, and determine and notify stability through finite element analysis for each hydrogen tank in the hydrogen maritime transport apparatus and the hydrogen above-ground storage facility.
Absstract of: US2025130347A1
Evaluating localized atmospheric conditions for selected cloud seeding to enhance localized electrical power generation from wind turbines by receiving, at a computer, wind farm data related to a plurality of wind turbines for generating electrical power at a location. The wind farm data collected from sensors at the location. An atmospheric condition in the atmosphere at the location is assessed by the computer, using the wind farm data and the data of the atmospheric conditions. The computer generates a prediction of an impact of the atmospheric condition on the atmospheric wind speed resulting in a wind turbine power output reduction. A determination is made when to initiate cloud seeding to generate rain at the location and reduce the atmospheric condition. Generating a communication to a control system which includes a recommendation to initiate the cloud seeding based on the prediction.
Absstract of: WO2025082687A1
According to an embodiment, the method is for operating a wind turbine (100) having a rotatable component (1 to 4) and N drives for rotating the rotatable component by exerting torques, wherein N ≥ 2. The method comprises a step of providing first information (I1) which is representative of whether one of the drives is damaged. If this is the case, a first measure (M1) is executed. The first measure is configured to cause a change of the operation of the wind turbine from a first operation mode in which the N drives are used to control the position of the rotatable component into a second operation mode in which the damaged drive is permanently disabled and only the remaining N-1 drives are used to control the position of the rotatable component.
Absstract of: WO2023244156A1
An installation arrangement comprising an elongated first floating structure having a first winch and a second winch spaced apart in a longitudinal direction; an elongated second floating structure having a first winch and a second winch spaced apart in the longitudinal direction; a joining structure attached to the first floating structure and the second floating structure, and holding the first floating structure and the second floating structure with an elongated open space therebetween; and the lower part of the wind turbine to be installed arranged in the elongated open space between the first floating structure and the second floating structure, wherein the bottom portion of the lower part of the wind turbine is releasably joined to each of the first winch and the second winch of the first floating structure and the first winch and the second winch of the second floating structure by respective winch lines.
Absstract of: JP2025066529A
【課題】発熱源を直接冷却することができる風力発電用冷却装置を提供すること。【解決手段】風力発電用冷却装置は、風力発電用のブレードの回転動力により回転し、冷却風を発生する冷却ブレードと、前記冷却風をトランスアスクル内に導入するエアキャッチャーと、前記エアキャッチャーと前記トランスアスクルの間に位置し、前記トランスアスクル内の温度に応じて開閉する開閉弁と、を備える。【選択図】図１
Absstract of: EP4541834A1
The present invention relates to a method of bonding at least two-component containing epoxy paste adhesive composites, wherein at least one magnetic field responsible particle is dispersed within adhesive. The method further compromises the step of obtaining a mixture of at least an epoxy resin with magnetic particles which reacts with at least one amine by applying an electromagnetic field of given strength alternating at a given frequency to the adhesive to allow fast bonding of the material. This method is especially useful for adhering components of wind turbines.
Absstract of: EP4542031A1
According to an embodiment, the method is for operating a wind turbine (100) having a rotatable component (1 to 4) and N drives (di) for rotating the rotatable component by exerting torques, wherein N ≥ 2. The method comprises a step of providing first information (I1) which is representative of at least one operation parameter (P_i) of each drive. In a further step, second information (I2) is determined depending on the first information. The second information is representative of an operation parameter average (Pa, Pa_I, Pa_II) averaged over at least two drives. Third information (I3) is determined depending on the first and the second information, wherein the third information is representative of whether the operation parameter of at least one drive differs from the operation parameter average by more than a defined threshold (T). If this is the case, a first measure (M1) is executed. The first measure is configured to cause maintenance of the at least one drive. Additionally or alternatively, the first measure is configured to cause a change of the operation of the wind turbine.
Absstract of: EP4542025A1
According to an embodiment, the method is for operating a wind turbine (100) having a rotatable component (1 to 4) and N drives for rotating the rotatable component by exerting torques, wherein N ≥ 2. The method comprises a step of providing first information (I1) which is representative of whether one of the drives is damaged. If this is the case, a first measure (M1) is executed. The first measure is configured to cause a change of the operation of the wind turbine from a first operation mode in which the N drives are used to control the position of the rotatable component into a second operation mode in which the damaged drive is permanently disabled and only the remaining N-1 drives are used to control the position of the rotatable component.
Absstract of: EP4542026A1
A wind turbine (1) with a power beaming apparatus (8), whereinthe power beaming apparatus (8) comprises at least one receiving antenna (9) for receiving electromagnetic radiation (10) and converting the received electromagnetic radiation (10) into current (11), andthe wind turbine comprises one or more electrical devices (12) electrically connected with the at least one receiving antenna (9) for supplying the current (11) from the receiving antenna (9) to the one or more electrical devices (12).The one or more electrical devices of the wind turbine can be supplied with electrical power by power beaming even in the case that a generator of the wind turbine does not generate electrical power. In particular, neither an electrical cable connection of the wind turbine nor a large storage unit for storing electrical energy at the wind turbine are necessary.
Absstract of: EP4542029A1
The present invention relates to a computer implemented method for monitoring the blade (210) of a wind turbine (200), the method comprising fixing a sound acquisition device (110) to an outer surface of a tower (220) of the wind turbine (200), wherein the sound acquisition device (110) comprises a microphone, a sound encoder and a communication unit, acquiring a sound sample of sound emitted by the blade (210) during operation of the wind turbine (200), encoding the sound sample into a raw audio file, sending the raw audio file to a remote computing device (120), preprocessing the raw audio file, generating a spectrogram of the pre-processed audio file, detecting an anomaly by applying an image analysis machine learning model to the spectrogram, classifying the anomaly to a damage type by applying a damage type feature analysis machine learning model to frequency domain features of the audio file at the time and frequency of the anomaly, determining a damage location by applying a damage location feature analysis machine learning model to frequency domain features of the audio file at the time and frequency of the, and tracking of a damage severity by extracting audio features of the audio file at the time and frequency of the anomaly indicative of the damage severity depending on the damage type.
Absstract of: EP4542028A1
The invention relates to a tower segment (1) for a tower of a wind turbine, comprising a tower segment shell (5) for shielding an inner chamber (6) of the tower segment (1) from an environment of the tower and a horizontally arranged first holding structure (9). The first holding structure (9) has a first longitudinal end section (11) and a second longitudinal end section (12), wherein the first longitudinal end section (11) is fixedly attached to a first shell section (13) of the tower segment shell (5), wherein the second longitudinal end section (12) is moveably arranged at a second shell section (14) of the tower segment shell (5). The invention further relates to a method for manufacturing a tower of a wind turbine.
Absstract of: EP4542030A1
A method for detecting at least one property of a component (13, 27, 36) of or for a wind turbine blade (3), comprising:inducing (S1), by applying a primary magnetic field (25), a current (24) in a microwire (15) integrated in the component (13, 27, 36),measuring (S2) a secondary magnetic field (26) generated by the current (24) induced in the microwire (15), anddetermine (S1), based on the measured secondary magnetic field (26), the at least one property of the component (13, 27, 36).The method provides for efficient contactless structural health monitoring.
Nº publicación: EP4542027A1 23/04/2025
Applicant:
SIEMENS GAMESA RENEWABLE ENERGY AS [DK]
Siemens Gamesa Renewable Energy A/S
Absstract of: EP4542027A1
It is described a method of at least partially installing at least one wind turbine at an offshore site (5), the method comprising: loading at least one lower tower portion (3) of a wind turbine onto a vessel, the lower tower portion (3) spanning less than an entire wind turbine tower; transporting the lower tower portion (3) to the offshore site (5); lifting and guiding the lower tower portion (3) such that a lower end (7) approaches a tower connection portion (7) provided at an offshore foundation; connecting the lower tower portion (3) at the lower end (7) with the tower connection portion (8).
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