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457
results.
Updated on
09/11/2025 [07:06:00]
Results 75 to 100 of 457
Absstract of: WO2025228494A1
A wind turbine comprising a hydraulic system having a hydraulic fluid supply system located in a stationary reference frame, and a hydraulic fluid using system located in a rotary reference frame. A rotary union module is provided for conveying hydraulic fluid between the stationary reference frame and the rotating reference frame. The rotary union module comprises: a rotary union module having a stationary component providing a stationary hydraulic coupling in communication with the hydraulic fluid supply system, and a rotatable component providing a rotatable hydraulic coupling communicating with the hydraulic fluid using system. An adapter is provided which is configured to join to the rotary union module at the rotatable component. The adapter comprises a module-side coupling configured to interface with the rotatable hydraulic coupling of the rotary union module and a pipe-side coupling configured to interface with at least a first hydraulic pipe, wherein the adapter is provided with a first conduit extending between the pipe-side coupling and the module-side coupling, and wherein the adapter further comprises a drain passage that extends from a tapping point at the first conduit. The drain passage may be configured to lead to a low-pressure drain area such as a tank or low-pressure side of a fluid pump.
Absstract of: JP2025166366A
【課題】岸壁に浮体式洋上風力発電施設の搭載拠点を整備しなくとも、設置対象海域に係留した浮体の喫水が２０ｍ以下の浮体式洋上風力発電施設を効率的に施工できる方法を提供する。【解決手段】水深が８ｍ以上２０ｍ以下の海域に水上構造物１０を仮設し、水上構造物１０に設けたクレーン設置領域Ｃａにリングリフトクレーン２０を設置し、水上構造物１０に設けた仮置領域Ｔａに風力発電装置３の組立部品を仮置きしておき、水上構造物１０に隣接した海域に複数の作業エリアＡを設けて、リングリフトクレーン２０を使用して、作業エリアＡの海底ＳＢに着底させている浮体２に対して、仮置領域Ｔａに仮置きされている組立部品を設置して、浮体２上に風力発電装置３が構築された組立体９を組立てる組立作業を行い、それに並行して、組立作業を先行して終えた別の作業エリアＡでは組立体９に対して付加作業を行う。【選択図】図１２
Absstract of: JP2025166527A
【課題】ステーリングに作用するタワーからの反力を適切に管理すること。【解決手段】ステーリング７０は、タワー１１を設置する際に、タワー１１とタワー１１の周囲に設けられるガイドタワー２１との間に配置され、タワー１１とガイドタワー２１との間で水平力を伝達することで自身を介してガイドタワー２１をタワー１１に支持させる。ステーリング７０は、タワー１１を囲むとともにガイドタワー２１を支持する枠部７１と、枠部７１の周方向において互いに間隔をあけて配置されるとともに枠部７１に固定され、タワー１１の外周面をそれぞれ押圧する複数の押圧機構７３とを備えている。押圧機構７３の各々は、タワー１１の外周面から押圧機構７３が受ける反力を検知する検知部７９を有している。【選択図】図３
Absstract of: WO2025231474A1
Systems and method for assembling, launching, retrieving, and maintaining marine vessels and equipment are disclosed. The systems include a floating dock including concrete modules and a lift platform.
Absstract of: WO2025229694A1
The present invention discloses a state of conical photovoltaic system with solar panel mount on a conical base whose height is modular in nature and can be increased or decreased to manipulate the power output. The structural design allows increased solar irradiance, hence increased power output per area on the ground vis-à-vis a conventional flat-bed solar panel. The present invention allows facilitate a self-cleaning assembly with a motion controlled by the motion of a vertical axis wind turbine and hence an efficient maintenance of the solar panel is done without additional costs and any external power consumption.
Absstract of: WO2025229391A1
The invention relates to wind energy devices for converting kinetic energy of air into usable energy. A windmotor comprises a nacelle (1) rotatable about a vertical axis, at least one propeller-type rotor (3) with a shaft (4) and at least one curved aerodynamic blade (5) mounted for rotation about a horizontal axis. The curved aerodynamic blade (5) is shaped to generate lift in the direction of rotation. The windmotor also contains at least one device (8) for spraying working fluid that is provided in at least one curved propeller blade (5) and/or mounted behind the rotor (3) in the airflow direction. At least one device (8) for spraying working fluid creates a dome-shaped fairing from sprayed fluid and air downstream of the rotor (3). The windmotor as a system also includes at least one source of working fluid (6) and at least one device for supplying working fluid (7). The design improves operation under low wind conditions.
Absstract of: WO2025229635A1
Methods and systems for constructing residential, commercial, industrial, and infrastructural buildings, as well as towers for wind energy generation, using prefabricated structural modules. The modules are designed for stacking both vertically and laterally, allowing the formation of tall tower structures while remaining within standard transportation limits. The system addresses logistical and assembly challenges by enabling highway-compliant transport, modular on-site erection, and integration of connection features for mechanical fastening and post-tensioning.
Absstract of: WO2025229244A1
The present invention relates to a sailboat with a generator in the mast, comprising a hull (1) and at least one mast (2) supported by shrouds (3), wherein the mast (2) consists of an internal fixed structure (21) and an outer casing that vibrates with respect to the fixed structure (21), a magnet (23) being arranged in one of the elements of the mast (2) and a spool (24) aligned with the magnet (23) in the other element. The shrouds (3) are attached to the hull (1) by means of fastenings (4) comprising a spring and/or a damper, for example, a capstan (43) having variable tension.
Absstract of: WO2025228037A1
The present application relates to a wind power generation apparatus and an energy storage system. The wind power generation apparatus comprises: a first blade and a second blade; the first blade and the second blade being arranged at two ends of a first shaft, and the first blade and the second blade being capable of rotating about the first shaft; a second shaft, arranged perpendicular to the first shaft; an input end of a generator being connected to the second shaft; and a power transmission mechanism having one end connected to the first shaft, and the other end connected to the second shaft. In direction X of the first shaft, the width of the second blade is increased by Δk relative to the width of the first blade, or in direction Y of the second shaft, the length of the second blade is increased by Δh relative to the length of the first blade. By widening or lengthening one of the two blades, an asymmetric blade structure design is formed, and the inherent deflection torque of the first and second shafts during transmission can be effectively counteracted, ensuring stable operation of the wind power generation apparatus.
Absstract of: WO2025227618A1
A wave-absorbing core material structure of a wind turbine blade. The wave-absorbing core material structure comprises a core material substrate (1). Grooves are formed in the core material substrate. The depth of each groove is less than the thickness of a core material. A reinforcing fiber woven fabric (6) or a wave-absorbing structure is arranged in the grooves. The reinforcing fiber woven fabric is further combined with a wave-absorbing agent. The wave-absorbing structure comprises two layers of glass fiber woven fabrics and a wave-absorbing material (8) sandwiched between the two layers of glass fiber woven fabrics. According to the device, on the basis of existing grooves in the core material, the reinforcing fiber woven fabric combined with the wave absorbing agent, or the wave-absorbing structure is placed in the grooves of the core material, the reinforcing fiber woven fabric extends to the surface of the core material, and then the core material, an upper skin, a lower skin, and other auxiliary materials are laid on a blade mold and then subjected to integrated pouring forming. The present invention improves the wave absorption and mechanical properties of a sandwich structure of a wind turbine blade and also mitigates the problem of blade failure caused by the separation of the core material from the upper and lower skins during long-time operation of the wind turbine blade. Also disclosed is a wind turbine blade.
Absstract of: WO2025227441A1
A pitch angle control method for a floating wind turbine. The method comprises: on the basis of an inflow wind speed of a target wind turbine, a pitch angular velocity of the target wind turbine and a tower height of the target wind turbine, separately determining a rotation speed error correction ratio and a rotation speed error integral correction ratio of the target wind turbine; on the basis of the rotation speed error correction ratio, a rated rotation speed of a wind rotor in the target wind turbine and a first rotation speed of the wind rotor, determining a rotor rotation speed error of the target wind turbine, and on the basis of the rotation speed error integral correction ratio, the rated rotation speed and the first rotation speed, determining a rotor rotation speed integral error of the target wind turbine; on the basis of the first rotation speed, a current first pitch angle of the target wind turbine, the rotor rotation speed error and the rotor rotation speed integral error, determining a target pitch angle of the target wind turbine; and controlling the pitch angle of the target wind turbine to change to the target pitch angle, so that the stability of the target wind turbine can be improved to a certain extent. Further disclosed are a pitch angle control apparatus for a floating wind turbine, and a device.
Absstract of: US2025341204A1
A gearbox support arrangement for a wind turbine includes: a gearbox housing, a torque support arrangement, a rotor bearing support structure, wherein the gearbox housing and the rotor bearing support structure are arranged next to each other along a longitudinal axis, the torque support arrangement couples the gearbox housing and the rotor bearing support structure with each other such that torque loads are transmittable between the gearbox housing and the rotor bearing support structure. The torque support arrangement includes a decoupling device configured to transmit the torque loads between the gearbox housing and the rotor bearing support structure and to reduce the transmission of vibrations and reaction loads between the gearbox housing and the rotor bearing support structure.
Absstract of: US2025341205A1
A system and method is disclosed for anchoring a computer numerical control (CNC) machine to a wind turbine blade. The method includes disposing one or more fasteners of the CNC machine at a surface of the wind turbine blade and implementing one or more tools of the CNC machine at a portion of the wind turbine blade. This method enables efficient and precise machining operations to be performed directly on the wind turbine blade, facilitating maintenance and repair tasks while minimizing downtime and reducing costs associated with blade removal and transportation. The anchoring of the CNC machine ensures stability and accuracy during the machining process, resulting in improved blade performance and extended operational lifespan of the wind turbine.
Absstract of: US2025341201A1
A method for planning repowering of a wind energy plant is disclosed. The wind energy plant is positioned at a site and comprises a plurality of original wind turbines arranged at distributed positions within the site. Historical data related to the original wind turbines is retrieved. The historical data is collected over a previous time period and during operation of the original wind turbines. Meteorological conditions at the site of the wind energy plant are estimated based on the retrieved historical data. The repowering of the wind energy plant is planned based on the estimated meteorological data, including planning replacement of the original wind turbines by replacement wind turbines to be positioned at the positions of the original wind turbines.
Absstract of: US2025341200A1
The present disclosure relates to the technical field of wind turbines, and in particular to a standby power supply control device, including: a nacelle vibration detection unit, configured to monitor vibrations of a nacelle of a wind turbine and send a first vibration signal obtained by monitoring a standby power supply start/shutdown control unit; and the standby power supply start/shutdown control unit, configured to acquire the first vibration signal, determine a vibration state of blades on the wind turbine according to the first vibration signal and send a start command to a standby power supply when the vibration state is abnormal. The standby power supply start/shutdown control unit is further configured to acquire comprehensive vibration information, determine a vibration suppression result of the wind turbine according to the comprehensive vibration information and send a shutdown command to the standby power supply when the vibration suppression result is vibration suppression completed.
Absstract of: US2025341199A1
The invention relates to a device (1) for converting flow energy transported via a medium into mechanical and/or electrical energy, comprising a housing (112) having a turbine wheel (80) and a device for generating additional negative pressure (50) arranged downstream of same in the flow direction, which has an inner in-flow channel (41) and channels (48), which receive the medium, wherein same is pressed outwards with the rotation of the rotatable parts of the device for generating additional negative pressure (50), wherein the device for generating additional negative pressure (50) has a non-rotatable shaped disc (51c), which has at least one further through-opening (51, 51h, 51i, 51d-51g), which is suitable for either accelerating or braking the rotatable parts of the device for generating additional negative pressure (50).
Absstract of: US2025341110A1
The invention relates to a tower for a wind turbine or a mobile radio transceiver system with at least one section with polygonally arranged walls, wherein the walls are formed from a wood-based material, wherein in each case two walls in a corner of the polygon are connected to one another in the form of a vertical joint with in each case one side face. It is advantageous that the side surface of a wall in the vertical joint has at least one connecting element, that the at least one connecting element is suitable for transmitting shear forces in the vertical joint, that the at least one connecting element has at least one projection (prong) and at least one recess (valley), that the at least one projection and the at least one recess are arranged in such a way that the at least one projection of one wall engages in the at least one recess of the other wall in the assembled state of the walls in the vertical joint, and that at least one step is provided between a projection and a recess, wherein the projections of two connecting means of two walls are arranged one above the other in the assembled state of the walls in the vertical joint.
Absstract of: US2025341091A1
A vibration absorber arrangement (1) is provided, in particular for tall slender structures, comprising a supporting structure (8), an absorber mass (2) which comprises a center of mass (3), and at least one wheel (4, 5) by means of which the absorber mass (2) is movable on a concavely curved rail arrangement (6), which is connected to the supporting structure (8), from a stable central position in two opposite directions, wherein a friction damper device (9) is provided. One wants to be able to adapt such a vibration absorber arrangement in a simple manner to different operating requirements. For this, it is provided that the friction damper device (9) is adjustable between a first state, in which it does not interact with the absorber mass (2) or only dampeningly, and a second state, in which it controlledly brings a movement of the absorber mass (2) to a standstill.
Absstract of: US2025343475A1
An electric machine having a housing with a stator chamber, an axle supported by at least one bearing assembly so that the axle may rotate with respect to the housing, a stator assembly with a stator core and a plurality of wire windings around the stator core, a rotor assembly with a magnet assembly for generating a magnetic field in the stator assembly wherein a coolant is circulated through the stator chamber over the stator core and plurality of wire windings to remove heat, and a plurality of thermoelectric devices. The thermoelectric devices are located around the inner circumference of the housing so that the coolant is circulated over the plurality of thermoelectric devices. The plurality of thermoelectric use the Peltier effect to cool the coolant flowing through the stator chamber or generate an electrical current that can be used by the electric machine.
Absstract of: US2025343416A1
A method of controlling a power generation system is provided. The power generation system may be electrically coupled to a power grid and may include a power generation unit generating electrical power and a converter system coupled to the power grid. The converter system may convert at least electrical power that is exchanged between the power generation unit and the power grid. The method may include operating the converter system in a grid forming operation mode in which the converter system may control the exchange of electrical power with the power grid to support a grid voltage and/or a grid frequency. During a disturbance of the power grid, the exchanged electrical power may comprise a stabilizing component that may provide the support.
Absstract of: US2025341202A1
A floating offshore structure of the present disclosure includes: a plurality of columns; and a plurality of pontoons installed at lower ends of the columns, respectively, wherein a polygonal shape is formed by an imaginary line connecting the columns, the pontoons are installed inside the polygonal shape, a cross-sectional area in a direction parallel to sea level of the pontoons is greater than or equal to the cross-sectional area in the direction parallel to the sea level of the columns, and the pontoons may have a shape protruding outward at the lower ends of the columns.
Absstract of: US2025341203A1
A floating offshore structure of the present disclosure includes: a plurality of columns; and a plurality of pontoons installed at lower ends of the columns, respectively, wherein a polygonal shape is formed by an imaginary line connecting the columns, the pontoons are installed inside the polygonal shape, a cross-sectional area in a direction parallel to sea level of the pontoons is greater than or equal to the cross-sectional area in the direction parallel to the sea level of the columns, and the pontoons may have a shape protruding outward at the lower ends of the columns.
Absstract of: AU2024259109A1
A hybrid wind and solar energy generating system includes one or more solar arrays of solar panels arranged at an angle relative to a horizontal plane of reference, defining leading and trailing boundaries on such panels. A wind turbine is mounted proximate to the trailing boundary on a horizontal axis with blades extending longitudinally and in operative proximity to the trailing boundaries. A source of wind is amplified passing over the windward side of the solar panels to form a resultant wind vector extending outwardly off the trailing boundary. The resultant wind vector acts on the blades of the turbine to increase revolutions per minute of such turbine and increase power or energy generated by the system of the panels, power from both wind and sun. The arrangement of the solar array and a wind turbine on a horizontal axis increases the efficiency of the system, especially in low wind conditions.
Absstract of: AU2025252649A1
MARKED UP COPY A machine (101) including a vertical rotatable shaft (4b) levitated by magnets (5) so as to minimize frictional losses. Magnets (5) are arranged on the machine body (7) and/or the shaft (4b) of the machine (101) to thereby exert a repelling force so that the rotating shaft (4b) is uplifted against gravitational forces. The machine (101) may additionally or alternatively incorporate a magnetic bearing (6), a variable inertia flywheel (24), a magnetic gear (29), and/or a magnetic clutch (19). The magnetic gear (29) may incorporate arrow shaped magnets (28). (FIG. 2) A machine (101) including a vertical rotatable shaft (4b) levitated by magnets (5) so as to minimize frictional losses. Magnets (5) are arranged on the machine body (7) and/or the shaft (4b) of the machine (101) to thereby exert a repelling force so that the rotating shaft (4b) is uplifted against gravitational forces. The machine (101) may additionally or alternatively incorporate a magnetic bearing (6), a variable inertia flywheel (24), a magnetic gear (29), and/or a magnetic clutch (19). The magnetic gear (29) may incorporate arrow shaped magnets (28). (FIG. 2) ct c t m a c h i n e ( ) i n c l u d i n g a v e r t i c a l r o t a t a b l e s h a f t ( b ) l e v i t a t e d b y m a g n e t s ( ) s o a s t o m i n i m i z e f r i c t i o n a l l o s s e s a g n e t s ( ) a r e a r r a n g e d o n t h e m a c h i n e b o d y ( ) a n d o r t h e s h a f t ( b ) o f t h e m a c h i n e ( ) t o t h e r e
Nº publicación: WO2025228479A1 06/11/2025
Applicant:
SCHAEFFLER TECH AG & CO KG [DE]
SCHAEFFLER TECHNOLOGIES AG & CO. KG
Absstract of: WO2025228479A1
A segmented plain bearing assembly (1), in particular in a wind turbine (10), comprises at least one segmented plain bearing (2, 3), the plain bearing segments (8, 9) of which are held on a bearing housing (4). Assembly plans (Ma, Mk, Mr) which differ from one another and according to which the individual plain bearing segments (8, 9) can be assembled are defined by the bearing housing (4).
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