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137
resultados
Última actualización
18/06/2025 [07:55:00]
Resultados 100 a 125 de 137
Resumen de: US2025084830A1
A hull structure for a semi-submersible wind power turbine platform and a method for loading a set of such hull structures onto a semi-submersible cargo carrying marine vessel. The hull structure includes first, second and third buoyant stabilizing columns extending in a substantially vertical direction; and first and second elongated submersible buoyant pontoon structures extending in a substantially horizontal direction. The hull structure generally has a V-shape in the horizontal plane with the first and second pontoon structures forming legs in the V-shape and with the second column located where the legs meet. The hull structure is arranged so as to exhibit: i) a first angle in the horizontal plane between a central longitudinal axis of the first pontoon structure and a central longitudinal axis of the second pontoon structure; and ii) a second angle in the horizontal plane between a) a first imaginary line between a central point of the first stabilizing column and a central point of the second stabilizing column and b) a second imaginary line between the central point of the second stabilizing column and a central point of the third stabilizing column, wherein the second angle is larger than the first angle.
Resumen de: US2025083778A1
A floating wind turbine metal platform supports a wind turbine. The platform includes a centre hub, connectable to a tower, and three elongated elements connected to the centre hub. The elongated elements are arranged with regular angular spacing. Each elongated element includes: a first elongated member and a second elongated member parallel to the first elongated member. The platform includes a first buoyancy element connected to the first elongated member and the second elongated member. At least one of the elongated members of each elongated element is a stiffened plate. Each elongated element comprises stiffening means for stiffening of the elongated members.
Resumen de: WO2025054087A1
Techniques are disclosed herein for minimizing movement of a fixed marine structure. Using the technologies described, a wind turbine may be mounted on a fixed marine platform that is secured by mooring lines coupled to one or more driven anchor piles. Each of the anchor piles may be driven into the seabed floor at an angle of batter that is less than or equal to an angle of inclination of a corresponding morning line.
Resumen de: AU2023219991A1
A magnetic powertrain for wave energy converter is developed. It includes processes from wave energy being harvested in bidirectional motions to combing and obtaining mechanical power outputs of the wave energy converter with desired mechanical power outputs, including unidirectional rotations.
Resumen de: WO2025051971A1
A floating offshore platform comprising a first hollow structural element (24), a second hollow structural element (26), and a mechanical connection (28), altogether defining an interior volume (40) and an exterior volume (42), the connection comprising: - a first flange (52) defining a first axis (X1) and a first bearing surface (S1), the first bearing surface being spherical and concave, - a second flange (54) defining a second axis (X2) and a second bearing surface (S2), the second axis being intended to be aligned or offset with respect the first axis as a result of manufacturing and/or assembling tolerances, - a fastening system (56) comprising bolts (58), - a sealing system (60) for sealing the interior volume (40), the sealing system extending between the first flange and the second flange and surrounding the first axis.
Resumen de: WO2025051591A1
The present invention relates to a semi-submersible floating platform (1) for a wind turbine (50). The platform comprises: three columns each having an axis, the columns comprising a primary column (10 )adapted to support a wind turbine, and two secondary columns (30a, 30b) wherein each one of the three columns is connected to the other two columns by cross members (15a, 15b, 35) in a triangular arrangement. Further, the cross member between the secondary columns (35) incorporates ballast and each of the cross members (15a, 15b) connecting to the primary column incorporate buoyancy. The primary column (10) has a larger displacement than either of the two secondary columns (30a, 30b) and the cross member (35) extending between the secondary columns has a smaller displacement than the cross members (15a, 15b) connected to the primary column (10).
Resumen de: WO2025051716A1
The invention relates to a floating assembly (1) for generating electrical power, the assembly comprising a floating structure (10) connected to a buoy (20) by at least one flexible connection (30), a wind turbine (100) comprising a bearing structure (110) supporting a propeller (120) that rotates about an axis of rotation, such that it further comprises means (128) for driving the propeller (120) in order to rotate its rotor (126), means (50) for measuring the distance of separation between the floating structure (10) and a vertical axis of rotation of the buoy (20), and means (80) for activating the drive means (128) to rotate its rotor (126) in order to move the floating structure (10) away from the buoy when the distance of separation measured by the distance sensor (50) is below a given threshold.
Resumen de: WO2025051628A1
The invention relates to an offshore wind turbine float (2) comprising an upper metal wall (4) forming an upper end of the float, a lower metal wall (6, 46, 60) forming a lower end of the float, and at least one side wall (8, 18, 28, 28', 48, 58) connecting the upper and lower metal walls to create a sealed enclosure for the float, wherein the side wall (8, 18, 28, 28', 48, 58) comprises: - an external metal panel (10, 20, 30, 30', 40, 50), - an internal metal panel (12, 22, 32, 32', 42, 52) parallel to the external panel, - at least one corrugated metal sheet (14, 24, 34, 34', 44', 44'', 54) extending within a space formed between the external metal panel and the internal metal panel, wherein the corrugated metal sheet is attached to both the internal metal panel and the external metal panel.
Resumen de: EP4520645A1
A floating offshore platform comprising a first hollow structural element (24), a second hollow structural element (26), and a mechanical connection (28), altogether defining an interior volume (40) and an exterior volume (42), the connection comprising:- a first flange (52) defining a first axis (X1) and a first bearing surface (S1), the first bearing surface being spherical and concave,- a second flange (54) defining a second axis (X2) and a second bearing surface (S2), the second axis being intended to be aligned or offset with respect the first axis as a result of manufacturing and/or assembling tolerances,- a fastening system (56) comprising bolts (58),- a sealing system (60) for sealing the interior volume (40), the sealing system extending between the first flange and the second flange and surrounding the first axis.
Resumen de: ES3004632A2
The present invention relates to a mooring system for a floating platform (100) that eliminates the pitch and roll movements of the floating platform (100) by means of several mooring lines (200) attached to the seabed (5), which are supported on several rotary securing means (2, 3) or pulleys of the floating platform (100) and are all attached to a shared counterweight (1) that hangs from the platform (100). Each mooring line (200) comprises sublines (200d, 200c) (direct, crossed or diagonal), which maintain the counterweight (1) always coinciding with the central axis (300) of the floating platform (100). It also eliminates the pendular movement of the counterweight (1) and can be used for floating platforms (100) with an odd number of projecting structural arms (12). The system can be used in any type of floating platform (100), although it is specially suited for floating platforms that serve as support for marine wind farms and maritime leisure platforms.
Resumen de: EP4520961A2
Installation (1) for the load-out into the water of a heavy load (10) located onshore, in particular a load constituted by a tripod- or tetrapod-type float, having:- at least two support structures (20) that are independent of one another and can be moved on the respective paths, each of which being equipped with lifting means (60) configured to be hooked to the load, each of these support structures being equipped with a counterweight (22),- the installation being configured to allow the lifting means (60) of the support structures, when the load is positioned in the load-out area, to extend at least partially above the water in order to lower the load into it.
Resumen de: CN222591724U
The utility model relates to the technical field of navigation marks, in particular to an anti-drifting navigation mark connecting structure which comprises a floating platform part, the inner wall of the floating platform part is connected with the outer wall of a driving part in a clamped mode, the top end of the driving part is fixedly connected with the bottom of a warning part, and the bottom of the warning part is fixedly connected with the top of the floating platform part. The top of the floating platform piece is fixedly connected with the bottom of the winding piece, sea wind blows windmill pieces to rotate, the windmill pieces drive a generator to rotate through a rotating disc to generate electricity, electricity generated by the generator is stored in a storage battery and supplies power to a warning lamp, the windmill pieces rotate to drive a rotating plate to rotate, the rotating plate drives a rotating rod to rotate, and the rotating rod drives a protective cover to rotate. When the protective cover rotates, the warning lamp can be prevented from being impacted by external force, the service life of the warning lamp is prolonged, the situation that the warning lamp is broken or cannot be normally used is avoided, meanwhile, the warning lamp is driven to rotate so that lamplight can be more striking, and convenience is brought to use of people.
Resumen de: DK202430115A1
Control techniques for controlling a pitch angle of blades of a floating wind turbine during a shutdown operation are provided. A control technique includes obtaining a floater angular displacement of a floating platform coupled with a tower of the floating wind turbine; increasing the pitch angle of the blades at a first pitch adjustment rate from initiation of the shutdown operation until an acceleration of a rotor of the floating wind turbine has peaked; maintaining the pitch angle of the blades substantially constant from when the acceleration of the rotor has peaked until the floater angular displacement changes from positive to negative or has peaked to preserve thrust of the rotor and to dampen a moment of a base of the tower; and increasing the pitch angle of the blades at a second pitch adjustment rate when the floater angular displacement changes from positive to negative or has peaked.
Resumen de: FR3152486A1
L’invention concerne un ensemble (1) flottant pour la production d’énergie électrique comprenant une structure flottante (10) reliée une bouée (20) à l’aide d’au moins une liaison souple (30), des moyens (40) reliés à la bouée (20) pour ancrer ladite structure flottante (10) à un fond marin (5), une éolienne (100) comportant une structure porteuse (110) supportant une hélice (120) tournant autour d’un axe de rotation (XX’), et des moyens (60 ; 70) de détermination de l’un au moins des paramètres suivants parmi la direction du vent, la vitesse du vent, le sens du courant marin et la vitesse du courant marin, caractérisé en ce qu’il comporte en outre des moyens (128) pour motoriser l’hélice (120) afin de faire tourner son rotor (126) dans un sens de rotation ou dans le sens opposé, des moyens (50) pour mesurer la distance d’éloignement D entre la structure flottante (10) et un axe de rotation verticale (ZZ’) de la bouée (20), des moyens (80) pour mettre en route les moyens (128) de motorisation et faire tourner son rotor (126 ) afin d’éloigner la structure flottante (10) de ladite bouée (20) lorsque ladite distance d’éloignement D mesurée par le capteur de distance (50) est inférieure à un seuil déterminé. Figure pour l’abrégé : Fig. 1
Resumen de: US2025074554A1
Methods and systems are provided for nautical stationkeeping of free-floating objects. In one example, a method includes adjusting translational motion of a body freely floating in water by rotating the body. The translational motion may be adjusted, for instance, to maintain the body within a geographic area. In certain examples, the adjustment of the translational motion may be realized via a Magnus effect induced by rotating the body. The body may be configured as, for example, a free-floating object such as a wave engine.
Resumen de: WO2025048459A1
The present invention relates to an airborne wind power generation apparatus facilitating directionality assurance. To this end, the airborne wind power generation apparatus facilitating directionality assurance, of the present invention, comprises: a power generation apparatus body including one or more rotating bodies rotated by means of wind, and a power generator for producing electricity while operating by receiving the rotary force of the rotating bodies; and a buoyant body which is provided at the top of the power generation apparatus body so as to provide buoyancy for airborne flight, and which is stood up to be inclined toward the rear of the upper portion of the power generation apparatus body so as to move integrally with the power generation apparatus body such that the front surface of the power generation device body faces the direction from which the wind blows. Therefore, the present invention can provide the airborne wind power generation apparatus which allows the power generation apparatus body to float in the air by means of the buoyant body, to naturally change the direction thereof to the direction in which wind blows and, simultaneously, to maintain a horizontal orientation so as not to require a separate structure and a control device for direction changing or orientation maintenance, and thus is structurally simple and can stably ensure the orientation for power generation at a high altitude.
Resumen de: WO2025046083A1
A system comprising a renewable power floating structure (1) arranged in a body of water, and a power cable (4) extending from the floating structure (1) into the body of water and along the seabed (3). The power cable (4) extends from the floating structure (1) for a first portion (41) of its length, extends in a catenary shape to an imparting element (6) providing buoyancy to the power cable (4) and a second portion (42) of the power cable (4) extends from the imparting element (6) to a tethered point (7) of the power cable connected to the seabed (3) and a third portion (43) of the power cable (4) extends from the anchored point (7) to a touch down point (10) of the power cable (4) where the power cable (4) is laying on the seabed (3). That the second portion (42) is forming a curved configuration of concavity down turned towards the seabed (3) and the power cable continuing this curvature in the third portion (43) of the power cable (4) to the touch down point (10) of the power cable (4) when projected in a vertical plane comprising a first portion connection point (5) to the structure (1) and the anchored point (7) of the power cable (4).
Resumen de: WO2025045394A1
A power collection system (100) for collecting power from a plurality of offshore power generation units comprises a three-phase subgrid (120) and a subsea power substation (130). The subgrid has a plurality of power input points (121) towards the power generation units and a shared three-phase power output point (122). The power substation (130) is connected to the power output point, and its secondary side (132) is arranged to be connected to a power consumer (170). The power substation shall comprise three one-phase transformers (140), which are contained in respective housings (143), wherein each housing is arranged to rest on the seabed and to be liftable to the sea surface separately from the other housings. Each phase of the power output point is connected to a primary side (141) of a corresponding one of the one-phase transformers.
Resumen de: EP4517084A1
The invention relates to an offshore wind turbine float (2) comprising an upper metal wall (4) forming an upper end of the float, a lower metal wall (6, 46, 60) forming a lower end of the float, and at least one side wall (8, 18, 28, 28', 48, 58) connecting the upper and lower metal walls to create a sealed enclosure for the float, wherein the side wall (8, 18, 28, 28', 48, 58) comprises:- an external metal panel (10, 20, 30, 30', 40, 50),- an internal metal panel (12, 22, 32, 32', 42, 52) parallel to the external panel,- at least one corrugated metal sheet (14, 24, 34, 34', 44', 44", 54) extending within a space formed between the external metal panel and the internal metal panel, wherein the corrugated metal sheet is attached to both the internal metal panel and the external metal panel.
Resumen de: CN222556648U
The utility model discloses a self-powered ultrasonic algae removal machine, which relates to the technical field of ecological algae removal, and comprises a lower frame, the surface of the lower frame is fixedly connected with a floating box, the upper end of the floating box is fixedly connected with an upper frame, and the surface of the upper frame is fixedly connected with an electric control box. A solar panel is fixedly connected to the surface of the electric control box, a first fixing sleeve penetrating through the surface of the electric control box is fixedly connected into the solar panel, a rotating rod is arranged in the first fixing sleeve, four fixing rods which are circumferentially arranged at equal intervals are fixedly connected to the upper end of the rotating rod, and wind scoops are fixedly connected to the ends, away from the rotating rod, of the fixing rods. Two bent scrapers are arranged on the surface of the solar panel, and the surfaces of the scrapers are attached to the surface of the solar panel. According to the self-powered ultrasonic algae removal machine, when wind is used for driving the wind scoop and the fixing rod to do circular motion, the scraping plate can be driven to do circular motion, and then impurities on the surface of the solar panel are scraped away.
Resumen de: CN222558673U
The utility model belongs to the field of offshore wind power, and discloses a damping power generation floater and a floating fan, which comprise a power generation rotating shaft, a floater shell, a first transmission system and a second transmission system, the floater shell is sleeved on the power generation rotating shaft, and the first transmission system comprises a first gear, a second gear, a first rotating shaft and a first ratchet wheel assembly. The second transmission system comprises a third gear, a fourth gear, a second rotating shaft and a second ratchet wheel assembly. According to the utility model, the first transmission system, the second transmission system and other structures are arranged, and no matter the floater rotates clockwise or anticlockwise, the power generation rotating shaft can be driven to rotate unidirectionally, so that the power generation efficiency is improved.
Resumen de: CN222542578U
The utility model relates to the technical field of offshore wind power generation equipment, and discloses a double-impeller semi-submersible floating type wind turbine generator which comprises a semi-submersible floating type foundation, the whole semi-submersible floating type foundation is of a triangular design, and single-point mooring devices, a lower fan and an upper fan are installed at the triangular positions of the semi-submersible floating type foundation respectively. A mooring anchor cable is installed on the single-point mooring device, and one corner of the semi-submersible floating type foundation is moored and positioned in the ocean through the mooring anchor cable. The double-impeller semi-submersible floating type wind turbine generator solves the problems that in an existing floating type wind turbine generator with double machine heads, in order to keep left-right balance of a foundation, an upper draught fan and a lower draught fan are usually combined, so that a corresponding yaw system needs to be designed for control, the draught fans complete wind alignment, and the wind power generation efficiency is high. Therefore, yaw control of the fan becomes more complex, and popularization and application of the floating type wind turbine generator are not facilitated.
Resumen de: US2025065993A1
A hull structure for a semi-submersible wind power turbine platform, a method for loading a set of hull structures onto a semi-submersible cargo carrying marine vessel, and a marine vessel carrying a set of hull structures. The hull structure includes: first, second and third buoyant stabilizing columns extending in a substantially vertical direction; first, second and third elongated submersible pontoon structures extending in a substantially horizontal direction. The hull structure has a general shape of a triangle in the horizontal plane with the first, second and third pontoon structures forming sides of the triangle. The pontoon structures extend between and connects to the columns at lower parts thereof, and the third pontoon structure is arranged so that an upper side of the third pontoon structure is located at a lower level in the horizontal direction than an upper side of each of the first and second pontoon structures.
Resumen de: US2025065994A1
A hull structure for a semi-submersible wind power turbine platform, a method for loading a set of hull structures onto a semi-submersible cargo carrying marine vessel, and a marine vessel carrying a set of hull structures. The hull structure includes: first, second and third buoyant stabilizing columns extending in a substantially vertical direction; and first, second and third elongated submersible pontoon structures extending in a substantially horizontal direction. The hull structure has a general shape of a triangle in the horizontal plane with the first, second and third pontoon structures forming sides of the triangle. The pontoon structures extend between and connects to the columns at lower parts thereof and the third pontoon structure is arranged so that an upper side of the third pontoon structure is located at a lower level in the horizontal direction than an upper side of each of the first and second pontoon structures.
Nº publicación: US2025065992A1 27/02/2025
Solicitante:
TOTALENERGIES ONE TECH [FR]
TotalEnergies One Tech
Resumen de: US2025065992A1
The invention concerns a floating wind platform able to be placed on a body of water and comprising:a floater structure able to float on the body of water;a tower assembly protruding from the floater structure and extending along a main direction, the tower assembly being able to support a wind turbine nacelle.The tower assembly comprises:a tower able to support the wind turbine nacelle; anda connection part arranged between the floater structure and the tower.The connection part is formed of a composite material.
BOPI
Sede Electrónica
