166results about "Wind propelled vessels" patented technology

The present disclosure relates to a telescopic profile wing system (1) for propelling a vehicle by wind power, the profile wing system comprising a mast (M) and a set of telescopic segments (SG) that cooperate with each other during guidance, and wherein the telescopic segments are configured to form a profile wing (AP) at least in a deployed position (P1) in which the telescopic segments (SG, SG) engage with each other. Said telescopic segments extend relative to each other in the direction of said mast (M) by forming said profiled wings having a first wing surface (S1) and a second wing surface (S2) distributed on both sides of said mast (M), said system being configured to switch from said deployed position (P1) to a retracted position in which said first wing surface (S1) and said second wing surface (S2) extend relative to each other in the direction of said mast (M). The individual segments (SG) are collapsed with each other, and the profiled wing (AP) is then in a position occupying a smaller space relative to the deployed position.

A boat stabilizer having an upper harness for attachment to a vessel, the upper harness having an assembly control system for controlling attached wing assemblies, each wing assembly having a wing attached to the assembly control system and a wing mount attached to the wing and the assembly control system. The boat stabilizer may be further comprised of a controllable parasail comprising a parasail canopy, a plurality of parasail cords attached the parasail canopy, a parasail mount attached to the upper harness and the parasail cords, a parasail control rudder attached to each parasail cords, and yaw and pitch controllers, both of which are attached to the parasail control rudder. The assembly control system is configured to work in conjunction with the controllable parasail to provide the desired balance of vertical lift and forward propulsion to the attached vessel, while also providing directional control to the attached vessel.

This wind force propulsion device is installed on a moving body and generates propulsion force by receiving wind. The wind force propulsion device is provided with an assembly comprising: a rotating body that can rotate around a rotating shaft extending in a predetermined direction; and a plurality of plate-shaped blades that are respectively fixed to the rotating body. The plurality of blades are provided so that virtual straight lines connecting both ends of each of the plurality of blades are parallel to each other.

The application relates to a kit for installing hydrofoils (22, 32, 45, 55) for a boat (1). The kit for installing hydrofoils (22, 32, 45, 55) includes: at least one support block (21, 31); and at least two hydrofoil arms (22, 32) each having a hydrofoil (24, 34). The or each support block (21, 31) includes: at least one adapter part shaped to cooperate with a structural element (15, 13) of the boat (1) and to be attached thereto, the adapter part providing a reference plane for the hydrofoil arm(s); and a plate on which at least one of the hydrofoil arms (22, 32) is intended to be mounted, the plate being capable of being mounted on the adapter part along the reference plane.

An actuation system (10) for actuating actuators in a sailboat (100) comprises, on board the sailboat (100): one or more driving elements (12), operable by crew operators; one or more actuators (20), configured to be driven by the driving elements (12), wherein the driving elements (12) are provided with a respective primary electric motor (16) and the actuators (20) are provided with a respective secondary electric motor (24). The system is further provided with an electrical circuit (18) configured to electrically couple the primary (16) and secondary (24) electric motors, the primary electric motor (16) being configured to transform a driving motion of the respective driving element (12) into electric energy in the electrical circuit (18); and the secondary electric motor (24) being configured to transform electric energy in the electrical circuit (18) into an actuating motion of the respective actuator (20). The actuation system can also be associated with energy recovery functions.

To provide a vessel capable of improving propulsion performance of each method when a hull is propelled by a wind power propulsion unit and when the hull is propelled by a propeller.SOLUTION: A vessel 1 comprises: a propeller 12 that generates thrust for a hull 11; and a wind power propulsion unit 10 that propels the hull 11 by means of wind power. Thus, the vessel 1 can propel the hull 11 by the wind power propulsion unit 10 when wind is strong, and propel the hull 11 by the propeller 12 when wind is weak. The hull 11 is propelled toward a bow during machine traveling where the hull 11 is propelled by the propeller 12, and the hull 11 is propelled toward a stern during sailing where the hull 11 is propelled by the wind power propulsion unit 10. In this case, the vessel 1 can be structured so as to suit the machine traveling for propulsion of the vessel 1 toward the bow. The vessel 1 can be structured so as to suit the sailing for propulsion of the vessel 1 toward the stern.SELECTED DRAWING: Figure 3

The present invention relates to a method for controlling the incidence angle (A1) of an aerofoil (100) of a wind-assisted propulsion system (1), the method comprising the steps of: measuring a parameter representative of the separation state of an airflow (F1) incident on the aerofoil (100) as a function of the incidence angle (A1) of the aerofoil (100), determining an incidence angle value (A1D_t2) of the aerofoil (100) corresponding to a stall; determining a safety incidence angle value (A1SD1_t2) of the aerofoil that is lower than the stall angle value as a function of the stall angle value (A1D_t2); and controlling the orientation of the aerofoil at an incidence angle set value equal to the safety incidence angle value (A1SD1_t2). The present invention also relates to a system and a corresponding vessel.

The invention relates to a method for controlling an angle of attack (A1) of a wing (100) of a wind-assisted propulsion system (1), said method comprising the following steps: measuring a parameter representative of a separation state of an air flow (F1) incident on the wing according to the angle of attack (A1) of the wing (100); determining a value (A1Dt2) of an angle of attack of the wing (100) corresponding to stall; determining a safety value (A1SD1t2) of the wing angle of attack according to the stall angle value (A1Dt2), wherein the safety value is smaller than the stall angle value; the orientation of the wing is controlled at an angle-of-attack setting value equal to the angle-of-attack safety value (A1SD1t2). The invention also relates to a system and a corresponding vessel.

Watercraft (1) with a keel-shaped hydrofoil (25) arranged on a keel (20) and a rudder-shaped hydrofoil (35) arranged on a rudder (30), wherein the sword and / or the rudder wing (25, 35) are electrically adjustable, - with an electronic distance sensor (60) arranged on the bow or mast of the watercraft (1) for non-contact detection of a distance to a water surface, - with a control unit (70) for controlling an angle of attack of the sword and / or rudder wing (25, 35), wherein the control unit (70) is designed such that the angles of attack of the sword and / or rudder wings (25, 35) are controlled depending on the distance detected by the electronic distance sensor (60), characterized in that that the water level sensor (60) is arranged on the bow or mast in such a way that a distance to a water surface in front of the watercraft (1) is detected, and that the sword (20) has a capacitive water level sensor (80) for detecting the sword wing immersion depth (h) KT ) and / or distance (h R ) of the hull (10) to the water surface.

The invention relates to a quadruple sailing boat (1) for fish farming in open or ocean sea areas, comprising at least one base structure (2), at least one seine (5), at least one driving and accommodation compartment (3), at least one sail system (4) and at least one storage silo (6), all of which are modular and / or detachable. According to the invention, the at least one base structure (2) comprises: at least two main floats (7) which are parallel and spaced apart from each other and are connected or fastened to each other by means of at least one arm (8); and at least two secondary floating bodies (9) adjacent to each of the at least two main floating bodies (7), the perimeter of the secondary floating bodies being smaller than the perimeter of the at least two main floating bodies (7), and the two secondary floating bodies being arranged parallel to each outboard and at a distance from the at least two main floating bodies.

The present invention relates to a method of operating a wind-assisted propulsion arrangement (10) comprising a wingsail structure (100), which can be stowed in a space saving manner. The wingsail structure (100) comprises a wingsail frame (101) comprising a rigid or semi-rigid main wingsail (110) and flap (120) having an aerofoil, and at least one upper and lower coupling member (130; 140) connecting the main wingsail and the flap. The wingsail structure further comprises a foundation (20) arranged to be fixed to a body (3) of the vessel (1), the wingsail frame being rotatable in respect to the foundation. The upper and lower coupling members are configured to bring the main wingsail and the flap to a first unfolded standing position (I) and to a second folded standing position (IIa; IIb). The wingsail structure further comprises a tilting arrangement configured to bring the wingsail frame (101) from the second folded standing position (IIa; IIb) to a third tilted position (IIIa; IIIb).

Captive-sail hauling system (1) comprising: - a flying trajectory-control device (7) attached to a hauling sail (5) by fixed shrouds (6) and mobile shrouds (6), the flying trajectory-control device (7) being able to control the mobile shrouds (6); - a hauling line (8) connecting the flying trajectory-control device (7) to the base platform (3); - a guide line (9) connecting the leading edge (16) of the hauling sail (5) to the flying trajectory-control device (7); - a mooring line (10) of which one of the ends is connected to the base platform (3) and the other of the ends of which is slidingly coupled to the guide line (9); - an angle-change transmission element (13) attached to the mooring mast (4).

The present disclosure relates to a marine installation (4) including a wind propulsion system (6) and an equipment housing (8). The wind propulsion system (6) includes a base (10) and a wind engagement unit (12), the base (10) being configured to be disposed on a deck structure (14) and support the wind engagement unit (12), and the wind propulsion system (6) further includes at least a first hydraulic actuator (18). The wind propulsion system (6) further includes a hydraulic power unit (20) disposed within the equipment housing (8). The wind propulsion system (6) further includes a hydraulic conduit (22) extending from the hydraulic power unit (20) to the first hydraulic actuator (18), the hydraulic conduit (22) extending between the equipment housing (8) and the first hydraulic actuator (18).

A boat (1) has a hull (2) and an apparatus (16) with an electric generator (18) for electric energy recovery; the apparatus (16) has a support (12), which is movable with respect to the hull (2) with a reciprocating motion along a trajectory (K), is coupled to the electric generator (18) so as to generate electric energy due to the movement between a top dead centre and a bottom dead centre along said trajectory (K) and carries a blade (10), arranged below the hull (2) so as to be permanently and completely arranged in the water during the use of the electric generator (18); the apparatus (16) has an actuator (14), which is operated by an electronic control unit (15) to vary an external configuration of the blade (10) and, hence, change a hydrodynamic lift or a hydrodynamic resistance along said trajectory (K) when the support (12) and the blade (10) reach the top and bottom dead centres during an oscillatory pitching movement of the hull (2).

The disclosure concerns a wind propulsion system (4) for a marine vessel (2). The system (4) comprises a wingsail (6) having a leading edge (14) extending along a spanwise extension (S) of the wingsail (6), a base (8), an actuator arrangement (18), a detector arrangement (24), and a control arrangement (26). The actuator arrangement (18) is configured to move at least a portion of the wingsail (6) in relation to the base (8). The detector arrangement (24) is configured for determining at least a first wind direction at a first position (I) around or in front of the leading edge (14) and a second wind direction at a second position (II) around or in front of the leading edge (14). The control arrangement (26) is configured to control the actuator arrangement (18) based on at least the first and second wind directions.

The present invention relates to a sail propulsion element comprising a mast (3) and an inflatable sail (1) consisting essentially of two adjacent surfaces (5) substantially fluid-tight, said two adjacent surfaces (5) being joined together around their periphery to form at least one closed cavity therebetween, said sail having an upper part (6), a lower part (7), a leading edge (8) and a trailing edge (9), said sail including various curvatures forming a bulge over its length, at least one air duct arranged between the inside and the outside of the sail cavity, and at least one means for injecting air into the cavity, said sail having a profile which, when inflated, remains permanently symmetrical regardless of the movement of the propulsion element or the direction or strength of the wind, a headboard (10) arranged on the upper part (6) of the sail, and a sail receptacle (11) arranged on the lower part of the sail between the leading edge (8) and the trailing edge (9). The element according to the invention is characterized in that it comprises a guide line (12) arranged in a closed cavity of the sail for the operations of hoisting and dropping the sail, the guide line extending from the leading edge (8) to the trailing edge (9) of the sail through the headboard (10) and the sail receptacle (11).

The present invention solves the problem of energy loss due to the change of the direction of rotation of a Magnus drum by using wind energy instead of depending on a Magnus drum driving motor, and is characterized in that: a hull is equipped with a wind direction detector and a Magnus drum; the Magnus rotating cylinder comprises a cylinder part for generating a pushing force and a cylinder part rotation direction changing part, the cylinder part for generating the pushing force is used for providing the pushing force by rotating relative to the wind; the cylinder part rotation direction changing part comprises a lower supporting table, a wing supporting table, a wing supporting table moving device, a plurality of wind receiving wings with variable postures, and a wing posture changing driving motor for changing the postures of the wind receiving wings. And a device controller for controlling the drive motor for changing the wing attitude according to the wind direction detected by the wind direction detector.

A Magnus rotor comprising: a rotor rotatable about a rotor axis and having an external surface defining a rotor diameter, the rotor having an internal running surface defining a running surface diameter no greater than 80% of the rotor diameter; a support structure configured to rotatably support the rotor; and, a plurality of wheels, each wheel being rotatably mounted to the support structure so as to rotate about a respective wheel axis extending substantially parallel to the rotor axis and being positioned such that the wheel rolls against the internal running surface as the rotor rotates about the support structure. This disclosure further relates to a wheel assembly, a drive assembly, a biasing assembly and a gimballed wheel mechanism for a Magnus rotor.

To provide a large ship with a rigid sail capable of securing field of view from a bridge in accordance with the SOLAS treaty.SOLUTION: This invention targets a large ship with 55 m or more in total length where a monitoring position WP of a bridge 19 is installed on a deck 9 in a plan view and where n rigid sails (n is an integer greater than or equal to 3) are installed at intervals along the centerline through a bow 5. The height dimension of all rigid sails is the one less than or equal to the highest dimension (it is a radar mast 21 in this example) of ship hull structures excluding the rigid sails. The height dimension of the rigid sail is determined so that the all tips in the height direction from the n-th rigid sail to the m-th rigid sail can be seen from the virtual view point at the monitoring position for the rigid sails from the n-th rigid sail to the (m+1)-th rigid sail, where m and n are integers, 2≤m<n, when viewed from the monitoring position WP. A width dimension is determined so that both ends in the width direction of the one or more rigid sails installed in the bow direction from the (m-1)-th rigid sail does not exceed a virtual visual line when looking at both ends of the m-th rigid sail from a virtual viewpoint of the monitoring position WP.SELECTED DRAWING: Figure 1

The present invention relates to a wind-assisted propulsion system for a ship, wherein a flap can adjust the air suction direction and discharge direction on the left and right-side surfaces while moving laterally relative to a column-shaped body according to the direction of wind blowing from the front while the ship is sailing, and lift can be increased by reducing turbulence by ejecting air via the flap. The wind-assisted propulsion system for a ship according to the present invention may comprise: a wing body part mounted on the upper surface of a deck of the ship and having inlet ports, through which air flows in, formed on both side surfaces so as to open outward; a flap part which is installed at the rear of the wing body part so as to be able to slide laterally, opens one of the two inlet ports on the wing body part while closing the other inlet port by sliding relative to the wing body part according to the direction of wind blowing while the ship is sailing, and has an outlet port, through which the air that flows in via the inlet ports of the wing body part is discharged, formed so as to open outward; and a blowing module which is installed inside the wing body part and forcibly suctions air through one inlet port opened by the flap part and then discharges the air to the outside through the outlet port of the flap part.

The invention relates to a vessel comprising a wind propulsion unit (100) that is elongate in a vertical direction when in the operating position comprising propulsive elements (111, 112) and a mast (121).The invention relates to a tilt device comprising a base (210) that is rigidly attached to a proximal region of the mast (121) of a unit, which tilt device rotates on a horizontal main axis (A) on a support (220) attached to a deck of the vessel, a tilt control device (216, 217) causing the base to rotate relative to the support, which tilt control device comprises a first actuator (217) capable of generating a linear force in a horizontal direction and a redirection element (216) connecting the actuator to the base (210) in order to exert a force on the base in a first region (218) located at a distance from the main axis, and a locking device (300) for locking the base (210) to the support element (220), which locking device comprises a second actuator (310) that is capable of exerting, in a second region (215) of the base (218), a retaining force in the vertical direction.The wind propulsion unit (100) can be moved, by virtue of the one or more first actuators (217), between an inactive position, wherein it extends along the deck of the vessel and an erect position, the locking device (300) being capable of contributing to holding the unit in its active position.

This wind force propulsion device is installed on a moving body and generates propulsion force by receiving wind. The wind force propulsion device is provided with an assembly comprising: a rotating body that can rotate around a rotating shaft extending in a predetermined direction; and a plurality of plate-shaped blades that are respectively fixed to the rotating body. The plurality of blades are provided so that virtual straight lines connecting both ends of each of the plurality of blades are parallel to each other.

The present disclosure relates to a method and a device for controlling a device (150) for sailing a wind-engaging unit (101) of a wind-propelled arrangement (100) of a vessel (1), the wind-propelled arrangement (100) comprising:-a wind-engaging unit comprising at least one movable part (120), and-a base (20) connected to the wind-engaging unit (101) and to a body of a marine vessel, and wherein the wind-engaging unit (101) comprises at least one movable part (120), and wherein the movable part (120) is movable relative to the base (20). The method comprises: determining (S101) a wind speed (TWS; TWS) experienced by the wind joining unit (101); aWS), determining (S102) a wind speed (WS; tWS is carried out; aWS) exceeds one or more threshold values (T) determined for the wind engagement unit (101); and if so: controlling (S103, S101) at least one movable portion (120) of the wind engagement unit (101) to displace relative to the base.

The invention relates to a sail propulsion element comprising: a mast (3); an inflatable sail (1) consisting essentially of two adjacent surfaces (4a, 4b) that are substantially leak-tight and linked to each other about the periphery thereof, thereby forming at least one closed cavity between them about the mast (3), said sail comprising an upper portion, a lower portion, a leading edge (6) and a trailing edge (7); at least one air duct placed between the inside and the outside of the cavity of the sail; at least one means for injecting air into said cavity, the sail, once inflated, having a profile that remains permanently symmetrical, irrespective of the movement of said propulsion element or the direction or intensity of the wind; a headboard located on the upper portion of the sail; and a sail receptacle located between the leading edge and the trailing edge on the lower portion of the sail. The element is characterised in that the sail comprises a plurality of cells (5) arranged spanwise across the sail, each cell (5) extending from the leading edge (6) to the trailing edge (7), said cells (5) being spaced apart by a rib consisting of a first flexible material.