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WO/2021/001418A1 |
The disclosure concerns a method and a system (10) for controlling a propulsive power output applied to a propeller shaft (6) of a ship. If a current value of a propulsive power of a propulsive power source (4) equals or falls below a lo...
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WO/2020/240119A1 |
The present invention relates to a device comprising a variable pitch propeller (11) and means adapted to modify the pitch of the propeller by Venturi effect.
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WO/2020/235688A1 |
The present invention addresses the problem of providing: a ship main engine monitoring method capable of monitoring a main engine state with an accuracy comparable to actual measurements, without requiring much actual measurement equipm...
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WO/2020/224773A1 |
Invention relates to a controllable pitch propeller (10) which comprises a force transmission system (31) configured to rotate propeller blades (22) in respect to the hub (12) by movement of a yoke (32) in the longitudinal direction, whe...
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WO/2020/172689A1 |
A mechanism is provided to modulate a pitch of blades of a fan, turbine or propeller driven by a rotating shaft bearing a helical thread onto which a nut ("axial modulator") made of a ferromagnetic material is threadedly mated; this nut ...
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WO/2020/119945A1 |
A propulsion system (10) for a marine vessel (100) is provided. The propulsion system (10) is easy to service, as respective components of the same, i.e. an electric motor (26), a thrust bearing (30) and a fluid distribution unit (40), a...
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WO/2020/081111A1 |
A coupling mechanism controls the location of the central primary draft load transmitting fixed-length link independently of the coupler. The coupling mechanism allows for translation in at least three orthogonal directions and for rotat...
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WO/2019/086086A1 |
The invention relates to a method for propulsion control by means of an add on propulsion control system (1) (PCS) that is designed to cooperate with an already existing PCS/RCS solution (5) with the purpose of minimizing the fuel consum...
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WO/2019/040490A1 |
A vehicle is provided having at least one control motor that includes a drive motor having a stationary portion and a rotatable portion, where the drive motor rotatable portion is coupled to a rotor shaft, where the drive motor is config...
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WO/2019/011779A1 |
The present invention relates to a method for controlling the propulsion of a ship (10). The ship (10) comprises an engine (5) and a controllable pitch propeller (7), wherein torque and engine speed are adjusted to correspond to an outpu...
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WO/2019/012191A1 |
The present invention relates to a device for directly controlling a blade which comprises a stator (1), at least one blade support (7) composed of at least one curved magnet (6), the blade support (7) being secured to at least one blade...
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WO/2019/004807A1 |
The invention relates to designs of rotating-blade cycloidal propulsive elements. A dual-rotation rotor for a cycloidal propeller comprises a primary rotor which rotates about its own axis and is kinematically connected to a drive shaft....
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WO/2018/234328A1 |
Various aspects provide for a rotational actuator comprising a piston configured to move tangentially in a channel. The piston may be coupled to an axle via a lever to rotate the axle as the piston moves. Hydraulic fluid pumped into/out ...
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WO/2018/131821A1 |
The present invention provides an automatic angle-of-attack control wing that always maintains a reference angle of attack with optimum efficiency by automatically controlling the angle of attack of a wing according to changes in the dir...
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WO/2018/117355A1 |
The present invention relates to a method for reducing the overall pressure fluctuations by controlling the phase difference of pressure fluctuation time series of the two propellers of a twin-screw vessel, wherein with respect to contro...
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WO/2018/117356A1 |
The present invention, in order to resolve an issue of pressure fluctuations that arise due to both the left and right propellers of a twin-screw vessel, an issue that can be greater and more complex than for a conventional vessel, relat...
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WO/2018/111059A1 |
The invention relates to the field of transport by air and water and to power engineering, in particular to designs of bladed propellers. A rotating-blade propeller comprises a plurality of blades which are independently connected to spi...
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WO/2018/094575A1 |
The present invention relates to the field of vessel propeller devices and provides a variable-pitch propeller device comprising a propeller blade (1) and a connecting boss (5). A flow-guiding end base (15) is installed on an end portion...
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WO/2018/065800A1 |
A propeller (1) and a respective use method are described, comprising a cylindrical casing (3), a hub (2) couplable to an engine and rotatably mounted at least partially in the cylindrical casing of the propeller, and at least one blade ...
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WO/2018/065032A1 |
The present invention relates to a novel propeller for a marine vessel and a method of installing the hub cap to the hub. More specifically, the present invention relates to hub caps for use in connection with both fixed pitch and contro...
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WO/2018/045253A1 |
The present invention relates to a rotor assembly where associated electric motors are configured to rotate the rotor, control the collective pitch of the rotor/assembly, and/or control the cyclic pitch of the rotor/assembly, by varying ...
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WO/2016/169991A9 |
The present invention relates to a method for controlling the fuel consumption of a ship, the ship comprising an engine and a controllable pitch propeller, wherein torque and engine speed are adjusted to correspond to an output set point...
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WO/2018/030722A1 |
A device and a method for controlling the pitch angle of a propeller are disclosed. According to one aspect of the present embodiment, one objective of the present invention is to provide the device and the method, which calculate the pi...
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WO/2018/008589A1 |
A port-side propeller 2a and a starboard-side propeller 2b are both configured from a variable pitch propeller, and control for turning right while stopped is implemented in which the port-side propeller 2a generates forward propulsion T...
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WO/2017/203253A1 |
The propeller has a hub (22, 23) rotatably carried on a drive shaft (2) with blades (3) projecting radially from the hub. Each of the blades includes a fixed-pitch portion which is fixed relative to the hub and a pitch-change flap (7) wh...
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WO/2017/200609A1 |
The present disclosure pertains to self-piloted, electric vertical takeoff and landing (VTOL) aircraft that are safe, low-noise, and cost-effective to operate for cargo-carrying and passenger-carrying applications over relatively long ra...
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WO/2017/201324A1 |
A variable pitch propeller apparatus enables a propeller to have different pitch angles in one revolution about the drive shaft The propellers are coupled: to a race that is flexible and actuated into different offset distances by a race...
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WO/2017/187746A1 |
Provided is a ship propeller comprising the following: a propeller blade including a blade flange; a hollow propeller boss provided with a blade-fixing hole; a disk that abuts the blade flange through the blade-fixing hole, that is faste...
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WO/2017/178061A1 |
The present invention relates to a novel propeller for a marine vessel and a method of installing the hub cap to the hub. More specifically, the present invention relates to hub caps for use in connection with both fixed pitch and contro...
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WO/2017/141711A1 |
The purpose of the present invention is to reduce energy loss occurring during navigation of a ship and to efficiently control propulsion force. Provided is an electric propulsion device (10), wherein in a first control mode, a governor ...
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WO/2017/109149A1 |
The invention relates to a method for controlling a thruster of a marine vehicle (1) including a body (2) and a thruster (3) mounted on the body (2) of the vehicle (1). The vehicle (1) is at least partially submerged in a liquid, moves, ...
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WO/2017/109148A1 |
The invention relates to a method for controlling a thruster of a marine vehicle (1) that is at least partially submerged in a liquid and includes a body (2) and a thruster (3) that includes two propellers (AV, AR). Each propeller includ...
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WO/2017/084773A1 |
Method for operating a ship propulsion system (11), wherein the ship propulsion system (11) has a ship's engine (12), optionally a transmission (16), a propeller shaft (14) and an adjustable propeller (15), wherein the transmission (16) ...
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WO/2017/021844A1 |
Machine (1) for transmitting energy to, or receiving energy from, fluids in general, has a containing structure (2) that receives an impeller (3) onto which a plurality of blades (4) is rotatably mounted that are suitable for transmittin...
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WO/2016/055146A3 |
A variable pitch propeller 1 and a propeller blade flange 9 for a marine vessel is provided. The variable pitch propeller 1 comprises a propeller hub 3, a propeller blade flange 9 for a propeller blade 7 and a sealing arrangement 19. The...
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WO/2016/176802A1 |
Disclosed is a collapsible storage fan, which pushes one end of a slide-limiting press plate to pass through a locking through-slot (52A) during normal usage of the fan by a locking mechanism (5), which comprises a downward pressing comp...
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WO/2016/169991A1 |
The present invention relates to a method for controlling the fuel consumption of a ship, the ship comprising an engine and a controllable pitch propeller, wherein torque and engine speed are adjusted to correspond to an output set point...
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WO/2016/147940A1 |
The purpose of the present invention is to provide a horizontal shaft rotor that is for use in a propulsion machine, that makes it possible to change the position of a blade of the horizontal shaft rotor such that the pitch angle thereof...
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WO/2016/138960A1 |
The present invention discusses a method of and an arrangement for the lubrication of a controllable pitch propeller of a marine vessel. The lubrication is based on continuous lubricant circulation from the hydraulic powerpack to the hub...
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WO/2016/132610A1 |
Provided is a ship propulsion system such that an increase in the size of a main engine can be minimized. The ship propulsion system (1) is equipped with: main generators (10A, 10B, 10C) that supplies power to the interior of a ship; a p...
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WO/2016/113599A1 |
This invention is a propeller with the ability to suddenly shift the thrust vector. The normal operation of this propeller is the same as the others and produces the thrust vector which is parallel to its shaft. If it is necessary, this ...
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WO/2016/092206A1 |
The invention relates to an energy-generating and/or propulsion device (1) comprising: a rotary propeller; an annular support (10); and blades (20) comprising a first end forming a base and a second end forming a vertex, the blades being...
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WO/2016/053777A3 |
A method of controlling a rotary wing aircraft includes accelerating the aircraft in a fore direction independently of cyclic control of the main rotor and pitch of the aircraft.
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WO/2016/055159A2 |
The invention relates to a method for operating an automatically driven, driverless motor vehicle (1), in particular a passenger vehicle, in which sensor data is evaluated with respect to the objects (17) to be taken into account during ...
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WO/2016/055146A2 |
A variable pitch propeller 1 and a propeller blade flange 9 for a marine vessel is provided. The variable pitch propeller 1 comprises a propeller hub 3, a propeller blade flange 9 for a propeller blade 7 and a sealing arrangement 19. The...
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WO/2016/034639A1 |
The invention relates to a variable-pitch propeller having a hub (18), at least one propeller blade (20) and a hydraulic adjusting device (22) for adjusting the pitch of the at least one propeller blade (20) by means of a hydraulic fluid...
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WO/2016/029982A1 |
The present disclosure relates to a system and method for indicating a pitch angle of a variable marine propeller of a vessel. The pitch angle indication system (100) may comprise a first hydraulic cylinder (110) having a first inlet (11...
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WO/2016/029983A1 |
A power system for a marine vessel comprises an engine and a controllable pitch thruster (14) drivably coupled to the engine. A speed of the controllable pitch thruster various with a speed of the engine. A control unit (16) receives a t...
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WO/2016/024042A1 |
The object of the invention is a method and an apparatus in an electric propulsion arrangement of a sailing vessel, wherein the sailing vessel has a traction device provided with an electric motor and with a propeller mechanism (1), the ...
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WO/2015/182157A1 |
A hybrid propulsion system (10) for a mobile object is provided with an motor generator (19), a first power converter (25a), a second power converter (25b), and a controller (14), the controller including a first power command value outp...
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