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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/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/2016/176802A1 |
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/2016/169991A9 |
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/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/2016/055146A3 |
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/2016/055159A2 |
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/2016/053777A3 |
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/2016/034639A1 |
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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WO/2015/172788A1 |
Rotating Steering System for regulating the course of a ship. A rotating steering system as shown in Fig. 1 comprises a set of rotating symmetrically wing shaped blades (1) with adjustable synchronised pitch, mounted in a wheel containin...
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WO/2015/050508A1 |
A controllable pitch propeller assembly comprises a propeller assembly, a shaft assembly and a collar assembly. A hub (1) is reciprocally installed on a shaft (6) through splines (6a). A number of blades (3) on pivot shafts (4) around th...
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WO/2014/204918A1 |
A variable pitch system for a water or wind turbine includes a hydraulic system that includes a first hydraulic system (90) and a second, redundant hydraulic system (92) that are completely contained in a nose region of the turbine. The ...
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WO/2014/202824A1 |
A pitch angle indicator system indicates a pitch angle of blades (201) of a propeller of a marine propulsion unit. A mechanical link (202) couples at least one of said blades (201) to a first end of a first rod (211). An indicator (216) ...
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WO/2014/198288A1 |
A propeller arrangement (100) for a marine vessel, the propeller arrangement (100) comprising a propeller (110), a propeller shaft assembly (120) comprising a shaft portion (122) extending from a distal side of the propeller (111 ), a su...
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WO/2014/195931A1 |
A device for automatic control of an angular position of turbine blades of a propeller device, in which the turbine blades are rotatable about a rotational axis and are pivotally displaceable about their respective pivot axes. The device...
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WO/2014/141902A1 |
The objective of the present invention is to provide a ship that protects an electric motor without using a frequency converter and that is capable of propulsion by means of the combined output of the output from an internal combustion e...
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WO/2014/102559A1 |
A propeller and related method for the adjustment of the fluid-dynamic pitch of the propeller blades are described. The propeller is provided with at least one rotatable blade pivoted to a propeller cylindrical casing (3), a hub (2) adap...
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WO/2014/060994A1 |
A propulsion system (1) for a vessel, the propulsion system comprising at least one permanent magnet motor (2), which permanent magnet motor comprises an outer housing structure(3). In the housing structure, a stator (4) and a rotor (5) ...
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WO/2013/135417A1 |
The invention relates to a propeller for a turbine or for a ship, comprising the following features or components: a rotor with a hub body; rotor blades with journals which are borne by the hub body; a drive shaft for pivoting the rotor ...
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WO/2013/113681A1 |
The invention relates to a method for the operation of a marine propeller (1) comprising the following steps: - detection, by means of a sensor (11), of noise on a solid body (1, 4, 8) caused by gas cavitation and/or pseudocavitation, - ...
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WO/2013/115487A1 |
According to one embodiment, a variable-pitch-propeller drive device has a blade of which the pitch angle varies continuously in accordance with the direction of rotation of the propeller shaft, and has a pitch-adjustment device for adju...
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WO/2013/034946A1 |
There is described a propeller (1 ) of the type comprising an external cylindrical casing (2) coupled directly or indirectly to an engine shaft in a manner rotatable about the axis (X) of the propeller, and at least one blade (3) provide...
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WO/2013/034972A1 |
There is described a propeller (1) of the type comprising an external cylindrical casing (2) coupled directly or indirectly to an engine shaft in a manner rotatable about the axis (X) of the propeller, and at least one blade (3) provided...
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