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WO/2024/085793A1 |
Disclosed is the use of an aqueous deicing/anti-icing composition for reducing carbon fibre degradation. Said composition comprises 40-60% by weight of at least one alkali metal carboxylate and 0.1-2.0% by weight of microfibrillated cell...
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WO/2024/074448A1 |
The invention relates to an injector (3) for a de-icing device for an air intake of an aircraft turbojet nacelle, the injector (3) comprising a peripheral member (30) internally defining a passage duct (6), the peripheral member (30) com...
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WO/2024/059113A1 |
A method of imparting anti-icing characteristics to an article includes combining a part A composition with a part B composition and a part C composition to form a ready-to-use composition; applying the ready -to-use composition on at le...
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WO/2024/049386A1 |
The present invention relates to a body (2); at least one wing (3) located on the body (2); at least one icebreaker (4) on the wing (3), which enables the ice formed on the wing (3) surface to be removed from the wing (3) surface; an act...
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WO/2024/038047A1 |
A power transmission system (20) for a propeller hub of an aircraft is described, wherein the power transmission system comprises a hollow inner conductive cylinder (4) configured to be mounted to a rotatable shaft a hollow outer insulat...
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WO/2024/033345A1 |
The artefact comprises a flat or curved body substantially made of metal or metal alloy or composite material and comprising one or more ice protection panel(s). The ice protection panel(s) comprise a heater film and at least one ply mad...
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WO/2023/244593A1 |
Described herein are molecular inks, methods for printing the molecular inks on flexible substrates, and methods for forming printed electronic elements, such as resistive heaters, force sensors, motion sensors, and devices that include ...
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WO/2023/240075A1 |
A heating system includes heaters configured to heat a liquid contained in a tank. Each of the heaters includes a heating element, a temperature sensor coupled to the heating element, a control unit in communication with the heating elem...
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WO/2023/232828A1 |
The invention relates to a de-icing device for an air intake of an aircraft turbojet engine nacelle, having at least one injector (3) for injecting a stream of hot air (FAC) comprising a peripheral member (30) which internally defines a ...
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WO/2023/233097A1 |
Propulsion assembly (100) for an aircraft, in particular a multi-engine helicopter, comprising at least a first engine (1) and a second engine (2) that are configured to operate in at least one standby mode, a primary air-circulation dev...
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WO/2023/222549A1 |
The invention relates to a de-icing system configured to be mounted on a surface (3A, 3B) of a mechanical part (1) to be de-iced, said system comprising at least: - a piezoelectric actuator (9), - a fastening device (11) configured to fa...
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WO/2023/218138A1 |
The invention relates to a method for detecting an anomaly in a system (110) of an aircraft (100), comprising: - obtaining a current series of measurements of one or more physical quantities (PT1, PT2) of the system (110), during a time ...
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WO/2023/198547A1 |
In a method for de-icing a component (12) of an aircraft (2) using a reformer (4) for hydrogen (6) for a fuel cell (10), which reformer creates waste heat (8), the waste heat (8) of the reformer (4) is transported by means of a heat chan...
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WO/2023/186994A1 |
The invention relates to measuring equipment comprising a heating device, the equipment being intended to be externally arranged on the skin of a vehicle capable of travelling in a climatic environment susceptible to icing conditions, th...
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WO/2023/187292A1 |
The invention relates to an integrated unit (220) for transferring rotary power from an electrical circuit for de-icing propeller blades and the nose cone (110) of a turbomachine, the unit comprising: - a rotary transformer (2221) compri...
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WO/2023/175265A1 |
The present invention relates to an aircraft part comprising: a composite material structure comprising a fibrous reinforcement embedded in a matrix; a heating element (9) configured to heat the part, the heating element (9) being embedd...
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WO/2023/154827A1 |
A system includes an optical pressure sensor. A controller is operatively connected to receive input from the optical pressure sensor. An output connection is operatively connected to communicate output data from the controller. The cont...
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WO/2023/144563A1 |
A method of deicing an airfoil is provided. In preferred embodiments, the method comprises coupling a plurality of piezo-electric transducers (PETs) to an inside surface of an airfoil. The PETs are electrically coupled to a DC-DC convert...
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WO/2023/139859A1 |
Provided is an electric propulsion device comprising: a hollow shaft having a shaft channel formed therein so as to extend in an axial direction; a boss having a space formed therein; a plurality of blades having blade channels formed th...
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WO/2023/111469A1 |
The present invention relates to an annular air intake lip (40) for a nacelle (3) of an aircraft propulsion assembly (1), the lip (40) extending about an axis of revolution (X) and comprising: - an external annular wall (42), - an intern...
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WO/2023/113647A1 |
The invention relates to the field of temperature measurement and heat measurement and can be used for the remote detection of icing. A method for determining the phase transition temperature and volume of a sample of liquid includes det...
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WO/2023/080810A1 |
The invention relates to the field of electrical engineering, and more particularly to means for remotely detecting ice formation and determining environmental conditions. A thermoelectric icing sensor comprises a first thermoelectric as...
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WO/2023/067266A1 |
Device for de-icing an aerodynamic profile (100), comprising a surface referred to as a lower surface, a plurality of unitary cavities (2a, 2b) delimited by a lattice of partitions (3a, 3b) on the surface, and a barrier arranged on the l...
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WO/2023/055322A1 |
The present invention relates to a body (2) which is located on the air vehicle; at least one wing (3) extending outward from the body (2), which comes into contact with the air to provide the lift force to the body (2).
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WO/2023/053870A1 |
[Problem] To provide a fan blade, an engine, and a structure with anti-icing and de-icing functions, having a simple structure and capable of efficiently carrying out anti-icing and de-icing. [Solution] Provided is a fan blade arranged o...
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WO/2023/049991A1 |
Methods and systems are described for a moisture and icing detection system for an aircraft with an exterior component. The moisture and icing detection system includes a flexible sensor film comprising a water sensor and temperature sen...
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WO/2023/052459A1 |
The present disclosure provides a coated aircraft propulsion system component, in particular an aircraft blade, comprising a coating applied to at least a part of said aircraft propulsion system component, wherein said coating comprises ...
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WO/2023/033247A1 |
The present invention relates to an electromagnetic wave absorption technology-based multifunctional heating sandwich composite material applicable to a large wing structure, and a method for manufacturing same. In particular, the presen...
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WO/2023/012214A1 |
The invention relates to an article (10) for reducing the adhesion of ice, comprising: - a substrate (11), made of metallic material, which has a surface (12) having at least locally a micro-textured zone (15) formed by a plurality of re...
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WO/2023/285324A1 |
A method for applying a fluid, such as deicing fluid, to a surface of an airplane. A vehicle loaded with a fluid has a nozzle for spraying said fluid onto said surface and at least one sensor and a processing unit is provided for determi...
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WO/2022/263770A1 |
The invention relates to a de-icing system which comprises: - actuators (210) attached to the part (106); and - a device for controlling the actuators (210) in order to vibrate the part (106). The control device is designed for the follo...
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WO/2022/263701A1 |
Disclosed is a device comprising: a piezoelectric or ferroelectric substrate (2) on which ice is deposited; electrodes (3), connected to the substrate (2); a vector network analyser (7), connected to the electrodes (3) and configured to ...
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WO/2022/258849A1 |
A propeller blade comprising a deicing system is described, wherein the propeller blade comprises a blade body (1) comprising a carbon fibre fabric skin, a leading edge (11), a trailing edge (12), a hub end (9) and a tip end (10). The bl...
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WO/2022/247027A1 |
Provided are a deicing fluid tank (1) internally provided with an electric heating device (2); a deicing fluid filling station provided with the deicing fluid tank (1); a deicing fluid replenishing vehicle, comprising a vehicle chassis (...
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WO/2022/241544A1 |
A system and a method are described for detecting and removing ice from a surface. The system comprises an electrical current source for providing a pulse-electro thermal de-icing electrical current, a heating track provided at the surfa...
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WO/2022/189999A1 |
An anti-icing device (1) for intake opening (2) of the engine nacelle (3) comprising: a first Joule effect heater device (10) coupled to a first outer annular wall (5) of a front annular portion (4) of the nacelle and powered by electric...
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WO/2022/184325A1 |
A system for generating electrical energy from thermal waste energy and removing thermal waste energy in an aircraft is provided. The system includes a thermal management circuit configured to channel a flow of coolant fluid that collect...
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WO/2022/175099A1 |
The present invention relates to an integrated controller unit (10) for controlling at least one engine motor (26) and at least one servo motor (28), comprising a power link section (12) for connecting the controller unit (10) to an exte...
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WO/2022/175208A1 |
A propulsion system for a propeller (17) of an aircraft is described, wherein the propulsion system allows for transmission of electrical power such as for a deicing system for the propeller (17). The propulsion system comprises a rotata...
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WO/2022/162068A1 |
A device and method for detecting a phase transition between a first, liquid phase and a second, solid phase of a substance comprises a pair of electrodes, a sensing layer arranged in an electrical path between the pair of electrodes and...
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WO/2022/159583A1 |
Winter icing can adversely impact transportation systems (aircrafts, drones, trains, etc.), infrastructure, and energy systems, among many other things. Existing ice-shedding coatings generally suffer from low durability under various me...
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WO/2022/150799A1 |
One aspect of the invention provides an electric heater including: a resistive heating element; a current transformer positioned around a portion of the resistive heating element or a lead thereto, the current transformer adapted and con...
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WO/2022/136318A1 |
The invention relates to a system for protecting a surface of an aircraft against icing by blasting a quantity of warming air against said surface in order to warm it, this quantity of warming air needing to be at a permissible temperatu...
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WO/2022/121282A1 |
A flow distribution-type blade cam combination pump, comprising a box body (1), bearings (2), a bearing end cover (3), a bearing through cover (4), a rotating main shaft (5), a cam (6), rotating blades (7), and a rotating blade upper thr...
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WO/2022/073892A1 |
Disclosed is a supersonic speed attenuator (2) for an air inlet (5) of an aircraft power plant (8), comprising a conical external wall (20) with a tapered end (21) upstream and an internal dividing wall (22) that delimits, with the conic...
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WO/2022/074405A1 |
A propulsion system for an aircraft having a two stage contra-rotating fan system to generate thrust. The contra-rotating fan system is surrounded by an aerodynamic duct, having the power train within the duct.
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WO/2022/074040A1 |
Disclosed is a system for protecting an outer surface of an aircraft from icing, comprising at least two fuel cells (112, 212), characterised in that it comprises a first and a third liquid circuit (114, 214) each circulating a coolant f...
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WO/2022/055629A1 |
Systems and methods for machine-learning-based aircraft (102) icing (204, 212, 222) prediction use supervised and unsupervised learning (328) to process real-time environmental data, such as onboard measurements of outside air temperatur...
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WO/2022/045487A1 |
The present invention relates to an anti-icing/de-icing honeycomb core composite material and a method for manufacturing same. The anti-icing/de-icing honeycomb core composite material may be manufactured by a method comprising: a formin...
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WO/2022/023683A1 |
Said device for detecting a frosting intensity (2) for an aircraft (1) in flight comprises a surface for collecting the frost and measuring means (4) capable of measuring the thickness of the frost deposited on the frost collection surfa...
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