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WO/2020/245529A1 |
A planetary reduction gear (10) for an aircraft turbine engine, said reduction gear comprising a rotatable sun gear, a rotatable ring gear (9) and satellite gears meshed with the sun gear and the ring gear and carried by a planet carrier...
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WO/2020/244690A1 |
The present invention relates to a cooling system for cooling at least one first turbine stage (1) and at least one downstream second turbine stage (2) of a gas turbine, in particular an aircraft engine gas turbine, wherein the cooling s...
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WO/2020/240112A1 |
The invention relates to a system (1) for lubricating an aeronautical engine (5) and a reduction gearbox (4) associated with the engine (5), the system (1) comprising an oil reservoir (2) feeding at least one first supply pump (3) supply...
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WO/2020/242675A1 |
A turbine blade (440a, 440b) having a base (442) and an airfoil (441), the base including a root end (444). The airfoil including a skin (460) extending from the base and defining a leading edge (446), a trailing edge (447), having a tip...
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WO/2020/239804A1 |
The present invention relates to a turbomachine assembly, comprising: - a casing (10), - a first rotor (12) which is movable in rotation with respect to the casing (10) about a longitudinal axis (X-X), and comprising: * a disk (120), and...
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WO/2020/240129A1 |
The invention relates to a module (50) of an aircraft turbine engine, said module comprising: - at least one annular housing (24, 32) of an annular combustion chamber (16), - at least one sealing ring (36, 38) for a turbine wheel (26), a...
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WO/2020/239620A1 |
The invention relates to a tool (1) for mounting and axially fixing the high pressure shaft (80) of an aircraft engine in a disassembled high-pressure turbine stage and to the use thereof. The tool (1) comprises: - a shaft end cap elemen...
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WO/2020/240970A1 |
A tail pipe (50) comprises: a pipe (51); an acoustic attenuator (61) that forms an acoustic space (Ss) on the outer peripheral side of the pipe (51); and a cooling air jacket (65) that forms a cooling air space (Sa) isolated from the out...
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WO/2020/240116A1 |
The invention relates to a component for a centrifugal degasser for an air/oil mixture of a turbomachine, the degasser being intended to rotate about an axis of symmetry, forming an annular chamber for centrifugal separation of the mixtu...
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WO/2020/241133A1 |
A rotor disc (60) has diametrically outer surfaces (63, 75b), a diametrically inner surface, a plurality of blade root grooves (64) recessed diametrically inward (Dri) from the diametrically outer surfaces (63) and aligned in a circumfer...
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WO/2020/239997A1 |
The present invention relates to a casing (300) for an inlet section of a steam turbine being in communication with a valve arrangement, said casing (300) comprising a plurality of chambers (C1-C5) for admitting steam into the turbine an...
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WO/2020/239560A1 |
A heatshield for a gas turbine engine, comprising a main body having a leading edge, a trailing edge, lateral edges, a first surface and a second surface. The first surface being exposed to a hot working gas in use passing through the ga...
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WO/2020/233947A1 |
The invention relates to an assembly for a turbomachine (2), comprising a turbine nozzle (10) which comprises a tubular platform (102), an inner radial flange (103) extending radially inward from the platform (102), and a plurality of va...
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WO/2020/234007A1 |
The invention relates to a device for sealing a gap (57) between two components (4, 6) of a turbine of a gas turbine engine. The device comprises: a turbine vane ring (400) having a plurality of turbine vane segments (4), each turbine va...
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WO/2020/234542A1 |
Turbine for a turbomachine, comprising an annular row (20) of movable blades (20a) surrounded by a support ring (26) which is made of an abradable material (24) and borne by a casing (10), and a nozzle (30) which is mounted downstream of...
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WO/2020/234544A1 |
The invention relates to a regulator, configured to receive a hot air flow via an air inlet (12), to treat this hot air and to transmit the treated hot air to an air outlet (14) configured to supply a pneumatic actuator (16), comprising ...
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WO/2020/234420A1 |
The invention relates to a scraper (2) for use in pipelines filled with a flowing fluid, comprising a scraper body (4), a drive element (6), preferably a propeller, which is arranged on the scraper body and which can be rotated by the fl...
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WO/2020/229754A1 |
Oil system for a turbine engine, enabling oil to continue to be supplied to the devices of the turbine engine in the event of a fire within the turbine engine, the oil system comprising an oil circuit (2), at least one oil-consuming devi...
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WO/2020/229784A1 |
The invention relates to a method for additive manufacturing by depositing material on a part forming a substrate (3), the part forming a substrate being made of a metal alloy, and the method comprising a step of deposition with low ener...
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WO/2020/229056A1 |
The invention relates to an aircraft turbine engine module (60, 110) comprising a ventilation device configured to circulate a flow of cooling air through the turbine engine module, the ventilation device comprising an air outlet, sealin...
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WO/2020/229069A1 |
Compressor casing (50) for a turbine engine, the casing (50) comprising: - a housing (52) comprising a radially inner surface (52.1); - an upstream ferrule (54); and - a downstream ferrule (56); each of the ferrules (54, 56) having a res...
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WO/2020/224891A1 |
The invention relates to a turbine ring assembly (2) extending about an axis (X-X), comprising a plurality of ring sectors (10) which are made from a ceramic matrix composite material and form a turbine ring (4) and a ring support struct...
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WO/2020/227044A1 |
A rotating machine has a stationary portion, and a rotating portion. The stationary portion and the rotating portion having a fluid passage therebetween. The stationary portion comprising a first fluid channel, a well, and a second fluid...
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WO/2020/227277A1 |
An apparatus for cleaning an intake system of an engine includes a pressure-resistant container having a reservoir chargable with an engine cleaner composition and a discharge orifice for discharging the engine cleaner composition from t...
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WO/2020/223256A1 |
An apparatus for providing mobile electric power includes a power generation transport. The power generation transport includes an air inlet filter housing, an inlet plenum coupled to the air inlet filter housing, an exhaust collector, a...
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WO/2020/223598A1 |
A cylinder head assembly for an internal combustion engine includes a cast cylinder head and a turbocharger housing integrally cast with the cylinder head and having an integrally cast wastegate housing. The turbocharger housing is confi...
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WO/2020/217719A1 |
The present invention is a steam turbine plant and an operating method, and a combined cycle plant and an operating method, wherein the present invention comprises: a turbine (31); steam supply lines (L11, L14) that supply main steam to ...
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WO/2020/217003A1 |
The invention relates to a tool (22) for removing a fan disc from a module of a turbine engine comprising a rotor and a stator, the rotor comprising the fan disc, a drum and a sealing part secured to one another via bolts each comprising...
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WO/2020/213358A1 |
A turbine housing 100 comprises a first inner member 120, a second inner member 130 in contact with the first inner member 120, a turbine scroll flow channel 14 formed so as to be enclosed within the first inner member 120 and the second...
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WO/2020/212340A1 |
The present invention relates to a bypass air/fluid heat exchanger (2) for a turbofan engine. According to the invention, this exchanger (2) comprises: - an annular outer shroud (3) with two walls, an inner wall (32) and an outer wall (3...
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WO/2020/212344A1 |
The invention relates to a nozzle (1) for separating a primary flow from a secondary flow in a double-flow turbomachine. The separation nozzle comprises an outer annular wall (12), an inner annular wall (13), a radial annular wall (14) a...
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WO/2020/208925A1 |
A jig 1 for a vibration test of a rotor blade is used in the vibration test for assessing high-cycle fatigue characteristics of a rotor blade for an aircraft engine. The jig is provided with: a jig body 2 that holds a tab tail part Br of...
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WO/2020/210800A1 |
An aircraft engine mounting system to retrofit an aircraft engine from one aircraft type to another in a manner suitable for approved flight. The system includes a circular member having longitudinal securement members extending therefro...
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WO/2020/202863A1 |
A high-temperature part according to an embodiment is used in a turbomachine and requires cooling by a cooling medium, the high-temperature part comprising a plurality of cooling passages through which the cooling medium can flow, a head...
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WO/2020/200634A1 |
A fastening means (22) for connecting a first housing part (14) of a steam or gas turbine (10) to a second housing part (16) of the turbine, is characterised according to the invention in that the fastening means (22) is made of a parent...
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WO/2020/201033A1 |
The invention concerns a method for manufacturing a structural surface heat exchanger of preset or left-hand final shape (10) for an aircraft, comprising the steps of forming (E1), shaping (E2; E3) and assembling (E4), by welding or braz...
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WO/2020/200892A1 |
The invention relates to a device for fastening sealing plates (5) between components of a gas turbine engine. The device comprises a vane ring (400) which comprises a plurality of vane segments (4), wherein each vane segment (4) has an ...
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WO/2020/202867A1 |
A high-temperature component according to one embodiment requires cooling performed via a cooling medium, wherein: the high-temperature component comprises a plurality of first cooling passages through which the cooling medium can flow, ...
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WO/2020/202866A1 |
A high-temperature component according to one embodiment is a high-temperature component that requires cooling by means of a cooling medium, and is provided with a plurality of cooling passages through which a cooling medium can pass, an...
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WO/2020/201651A1 |
In order to fill a reservoir (15) while avoiding laborious manual filling operations, there is added to the existing device - comprising a supply duct (17), a pump (18) and a measuring probe (23) - a stop valve (21) designed to interrupt...
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WO/2020/200608A1 |
A fastening means (22) for connecting a first housing part (14) of a steam- or gas turbine (10) to a second housing part (16) of the turbine, is characterised according to the invention in that the screw (22) is made of a parent metal wi...
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WO/2020/200894A1 |
The invention relates to a transfer device for a transmission and a method for mounting a transmission designed as a planetary transmission, in particular in the form of a epicyclic transmission for an aircraft engine. The transfer devic...
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WO/2020/195978A1 |
A plant monitoring device (20) is provided with: a detection value acquisition unit (211) that acquires a bundle of detection values; a first Mahalanobis distance calculation unit (212) that calculates a first Mahalanobis distance; a pla...
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WO/2020/195792A1 |
Provided is a canned motor in which gasification of a liquid being handled, occurring when a rotor is rotating at high speed, is reduced. A canned motor 10 includes: a stator 18 disposed in a stator chamber 26; a rotor 14 disposed in a r...
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WO/2020/195627A1 |
This cooling air supply device is a turbine casing provided with a cooling air supply unit, which supplies cooling air into the inner space of the casing of the gas turbine, wherein the cooling air supply unit includes a first supply uni...
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WO/2020/188179A1 |
The invention relates to a method for detecting a possible fuel leak in an oil circuit of an aircraft engine, said aircraft having at least one pair of identical engines equipped with respective oil circuits, said pair of engines being a...
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WO/2020/183933A1 |
This rotating machine is provided with a rotor which rotates about an axis, a stator facing the rotor in the radial direction, and a plurality of sealing fins (70) which project from one of the rotor and the stator toward the other there...
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WO/2020/183089A1 |
The invention relates to a sub-assembly of a turbine engine (10) comprising a shaft (30), a bearing (42) for guiding an axial end (40) of the shaft (30), a nut (56) which is screw-connected to the end of the shaft (40) and a member for b...
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WO/2020/179475A1 |
A thrust foil bearing 40 has a thrust bearing surface S formed by arranging a plurality of leaves 42 side by side in a circumferential direction, wherein the thrust foil bearing is characterized in that: the leaves 42 have top foil secti...
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WO/2020/178490A1 |
The invention relates to an assembly for a turbomachine turbine, comprising a casing (1) extending circumferentially about an axis X, and sectors (2) intended to form a ring able to delimit a gas flow duct, each sector (2) comprising a f...
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