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WO/2021/074536A1 |
The invention relates to a method for repairing a turbomachine air intake lip comprising a damaged region of which the shape differs from the initial shape of the lip, characterized in that it comprises: - a step (41) of identifying the ...
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WO/2021/074008A1 |
The invention relates to an installation/removal device (10) for translationally moving one or more rotor blocks in a housing (130) of a single- or multi-stage turbocharger assembly (100). The installation/removal device (10) comprises a...
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WO/2021/069143A1 |
The invention relates to a turbomachine (1) for supplying air to a fuel cell system, comprising at least one compressor wheel (3) conjointly connected to a shaft (2), and an electric motor (4) for driving the shaft (2), the compressor wh...
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WO/2021/064330A1 |
The invention relates to a turbine arrangement comprising a journal (22) having a flange (23) carrying a disc (14) that is attached to said flange (23) by means of bolts (25), characterized in that it comprises a stationary circular trou...
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WO/2021/063600A1 |
The invention relates to an axial gas bearing (30) having at least one gas bearing clearance (58, 59) which serves to form a bearing gas film between an axial bearing disc (33) and a support surface (48, 49). In order to functionally imp...
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WO/2021/058156A1 |
The invention relates to a component with a region (B) to be cooled. The component has a cooling channel (K) which is arranged and designed so as to cool the region (B) of the component during operation by means of a fluid flow (F), wher...
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WO/2021/060457A1 |
This steam turbine plant is provided with a chemical agent supply unit configured to supply a pH regulator to feed water fed to a steam generator, an adjusting unit for adjusting the amount of the pH regulator supplied to the feed water ...
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WO/2021/058330A1 |
The invention relates to a gas turbine engine (10) comprising a transmission (30). The transmission (30) is arranged radially in an interior space (40) delimited by a support structure (24, 24A, 24B, 24C) secured to the housing and provi...
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WO/2021/060456A1 |
This method for determining a solute concentration is for determining a planned value CI of the concentration of solute in a solution to be supplied to a first drum among one or more steam drums for temporarily containing steam generated...
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WO/2021/060005A1 |
Provided are: a powder material for spraying, the powder material being used for forming a sprayed film that has both low thermal conductivity and high abrasion resistance; and a method for manufacturing a sprayed film in which the powde...
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WO/2021/058908A1 |
The present invention relates to a device (10) for cooling a turbine casing with air jets, comprising: - a power supply unit (B), - at least one tube (T) having a first end (11) mounted on the wall (12) of the unit (B) such that the tube...
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WO/2021/058893A1 |
Oil restrictor (30) for emergency lubrication of a component for an aircraft turbine engine, said restrictor comprising a metal cylindrical body having a longitudinal axis (A) and configured to be housed in and shrink-fitted into a cylin...
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WO/2021/058888A1 |
The invention relates to an aircraft propulsion assembly comprising a fan shaft (12) which is connected to a turbine shaft (100) by means of a reduction gear (14). The guiding of the fan shaft (12) is carried out by a first bearing (15) ...
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WO/2021/051394A1 |
A power drive system for a fracturing pump. The power drive system for a fracturing pump is driven by a turbine engine (1), and the turbine engine (1) is directly connected to an input end of a reduction gearbox (2) of the fracturing pum...
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WO/2021/051395A1 |
Provided is a turbine fracturing apparatus, comprising a transporting device (2), a turbine engine (5), a reduction gearbox (6), a transmission mechanism (7) and a fracturing pump (8), the output end of the turbine engine (5) is connecte...
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WO/2021/054851A1 |
The present invention provides a heat exchanging acoustic liner for an electric fan engine and a cooling system with a heat exchanging acoustic liner for an electric fan engine. The heat exchanging acoustic liner for an electric fan c...
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WO/2021/052759A1 |
The invention relates to an exhaust turbine, having: - a turbine wheel (7) having a plurality of rotor blades (8); - an exhaust outlet duct (12), which is arranged downstream of the rotor blades of the turbine wheel, wherein the exhaust ...
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WO/2021/049523A1 |
A strut cover of a gas turbine comprises: a tubular sheet metal member having a hollow portion, and a flare member that is connected to one end in the axial direction of the tubular sheet metal member and includes a curved portion having...
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WO/2021/049051A1 |
This gas turbine is provided with: a gas turbine cabin through the inside of which a working fluid flows; and a heat conductive member which is formed from a material having a higher heat conduction than the gas turbine cabin, and which ...
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WO/2021/049263A1 |
This steam turbine is provided with: a steam turbine rotor which extends in an axial direction; a pair of bearings which support the steam turbine rotor in such a way as to be capable of rotating about the axial direction; a steam turbin...
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WO/2021/048486A1 |
A method for closing an injection-moulding mould (100) for the manufacture of a component exhibiting symmetry of revolution made of composite material, the mould comprising a mandrel (110) supporting a fibrous preform (20) and a pluralit...
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WO/2021/048508A1 |
The invention relates to a method for manufacturing a hollow part made of composite material for an aircraft turbomachine, wherein: a) a preform is produced by the three-dimensional weaving of threads; b) the preform is cut so as to prov...
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WO/2021/045645A1 |
A device for bleeding air in the rotor of a turbojet engine compressor consists of air bleed slots, and air bleed tubes for guiding cooling air into a turbine, wherein the air bleed tubes are provided with ledges and with an upper angle-...
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WO/2021/039928A1 |
This gas turbine engine includes: a casing for housing a compressor or the like; a plurality of bearings; a main lubricating device which has an oil mist generator for generating oil mist by mixing oil with compressed air bled from the c...
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WO/2021/039090A1 |
This high-frequency hardening apparatus is provided with: an induction heating coil which has a U-shaped part that sandwiches a turbine blade, a pair of linear parts, and a connection part connecting the U-shaped part and the linear part...
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WO/2021/032273A1 |
A multi-stage turbocharging assembly (100) is described. The multi-stage turbocharging assembly (100) includes a high-pressure stage (110) including a high-pressure turbine (113) coupled with a high-pressure compressor (114). Additionall...
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WO/2021/033564A1 |
A stator blade (50) comprises a blade body (51) and a shroud (60i). The shroud has a gas path surface (64), a leading-end surface (62f), a leading-end corner (66) that is the corner of the gas path surface and the leading-end surface, a ...
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WO/2021/032924A1 |
Device for distributing oil from a rolling bearing (8) for an aircraft turbine engine, comprising: - a rolling bearing (8) comprising two rings (12, 14), respectively an inner ring and an outer ring, - an oil distribution ring (5) config...
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WO/2021/028307A1 |
The present invention relates to a device for cooling, using air jets, an external casing (154) of a turbomachine, comprising a housing (20) for supplying air to cooling tubes (22) of said casing, the housing being provided with an attac...
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WO/2021/030021A1 |
The present subject matter is directed to an axial retention assembly for combustor components of a gas turbine engine. The axial retention assembly may include a combustor having a liner (38) defining a liner aperture (114) extending th...
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WO/2021/028634A1 |
The invention concerns an assembly (25) for a turbomachine turbine comprising a casing (18) comprising an annular wall (26) extending about an axis, and means for cooling the casing (18), the cooling means comprising a manifold housing (...
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WO/2020/046376A9 |
A cooling channel arrangement for a turbine engine transition exit frame is de-scribed. The cooling arrangement includes a primary cooling channel in fluid communication with a source of cooling fluid. A turbulent flow chamber in fluid c...
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WO/2021/025524A1 |
Disclosed are an impulse turbine and a turbine device. The disclosed impulse turbine includes a cylindrical body having an axial hole, and a blade unit arranged to surround the circumference of the body. The blade unit includes a cylindr...
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WO/2021/023470A1 |
Disclosed is a compressor (1) of a dual-flow aircraft turboshaft engine extending longitudinally along an axis X, the compressor (1) comprising a low-pressure compressor, a high-pressure compressor (3) and an intermediate casing (2) axia...
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WO/2021/021231A1 |
A method of forming a component includes mixing a powdered base material and a binder to define a mixture, forming the mixture into a desired shape without melting the base material, removing the binder from the desired shape to define a...
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WO/2021/021206A1 |
A method for attaching a first component composed of a ceramic matrix composite (CMC) to a second component composed of a metallic substructure is provided. The first component comprises at least two slots formed within a body of the fir...
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WO/2021/020372A1 |
An acoustic attenuator (61A) comprises a first attenuation unit (71A), a second attenuation unit (63), a welded section (W1), and a communication part (64A). A first acoustic damper (74) is provided on an outer surface of a first acousti...
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WO/2021/020098A1 |
This method for cleaning the blades of a rotary device includes: a first coating step in which blades are coated with a water-soluble cleaning liquid containing a surfactant; a standstill step in which the blades coated with the cleaning...
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WO/2021/018333A1 |
The invention relates to a module (20) for a turbomachine (1), having two components (21, 22), which each extend peripherally and are segmented, wherein the components (21, 22) have an axial overlap (40) and have a radial offset (41) rel...
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WO/2021/021287A1 |
A high temperature flange joint (30) in a gas turbine engine (1) includes a first flange (34a) formed on a first component (32a) abutting a second flange (34b) formed on a second component (32b). The flange joint (30) includes multiple a...
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WO/2021/018495A1 |
The invention relates to a method for upgrading a gas turbine (1), said method comprising the steps of: a) removing all guide vanes (4) of the first guide vane stage; b) replacing the removed guide vanes (4) of the first guide vane stage...
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WO/2021/020170A1 |
A plant monitoring device (20) is provided with: a state quantity acquiring unit (211) which acquires state quantities for each of a plurality of characteristic items relating to a plant; an abnormality degree calculating unit (212) whic...
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WO/2021/021232A1 |
A blade for a gas turbine includes a removed portion space, and further includes an airfoil portion defining the removed portion space, the airfoil portion formed from a base material, and a replacement component formed to fill the remov...
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WO/2021/018698A1 |
The invention relates to a bearing unit (10) of a rotor shaft (30) for a charging apparatus (50) of an internal combustion engine, a charging apparatus (50) having such a bearing unit (10) and a disassembly method for such a bearing unit...
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WO/2021/015861A1 |
A gas turbine engine having a pre-swirler (400) adjustability is presented. The pre-swirler includes a pre-swirler insert (420) installed in a component enclosed by a cover (12, 16). The component includes an inner compressor exit diffus...
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WO/2021/014903A1 |
A steam stop valve (20) is provided with: a valve body (40) that linearly moves in a reciprocating manner in a valve casing (30) and opens/closes a flow passage (33); a valve rod (41) that is connected to the valve body; an actuator (50)...
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WO/2021/009464A1 |
Tool (100) for disassembling and moving a TRV-type turbine casing (24) from an aircraft turbine engine (10), said turbine casing comprising two annular shrouds, inner (24a) and outer (24b) shrouds respectively, which extend one inside th...
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WO/2021/008816A1 |
The invention relates to a turbine casing for an exhaust-gas turbine, which turbine casing has a connection flange for bearing-casing-side attachment to a bearing casing in which casing-connection holes that are mutually spaced in the ci...
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WO/2021/009226A1 |
The invention relates to a depolluted test bench (1) for a turbomachine (6) comprising: - a channelled air duct (2) comprising an air inlet (3) and an air outlet (4) to allow a flow of air between the air inlet (3) and the air outlet (4)...
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WO/2021/011195A1 |
The present disclosure is directed to an axial retention assembly for combustor components of a gas turbine engine. The axial retention assembly may include a combustor having a liner and a casing, with the casing including a flange spac...
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