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WO/2023/031736A1 |
A turbomachine with a cantilevered rotor wheel for industrial power plants comprises a fixed case (3), a main shaft (10) mounted in the fixed case (3) and carrying a bladed rotor wheel (2), a main pinion (20) on the main shaft (10). A ge...
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WO/2023/025664A1 |
A system (1) for cooling a refrigerant (R) for an aircraft comprising a plurality of ducts (2) for circulating the refrigerant (R) that are configured to be at least partially in contact with an airflow (A) so as to cool the refrigerant ...
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WO/2023/022300A1 |
The content disclosed in the present description relates to a disc-type steam power plant and, more specifically, to a disc-type turbine steam power plant for generating electricity by rotating a plurality of stacked disks by a viscous f...
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WO/2023/011689A1 |
The invention relates to a supply device (10) and to a method (100) for supplying an air bearing (11) by means of a fuel cell system (12), which comprises at least one anode (14) and at least one cathode (15) and a process gas device (17...
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WO/2023/012435A1 |
The invention relates to a turboprop (10) comprising a propeller (12), a propeller shaft (13) carrying the propeller (12), the propeller being a variable-pitch propeller having a propeller pitch, a rotating electric machine (19) having a...
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WO/2023/012419A1 |
The invention relates to a bypass turbomachine comprising an exhaust casing (13) traversed by a hot primary flow (FP) and surrounded by a cold secondary flow (FS), and a cone (14) borne by this exhaust casing (13), this exhaust casing (1...
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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/2023/007172A1 |
A nozzle ring for a variable geometry turbine comprises: a generally annular wall; an inner flange; an outer flange; and two protrusions. The inner flange is generally perpendicular to the generally annular wall and extends from a radial...
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WO/2023/008060A1 |
A shaft sealing device according to at least one embodiment of the present disclosure comprises: a plurality of thin plates which are disposed in a circumferential direction of a rotating shaft, and which have a width in the axial direct...
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WO/2023/008196A1 |
This cold recovery system comprises: a first heat exchanger that transfers cold thermal energy from a liquefied gas to a heat medium for cold; a cold recovery cycle that includes a pump for cold provided on the downstream side of the fir...
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WO/2023/007396A1 |
Turbomachine (10) comprising: • - a turbine (2) provided with an turbine wheel • - sealing means (7), designed to prevent lubrication oil from escaping towards the turbine wheel, • - a cooling system (11) exclusively based on heat ...
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WO/2023/001371A1 |
The invention relates to a turbine engine (1) comprising an unshrouded propeller (14) propelling a tertiary flow (13), a fan (12), a compressor (4) compressing a primary flow (F1), and an annular passage (19) for the flow of a secondary ...
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WO/2023/002121A1 |
The present invention relates to a rotating assembly (10) of a turbomachine (1), comprising: - a shaft (8) configured to drive a propeller (2) of the turbomachine (1) around an axis (X) and comprising a first flange (18) radially extendi...
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WO/2023/286516A1 |
A gas turbine facility comprising: a gas turbine; an ammonia supply device for supplying ammonia to a combustor of the gas turbine; a flow passage forming frame forming an exhaust gas flow passage through which exhaust gas from the gas t...
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WO/2023/284078A1 |
A system for manually turning a low-pressure rotor of a steam turbine. The system comprises a pin (2), a first sling (3), a chain hoist (4), a second sling (6) and a force bearing anchor (5), wherein one end of the first sling (3) is con...
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WO/2023/285902A1 |
A jet exhaust capturing and containing apparatus for collecting ultrafine particles (UFPs) and gaseous exhaust exiting a jet engine or APU nozzle while in operation near an airport facility where an aircraft is in motion, or at stop, aro...
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WO/2023/280935A1 |
A turbine housing clamping connection (100) for a turbine (200), and a turbine having a turbine housing clamping connection are described herein. The turbine housing clamping connection comprises a bearing housing (110) and a turbine hou...
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WO/2023/281221A1 |
The invention relates to a fire safety system (30) for a turbomachine (1), such as an aeroplane turbofan or a turboprop engine, the turbomachine comprising at least one turbine (3) having a turbine disc (5) and an annular cavity (16) whi...
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WO/2023/273053A1 |
The present invention relates to an overall supply type high-pressure cylinder facilitating measurement of dynamic and static positions, and a method. The overall supply type high-pressure cylinder comprises a cylindrical cylinder body; ...
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WO/2023/273768A1 |
The present invention relates to the technical field of turbomachines. Disclosed is a turbomachine, comprising a seat body and a reducer. An outer impeller is rotatably arranged in the seat body. The outer impeller comprises an outer whe...
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WO/2023/276370A1 |
A silencing device according to the present invention includes: a first waveform acquisition unit that, on the basis of a reference signal that detects vibrations at a first position on an exhaust duct of a gas turbine, acquires a first ...
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WO/2023/276387A1 |
This erosion estimation method is for estimating the degree of progress of erosion of a last-stage rotor blade of a steam turbine, the method including: a step for sampling supplied water containing a substance to be detected, which is i...
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WO/2023/276385A1 |
A turbine stator vane comprising: a stator vane body extending in a radial direction intersecting the flow direction of steam; a recovery potion that is formed on the surface of the stator vane body, and recovers a liquid film flowing al...
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WO/2023/275487A1 |
The present invention relates to an assembly for a gas turbine comprising a hollow central shaft (100) which is rotatably guided by at least one bearing (102), the assembly further comprising a device (110) for lubricating said at least ...
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WO/2022/268418A1 |
The invention relates to a machining apparatus (1) which is designed for machining the outer circumference of a rotor (35), in particular of a gas-turbine or steam-turbine rotor, comprising a plurality of separate carriages (2), at least...
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WO/2022/270232A1 |
The present invention comprises: a mixing duct (10) equipped with an inlet (10a) through which combustion gas flows in and an outlet (10b) through which the combustion gas flowing in from the inlet (10a) flows out; a cooling duct (40) th...
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WO/2022/269165A1 |
Leaks in an oil lubrication circuit, in particular through a heat exchanger (5) communicating with another circuit (8), are measured by the movements of a piston (12) that is sensitive to variations in flow rates and pressure drops at tw...
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WO/2022/270485A1 |
A casing that is for a rotating machine and that is configured such that a plurality of housings are linked together, the casing comprising: a first housing including a first connection part that protrudes outward in a radial direction o...
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WO/2022/264865A1 |
This turbine assembly comprises: a first main body provided with a first protrusion constituting a part of an annular body formed annularly around an axis and protruding radially outward and horizontally from the annular body, and a seco...
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WO/2022/264856A1 |
This pipe branching device is provided with a main pipe and a branch pipe branching off from the main pipe. The main pipe includes a first pipe and a second pipe fitted into the first pipe in an axial direction of the first pipe. A chamb...
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WO/2022/263728A2 |
The invention relates to a lubrication reservoir (14) for a turbine engine for an aircraft or self-propelled flying machine, comprising a suction strainer (40) in a lower part (38) of said chamber (26), and at least one degassing device ...
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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/2022/255229A1 |
Provided is a technology for employing a simulation to precisely evaluate creep deformation behavior of a nozzle diaphragm of a steam turbine that is operated in a power generation plan involving large output variations. A damage evalu...
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WO/2022/254648A1 |
This shaping apparatus comprises a beam emission unit capable of emitting an energy beam, and a material supply unit capable of supplying a shaping material to an irradiation position of the energy beam, wherein a cover member is joined ...
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WO/2022/248795A1 |
Disclosed is an assembly for supporting a main accessory gearbox (82) of an aircraft turbine engine (10), said accessory gearbox (82) comprising gears and supporting at least one item of equipment (86) driven by the gears, the support as...
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WO/2022/248798A1 |
A turbomachine comprising a low-pressure shaft (1) extending along an axis (X-X) of the turbomachine which defines a front and a rear; a turbomachine stator (2) supporting the low-pressure shaft by bearings including a rear bearing (3); ...
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WO/2022/250039A1 |
This moving blade removing device comprises a pushing-out mechanism, and a frame to which the pushing-out mechanism is attached. The pushing-out mechanism includes a contacting end capable of coming into contact with a moving blade, and ...
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WO/2022/243619A1 |
The invention relates to equipment (100) for treating an annular component (10) of an aircraft turbomachine, having: a support (110) of elongate shape along an axis (X), the support comprising, at one of its ends, a mount (111) configure...
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WO/2022/243457A1 |
The invention relates to a housing (20) of a turbocharger having a cooling system (10). The cooling system (10) comprises a pressure-measuring device (11) for measuring an absolute housing internal pressure (p1) and an absolute coolant p...
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WO/2022/234221A1 |
The invention relates to a turbofan (1) having a fan (2), at least one annular casing (11) surrounding said fan, elements (15, 17) being fastened onto an outer surface of the casing via a fastening assembly comprising: a first elastic me...
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WO/2022/229555A2 |
The invention relates to an assembly comprising a turbine engine casing (2), in particular for an aircraft, the turbine engine casing comprising an annular or cylindrical radially outer shell (10), provided with a radially inner surface ...
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WO/2022/228860A1 |
The invention relates to a gas supply apparatus (21) having a shaft (23) which is rotatably mounted in a housing (22) using a gas bearing assembly(18) that is temperature-controlled with dispensing gas, and comprising a gas temperature-c...
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WO/2022/228803A1 |
The invention relates to a turbocharger (1) for an internal combustion engine, said turbocharger comprising: an exhaust gas turbine (20) equipped with an exhaust gas guide device (50); a radial air compressor (30); and a bearing unit (40...
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WO/2022/224491A1 |
A supercharger comprising: a shaft; a rolling bearing having an inner ring mounted on the shaft and an outer ring disposed around the inner ring; and a restriction member 40 including an end surface 41 facing a side surface 62a of the ou...
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WO/2022/224659A1 |
This variable-geometry turbocharger comprises a turbine rotor, a housing that houses the turbine rotor, and a variable nozzle unit that is housed within the housing. The variable nozzle unit comprises nozzle vanes that are positioned in ...
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WO/2022/223073A1 |
The present invention relates to a method for operating a flight-propulsion system (1) of an aircraft (40), the flight-propulsion system (1) having a propulsion unit (2), a water discharger (20) arranged downstream of the propulsion unit...
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WO/2022/222225A1 |
The present application relates to the technical field of high-temperature alloys, and in particular to a high-temperature alloy having low stacking fault energy, a structural member and an application thereof. The high-temperature alloy...
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WO/2022/224492A1 |
A supercharger TC includes: a shaft 7; a rolling bearing 60 including an inner ring 61 attached to the shaft 7 and an outer ring 62 disposed around the inner ring 61; a housing 2 including a bearing hole 22 that contains the rolling bear...
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WO/2022/221516A1 |
A method and system temporarily holds a workpiece, most suitably an aero engine turbine blade element during manufacture. The workholding system includes a support body with a contoured body surface, complementary to a workpiece surface,...
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WO/2022/219271A1 |
The invention relates to a curved stiffener (10) for a turbine engine cowl formed by a resin-impregnated fibrous reinforcement, comprising a stack of a plurality of fiber layers stacked in the thickness direction and extending over the e...
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