Abradable insert with lattice structure
Granted: June 13, 2023
Patent Number:
11674405
An abradable insert for a gas turbine engine, the abradable insert including: a base layer; a lattice layer connected to the base layer, wherein the lattice layer comprises a series of walls that define a plurality of cells; and a sheet layer connected to the lattice layer on an opposite side on the lattice layer from the base layer, wherein the sheet layer is curved and includes a direction of concavity that points away from the base layer, wherein the lattice layer and the sheet layer…
Electric power system for hypersonic speed operation
Granted: June 13, 2023
Patent Number:
11677289
A powered system that has an electric power system with a stator having plural poles with each pole having a conductive winding that may surround the corresponding pole and may be configured to generate a magnetic field, and a rotor that may be configured to rotate in response to the magnetic field generated by the stator. The at least one of the conductive windings may be insulated with an insulation material configured to conduct heat from the at least one conductive winding while…
Method and system for principled approach to scientific knowledge representation, extraction, curation, and utilization
Granted: June 13, 2023
Patent Number:
11675825
A system, method, and computer-readable medium to extract information from at least one of code and text documentation, the extracted information conforming to a base ontology and being extracted in the context of a knowledge graph; add the extracted information to the knowledge graph; generate, in a mixed interaction with a user selectively in communication with the system, computational models including scientific knowledge; and persist, in a memory, a record of the generated…
Lifting apparatus and ultrasonic inspection system
Granted: June 13, 2023
Patent Number:
11674929
A lifting apparatus (100) is disclosed. The lifting apparatus (100) includes a power driving module (1) for providing a driving force, a plurality of lifting modules (21, 22, 23) for raising and lowering a supporting module (4) upon action of the driving force, and a transmission module (3) located under the supporting module (4) for transmitting the driving force to at least one of the plurality of lifting modules (21, 22, 23). An ultrasonic inspection system is also disclosed, which…
Monolithic gas-sensing chip assembly and method
Granted: June 13, 2023
Patent Number:
11674918
A monolithic gas-sensing chip assembly for sensing a gas analyte includes a sensing material to detect the gas analyte, a sensing system including a resistor-capacitor electrical circuit, and a heating element. A sensing circuit measures an electrical response of the sensing system to an alternating electrical current applied to the sensing system at (a) one or more different frequencies, or (b) one or more different resistor-capacitor configurations of the system. One or more processors…
Sensing system and method
Granted: June 13, 2023
Patent Number:
11674915
A sensor system includes a multi-frequency sensor assembly including a single sensor body housing with a sensing region circuit and a sensor reader disposed in the sensor body. The sensor body is configured to be in operational contact with a fluid. The sensing region circuit is configured to generate different electric fields having different frequencies in the fluid. The sensor reader includes one or more processors configured to examine one or more impedance responses of the sensing…
Systems and methods for identifying and mitigating gas turbine component misalignment using virtual simulation
Granted: June 13, 2023
Patent Number:
11674796
Systems and methods for identifying and mitigating gas turbine component misalignment using virtual simulation are disclosed herein. An example method may include capturing data associated with a first nozzle segment and a second nozzle segment of a gas turbine. The method may also include creating, based on the captured data, a virtual representation of the first nozzle segment and the second nozzle segment. The method may also include determining that a misalignment exists in a…
Systems and methods for controlling a wind turbine
Granted: June 13, 2023
Patent Number:
11674498
A system and method are provided for controlling a wind turbine of a wind farm. Accordingly, a controller prepares a yaw bias correction function based, at least in part, on a yaw offset function, and on wind speed measurement data and wind direction reference data of a wind event acting on at least a portion of the wind farm. The controller also applies the yaw bias correction function based at least in part on position data of a nacelle of the wind turbine, to yaw the nacelle of the…
Multiple chamber rotating detonation combustor
Granted: June 13, 2023
Patent Number:
11674476
The present disclosure is directed to a rotating detonation combustion system for a propulsion system including a plurality of combustors in adjacent arrangement along the circumferential direction. Each combustor defines a combustor centerline extended through each combustor, and each combustor comprises an outer wall defining a combustion chamber and a combustion inlet. Each combustion chamber is defined by an annular gap and a combustion chamber length together defining a volume of…
Methods and apparatus to detect air flow separation of an engine
Granted: June 13, 2023
Patent Number:
11674451
A turbine engine including a fan, a nacelle circumscribing at least the fan, a compressor section downstream of the fan, and a conduit defined, at least in part, by the nacelle. The conduit includes a first opening at the compressor section, a second opening downstream of the fan and upstream of the compressor section, and a third opening upstream of the fan. Pressure sensors coupled to the nacelle are communicatively coupled to at least one actuator. The at least one actuator can adjust…
Skirted seal apparatus
Granted: June 13, 2023
Patent Number:
11674447
Apparatuses are provided herein useful to sealing a gap between a movable flap and a stationary structure, such as a gap between a gas turbine engine nozzle flap and a corresponding sidewall. An apparatus for sealing such a gap may be a dynamic skirted leaf seal which may include a flap arm, a wall arm opposite the flap arm, and a support arm disposed between the flap and wall arms. A distal end portion of the flap arm may comprise a first skirt and a distal end portion of the support…
Hydrogen fuel system
Granted: June 13, 2023
Patent Number:
11674443
A fuel system for a vehicle having an engine is provided. The fuel system including: a fuel tank for holding a hydrogen fuel in a liquid phase; a fuel delivery assembly extending from the fuel tank to the engine for providing the hydrogen fuel from the fuel tank to the engine; a vaporizer in communication with the fuel delivery assembly for heating the hydrogen fuel in the liquid phase to a gaseous phase, to a supercritical phase, or both; and a high pressure pump in fluid communication…
Gas turbine engine and method of operating
Granted: June 13, 2023
Patent Number:
11674442
A gas turbine engine includes; a compressor, a combustor, and a turbine in serial flow relationship; a heat exchanger, the heat exchanger having an inlet, an outlet, and an internal surface coated with a catalyst, the heat exchanger being located upstream of the compressor; a source of hydrocarbon fuel in fluid communication with the inlet of the heat exchanger; a source of oxygen in fluid communication with the inlet of the heat exchanger; and a distribution system for receiving…
Thermal management system
Granted: June 13, 2023
Patent Number:
11674438
A method for thermal management for an aircraft includes extracting a flow of compressed fluid from a compressor section of a propulsion system. The flow of compressed fluid is passed through an anti-ice system. The flow of compressed fluid flows from the anti-ice system to a turbine. The flow of compressed fluid is expanded across the turbine. The expanded flow of compressed fluid then flows to thermal communication with a thermal load.
Levered counterweight feathering system
Granted: June 13, 2023
Patent Number:
11674435
A fan assembly for a gas turbine engine includes a fan disk, a trunnion, an actuation device, a fan blade, and a counterweight assembly. The trunnion is mounted to the fan disk. The actuation device is operably coupled to the trunnion. The fan blade is rotatably attached to the fan disk. The counterweight assembly includes a link arm, a lever arm, a hinge, and a counterweight. The link arm is connected to the trunnion, to the actuation device, or to both. The link arm is configured to…
Annular shroud assembly
Granted: June 13, 2023
Patent Number:
11674403
A shroud assembly including a shroud support and an annular shroud is provided. The shroud assembly includes one or more pins for securing the annular shroud to the shroud support. The pins having a block capable of translating radially to allowing the shroud to expand and contract in the radial direction. A gas turbine engine having a compressor section, a combustion section, a turbine section and a shroud assembly is also provided. The shroud assembly includes one or more pins for…
Powder packing methods and apparatus
Granted: June 6, 2023
Patent Number:
11667095
The present disclosure generally relates to powder packing for additive manufacturing (AM) methods and systems. Conventional powder packing methods are manual and non-standardized, and they result in operator fatigue and potentially product inconsistencies. Powder packing according to the present disclosure improves standardization and reduces turnaround time, with the potential to lower the cost of AM.
Multi-stage inlet particle separator for rotary engines
Granted: June 6, 2023
Patent Number:
11668237
A particle separator system for a turbine engine having an engine inlet. The particle separator system includes an inlet particle separator located within the engine inlet and configured to remove particles from an incoming airflow. The particle separator system also includes a barrier filter located within an enclosure of the turbine engine downstream of the inlet particle separator, the barrier filter being configured to intercept particles not scavenged by the inlet particle…
System and method for operating an asynchronous inverter-based resource as a virtual synchronous machine to provide grid-forming control thereof
Granted: June 6, 2023
Patent Number:
11671039
A method for operating an asynchronous inverter-based resource connected to a power grid as a virtual synchronous machine to provide grid-forming control thereof includes receiving a frequency reference command and/or a voltage reference command. The method also includes determining at least one power reference signal for the inverter-based resource based on the frequency reference command and/or the voltage reference command. Further, the method includes generating at least one current…
Turbomachine with an electric machine assembly and method for operation
Granted: June 6, 2023
Patent Number:
11671040
A turbomachine and method for operating a turbomachine comprising a first rotatable component and a second rotatable component each defining a rotatable speed mechanically independent of one another, and an electric machine electrically coupled to the first rotatable component and the second rotatable component such that a load level relative to the first rotatable component and the second rotatable component is adjustable is generally provided. The method includes adjusting a first load…
