Nacelle cover panel
Granted: October 17, 2023
Patent Number:
11788510
The present disclosure is related to nacelle cover panels and nacelle cover assemblies. The nacelle cover panel is configured to be mounted in a nacelle of a wind turbine. Further, the nacelle cover panel comprises a composite panel including at least an outer roof surface and an inner surface, and a structural frame coupled to the composite panel. Methods of providing a nacelle assembly are also disclosed.
Systems and methods for monitoring component failure in a gear train based system
Granted: October 17, 2023
Patent Number:
11790701
Pursuant to various embodiments, systems, apparatuses and methods are provided herein useful to monitoring one or more components coupled to shaft-driven gearbox of an engine or motor. In some approaches, the systems include a sensor, such as a vibration sensor, mechanically linked or mounted to the shaft-driven gearbox. The vibration sensor may be used to monitor a vibration response of one or more components coupled to the shaft-driven gearbox. It is contemplated, by monitoring a…
System and method for class specific deep learning
Granted: October 17, 2023
Patent Number:
11790279
A method for controlling a physical process includes receiving an input dataset corresponding to the physical process. The method further includes determining a data model based on the input dataset. The data model includes a plurality of latent space variables of a machine learning model. The method also includes receiving a plurality of reference models corresponding to a plurality of classes. Each of the plurality of reference models includes a corresponding plurality of latent space…
Systems and methods for controlling an industrial asset in the presence of a cyber-attack
Granted: October 17, 2023
Patent Number:
11790081
Systems and methods are provided for the control of an industrial asset, such as a power generating asset. Accordingly, a cyber-attack model predicts a plurality of operational impacts on the industrial asset resulting from a plurality of potential cyber-attacks. The cyber-attack model also predicts a corresponding plurality of potential mitigation responses. In operation, a cyber-attack impacting at least one component of the industrial asset is detected via the cyber-attack…
Systems and methods for creating surrogate models
Granted: October 17, 2023
Patent Number:
11789770
A system for creating surrogate models is provided. The system includes a user computing device including a user interface, a database, and a processor. The processor is configured to receive, from the user computing device, a workflow request, determine at least one application in the database required to complete the workflow request, retrieve, from the database, the at least one application and meta-data associated with the at least one application, and determine that a user has…
Varying dilution hole design for combustor liners
Granted: October 17, 2023
Patent Number:
11788726
A combustor for a turbomachine engine includes a combustion chamber, a liner forming a boundary of the combustion chamber, and multiple dilution holes through the liner to permit airflow into the combustion chamber. The dilution holes include converging dilution holes and diverging dilution holes, the converging dilution holes having a converging cross-sectional profile and the diverging dilution holes having a diverging cross-sectional profile.
Trapped vortex combustor for a gas turbine engine with a driver airflow channel
Granted: October 17, 2023
Patent Number:
11788725
A trapped vortex combustor for use in a gas turbine engine includes an outer vortex chamber wall and a dome attached to, or formed integrally with, the outer vortex chamber wall. The dome, the outer vortex chamber wall, or both define at least in part an outer trapped vortex chamber and a channel. The channel extends along the circumferential direction at a forward end of the outer vortex chamber wall, the channel configured to receive an airflow through or around the outer vortex…
Acoustic damper for combustor
Granted: October 17, 2023
Patent Number:
11788724
A combustor liner has an outer liner and an inner liner that define a combustion chamber therebetween, the combustion chamber having a dilution zone. The outer liner and the inner liner each have a converging-diverging section extending into the dilution zone of the combustion chamber and form a throat between them. A bridge member extends across the converging-diverging sections to form a damper cavity therebetween. Each of the converging-diverging sections includes at least one…
Tube coupling
Granted: October 17, 2023
Patent Number:
11788655
A tube coupling for coupling a first tube and a second tube includes an inner shroud located circumferentially around a first tube distal end at an inner shroud distal end, the inner shroud distal end having one or more radial teeth, an outer shroud having a first outer shroud distal end and a second outer shroud distal end, the first outer shroud distal end located circumferentially around a second tube distal end and the second outer shroud distal end located circumferentially around…
Turbofan blade blocking apparatus
Granted: October 17, 2023
Patent Number:
11788549
Turbofan blade blocking apparatus are disclosed. An example turbofan engine includes a containment casing, a fan, at least one of a trench filler or an abradable layer at least partially aligned with the fan in an axial direction defined by the turbofan engine, at least one of the trench filler or the abradable layer fixed to an inner radial surface of the containment casing, and a metal blocker coupled to the containment casing forward of the fan, an aft end of the metal blocker…
Precipitation-hardened stainless steel alloys
Granted: October 17, 2023
Patent Number:
11788177
A precipitation-hardened stainless steel alloy is disclosed including, by weight: 14.0-16.0% Cr; 6.0-7.0% Ni; 1.25-1.75% Cu; 0.5-1.0% Mo; 0.40-0.85% Nb; 0.025-0.05% C; up to 1.0% Mn; up to 1.0% Si; up to 0.1% V; up to 0.1% Co; up to 0.1% Sn; up to 0.02% N; up to 0.025% P; up to 0.05% Al; up to 0.008% S; up to 0.005% Ag; up to 0.005% Pb; up to 0.1% As; up to 0.01% Sb; and a balance of Fe. The alloy has a ratio of Nb:(C+N) of at least 15:1.
Systems and methods for attachment of materials having different thermal expansion coefficients
Granted: October 17, 2023
Patent Number:
11788491
Systems and methods for attaching a protective liner to a an aircraft engine component having a different coefficient of thermal expansion in comparison to the protective liner include a mounting member configured to be mounted to the aircraft engine component and an attachment member configured to be attached to the protective liner. The mounting member and the attachment member are coupled to each other such that a portion of the mounting member is received within a portion of the…
Systems and methods for preventing fuel leakage in a gas turbine engine
Granted: October 17, 2023
Patent Number:
11788471
Systems and methods for preventing fuel leakage in a gas turbine engine are provided. A fuel accumulation system includes a control valve section fluidly coupled to a fuel manifold passage and an accumulator valve section fluidly coupled at a first side to the control valve section. The control valve section is configured to control expansion of a fluid flowing in the fuel manifold passage. The accumulator valve section is configured to receive fluid expanded in the fuel manifold passage…
Gas turbine engine thermal management
Granted: October 17, 2023
Patent Number:
11788470
A method is provided of controlling a cooled cooling air system for an aeronautical gas turbine engine. The method includes: receiving data indicative of an ambient condition of the aeronautical gas turbine engine, data indicative of a deterioration parameter of the aeronautical gas turbine engine, data indicative of an operating condition of the aeronautical gas turbine engine, or a combination thereof; and modifying a cooling capacity of the cooled cooling air system in response to the…
Thermal management system for a gas turbine engine
Granted: October 17, 2023
Patent Number:
11788469
A thermal management system for a gas turbine engine includes a heat exchanger including first and second sides, with the first side in contact with flow path air flowing through a flow path of the engine. Furthermore, the system includes a housing positioned relative to the heat exchanger such that the housing and the second side of the heat exchanger define a plenum configured to receive bleed air from the engine. Moreover, the system includes and at least one of a plurality of fins…
Bleed flow assembly for a gas turbine engine
Granted: October 17, 2023
Patent Number:
11788465
A gas turbine engine comprises a turbomachine defining a core flow therethrough during operation. A flow tap is provided in fluid communication with the turbomachine, wherein the flow tap is configured to receive a portion of the core flow therethrough as a bleed flow. A bleed assembly includes a machine load, a bleed flow machine, and a bleed regulator. The bleed flow machine is disposed in fluid communication with the turbomachine through the flow tap, and is configured to drive the…
Clearance control for engine performance retention
Granted: October 17, 2023
Patent Number:
11788426
Clearance control schemes for controlling a clearance defined between a first component and a second component of a gas turbine engine are provided. In one aspect, an engine controller of the gas turbine engine implements a clearance control scheme, which includes receiving data indicating a clearance between the first component and the second component, the clearance being at least one of a measured clearance captured by a sensor and a predicted clearance specific to the gas turbine…
Gas turbine engine with clearance control system
Granted: October 17, 2023
Patent Number:
11788425
A gas turbine engine including: a first turbine rotor assembly including a plurality of first turbine rotor blades extended within a gas flowpath; and a casing surrounding the first turbine rotor assembly, wherein the casing comprises an outer casing wall extended around the first turbine rotor assembly; a plurality of vanes extended from the outer casing wall and within the gas flowpath at a location aft of the first turbine rotor assembly; and a thermal control ring positioned outward…
Slotted ceramic coatings for improved CMAS resistance and methods of forming the same
Granted: October 17, 2023
Patent Number:
11788421
Methods for preparing slotted ceramic coatings and the resulting components comprising the same are provided. The methods and products include the incorporation of a coating system comprising a ceramic coating with cooling holes disposed throughout the ceramic coating and slots defined in the thermal barrier coating and disposed in relation to the cooling holes. The resulting ceramic coating has improved resistance to CMAS infiltration and improved compliance resulting in an increased…
Methods of forming high-temperature electroformed components and related components
Granted: October 17, 2023
Patent Number:
11788198
An electroformed composite component includes reinforcing particles in a metal matrix. The composite component is formed by a method including passing an electric current between an anode and a cathode in the presence of an electrolyte. The electrolyte includes a metal salt and a plurality of reinforcing particle precursors. The method further includes depositing a composite layer on the cathode, wherein the composite layer includes the metal matrix and the plurality of reinforcing…
