9682 patents
Utility
System and Method for Non-model Based Control Utilizing Turbine Exit Mach Number Surrogate
23 Mar 23
A system includes a gas turbine system including a compressor, a combustor, a turbine, and an exhaust section.
Harold Lamar Jordan, David Spencer Ewens
Filed: 20 Sep 21
Utility
Electrically Driven Distributed Propulsion System
23 Mar 23
A system includes a starter generator configured to provide power to a first bus and a first inverter, a second inverter coupled to the first inverter, a first switch configured to selectively couple the second inverter to the first bus and to a second bus, a second switch configured to selectively couple a first motor to the first bus and to the second bus, and a controller.
Di Pan, Kum Kang Huh
Filed: 23 Sep 21
Utility
System and Method of Detecting an Airflow Fault Condition
23 Mar 23
A method of detecting an airflow fault condition in a gas turbine engine, the method including: operating the gas turbine engine with a thermal transport bus having an intermediary heat exchange fluid flowing therethrough; determining a performance characteristic of the intermediary heat exchange fluid in the thermal transport bus is outside of a predetermined range, wherein the performance characteristic includes a temperature, a pressure, a flowrate, or a combination thereof; and indicating an airflow fault condition in response to determining the performance characteristic is outside of the predetermined range.
Brandon Wayne Miller, Jeffrey Douglas Rambo, Daniel Alan Niergarth, Scott Alan Schimmels
Filed: 23 Sep 21
Utility
Systems and Methods for Node Selection and Ranking in Cyber-Physical Systems
23 Mar 23
The present application describes techniques for node selection and ranking for, e.g., attack detection and localization in cyber-physical systems, without relying on digital twins, computer models of assets, or operational domain expertise.
Georgios BOUTSELIS, Masoud ABBASZADEH
Filed: 20 Sep 21
Utility
Article for High Temperature Service
23 Mar 23
An article for high temperature service is presented herein.
Krishan Lal Luthra, Julin Wan, Reza Sarrafi-Nour
Filed: 28 Nov 22
Utility
System and Method of Regulating Thermal Transport Bus Pressure
23 Mar 23
A method of regulating pressure in a thermal transport bus of a gas turbine engine, the method including: operating the gas turbine engine with the thermal transport bus having an intermediary heat exchange fluid flowing therethrough, the thermal transport bus including one or more heat source heat exchangers and one or more heat sink heat exchangers in thermal communication through the intermediary heat exchanger fluid; and adjusting a flow volume of the thermal transport bus using a variable volume device in fluid communication with the thermal transport bus in response to a pressure change associated with the thermal transport bus.
Scott Alan Schimmels, Daniel Alan Niergarth, Arthur William Sibbach, Brandon Wayne Miller
Filed: 23 Sep 21
Utility
Systems, and Methods for Diagnosing an Additive Manufacturing Device Using a Physics Assisted Machine Learning Model
23 Mar 23
A system for diagnosing an additive manufacturing device is provided.
V S S Srivatsa Ponnada, Venkata Dharma Surya Narayana Sastry Rachakonda, Megha Navalgund, Pär Christoffer Arumskog, Mattias Fager
Filed: 21 Nov 22
Utility
Power distribution panel
21 Mar 23
A power distribution panel with a backplane, an insulating panel covering the backplane, and at least one electronic component mounted to the insulating panel.
Michael James Smith, Alexander James Rainbow
Filed: 17 Aug 20
Utility
Systems and methods for cardiac triggering of an imaging system
21 Mar 23
Methods and systems are provided for cardiac triggering of an imaging system. a method for an imaging system comprises acquiring, during a scan of a subject, an electrical signal indicating a periodic physiological motion of an organ of the subject, inputting a sample of the electrical signal into a trained neural network to detect whether a peak is present in the sample, triggering acquisition of image data responsive to detecting the peak in the sample, and not triggering the acquisition of image data responsive to not detecting the peak in the sample.
Liewei Sha, Dawei Gui, Yawei Liu, Yan Ma, Haonan Wang
Filed: 20 Jul 18
Utility
Low-noise blade for an open rotor
21 Mar 23
A blade for an open rotor includes a pressure side and a suction side, the pressure side and the suction side intersecting at a leading edge and a trailing edge, wherein for at least 30% of a span of the blade, the meanline of the airfoil section is shaped such that a relative curvature parameter is greater than 1.75 in a first region, less than 0.75 in a second region, and greater than 1.2 in a third region, wherein the relative curvature parameter of a region is defined by Δζn/Δζtot/Δ(x/c)n wherein ζ corresponds to the inverse tangent of the slope of a meanline curve, subscript n indicates the region, and x/c is a chordwise location normalized by the chord, and wherein the first region comprises at least x/c=0.0 to 0.10 and the third region comprises at least x/c=0.85 to 1.0.
Daniel L. Tweedt, Syed Arif Khalid
Filed: 4 Feb 22
Utility
Systems and methods for dynamic scanning with multi-head camera
21 Mar 23
A nuclear medicine (NM) multi-head imaging system is provided that includes a gantry, plural detector units mounted to the gantry, and at least one processor operably coupled to at least one of the detector units.
Jean-Paul Bouhnik, Yaron Hefetz
Filed: 16 Feb 21
Utility
Airfoils for gas turbine engines
21 Mar 23
An airfoil for a gas turbine engine defining a radial direction and an axial direction, the airfoil including: a flared portion extending from a suction surface of the airfoil at an outer edge of the airfoil along the radial direction; and a plenum disposed at the outer edge of the airfoil, the plenum having a suction-side sidewall and a pressure-side sidewall, wherein the suction-side sidewall has a first sidewall portion adjacent to a second sidewall portion disposed outside of the first sidewall portion along the radial direction, wherein the first sidewall portion defines a first angle, wherein the second sidewall portion defines a second angle, and wherein the first angle is greater than the second angle.
Michael Elia Hayek, Victor Hugo Silva Correia
Filed: 13 Jan 21
Utility
Multistage infrared suppression exhaust system
21 Mar 23
One embodiment includes a multistage infrared suppression exhaust system for an aircraft, including: a stage one including a first exhaust conduit to receive a first exhaust air flow at a first temperature-pressure product T1P1, a second exhaust conduit to receive a second exhaust air flow at a second temperature-pressure product T2P2, and a flow integrator mechanically configured to mix the first exhaust air flow with the second exhaust air flow in an integration chamber while preventing back flow into the second exhaust conduit; and a stage two including a stage two cooling airflow to cool the mixed first and second exhaust air flows.
Robert Michael Laramee, Michael E. Rinehart, William Steyer
Filed: 11 Aug 20
Utility
Split shroud for vibration reduction
21 Mar 23
Methods, apparatus, systems and articles of manufacture are disclosed.
Ravindra Shankar Ganiger, Sam J. Stoughton, Kevin Lee Kirkeng, Jacob P. Miller, Reddi Hari Prasad Reddy Mylapalli, Paul Trimby, Jaeyong Kim
Filed: 7 Jan 21
Utility
Sealing apparatus for an axial flow turbomachine
21 Mar 23
A sealing apparatus for an axial flow turbomachine is disclosed.
Jonathon Farmer, Ricardo Caraballo
Filed: 22 Feb 21
Utility
Service apparatus for use with rotary machines
21 Mar 23
A service apparatus for use in maintaining a machine including a stator and a rotor is provided.
Todd William Danko, Ramvineeth Nitta, Kori Unhee Macdonald, Yakov Polishchuk, Robert Edward Huth, Don Mark Lipkin
Filed: 17 Jul 18
Utility
Unit cell structures including stiffening patterns
21 Mar 23
Methods, apparatus, systems and articles of manufacture are disclosed for a structure of an engine component, including a first plurality of unit cells offset from a neutral plane in a first direction, a second plurality of unit cells offset from the neutral plane in a second direction, a plurality of nodes joining ones of the first plurality of unit cells and ones of the second plurality of unit cells, wherein the first plurality of unit cells and the second plurality of unit cells are arranged in pairs such that ones of the first plurality of unit cells are laterally adjacent to and interconnected with ones of the second plurality of unit cells, and wherein the structure is a stiffened structure.
Apostolos Karafillis, Jonathan H. Kerner, Eric Dean Jorgensen, Leonardo Ajdelsztajn
Filed: 14 Dec 21
Utility
Constant density heat exchanger and system for energy conversion
21 Mar 23
A constant density heat exchanger is provided.
Michael Robert Notarnicola, Joshua Tyler Mook, Kevin Michael VandeVoorde, Aigbedion Akwara, Mohammed El Hacin Sennoun, Mary Kathryn Thompson, Scott Douglas Waun, Michael Thomas Gansler
Filed: 20 Aug 21
Utility
System and method for mitigating loads acting on a rotor blade of a wind turbine
21 Mar 23
A method for mitigating loads acting on a rotor blade of a wind turbine includes receiving a plurality of loading signals and determining at least one load acting on the rotor blade based on the loading signals.
Prashanth Kumar Reddy Vaddi, Shuang Gu
Filed: 7 Apr 21
Utility
Wind turbine blade lightning protection system
21 Mar 23
Disclosed is a wind turbine blade comprising a shell body, a down conductor arranged in the shell body for conducting lightning current to ground, an electrical connector arranged in electrical connection with the down conductor, a lightning receptor element arranged at a surface of the shell body or outside the shell body, the lightning receptor element being in electrical connection with the electrical connector.
Lars Bo Hansen, Mathilde Aubrion, Christian Elkjaer-Holm, Madhusudhan Nanjedevanapura Veerappa
Filed: 19 Nov 19