Patents Assigned to GE Aviation Systems Limited
  • Passive leakage management circuit for a switch leakage current
    Patent number: 10320378
    Abstract: A passive leakage management circuit for a switch leakage current includes a switch being operable in a first operating mode, wherein the switch output supplies an output current having a first predetermined voltage. In a second operating mode, the switch output supplies a leakage current having a second voltage, a first current path, and a leakage current path.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: June 11, 2019
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventors: Peter James Handy, Nicholas George Tembe
  • Methods of integrity checking digitally displayed data and display system
    Patent number: 10304414
    Abstract: Methods of integrity checking digitally displayed data in a display system having a display comprising a pixel array and a display system having a CPU configured to output data, a display screen comprising a pixel array with viewable and non-viewable areas, a GPU configured to receive the outputted data from the CPU and graphically render the information on the viewable area of the display screen, and a GIM engine configured to determine the integrity of drawn graphical information.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: May 28, 2019
    Assignee: GE Aviation Systems Limited
    Inventors: Roger Anthony Bargh, Timothy John Roberts, Michael Paul Jenkins, William James Davidson, Michael John Allen, Damian Francis Minihan, Timothy George Riley, Steven Anthony Martin, Gary Quelcuti, Mark Andrew Paul Edwards
  • Power distribution rack assembly
    Patent number: 10305264
    Abstract: An apparatus for distributing power from a power source to a set of power outputs using a power distribution rack includes a manifold having a set of bus bar channels in a wall, a set of electronic cards, and a set of bus bars received in the set of bus bar channels and coupling a power source to the electronic cards, wherein the electronic cards route the power from the power source to the power outputs.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: May 28, 2019
    Assignee: GE Aviation Systems Limited
    Inventors: John Michael Brett, Christopher Andrew Leivers, John Oliver Collins
  • SYSTEMS AND APPARATUSES FOR POWER ELECTRONICS WITH HIGH CURRENT CARRYING CONDUCTORS
    Publication number: 20190132944
    Abstract: Systems and apparatuses for electrically switching current include a first conductor formed of an electrically conductive material and having a first longitudinal axis; a second conductor formed of the electrically conductive material and having a second longitudinal axis; a set of switching components, each component selectively configured to electrically couple the first conductor to the second conductor; and a printed circuit board on which the first and second conductors are disposed. The width of the first conductor along the first longitudinal axis varies such that the current density in the first conductor is substantially constant along the first longitudinal axis and the width of the second conductor along the second longitudinal axis varies such that the current density in the second conductor is substantially constant along the second longitudinal axis.
    Type: Application
    Filed: April 25, 2017
    Publication date: May 2, 2019
    Applicant: GE Aviation Systems Limited
    Inventors: Julian Peter Mayes, John Oliver Collins, Peter James Handy
  • Avionics data networks
    Patent number: 10270567
    Abstract: An apparatus and method for operating an avionics data network includes a network switch core configured for a time-sensitive networking (TSN) schema, a set of TSN networking end nodes communicatively connected with the network switch core, a set of ARINC 664 part 7 (A664p7) networking end nodes communicatively connected with the network switch core, and an A664p7 legacy module connected with, or incorporated into, the network switch core and configured to receive a set of A664p7 networking data from the set of A664p7 networking end nodes.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: April 23, 2019
    Assignees: GE Aviation Systems Limited, GE Aviation Systems LLC
    Inventors: John Raymond Rang, Harry Molling, Daniel Maynard Berland, Timothy John Wood
  • METHOD AND APPARATUS FOR MODULAR POWER DISTRIBUTION
    Publication number: 20190069430
    Abstract: A method and apparatus for modular power distribution includes an end module and at least one switching module having a switching module electrical power interface configured to electrically connect to at least one of the end module electrical power interface, to another switching module electrical power interface, or to at least one voltage converter module, and having at least one of a switching element, an input/output connector, a switching module communication interface, or a bus bar connector, wherein the modules are physically secured.
    Type: Application
    Filed: March 1, 2017
    Publication date: February 28, 2019
    Applicant: GE Aviation Systems Limited
    Inventors: Russell Mark Compton, John Oliver Collins
  • PROPELLER CONTROL SYSTEM FOR AN AIRCRAFT
    Publication number: 20190031319
    Abstract: Propeller control systems and methods for controlling the pitch of a plurality of propeller blades of a variable pitch propeller assembly operatively coupled with an engine is provided. In one exemplary aspect, the propeller control system includes features for combining overspeed and feathering protective functions in a protective control valve communicatively coupled with a controller. In such an event the controller controls the protective control valve to selectively allow a controlled amount of hydraulic fluid to flow to or from a pitch actuation assembly such that the pitch of the propeller blades can be adjusted based at least in part on the condition of the engine.
    Type: Application
    Filed: June 27, 2018
    Publication date: January 31, 2019
    Applicants: GE Aviation Systems Limited, GE Avio S.r.l.
    Inventors: Steven Clark CALKINS, Christopher Roy CARRINGTON, Thomas Bradley KENNEY, Simone CASTELLANI, Albion Richardson FLETCHER, Jr.
  • Method for diagnosing an auxiliary power unit fault
    Patent number: 10192368
    Abstract: A method of diagnosing an auxiliary power unit fault in an aircraft having an auxiliary power unit and multiple sensors related to the auxiliary power unit, components thereof, and systems related thereto, including receiving a sensor signal from at least one of the multiple sensors to define a sensor output, comparing the sensor output to a reference value and diagnosing a fault in the auxiliary power unit based on the comparison.
    Type: Grant
    Filed: October 7, 2013
    Date of Patent: January 29, 2019
    Assignee: GE Aviation Systems Limited
    Inventor: Christopher Joseph Catt
  • Systems, methods, and devices for bipolar high voltage direct current electrical power distribution
    Patent number: 10027317
    Abstract: Systems, methods and devices for aircraft power distribution include a bipolar high voltage direct current source component; an electrical loading component capable of drawing electrical power from the bipolar high voltage direct current source component; a set of switching components configured to selectively couple power from the bipolar high voltage DC source component to the electrical loading; and a transient suppression component. The transient suppression component is configured to limit current flowing through the first or the second subset of the set of switching components when the first and the second subsets are not in the same state.
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: July 17, 2018
    Assignee: GE Aviation Systems Limited
    Inventor: Peter James Handy
  • Method for detecting a bleed air system fault
    Patent number: 10008051
    Abstract: A method of detecting a fault in a bleed air system of an aircraft having multiple engines is disclosed. The method includes transmitting a bleed air flow rate from multiple engines, determining a difference between the transmitted bleed air flow rates to define a difference value, and determining, by a controller, a fault condition with the bleed air system based on the difference value.
    Type: Grant
    Filed: February 10, 2015
    Date of Patent: June 26, 2018
    Assignee: GE Aviation Systems Limited
    Inventors: Donna Louise Green, Peter Robin Knight, Oliver Thuong
  • Aircraft wireless network for fixed aircraft components
    Patent number: 10003973
    Abstract: A method and apparatus for managing security in a wireless network for fixed aircraft components, having a wireless access point located in the aircraft and defining the boundaries of the wireless network, a wireless remote node fixedly located within the aircraft and communicating with the wireless network, and a fixed security node.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: June 19, 2018
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventor: Luke Patrick Bolton
  • Method of construction of anomaly models from abnormal data
    Patent number: 9990568
    Abstract: A method (100) of constructing a probabilistic graphical model (10) of a system from data that includes both normal and anomalous data includes the step of learning parameters of a structure for the probabilistic graphical model (10). The structure includes at least one latent variable (26) on which other variables (12, 14, 16, 18, 20, 22, 24) are conditional, and has a plurality of components. The method further includes the steps of: iteratively associating one or more of the plurality of components of the latent variable (26) with normal data; constructing a matrix of the associations; detecting abnormal components of the latent variable (26) based on one of a low association with the normal data or the matrix of associations; and deleting the abnormal components of the latent variable (26) from the probabilistic graphical model (10).
    Type: Grant
    Filed: November 29, 2013
    Date of Patent: June 5, 2018
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventors: Robert Edward Callan, David Stephen Hardwick
  • Electrical power system for an aircraft
    Patent number: 9963095
    Abstract: An electrical power system for an aircraft having electrical loads and at least one jet engine with a high pressure spool and a low pressure spool, the electrical power system includes a first electrical machine driven by a first pressure spool and outputting a first voltage, a second electrical machine driven by a second pressure spool and outputting a second voltage, and an electrical distribution bus receiving the first and second voltages and supplying the voltages to the loads.
    Type: Grant
    Filed: May 1, 2014
    Date of Patent: May 8, 2018
    Assignee: GE Aviation Systems Limited
    Inventors: Hao Huang, Adrian Shipley
  • Method of making an airdam
    Patent number: 9944058
    Abstract: A method of making an airdam to be placed along the edge of a composite work piece during a curing process is disclosed. The method comprises forming a strip of peel ply, forming a strip of tacky putty, and automatically affixing the strip of tacky putty to the strip of peel ply without human assistance to form a laminate comprising at least one layer of peel ply and at least one layer of tacky putty.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: April 17, 2018
    Assignee: GE Aviation Systems Limited
    Inventor: James Hellyer-Kinch
  • System and method of integrity checking digitally displayed data
    Patent number: 9932126
    Abstract: System and method of integrity checking digitally displayed data in a display system having a display comprising a pixel array with a viewable area, including rendering a known value into a QR code graphic, generating an image onto the display including drawing the QR code graphic in the viewable area of the pixel array, monitoring the generated image for the drawn QR code graphic and determining the integrity of the drawn graphical information.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: April 3, 2018
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventor: Lewis William Catton
  • Method for detecting electrical faults in a circuit
    Patent number: 9915694
    Abstract: A method for detecting electrical faults in an electrical circuit having transmission wires for power transmission includes determining whether a potential electrical fault condition exists along the transmission wires and confirming the potential electrical fault is an actual electrical fault. If the potential electrical fault is confirmed as an actual electrical fault, the method may disable the electrical circuit.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: March 13, 2018
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventors: Peter James Handy, Adrian Shipley
  • POWER DISTRIBUTION RACK ASSEMBLY
    Publication number: 20180069383
    Abstract: An apparatus for distributing power from a power source to a set of power outputs using a power distribution rack includes a manifold having a set of bus bar channels in a wall, a set of electronic cards, and a set of bus bars received in the set of bus bar channels and coupling a power source to the electronic cards, wherein the electronic cards route the power from the power source to the power outputs.
    Type: Application
    Filed: March 12, 2015
    Publication date: March 8, 2018
    Applicant: GE Aviation Systems Limited
    Inventors: John Michael BRETT, Christopher Andrew LEIVERS, John Oliver COLLINS
  • Power distribution in aircraft
    Patent number: 9908489
    Abstract: A power distribution system for an aircraft is provided. The power distribution system comprises a first wiring harness connected to a power supply, at least one integrated switching power converter connected to the power supply through the first wiring harness, and at least one electrical load connected to a respective output of a respective integrated switching power converter through a second wiring harness.
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: March 6, 2018
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventors: Adrian Shipley, Andrew Wyer
  • Assembly and method of component monitoring
    Patent number: 9897479
    Abstract: A method of component monitoring for machinery having multiple rotating elements, which are rotated at different rotational speeds, the method including sampling data from the vibration sensor at a sampling frequency at least as great as the fastest rotational speed of the multiple rotating elements to form a data set and determining an actual rotational frequency for at least some of the rotating elements during the sampling of the data.
    Type: Grant
    Filed: August 25, 2015
    Date of Patent: February 20, 2018
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventors: Steven Bonnett, Timothy Robert North, Tod Alexander Gilbert
  • Avionics display system
    Patent number: 9892551
    Abstract: The avionics display system is for displaying a scene in an aircraft cockpit. The avionics display system includes a central processing unit CPU, a graphics processing unit GPU operably coupled to the CPU, and a display. The GPU comprises at least one vertex shader, and the CPU is configured to provide vertex data representing at least one graphics primitive to the at least one vertex shader and to call the at least one vertex shader in order to render the at least one graphics primitive, representing at least a part of the scene, into a frame buffer. The display is operably coupled to the frame buffer and displays the scene. The system architecture of the avionics display system simplifies the coding process for the developer and also speeds up image processing in comparison to conventional systems.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: February 13, 2018
    Assignee: GE AVIATION SYSTEMS LIMITED
    Inventor: Lewis William Catton