Patents Assigned to General Electric Company
  • Patent number: 9944563
    Abstract: A ceramic component is generally provided that includes a silicon-based layer comprising a silicon-containing material (e.g., a silicon metal and/or a silicide) and about 0.001% to about 85% of an In-containing compound. For example, the silicon-based layer can be a bond coating directly on the surface of the substrate. Alternatively or additionally, the silicon-based layer can be an outer layer defining a surface of the substrate, with an environmental barrier coating on the surface of the substrate. Gas turbine engines are also generally provided that include such a ceramic component.
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: April 17, 2018
    Assignee: General Electric Company
    Inventors: Glen Harold Kirby, Julin Wan
  • Patent number: 9943288
    Abstract: Methods and systems for ultrasound data processing are provided. One method includes acquiring channel ultrasound data from a plurality of channel connected to a plurality of elements of an ultrasound probe and storing the channel ultrasound data from the plurality of channels. The method further includes generating ultrasound images based on processing of the acquired channel ultrasound data and displaying the ultrasound images. The method also includes performing additional processing on the stored channel ultrasound data while the ultrasound images are displayed and displaying updated ultrasound images generated by the additional processing.
    Type: Grant
    Filed: October 26, 2016
    Date of Patent: April 17, 2018
    Assignee: General Electric Company
    Inventors: Morris Ziv-Ari, Arcady Kempinski, Alexander Sokulin
  • Patent number: 9944894
    Abstract: Provided herein are novel methods for expansion and passaging of cell aggregates comprising stem cells and/or differentiated cells and comprising the use of closed systems on rocking platform bioreactors. The methods of the invention permit closed system serial passage expansion of pluripotent stem cells and/or progeny thereof with associated pluripotency markers and differentiation potential.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: April 17, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Brian Michael Davis, Kenneth Roger Conway, Evelina Roxana Loghin, Xiaohua Zhang
  • Patent number: 9947647
    Abstract: A method of fabricating an overvoltage protection device and an over-voltage circuit protection device are provided. The over-voltage circuit protection device includes a plurality of transient voltage suppression (TVS) devices coupled in electrical parallel.
    Type: Grant
    Filed: December 11, 2013
    Date of Patent: April 17, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Avinash Srikrishnan Kashyap, Peter Micah Sandvik, Mark Gerard Roberto, David Mulford Shaddock, Joe Walter Kirstein
  • Patent number: 9945266
    Abstract: A combined cycle power plant includes a gas turbine having a primary flow passage, a heat recovery steam generator having a heat exchanger disposed downstream from the primary flow passage, an exhaust stack in fluid communication with the primary flow passage and disposed downstream from the heat recovery steam generator and a reversible turning gear coupled to a rotor shaft of the gas turbine. The reversible turning gear counter rotates the rotor shaft during turning gear counter rotation operation of the gas turbine and reverses flow of combustion exhaust gas from the exhaust stack through the heat exchanger and back into the primary flow passage of the gas turbine, thereby conserving thermal energy stored in the heat recovery steam generator. A method for conserving thermal energy of a combined cycle power plant during counter rotation turning gear operation of the gas turbine is also disclosed.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: April 17, 2018
    Assignee: General Electric Company
    Inventors: Sanji Ekanayake, Julio Enrique Mestroni, Alston I. Scipio
  • Patent number: 9949085
    Abstract: An indoor positioning data system includes a mobile device having an indoor positioning system (IPS) mobile app, an enterprise server having a control processor, a datastore including a data metric analytic algorithm, and position beacons distributed throughout a volume of an indoor space to be monitored configured to broadcast their respective positions. The control processor configured to perform the data metric analytic algorithm, to collect position information from the mobile device and position information from the position beacons, to compare the collected position information to a predetermined distance threshold, if the collected position information is within the predetermined distance threshold, record the position of the mobile device in the data records, and display results of the data metric algorithm on a display of a client computing device. A non-transitory computer-readable medium containing executable instructions is also disclosed.
    Type: Grant
    Filed: January 4, 2017
    Date of Patent: April 17, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Diana Freeman-Baer, Lokesh Babu Krishnamoorthy
  • Patent number: 9943921
    Abstract: An electrochemical machining system for machining a conductive work piece is provided. The system includes a drilling tool configured to remove material from the conductive work piece. The drilling tool is configured to advance within the conductive work piece along a tool path to form a bore hole having a variable geometry that extends through the conductive work piece when the material is removed therefrom. The system further includes an inspection device configured to determine a position of the drilling tool along the tool path, and a controller configured to communicate with the inspection device. The controller is further configured to compare the tool path to a nominal tool path, and determine a position error of said drilling tool, the position error defined by a difference between the tool path and the nominal tool path.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: April 17, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Andrew Lee Trimmer, Steven Robert Hayashi, Edward James Nieters, Jeremy Gordon McNamara
  • Patent number: 9947092
    Abstract: A method of processing X-ray images of a breast (B), the method comprising the steps of —generating (GEN3DV) a 3D volume from a plurality of X-ray images, —processing (DETMC) the 3D volume and/or the plurality of X-ray images, —computing (DETMC-CTR), for each region of interest in the 3D volume, a 3D characteristic position of the region of interest, —computing (CALCTGT) at least one needle target 3D position from a plurality of said computed 3D characteristic positions, —associating (SELIMG-TGT) each needle target position with a target image, —displaying (DISP-IMG) a slice image on a graphical interface, and —if the current slice image is a target image, displaying (DISP-TGT) on the graphical interface a target marker indicating each needle target position associated with the displayed current slice image.
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: April 17, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Laurence Vancamberg, Giovanni Palma
  • Patent number: 9945562
    Abstract: A gas turbine that includes: a combustor coupled to a turbine that define a working fluid flowpath; a compressor discharge cavity; a staged injection system that includes the forward injector and a staged injector; a stator blade positioned extending across the working fluid flowpath between an inboard sidewall and an outboard sidewall. A one-way continuous coolant flowpath that includes: an intake section that comprises an upstream port connected to the compressor discharge cavity and a downstream port formed through one of the inboard and outboard sidewalls; an outtake section that comprises a downstream port connected to the staged injector and an upstream port formed through the same one of the inboard and outboard sidewalls; and a cooling circuit extending through an interior of the airfoil of the stator blade and connecting to the downstream port of the intake section and the upstream port of the outtake section.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: April 17, 2018
    Assignee: General Electric Company
    Inventors: Michael John Hughes, Jonathan Dwight Berry
  • Patent number: 9945244
    Abstract: A turbine shroud assembly is disclosed including an inner shroud having a surface adjacent to a hot gas path, an outer shroud, and a biasing apparatus. The biasing apparatus is arranged and disposed to bias the inner shroud in a direction away from the hot gas path, loading the inner shroud to the outer shroud. In another embodiment, the biasing apparatus is a springless biasing apparatus including at least one bellows, at least one thrust piston, or a combination of at least one bellows and at least one thrust piston. A method for loading the turbine shroud assembly is disclosed including biasing the inner shroud having a surface adjacent to a hot gas path in a direction away from the hot gas path toward the outer shroud, wherein biasing the inner shroud includes a biasing force exerted by the biasing apparatus.
    Type: Grant
    Filed: August 13, 2015
    Date of Patent: April 17, 2018
    Assignee: General Electric Company
    Inventors: Frederic Woodrow Roberts, Victor John Morgan, Matthew Troy Hafner
  • Patent number: 9945897
    Abstract: Systems and methods are disclosed for on-line monitoring of the condition of insulation in electrical devices employing a differential current sensor. In certain embodiments a monitor that can be fitted to existing electrical devices by attachment of the sensor to a pair of phase cables is provided. In other embodiments, an electrical device configured with an insulation monitor is provided.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: April 17, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Prabhakar Neti, Karim Younsi, Konrad Roman Weeber
  • Patent number: 9945294
    Abstract: A gas turbine that includes a working fluid flowpath extending aftward from a forward injector in a combustor. The combustor may include an inner radial wall, an outer radial wall, and, therebetween, a flow annulus. A staged injector may intersect the flow annulus so to attain an injection point within the working fluid flowpath by which aftward and forward annulus sections are defined. Air directing structure may include an aftward intake section that corresponds to the aftward annulus section and a forward intake section that corresponds to the forward annulus section. The air directing structure may be configured to: direct air entering through the aftward intake section through the aftward annulus section in a forward direction to the staged injector; and direct air entering through the forward intake section through the forward annulus section in a forward direction to the forward injector.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: April 17, 2018
    Assignee: General Electric Company
    Inventors: Michael John Hughes, Jonathan Dwight Berry
  • Patent number: 9947097
    Abstract: A processor identifies a first set of characteristic models of a structure in cross-plane images acquired at a first acquisition period. The processor identifies a second set of characteristic models of the structure in cross-plane images acquired at a second subsequent acquisition period. The processor determines an amount of rotation of the structure based at least in part on a difference in shape of the first set of characteristic models and the second set of characteristic models. The system and method may include determining a labor progress based at least in part on the determined amount of rotation of the structure. The structure may be a fetal head. The cross-plane images acquired at the first acquisition period may be acquired simultaneously by a single ultrasound device. The cross-plane images acquired at the second subsequent acquisition period may be acquired simultaneously by a single ultrasound device.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: April 17, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Christian Fritz Perrey, Klaus Pintoffl, Walter Duda, Jr., Lucienne van der Veen
  • Patent number: 9945354
    Abstract: A wind turbine blade includes a first shell member including a first mating surface along a first edge of the wind turbine blade. Also, the wind turbine blade includes a second shell member including a second mating surface along the first edge of the wind turbine blade, wherein the second mating surface is opposite to the first mating surface. Further, the wind turbine blade includes a bonding material disposed between the first mating surface and the second mating surface and configured to bond the first mating surface to the second mating surface. Moreover, the wind turbine blade includes a constrainer positioned at a desired bond line and coupled to one of the first mating surface and the second mating surface, wherein the constrainer is configured to restrict the bonding material from migrating into an interior cavity of the wind turbine blade.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: April 17, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Sultan Shair, Thomas Merzhaeuser, Mohammad Salah Attia
  • Patent number: 9943920
    Abstract: A method for electro-chemical machining (ECM) is provided. Methods may include providing an ECM machine including a controller and a fixture configured for positioning an electrode for ECM, positioning the fixture in a selected dovetail slot of a plurality of dovetail slots in a turbine wheel, the turbine wheel being positioned in-situ in a turbomachine, the fixture positioning the electrode for ECM of a portion of the selected dovetail slot, applying an electrolyte solution between the selected dovetail slot and the electrode, and removing material from the portion of the selected dovetail slot by applying an electric potential to the electrode to create a potential gradient between the electrode and the portion of the selected dovetail slot. The machining may be repeated for each dovetail slot of the turbine wheel in-situ in the turbomachine.
    Type: Grant
    Filed: March 27, 2015
    Date of Patent: April 17, 2018
    Assignee: General Electric Company
    Inventors: Daryl Paul Capriotti, John William Herbold, James Bradford Holmes, Michael Alan Smith, Andrew Lee Trimmer
  • Patent number: 9949347
    Abstract: Processes for commissioning an indoor lighting system composed of a plurality of lighting fixtures, each including a lighting associate, include the steps of establishing a direct connection table for each lighting associate; forming a full direct connection table represented as a square matrix and comprising data derived from all direct connection tables; grouping the lighting associates using an element reduction operation on the square matrix; and transmitting a group direct connection matrix to each lighting associate.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: April 17, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Michael James Hartman, John Erik Hershey, Danijel Maricic
  • Patent number: 9945960
    Abstract: A street lighting fixture and street lamp used in street lighting containing an accelerometer that is used to detect and characterize acceleration events on a street lighting fixture. The accelerometer readings may be combined with GPS technology to determine a relocation of the street lighting fixture.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: April 17, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Michael James Hartman, Bruce Gordon Barnett, John Erik Hershey, Michael Joseph Dell'Anno, Stanislava Soro
  • Patent number: 9948224
    Abstract: A system and method for position sensorless control of an AC electric machine is disclosed. A drive system for driving an AC electric machine provides a primary current excitation to drive the AC electric machine, the primary current excitation comprising a current vector having a magnitude and angle. The drive system injects a carrier signal to the AC electric machine that is superimposed onto the current vector, with the carrier signal being selected to generate a carrier response signal that has sensitivity to magnetic alignment information of the AC electric machine at its operating point. The drive system measures at least one magnetic alignment signature of the AC electric machine from the generated carrier response signal and controls an orientation of the current vector using the measured at least one magnetic alignment signature, so as to achieve a desired magnetic operation of the AC electric machine.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: April 17, 2018
    Assignee: General Electric Company
    Inventors: Kum-Kang Huh, Di Pan
  • Patent number: 9945264
    Abstract: A control method for optimizing or enhancing an operation of a power plant that includes thermal generating units for generating electricity. The power plant may include multiple possible operating modes differentiated by characteristics of operating parameters. The method may include tuning a power plant model so to configure a tuned power plant model. The method may further include simulating proposed operating modes of the power plant with the tuned power plant model. The simulating may include a simulation procedure that includes: defining a second operating period; selecting the proposed operating modes from the possible operating modes; with the tuned power plant model, performing a simulation run for each of the proposed operating modes whereby the operation of the power plant during the second operating period is simulated; and obtaining simulation results from each of the simulation runs.
    Type: Grant
    Filed: December 31, 2014
    Date of Patent: April 17, 2018
    Assignee: General Electric Company
    Inventors: Lisa Anne Wichmann, Achalesh Kumar Pandey, Eric Thomas Pool, Christopher Michael Raczynski, Suresh Pamujula
  • Patent number: D815516
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: April 17, 2018
    Assignee: General Electric Company
    Inventors: Uday Prakash Karmarkar, William Martin