Patents Assigned to General Electric Company
  • Patent number: 9891085
    Abstract: Methods and apparatus for measuring liquid fuel flows within a conduit are disclosed. An example flow sensor may include a conduit arranged to flow fuel therethrough along a flow axis, the conduit defining a flow area orthogonal to the flow axis. The flow sensor may further include a first transducer arranged to direct a first signal through the conduit proximate the flow area to a second transducer, the second transducer being arranged to direct a second signal through the conduit proximate the flow area to the first transducer, the first transducer being spaced apart from the second transducer by a signal path length, and in a direction parallel to the flow axis by an axial distance. The fuel flow measuring system may further include a processor arranged to calculate a fuel mass flow rate based on first and second signal transit times, known fuel properties and a fuel temperature.
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: February 13, 2018
    Assignee: General Electric Company
    Inventors: Muddassar Ali Muhammad, Edward Randall Furlong, Colin James Mackenzie, William James Mailander
  • Patent number: 9890089
    Abstract: A rare earth silicate-based hermetic layer includes a thermal sprayed coating including a rare earth silicate having a hermetic microstructure. An environmental barrier coating includes a bond coat layer including silicon; and at least one rare earth silicate-based hermetic layer deposited on the bond coat layer by thermal spraying. The rare earth silicate-based hermetic layer includes a thermal sprayed coating including a rare earth silicate having a hermetic microstructure. An article for service in extreme environments may be provided with such an environmental barrier coating. A thermal spray feedstock for producing a rare earth silicate-based hermetic layer.
    Type: Grant
    Filed: March 11, 2014
    Date of Patent: February 13, 2018
    Assignee: General Electric Company
    Inventors: Glen Harold Kirby, Nicholas Edward Antolino, Luc Stephane Leblanc
  • Patent number: 9890328
    Abstract: A lighting apparatus that includes a light source and a phosphor composition radiationally coupled to the light source is presented. The phosphor composition includes a first phosphor that includes a phase of general formula (I): L3ZO4(Br2-nXn):Eu2+ wherein 0?n?1; L is Zn, Mg, Ca, Sr, Ba, or combinations thereof; Z is Si, Ge, or a combination thereof; and X is F, Cl, I, or combinations thereof.
    Type: Grant
    Filed: June 23, 2015
    Date of Patent: February 13, 2018
    Assignee: General Electric Company
    Inventors: Samuel Joseph Camardello, Alok Mani Srivastava, Fangming Du, Holly Ann Comanzo, William Winder Beers, William Erwin Cohen
  • Patent number: 9890183
    Abstract: The present invention is directed to aminosilicone solvent recovery methods and systems. The methods and systems disclosed herein may be used to recover aminosilicone solvent from a carbon dioxide containing vapor stream, for example, a vapor stream that leaves an aminosilicone solvent desorber apparatus. The methods and systems of the invention utilize a first condensation process at a temperature from about 80° C. to about 150° C. and a second condensation process at a temperature from about 5° C. to about 75° C. The first condensation process yields recovered aminosilicone solvent. The second condensation process yields water.
    Type: Grant
    Filed: December 8, 2015
    Date of Patent: February 13, 2018
    Assignee: General Electric Company
    Inventors: Irina Pavlovna Spiry, Robert James Perry, Benjamin Rue Wood, Surinder Prabhjot Singh, Rachel Lizabeth Farnum, Sarah Elizabeth Genovese
  • Patent number: 9890648
    Abstract: A retention device for maintaining a first rotary machine component axially loaded onto a second rotary machine component in a fixed axial position includes a lock block sized and configured to move between first and second aligned recesses in the first and second rotary machine components. The aligned recesses are shaped to prevent rotation of the lock block, and the lock block has a threaded bore extending therethrough. An actuator is threadably mounted in the bore, such that rotation of the actuator will, in use, move the lock block from the first aligned recess at least partially into the second aligned recess.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: February 13, 2018
    Assignee: General Electric Company
    Inventors: David Randolph Spracher, John Wesley Harris, Jr., Zachary James Taylor, Ryan Zane Ziegler, Bruce John Badding
  • Patent number: 9890653
    Abstract: The present application and the resultant patent provide improved gas turbine component sealing. In one example embodiment, a shank assembly may include a component shank with a platform including a first slash face. The shank assembly may include a seal pin slot extending into the first slash face, the seal pin slot having a slot length and a depth, and a seal pin disposed in the seal pin slot, the seal pin having a rounded end positioned adjacent to an end of the seal pin slot.
    Type: Grant
    Filed: April 7, 2015
    Date of Patent: February 13, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Omprakash Samudrala, David Richard Johns, Andrew Paul Giametta, Anthony Christopher Marin
  • Patent number: 9893705
    Abstract: An apparatus includes a self-coupled transformer, a first band stop filter and a tank circuit connected in series with the first band stop filter between first and second windings of the self-coupled transformer. An inductor of the tank circuit acts as an out-of-phase third winding of the self-coupled transformer.
    Type: Grant
    Filed: December 31, 2014
    Date of Patent: February 13, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Melissa Jean Freeman, Thomas George McFarland, Margaret Ann Wiza, Douglas Link
  • Patent number: 9892809
    Abstract: A collimator for an imaging detector assembly of a computed tomography imaging system is provided. The collimator includes a collimator module that includes a primary collimation grid having a first edge and a second edge. The primary collimation grid includes multiple radiation absorbing elements spaced apart from each other and configured to provide primary beam collimation. A first radiation absorbing element is disposed on the first edge and a second radiation absorbing element is disposed on the second edge. The collimator module includes multiple plates located on a side of the primary collimation grid and configured to absorb scattered radiation. A respective plate of the multiple plates is disposed over a respective radiation absorbing element of the multiple radiation absorbing elements of the primary collimation grid except the second radiation absorbing element disposed on the second edge of the primary collimation grid.
    Type: Grant
    Filed: January 11, 2016
    Date of Patent: February 13, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Joseph James Lacey, David Michael Hoffman
  • Patent number: 9893563
    Abstract: The present subject matter is directed to a wind turbine electrical power configured to minimize power losses. The power system includes a generator having a generator stator and a generator rotor, a power converter electrically coupled to the generator, a main transformer electrically coupled to the power converter and the power grid, and an auxiliary transformer. More specifically, the main transformer is connected to the power grid via a voltage line comprising a voltage switch gear. Thus, the auxiliary transformer is connected directly to the voltage line, i.e. rather than being connected to the grid through the main transformer.
    Type: Grant
    Filed: February 10, 2016
    Date of Patent: February 13, 2018
    Assignee: General Electric Company
    Inventors: Till Hoffmann, Werner Gerhard Barton, Hartmut Scholte-Wassink
  • Patent number: 9894746
    Abstract: Target windows for isotope production systems are provided. One target window includes a plurality of foil members in a stacked arrangement. The foil members have sides, and wherein the side of a least one of the foil members engages the side of at least one of the other foil members. Additionally, at least two of the foil members are formed from different materials.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: February 13, 2018
    Assignee: General Electric Company
    Inventors: Jonas Ove Norling, Karin Granath
  • Patent number: 9894742
    Abstract: Provided is a circuit for controlling a level of brightness of a light electrically coupled to a dimming circuit including control leads configured to provide a dimming control voltage to the dimmable driver, the dimming control voltage having a permissible voltage range. The circuit includes a photo sensor for detecting an ambient light level in the vicinity of the light and a clamp controller for selectively reducing the dimming control voltage to a clamped voltage range less than the permissible voltage range. Also included is a feedback controller for adjusting the dimming control voltage in response to a detected ambient light level, the dimming control voltage being within the clamped voltage range.
    Type: Grant
    Filed: February 3, 2015
    Date of Patent: February 13, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventor: Jeffrey Glenn Felty
  • Patent number: 9893646
    Abstract: A method and system for a power module device is provided. The device includes a base, a circuit board including a plurality of gated switches formed of a semiconductor material, and an electrical bus member configured to connect to a voltage source having a first polarity. The bus member includes a length that is substantially greater than a width of the bus member and the width is substantially greater than a thickness of the bus member. The power module device also includes a second bus member configured to connect to a voltage source having a second polarity. The second bus member is positioned in a nested face-to-face configuration with respect to the first bus member. The power module device further includes a layer of electrical insulation positioned between the first bus member and the second bus member.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: February 13, 2018
    Assignee: General Electric Company
    Inventors: Brian Lynn Rowden, Ljubisa Dragoljub Stevanovic
  • Patent number: 9894815
    Abstract: A heat removal assembly for use with a power converter that includes a condenser and an evaporator coupled in flow communication with the condenser. The evaporator is configured to channel working fluid therebetween. The evaporator includes a supply housing, a receiving housing, and at least one expansion housing extending between the supply housing and the receiving housing. The at least one expansion housing includes a flow inlet defined at the supply housing and a flow outlet defined at said receiving housing, and the flow inlet is sized smaller in cross-sectional size than the flow outlet.
    Type: Grant
    Filed: August 8, 2016
    Date of Patent: February 13, 2018
    Assignee: General Electric Company
    Inventors: Alistair Martin Waddell, Christian Meyer, Michael Bernhard Kocur, Mark Aaron Chan Chan, Owen Schelenz
  • Patent number: 9894747
    Abstract: Radio-frequency (RF) electrode for a cyclotron. The RF electrode includes a hollowed dee having first and second surfaces that oppose each other and define a gap therebetween. The hollowed dee is configured to be electrically controlled to direct a beam of charged particles through the gap and along an orbit plane of the cyclotron. The orbit plane extends parallel to the first and second surfaces through the gap. The RF electrode also includes a bridge structure that is coupled to and extends away from the hollowed dee. The bridge structure includes a side wall that defines an interior cavity of the bridge structure. The side wall has a particle opening therethrough that coincides with or is proximate to the orbit plane such that the particle opening receives neutral particles from an orbit of the charged particles.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: February 13, 2018
    Assignee: General Electric Company
    Inventors: Martin Pärnaste, Andreas Bäcklund, Lars Walenius
  • Publication number: 20180037513
    Abstract: Provided is a method including obtaining ceramic matrix composite (CMC) with a first matrix portion including a silicon carbide and silicon phase dispersed therewithin, disposing a coating thereupon to form a sealed part, and forming thereupon another segment comprising a CMC, which may be another matrix portion including a silicon carbide and a silicon phase dispersed within therewithin. Also provided is a gas turbine component with a CMC segment including a matrix portion including a silicon carbide and a silicon phase dispersed therewithin, a sealing layer including silicon carbide enclosing the first segment, and a second segment on the sealing layer, wherein the second segment includes a melt-infiltrated CMC having a matrix portion including a silicon carbide and a silicon phase dispersed therewithin.
    Type: Application
    Filed: August 4, 2016
    Publication date: February 8, 2018
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Daniel Gene DUNN, Gregory Scot CORMAN, Jared Hogg WEAVER
  • Publication number: 20180038938
    Abstract: A system includes a first vehicle having an emitter configured to emit a high RF signal synchronously with at least one EM pulse, and a receiver unit located remote from the first vehicle. The receiver unit includes a magnetic field receiver, an RF transceiver, and a processing module coupled to the RF transceiver and the magnetic field receiver. The receiver unit is configured to receive the high RF signal and the at least one EM pulse from the first vehicle and to determine a proximity of the first vehicle to the receiver unit.
    Type: Application
    Filed: August 2, 2016
    Publication date: February 8, 2018
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: DMITRI FECHINE, STEVEN CLIFTON
  • Publication number: 20180036964
    Abstract: A method for inspection and assessment of 3D manufactured parts and operational performance of a 3D manufacturing apparatus is provided. The method includes the step of obtaining, in real-time during a 3D printing build process in which at least one structure or part is built by the 3D manufacturing apparatus, an electro-magnetic scan of an area of a build platform on which the at least one structure is built. An evaluating step evaluates, by a processor, the electro-magnetic scan. A determining step determines, based on the evaluating step, whether an operational flaw with the 3D manufacturing apparatus has occurred.
    Type: Application
    Filed: August 8, 2016
    Publication date: February 8, 2018
    Applicant: General Electric Company
    Inventors: Ehsan DehghanNiri, Curtis Wayne Rose, Eric Eicher McConnell
  • Patent number: 9884393
    Abstract: Methods for repairing surface of a metal substrate are provided, which can include preparing the surface of the metal substrate for repair; melt attaching a base layer onto the surface of the metal substrate; fusing a plurality of first layers of a first material via additive manufacturing to the base coating; forming an interlocking transition zone via additive manufacturing from the first material and a second material; and fusing a plurality of second layers of the second material via additive manufacturing on the interlocking transition zone. The interlocking transition zone can have a plurality of projections alternately extending from the plurality of first layers and the plurality of second layers, respectively, to undetachably couple the plurality of first layers to the plurality of second layers. A repaired metal substrate is also provided.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventors: Herbert Chidsey Roberts, Richard William Albrecht, Jr., Michael John McCarren, Peter Andrew Flynn, Michael Francis Xavier Gigliotti, Jr., Eric Alan Estill
  • Patent number: 9886754
    Abstract: A method for detecting missing tooth in mining shovel, implemented using a processing device, includes receiving a pair of image frames from a camera disposed on a rope mine shovel configured to carry a mining load. A tooth line region corresponding to the pair of image frames is detected to generate a pair of tooth line regions based on a shovel template set. A difference image is determined based on the pair of image frames and the pair of tooth line regions. Further, a response map representative of possible tooth positions is determined based on the difference image using a tooth template matching technique. A tooth line is selected among a plurality of candidate tooth lines based on the response map. Further, a tooth condition is determined based on the tooth line and the difference image. The tooth condition is notified to an operator of the rope mine shovel.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventors: Ser Nam Lim, Ning Zhou, Joao Vitor Baldini Soares
  • Patent number: 9888178
    Abstract: An ultrasound device acquires ultrasound image data corresponding to a plurality of volume frames of an object and applies morphing or motion compensation to the acquired ultrasound image data to track a particular region of the object. The ultrasound device compounds the motion compensated ultrasound image data that corresponds to the tracked particular region of the object within the plurality of volume frames of the object. The ultrasound device generates a stationary single three dimensional (3D) volume of the tracked particular region of the object. The ultrasound device acquires the ultrasound image data over at least a portion of a movement cycle. The ultrasound device generates motion tracking information and speckle tracking information from the acquired ultrasound image data for the tracked particular region of the object and group pixels corresponding to the tracked particular region of the object based on the generated motion tracking and speckle tracking information.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: February 6, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventor: Anders R. Sornes