Patents Assigned to General Electric Company
  • Patent number: 10139112
    Abstract: The invention relates to an annular combustion chamber of a gas turbine having a machine axis. The combustion chamber includes at least two zones. A first zone receives the fuel/air mixture of a plurality of burners. A second zone guides the hot gases being produced by the burners from the first zone to an entrance of a turbine section of said gas turbine. An annular transition liner includes a plurality of liner segments located at the transition between said first zone and second zone. Each of the liner segments includes with respect to the axial hot gas flow a leading edge, a trailing edge, and two sidewalls, and is provided with axial mounting means at the leading and trailing edges, such that the liner segment can be installed in axial direction and is axially fixed by respective segments of the neighboring first zone.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Uwe Rüdel, Urs Benz, Christoph Appel, Ivan Lenuzzi
  • Patent number: 10136868
    Abstract: Some embodiments are associated with an X-ray source configured to generate X-rays directed toward an object, wherein the X-ray source is to: (i) generate a first energy X-ray pulse, (ii) switch to generate a second energy X-ray pulse, and (iii) switch back to generate another first energy X-ray pulse. A detector may be associated with multiple image pixels, and the detector includes, for each pixel: an X-ray sensitive element to receive X-rays; a first storage element and associated switch to capture information associated with the first energy X-ray pulses; and a second storage element and associated switch to capture information associated with the second energy X-ray pulse. A controller may synchronize the X-ray source and detector.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Yun Zou, John Michael Sabol, Brian David Yanoff, Hao Lai, Biju Jacob, Katelyn Rose Nye, Feng Chen
  • Patent number: 10138752
    Abstract: A gas turbine engine clearance control system includes a cooling air passage extending from a cooling air inlet port to a cooling air outlet port. The cooling air inlet port and outlet port are formed within an external surface of a compressor casing of a compressor and are also axially spaced on the external surface of the compressor casing. The cooling air passage extends from the cooling air inlet port radially inwardly to at least one of a flange joint, a radially outer surface of a compressor casing ring, and a radially outer surface of a connector case. The cooling air passage further extends aftward along the radially outer surfaces of the connector case and the compressor casing ring. The cooling air passage further extends radially outward to the cooling air outlet port.
    Type: Grant
    Filed: February 25, 2016
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventor: Jan Christopher Schilling
  • Patent number: 10138872
    Abstract: The present subject matter is directed to a system and method for detecting lifting of a ground brush of a generator of an electrical power system connected to a power grid so as to prevent damage to the electrical power system (e.g. bearing failure). The method includes monitoring, via at least one sensor, a voltage signal of a rotor shaft of the generator. The method also includes determining at least one characteristic (e.g. amplitude and/or frequency) of the voltage signal for a predetermined time period. Further, the method includes determining whether the at least one characteristic of the voltage signal is above a predetermined threshold, wherein the at least one characteristic of the voltage signal being above the predetermined threshold is indicative of the ground brush being lifted.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Christopher Carr, Zachary Troope, Brian Manikas, Erin Lee Krumenacker, Lauren Ashley Wyant, Christopher Robert Savio, Michael Graham McClure
  • Patent number: 10139259
    Abstract: A system for metering gas a fluid stream includes a primary conduit and a secondary conduit coupled to the primary conduit such that the secondary conduit receives a portion of a fluid stream passing through the primary conduit. A flow manager disposed in the primary conduit is configured to maintain a predetermined relationship between at least one first physical characteristic of the fluid stream and at least one second physical characteristic of the portion of the fluid stream. A sensor measures a flow characteristic of the portion of the fluid stream and a processor determines a flow parameter of the fluid stream based, at least in part, on the predetermined relationship and one of an amplitude or temporal characteristic of the electrical signal.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Nannan Chen, Ertugrul Berkcan, Mengli Wang, Roman Leon Artiuch
  • Patent number: 10138747
    Abstract: Various embodiments include gas turbine seals and methods of forming such seals. In some cases, a turbine includes: a first arcuate component adjacent to a second arcuate component, each arcuate component including one or more slots having a seal assembly disposed therein. The seal assembly including an intersegment seal including a plurality of seal segments defining one or more end regions. One or more of the plurality of seal segments including at the one or more end regions a plurality of jet holes and a channel having a wire disposed therein, wherein the intersegment seal provides sealing of one or more end gaps defined proximate the one or more end regions in response to the thrust of a flow of pressurized air through the plurality of jet holes.
    Type: Grant
    Filed: January 28, 2017
    Date of Patent: November 27, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Bodhayan Dev, Neelesh Nandkumar Sarawate
  • Patent number: 10138434
    Abstract: A surface treatment method includes: contacting a substrate with a treatment material, the substrate comprising a metallic element, the treatment material comprising an alkaline earth metal element, an alkali metal element, or any combination thereof; and forming on the substrate a surface layer comprising a first oxide of the alkaline earth metal element, the alkali metal element, or any combination thereof and a second oxide of the metallic element. A device has: a substrate layer comprising a metallic element; and a surface layer comprising a first oxide of an alkaline earth metal element, an alkali metal element, or any combination thereof, and a second oxide of the metallic element.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Shizhong Wang, Wenqing Peng, Lawrence Bernard Kool, Nan Hao, Wusheng Xu, Minghu Guo, Hong Zhou, Yanfei Gu, Zhaohui Yang
  • Patent number: 10141251
    Abstract: An electronic package is provided. The electronic package includes a substrate and a plurality of vias defined by a corresponding plurality of pre-defined via patterns. The electronic package further a metal built-up layer disposed on portions of the substrate to provide a plurality of pre-defined via locations and the plurality of pre-defined via patterns of the plurality of vias. Also, the electronic package includes a first conductive layer disposed on at least a portion of the metal built-up layer. Moreover, the electronic package includes a second conductive layer disposed on the first conductive layer, where the plurality of vias is disposed at least in part in the metal built-up layer, the first conductive layer, and the second conductive layer.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: November 27, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Arun Virupaksha Gowda, Paul Alan McConnelee, Risto Ilkka Tuominen
  • Patent number: 10141851
    Abstract: A direct current (DC) to DC power converter includes a first converter for converting a first DC bus voltage into a first high frequency AC voltage and a second converter for converting a second high frequency alternating current (AC) voltage into a second DC bus voltage. The DC to DC converter also includes a resonant circuit for coupling the first bus converter and the second bus converter and a controller for providing switching signals to the first converter and the second converter to operate the power converter in a soft switching mode. The resonant circuit includes a high frequency transformer coupled between the first converter and the second converter and an auxiliary converter coupled in series with a first resonant inductor and the high frequency transformer. The resonant circuit further includes second inductor coupled across a first winding of the high frequency transformer. An auxiliary voltage generated by auxiliary converter is added in series with an output voltage of the first converter.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: November 27, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventor: Ravisekhar Nadimpalli Raju
  • Patent number: 10137540
    Abstract: A method and portable device for modifying or coating a surface of turbine components in the field includes an ESD torch electrically connected with ESD equipment. The ESD torch includes an inert gas source, vibration source, and electrode disk of conductive material. The electrode disk is disposed within the ESD torch, shielded by an inert gas and coupled with the vibration source. The electrode disk is rolled over the surface, which actuates the electrode disk and deposits the conductive material from the electrode disk onto the surface of the workpiece to form the compositionally controlled protective coating. The compositionally controlled protective coating deposited by the electrode disk forms a metallurgical bond with the surface of the workpiece to prevent erosion of the workpiece.
    Type: Grant
    Filed: July 27, 2015
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Jianqiang Chen, Ronald Ralph Cairo
  • Patent number: 10140706
    Abstract: To enable compactness of pixel regions representing possibly micro-calcified tissue in an image to be intuitively recognizable. There is provided a calcification display apparatus comprising: identifying means for identifying pixel regions representing possibly calcified tissue in an image; dilating means for dilating, for each identified pixel region, a corresponding region including that pixel region; grouping means for combining the pixel regions pertaining to the dilated corresponding regions contiguously adjoining one another into one group; and display means for displaying, for each group, at least one of the following: the pixel regions belonging to that group, dilated corresponding regions for the pixel regions, and a border enclosing the pixel regions, with color or brightness according to the number of the pixel regions belonging to that group.
    Type: Grant
    Filed: July 17, 2015
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventor: Hiroshi Hashimoto
  • Patent number: 10137981
    Abstract: An aeronautical propulsion system includes a fan having a plurality of fan blades rotatable about a central axis and defining a fan pressure ratio, FPR. The propulsion system also includes an electric motor mechanically coupled to the fan for driving the fan, the electric motor including a number of poles, npoles, and defining a maximum power, P. The relationship between the fan pressure ratio, FPR, of the fan, the number of poles, npoles, of the electric motor, and the maximum power, P, of the electric motor is defined by an equation: n pole p = C 1 · e - 9.062 · FPR + C 2 · e - 1.2604 · FPR ; wherein C1 is a constant having a value between 22,000 and 52,000, wherein C2 is a constant having a value between 4.0 and 9.8, and wherein e is Euler's number.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Brandon Wayne Miller, Randy M. Vondrell, Patrick Michael Marrinan, Paul Robert Gemin, Nicholas Taylor Moore
  • Patent number: 10137908
    Abstract: A method and system determine, during movement of a vehicle system along a route, a tractive load demanded by the vehicle system to propel the vehicle system along the route. The vehicle system includes a propulsion-generating vehicle having plural individually controllable traction motors. A first selected set of the traction motors for deactivation is identified during the movement of the vehicle system along the route based at least in part on the tractive load demanded by the vehicle system. The traction motors in the first selected set are deactivated while at least one of the traction motors in a first remaining set of the traction motors continues to generate tractive effort to propel the vehicle system. The traction motors that are selected for deactivation may all be on the same vehicle in the vehicle system, or may be on different vehicles of the same vehicle system.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Sharath Srinivas Deshpande, Vishram Vinayak Nandedkar, Ajith Kuttannair Kumar
  • Patent number: 10137912
    Abstract: System having one or more processors that are configured to (a) generate, as a vehicle system moves along a route, a plurality of different trial plans for an upcoming segment of the route. The trial plans include potential operational settings of the vehicle system along the route. The one or more processors that are configured to (b) select one of the trial plans as a selected plan or generate the selected plan based on one or more of the trial plans. The selected plan is configured to improve one or more system-handling metrics as the vehicle system moves along the upcoming segment of the route. The one or more processors are configured to (c) communicate instructions to change or not change at least one of the operational settings of the vehicle system based on the selected plan.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: November 27, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Gabriel de Albuquerque Gleizer, Carlos Gonzaga, Lucas Vargas, Anup Menon, Dan Dai, Harry Kirk Matthews, Jr.
  • Patent number: 10138867
    Abstract: Methods for assembling rotor blades are provided. A method includes receiving a first portion of a rotor blade at an erection site. The method further includes receiving a second portion of the rotor blade at the erection site. The method further includes aligning the first portion and the second portion at the erection site, the first portion and the second portion supported on a fixture system when aligned. The method further includes connecting a blade component of the first portion and a blade component of the second portion together at the erection site.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: November 27, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Christopher Daniel Caruso, Aaron A. Yarbrough, Daniel Alan Hynum, James Robert Tobin
  • Patent number: 10138740
    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 a Ga-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: November 27, 2018
    Assignee: General Electric Company
    Inventors: Glen Harold Kirby, Julin Wan
  • Patent number: 10141776
    Abstract: Systems and methods for controlling power distribution are provided. The method includes receiving a power command, wherein the power command requests a discharge from one or more BESS units, and wherein the one or more BESS units are housed in one or more temperature controlled rooms. For each of the one or more temperature controlled rooms, a lowest energy remaining of the one or more BESS units in the temperature controlled room is determined; a low threshold is determined based on the determined lowest energy remaining and a floor; a limit is determined based on the determined low threshold; and the limit is assigned to each of the one or more BESS units housed in the temperature controlled room. The method includes causing the power command to be at least partially satisfied by the one or more BESS units based on the assigned limits.
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Charles Clarence Hicks, Kenneth McClellan Rush, Joshua Paul Webb, Richard Scott Bourgeois
  • Patent number: D834528
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Suparva Harogolige Padmanabha, Vishwanath Kanagal Narasimhaswamy
  • Patent number: D834529
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Mark Allen Murphy, Jeffrey John Wolff, Jason Daniel Kuttenkuler, Henry Todd Young
  • Patent number: D834530
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: November 27, 2018
    Assignee: General Electric Company
    Inventors: Shreenath Shekar Perlaguri, Sarit Ratadiya, Jacob Alan Hubbell, Mark Allen Murphy, Jain Raj Vettuvazhy Puthenpurayil