Patents Examined by Scott J Walthour
  • Patent number: 10457409
    Abstract: An exhaust system has an engine exhaust plane associated with an entrance to the exhaust system, an exhaust exit plane associated with an exit of the exhaust system, a forward cap movable relative to the engine exhaust plane and configured to selectively intersect the engine exhaust plane, and an aft cap movable relative to the exhaust exit plane and configured to selectively intersect the exhaust exit plane.
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: October 29, 2019
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Robert Michael Laramee, David L. Miller
  • Patent number: 10443495
    Abstract: A combined heat and power (CHP) system. The CHP system including a combustion chamber with an air inlet and an exhaust. The combustion chamber configured to receive a hot secondary gas for combustion. A heat exchanger coupled to the particle separator receives mixed combustion gases and transfers heat to a secondary gas. The CHP system also includes a turbine configured to receive and compress a secondary gas and direct the compressed secondary gas to the heat exchanger, the turbine is also configured to receive a heated compressed secondary gas and expand it to generate work therefrom, the expanded heated secondary gas is also used for combustion and to regulate the temperature of the combustion gases entering the heat exchanger. A generator is connected to the drive shaft of the turbine and configured to generate electricity with the work generated therein.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: October 15, 2019
    Assignee: ENEXOR ENERGY
    Inventor: Ricardo Conde
  • Patent number: 10436446
    Abstract: A combustor liner assembly of a gas turbine engine comprises a dome having a central axis aligned with an engine axis, the dome arranged at an inlet end of a combustor, a first spring disposed at a radially outward position of the dome, an outer liner retainer engaging a radially outer cowl and, the outer liner retainer having a sealing surface disposed in a radial plane for receiving an axial force, a ceramic matrix composite outer combustor liner having an outer liner sealing surface which is seated against the outer liner retainer, the first spring forcing the outer liner in an axial direction against the liner outer liner retainer, a ceramic matrix composite inner combustor liner having an inner liner sealing surface and engaging a radially inward surface of the dome, a second spring engaging the radially extending surface of the inner combustor liner, acting in an axial direction.
    Type: Grant
    Filed: August 14, 2014
    Date of Patent: October 8, 2019
    Assignee: General Electric Company
    Inventor: Bryan Robert Dery
  • Patent number: 10436067
    Abstract: A disclosed lubrication system for a turbofan engine includes a pump for driving lubricant through a lubrication circuit, at least one sensor generating a signal indicative of an engine operating condition and at least one valve for controlling a flow of lubricant through the lubrication circuit. A controller controls operation of the valve to vary the flow of lubricant based on the engine operating condition to maintain lubricant flow within predefined operating limits.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: October 8, 2019
    Assignee: United Technologies Corporation
    Inventors: Paul H. Dolman, Michael E. McCune
  • Patent number: 10436449
    Abstract: The disclosure is directed to a swirler body for a combustor of a gas turbine engine, where the swirler body includes an annular mount face which defines at least one pocket. The disclosure is directed to a swirler assembly for a combustor of a gas turbine engine, where the swirler assembly includes a swirler first body with an annular first mount face which defines at least one first pocket and a swirler second body with an annular second mount face which abuts said annular first mount face, where said second annular mount face defines at least one second pocket. The disclosure is directed to a method of lightening a swirler assembly for a combustor of a gas turbine engine, where the method includes defining at least one pocket within an annular mount face of a swirler body.
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: October 8, 2019
    Assignee: United Technologies Corporation
    Inventors: Seth A. Max, Jonathan M. Jause
  • Patent number: 10436117
    Abstract: A fuel injection system for a gas turbine engine includes a vane in an airflow path within the gas turbine engine, the vane includes an air channel with an outlet in communication with the airflow path; and a fuel nozzle within the vane operable to inject fuel into the air channel to at least partially premix and prevaporize the fuel with a secondary airflow from within the vane in the air channel prior to entry into the airflow path through the outlet. A method of injecting fuel within a gas turbine engine includes at least partially premixing and prevaporizing fuel with a secondary airflow from within a vane in an air channel within the vane, the vane within an airflow path of the gas turbine engine.
    Type: Grant
    Filed: November 18, 2013
    Date of Patent: October 8, 2019
    Assignee: United Technologies Corporation
    Inventors: Jeffery A. Lovett, Darin A. Knaus, Scott D. Phillips, Daniel J. Micka, Patrick Magari
  • Patent number: 10422243
    Abstract: An exemplary gas turbine engine assembly includes a transmission coupling a starter generator assembly to a first set of gears. The transmission is transitionable between a first mode where the starter generator assembly is driven at a first speed relative to the second towershaft, and a second mode where the starter generator assembly is driven at a different, second speed relative to the second towershaft.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: September 24, 2019
    Assignee: UNITED TECHNOLOGIES CORPORATION
    Inventors: Gabriel L. Suciu, Hung Duong, Jonathan F. Zimmitti, William G. Sheridan, Michael E. McCune, Brian Merry
  • Patent number: 10415434
    Abstract: The present disclosure provides an integrated power generating system and method and liquefied natural gas (LNG) vaporization system and method. More particularly, heat from a CO2 containing stream from the power generating system and method can be used to heat the LNG for re-gasification as gaseous CO2 from CO2 containing stream is liquefied. The liquefied CO2 can be captured and/or recycled back to a combustor in the power generating system and method.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: September 17, 2019
    Assignee: 8 Rivers Capital, LLC
    Inventors: Rodney John Allam, Jeremy Eron Fetvedt
  • Patent number: 10415395
    Abstract: A method is disclosed for cooling a gas turbine having a turbine, wherein a rotor, which rotates about a machine axis, carries a plurality of rotating blades, which are mounted by blade roots and extend with their airfoils into a hot gas path of the gas turbine. The rotor is concentrically surrounded by a turbine vane carrier carrying a plurality of stationary vanes, whereby the rotating blades and the stationary vanes are arranged in alternating rows in axial direction. An extended lifetime with external cooling is achieved by providing first and second cooling systems for the turbine.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: September 17, 2019
    Assignee: Ansaldo Energia Switzerland AG
    Inventors: Oliver Joseph Taheny, Sven Olmes, Armin Busekros, Carlos Simon-Delgado, Daniel Jemora, Christophe Simonet, Luca Alberti, Eugenio Rossi
  • Patent number: 10415480
    Abstract: The present disclosure is directed to a fuel manifold assembly for a gas turbine engine. The fuel manifold assembly defines a walled conduit through which a fuel flows in a fuel passage. The walled conduit defines a first end and a second end opposite of the first end along a length of the walled conduit. The fuel manifold assembly includes an exit manifold to which a fuel nozzle attaches. The fuel manifold assembly includes a damper assembly coupled to the walled conduit of the fuel manifold assembly. The damper assembly includes a walled tube extended from the walled conduit. The damper assembly further includes a walled enclosure defining a damper cavity therein. The damper cavity is in fluid communication with a damper passage defined within the walled tube, and the damper passage is in fluid communication with the fuel passage.
    Type: Grant
    Filed: April 13, 2017
    Date of Patent: September 17, 2019
    Assignee: General Electric Company
    Inventor: Fei Han
  • Patent number: 10415831
    Abstract: A combustor assembly includes a combustion liner defining a first radial opening, an outer sleeve that at least partially surrounds the combustion liner. The outer sleeve defines a second radial opening. A mounting body having a jacket portion and a flange portion surrounds the first radial opening and extends radially outwardly from an outer surface of the combustion liner towards the outer sleeve. The flange portion is at least partially disposed within the second radial opening. An auxiliary component extends radially within the jacket portion and includes a flange portion. The flange portion of the auxiliary component is connected to the flange portion of the mounting body via a first fastener, and the flange portion of the auxiliary component is connected to the outer sleeve via a second fastener.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: September 17, 2019
    Assignee: General Electric Company
    Inventors: Seth Reynolds Hoffman, Richard Martin DiCintio, Elizabeth Angelyn Monaghan
  • Patent number: 10408128
    Abstract: A system for generating electricity, heat, and desalinated water having a gas turbine system connected to a first electric generator, a waste heat recovery boiler (WHRB) system, a combined heat and power (CHP) generation system connected to a second electric generator, one or more solar powered energy systems, and a desalination system. The desalination system is connected to the CHP generation system and the WHRB system. The gas turbine system generates electricity and heat, the WHRB system is connected to and uses the exhaust of the gas turbine system to provide heat and steam power to the CHP generation system. The CHP generation system produces and provides electricity and heat to the desalination system, which produces product water, and at least one solar powered energy system provides thermal energy to one or more of the gas turbine system, the WHRB system, the CHP generation system, and the desalination system.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: September 10, 2019
    Assignee: King Fahd University of Petroleum and Minerals
    Inventors: Esmail Mohamed Ali Mokheimer, Mohamed Abdel Aziz Habib
  • Patent number: 10393380
    Abstract: Disclosed herein are examples of gas turbine engines and assemblies of combustors and turbine nozzles for such gas turbine engines. The combustor wall includes an inner wall, an outer wall, and an upstream dome. The combustor outer wall and/or inner wall may comprise of a plurality of combustor cassettes. A turbine nozzle is defined by an inner nozzle shroud and an outer nozzle shroud. An inner edge of a ring mount is coupled to both of the downstream end of the outer wall and the nozzle upstream end of the outer nozzle shroud, and an outer edge of the ring mount is coupled to the outer casing, such as, for example, by a mounting stake.
    Type: Grant
    Filed: July 12, 2016
    Date of Patent: August 27, 2019
    Assignee: Rolls-Royce North American Technologies Inc.
    Inventor: Bradford John Riehle
  • Patent number: 10386068
    Abstract: An assembly is provided for a turbine engine. A combustor wall of the turbine engine assembly includes a shell, a heat shield and an annular body. The annular body extends through the combustor wall. The annular body at least partially defines a quench aperture along a centerline through the combustor wall. The annular body defines a first cooling aperture fluidly coupled between a cooling cavity and the quench aperture. The cooling cavity is between the shell and the heat shield.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: August 20, 2019
    Assignee: United Technologies Corporation
    Inventors: Stanislav Kostka, Jr., Frank J. Cunha
  • Patent number: 10386066
    Abstract: A multi-walled structure is provided for a turbine engine. This structure includes a shell with a textured first surface, and a heat shield with a second surface. The heat shield is attached to the shell. The first and the second surfaces vertically define a cooling cavity between the shell and the heat shield. The cooling cavity fluidly couples a plurality of cooling apertures defined in the shell with a plurality of cooling apertures defined in the heat shield.
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: August 20, 2019
    Assignee: United Technologies Corpoation
    Inventors: Frank J. Cunha, Stanislav Kostka, Jr.
  • Patent number: 10386073
    Abstract: A burner for a combustion chamber of a gas turbine with a mixing and injection device, which includes a limiting wall that defines a gas-flow channel and at least two streamlined bodies. Each streamlined body extends in a first transverse direction into the gas-flow channel, and has two lateral surfaces that are arranged essentially parallel to the main-flow direction. The lateral surfaces are joined to one another at their upstream and downstream sides to form leading and trailing edges of the body, respectively. At least one of the streamlined bodies includes a mixing structure and at least one fuel nozzle at its trailing edge for introducing at least one fuel essentially parallel to the main-flow direction into the flow channel. At least two of the streamlined bodies have different lengths along the first transverse direction such that they may be used for a can combustor.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: August 20, 2019
    Assignee: ANSALDO ENERGIA SWITZERLAND AG
    Inventors: Andrea Ciani, John Philip Wood, Douglas Anthony Pennell, Ewald Freitag, Urs Benz, Andre Theuer
  • Patent number: 10378441
    Abstract: A burner module in an air stream has a feed pipe of substantially circular cross section and an axis, fuel injection orifices situated on the pipe and intended to produce a flame, oxidant injection orifices and fins arranged symmetrically with respect to a plane P of flow of the fuel upstream of the burner module and laterally on the pipe on each side of the fuel injection orifices. There are at least two fuel injection orifices in a section of the pipe and they have an axis that makes an angle ? with the plane of flow P of the oxidant. In this way, gas is injected at several orifices situated in at least two divergent planes. These two planes delimit a space to which fuel and to which oxidant are not supplied.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: August 13, 2019
    Assignee: FIVES PILLARD
    Inventors: Fouad Said, Louis Ricci, Yannick Boudet
  • Patent number: 10378772
    Abstract: Combustor assemblies for gas turbine engines are provided. For example, a combustor assembly comprises a combustor dome, a first heat shield having an edge, a second heat shield having an edge, and a seal extending from the edge of the first heat shield to the edge of the second heat shield such that the seal spans a gap between the first heat shield and the second heat shield. In another embodiment, the seal has a first contact portion contacting the edge of the first heat shield, a second contact portion contacting the edge of the second heat shield edge, and a connecting portion connecting the first portion and the second portion. The first contact portion and the second contact portion project away from the connecting portion. Methods for sealing between adjacent heat shields of a combustor assembly also are provided.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: August 13, 2019
    Assignee: General Electric Company
    Inventors: Michael Alan Stieg, Valeria Proano Cadena, Aaron Michael Dziech, Michael Todd Radwanski, Donald Michael Corsmeier
  • Patent number: 10371003
    Abstract: The invention concerns an aircraft propulsion system having an engine core within which fuel is combusted to produce an exhaust containing water produced from the combustion of fuel, at least one propulsive fan for generating a mass flow of air which mixes with the exhaust of the engine core, and one or more sensor arranged to sense a condition indicative of vapor trail formation by the exhaust flow from the engine; and a controller arranged to control the ratio of the mass flow of water in the exhaust to the mass flow of air propulsed by the propulsive fan such that the ratio is reduced upon sensing of said condition by the one or more sensor.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: August 6, 2019
    Assignee: ROLLS-ROYCE plc
    Inventors: Peter Swann, Andrew M Rolt, Paul Fletcher
  • Patent number: 10374485
    Abstract: Providing mobile electric power comprising a power generation transport configured to convert hydrocarbon fuel to electricity and an inlet and exhaust transport configured to: couple to at least one side of the power generation transport such that the inlet and exhaust transport is not connected to a top side of the power generation transport, provide ventilation air and combustion air to the power generation transport, collect exhaust air from the power generation transport, and filter the exhaust air.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: August 6, 2019
    Assignee: TYPHON TECHNOLOGY SOLUTIONS, LLC
    Inventors: Jeffrey G. Morris, Adrian Benjamin Bodishbaugh, Brett Vann