Patents Assigned to General Electric Technology GmbH
  • Publication number: 20170356643
    Abstract: A pre-ignition conduit for a pulverized fuel nozzle includes a duct having first and second opposing end portions, the first end portion configured to face an outlet of an igniter. The conduit further includes a cone-shaped concentrator for collecting and forwarding pulverized fuel into the duct for ignition, the cone-shaped concentrator being secured to the first end portion and located between the outlet of the igniter and the duct. The pre-ignition conduit functions as an ignition chamber within a pulverized fuel nozzle.
    Type: Application
    Filed: June 9, 2016
    Publication date: December 14, 2017
    Applicant: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: DRAGISA RISTIC, KLEMENS JAKOB HARTER, FRANK MICHAEL KLUGER
  • Publication number: 20170355046
    Abstract: An apparatus for aligning tubes of a heat exchanger includes a generally planar body having an insertion end and an actuator end, a first driving member received by the body and extending between the insertion end and the actuator end, the first driving member being movable axially with respect to the body, and a first biasing member operatively connected to the first driving member. The first driving member is actuatable to move the first biasing member between a clearance position in which the first driving member lays generally flat within respect to the body, and an extended position in which the first biasing member extends generally perpendicular from the body.
    Type: Application
    Filed: June 8, 2016
    Publication date: December 14, 2017
    Applicant: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: JOHN SEBASTIAN GIULIANO, MICHELLE GIGLIO YORK
  • Publication number: 20170355047
    Abstract: A method of assembling a heat exchanger includes the steps of fluidly connecting a plurality of first heat exchanger tubes to a first connecting tube portion at an assembly location to form a first subassembly, fluidly connecting a plurality of second heat exchanger tubes to a second connecting tube portion at the assembly location to form a second subassembly, transporting the first subassembly and the second subassembly from the assembly location to an installation location, and connecting the first subassembly to the second subassembly at a single connection point between the first connecting tube portion and the second tube connecting portion.
    Type: Application
    Filed: June 10, 2016
    Publication date: December 14, 2017
    Applicant: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventor: STEPHEN MICHAEL RENALS
  • Publication number: 20170357058
    Abstract: A flame scanner includes a lens barrel assembly defining a generally hollow body having a first end and a second end, and an opening formed in the first end, a lens positioned adjacent to the second end, and a fiber optic cable receivable through the opening in the first end, the fiber optic cable having a distal end. A field of view of the flame scanner is selectively adjustable by varying a position of the distal end of the fiber optic cable with respect to the lens.
    Type: Application
    Filed: June 8, 2016
    Publication date: December 14, 2017
    Applicant: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: STANLEY JOSEPH BOGUSZEWSKI, PAUL CHASE, ROBERT MURPHY
  • Patent number: 9841242
    Abstract: Disclosed herein is a heat exchanger for transferring heat between a first gas flow and a second gas flow, the heat exchanger comprising at least two sectors; a first sector that is operative to receive a combustion air stream; and a second sector that is opposed to the first sector and that is operative to receive either a reducer gas stream or an oxidizer gas stream, and a pressurized layer disposed between the first sector and the second sector; where the pressurized layer is at a higher pressure than combustion air stream, the reducer gas stream and the oxidizer gas stream.
    Type: Grant
    Filed: June 21, 2013
    Date of Patent: December 12, 2017
    Assignee: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventor: Wei Zhang
  • Patent number: 9840928
    Abstract: An axial flow turbine diaphragm is constructed without welding or other metal fusion or melting techniques. Static blade units are attached to inner and outer diaphragm rings by radially inner platform portions that engage the radially inner ring, and radially outer platform portions that engage the radially outer ring, the inner platform portions being elongate in the circumferential direction of the turbine diaphragm and the outer platform portions being elongate in a direction compatible with the stagger angle of the aerofoils. The outer circumference of the radially inner ring has a blade unit retaining feature of complementary shape and orientation to the inner platform portions of the static blade units, and the inner circumference of the radially outer ring is provided with a plurality of blade unit retaining features of complementary shape and orientation to corresponding outer platform portions of the static blade units.
    Type: Grant
    Filed: April 16, 2013
    Date of Patent: December 12, 2017
    Assignee: General Electric Technology GmbH
    Inventors: Angus Robert Brummitt-Brown, Kanu Mistry, Adrian Clifford Lord
  • Publication number: 20170350588
    Abstract: A waterwall panel welding apparatus is provided. The apparatus includes an inlet assembly, a welding assembly, an outlet assembly, and a heating system. The inlet assembly is for receiving a plurality of tubes. The welding assembly is for receiving the tubes from the inlet assembly and for allowing the tubes to be welded together to form a waterwall panel. The outlet assembly is for receiving the waterwall panel from the welding assembly. The heating system heats the tubes and operates via magnetic induction.
    Type: Application
    Filed: June 3, 2016
    Publication date: December 7, 2017
    Applicant: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: RONALD FRANCIS KONOPACKI, RUSSELL BRUMFIELD
  • Patent number: 9835056
    Abstract: The invention relates to power plant with a steam water power cycle and a lignite dryer that uses steam from the steam water power cycle. The connection of the lignite dryer to the steam water power cycle includes a first extraction line and a second extraction line.
    Type: Grant
    Filed: May 17, 2016
    Date of Patent: December 5, 2017
    Assignee: General Electric Technology GmbH
    Inventors: Thomas Edel, Frederic Geiger, Thierry Pourchot, Didier Wantz
  • Patent number: 9828884
    Abstract: A system for preheating a heat recovery steam generator is provided. The system includes a tank and a heat exchanger. The tank contains a transferring medium. The heat exchanger is disposed in a flow path of a flue gas produced by a combustion chamber, and is fluidly connected to the tank such that the transferring medium flows through the heat exchanger and is heated by the flue gas. The transferring medium preheats one or more components of the heat recovery steam generator.
    Type: Grant
    Filed: February 25, 2016
    Date of Patent: November 28, 2017
    Assignee: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: Remo Richard Noonan, Wesley Paul Bauver, II
  • Patent number: 9831793
    Abstract: A control apparatus configured to control a chain link voltage source converter, the control apparatus comprising; two converter controllers, each converter controller configured to receive a measure of the output voltage and/or current from the converter and determine a control signal therefrom for controlling the voltage source converter, each converter controller including at least one integrator element configured to perform an integration operation and output an integrator term in said determination of the control signal, a selector configured to select which one of the converter controllers provides its control signal to the converter; wherein each integrator element is configured to have two modes, a first mode in which the integrator element determines the integrator term and a second mode in which the integrator term is provided by a corresponding integrator element in the other converter controller.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: November 28, 2017
    Assignee: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventor: Colin Donald Murray Oates
  • Patent number: 9831759
    Abstract: A voltage source converter includes at least one limb connected between DC terminals, the or each limb including: a phase element including switching elements to interconnect a DC electrical network and an AC electrical network; an auxiliary sub-converter configured to be controllable to act as a waveform synthesizer to modify a first DC voltage presented to the DC electrical network; and a tertiary sub-converter connected in parallel with the electrical block and controllable to act as a waveform synthesizer to modify a second DC voltage presented to a DC side of the phase element, the tertiary sub-converter (39) including at least one energy storage device. The voltage source converter includes a controller configured to selectively control the or each tertiary sub-converter to synthesize at least one tertiary voltage component so as to transfer energy to or from that tertiary sub-converter and thereby regulate an energy level of that tertiary sub-converter.
    Type: Grant
    Filed: October 6, 2014
    Date of Patent: November 28, 2017
    Assignee: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: Omar Fadhel Jasim, David Reginald Trainer
  • Publication number: 20170333874
    Abstract: A system for reducing carbon dioxide emissions from a flue gas generated via combusting a fossil fuel is provided. The system includes a calcination chamber and a sealing-purger. The calcination chamber is configured to receive a plurality of loaded sorbent particles and a plurality of heat-transferring particles such that the loaded sorbent particles are heated within the calcination chamber so as to release carbon dioxide. The sealing-purger includes at least one gravity driven moving particle bed. The at least one gravity driven moving particle bed allows the plurality of heat-transferring particles or the plurality of sorbent particles to enter or leave the calcination chamber while restricting the flue gas from entering the calcination chamber and the released carbon dioxide particles from leaving the calcination chamber.
    Type: Application
    Filed: May 20, 2016
    Publication date: November 23, 2017
    Applicant: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: MICHAEL CHARLES BALFE, HAO TAN
  • Publication number: 20170338067
    Abstract: A current-interrupter device (1) comprising a circuit breaker (2) including a first stationary conductive support (4) carrying both a stationary arcing contact (14) and a movable arcing contact (16), and also carrying a movable permanent contact (17), the movable arcing contact (16) and the movable permanent contact (17) being electrically connected to the first stationary support (4), and a disconnector (3) including a second stationary conductive support (6) carrying a disconnector contact (18), and wherein: the movable disconnector contact (18) is in contact with the stationary arcing contact (14) when it is closed and spaced apart from the stationary arcing contact (14) when it is open; and the movable disconnector contact (18) and the movable permanent contact (17) are connected to each other when they are both in the closed position, and they are spaced apart from each other when one or the other is open.
    Type: Application
    Filed: December 1, 2015
    Publication date: November 23, 2017
    Applicant: General Electric Technology GmbH
    Inventors: Didier Rodrigues, Denis Frigiere, Jean Marc Willieme, Frank Jacquier
  • Publication number: 20170333829
    Abstract: A system for reducing carbon dioxide emissions from a flue gas generated via combusting a fossil fuel is provided. The system includes a carbonator and a classifier. The carbonator is configured to receive the flue gas and carbon absorbing particles. The classifier is fluidly connected to the carbonator and configured to receive a mixture that includes heat-transferring particles and the carbon absorbing particles. The mixture is fluidized within the classifier via the flue gas at a velocity such that the flue gas entrains and transports the carbon absorbing particles to the carbonator while the heat-transferring particles are not entrained nor transported to the carbonator.
    Type: Application
    Filed: May 23, 2016
    Publication date: November 23, 2017
    Applicant: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: HAO TAN, MICHAEL CHARLES BALFE
  • Patent number: 9825511
    Abstract: The method for repairing a stator having a damaged part includes providing the stator with a seat, removing the damaged part of the stator, connecting the inserts replacing the damaged part of the stator to the seat, and fixing the inserts.
    Type: Grant
    Filed: September 17, 2014
    Date of Patent: November 21, 2017
    Assignee: General Electric Technology GmbH
    Inventor: Pascal Lucien Jacoulot
  • Patent number: 9825319
    Abstract: As integrated fossil fuel power plant and a method of operating the power plant is provided. The integrated fossil fuel power plant includes a gas turbine arrangement and a carbonate fuel cell having an anode side and a cathode side. The operating method for the integrated fossil fuel power plant includes partially expanding combustion gases in the gas turbine arrangement so that the temperature of the partially expanded combustion gases is optimized for reaction in the cathode side of the carbonate fuel cell, and feeding the partially expanded combustion gases at the optimized temperature to the cathode side of the carbonate fuel cell for reaction in the cathode side of the carbonate fuel cell.
    Type: Grant
    Filed: April 3, 2017
    Date of Patent: November 21, 2017
    Assignee: General Electric Technology GmbH
    Inventor: Roberto Bove
  • Patent number: 9824319
    Abstract: A system tool that provides dispatchers in power grid control centers with a capability to manage changes. Included is a user interface and a plurality of scheduler engines. Each scheduler engine is configured to look ahead at different time frames to forecast system conditions and alter generation patterns within the different time frames. A comprehensive operating plan holds schedules generated by the plurality of scheduler engines. A relational database is coupled to the comprehensive operating plan. Input data is initially received from the relational database for each scheduling engine, and thereafter the relational database receives data from the scheduling engines relative to forecast system conditions.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: November 21, 2017
    Assignee: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: David Sun, Kwok Cheung, Xing Wang, But-Chung Chiu, Ying Xiao
  • Patent number: 9825551
    Abstract: The converter includes a plurality of input lines and one or more output lines. Each input line is connected to a group of supply circuits and the supply circuits of each group are connected to different output lines. The electric generator comprises a stator and a rotor. The stator has a plurality of windings. Each winding has a plurality of phases. Each phase comprises bars connected in series. The phases have a first connection at one end, a second connection at the other end and a third connection in an intermediate position between the first and the second connection.
    Type: Grant
    Filed: January 29, 2013
    Date of Patent: November 21, 2017
    Assignee: General Electric Technology GmbH
    Inventors: Joerg Oesterheld, Thierry Lecomte, René Wilhelm Schaefer
  • Patent number: 9825554
    Abstract: A voltage source converter comprises first and second DC terminals for connection to a DC network, and at least one limb connected between the first and second DC terminals. The or each limb includes: a phase element including two parallel-connected sets of series-connected switching elements connected in an H-bridge to define first and second diagonal switching pairs, a respective junction between each set of series-connected switching elements defining an AC terminal for connection to an AC network; and a sub-converter configured to be controllable to act as a voltage waveform synthesizer. The voltage source converter further includes a controller to operate the sub-converter to selectively synthesize a driving commutation voltage to modify a DC side current at a DC side of the H-bridge to minimize any differences in magnitude and direction between the DC side current and an AC side current at an AC side of the H-bridge.
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: November 21, 2017
    Assignee: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: David Reginald Trainer, Omar Fadhel Jasim, Jonathan Charles Clare
  • Publication number: 20170326569
    Abstract: A system for regulating the viscosity of a fluid prior to atomization includes a temperature controller configured to adjust a temperature of a fluid flowing in a conduit prior to atomization of the fluid by an atomizer fluidly connected to the conduit and a sensor in communication with the temperature controller such that the sensor can provide an indicator to the temperature controller of a viscosity of the fluid flowing in the conduit prior to atomization. An adjustment to the temperature of the fluid by the temperature controller is based at least in part on the measured viscosity indicator of the fluid, a target atomization-viscosity of the fluid, and a coking temperature of the fluid.
    Type: Application
    Filed: May 11, 2016
    Publication date: November 16, 2017
    Applicant: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: ARMAND LEVASSEUR, CARL EDBERG, OLAF STALLMANN, MOURAD YOUNES, AQIL JAMAL