General Electric Patents

Electric Company is a conglomerate with operations in aviation, power and water, appliances and lighting, oil and gas, energy management, transportation, healthcare and financial services.

General Electric Patents by Type

  • Patent number: 9539406
    Abstract: An interface device for supplying a gas flow for breathing is disclosed herein. The device includes at least one socket for detachably connecting an apparatus for supplying anesthetic agent, at least one gas output opening for delivering the fresh gas to the apparatus, and at least one gas input opening for receiving the fresh gas mixed with anesthetic agent. The device also includes a connection valve and at least four ports in flow communication with the valve, a first port receiving the gas, a second port providing a communication with the output opening, a third port providing a communication with the input opening, and a fourth port providing a communication for breathing, the valve having a first operational state disconnecting communication between the first and second port, and to second operational state providing communication between the first and second port, but also between the third and fourth port.
    Type: Grant
    Filed: September 10, 2013
    Date of Patent: January 10, 2017
    Assignee: General Electric Company
    Inventor: Erkki Heinonen
  • Patent number: 9541219
    Abstract: A valve assembly includes a valve body defining a flow passage and a body cavity perpendicular to the flow passage. A bonnet is secured to the valve body. A valve member is moveable between an open position and a closed position, the valve member blocking the flow passage in the closed position, and allowing flow through the flow passage in the open position. A valve stem is coupled to the valve member. A debris barrier circumscribes the valve stem. The debris barrier comprises a first disk shaped member with a central opening through which the valve stem is inserted, and notches that extend radially from the central opening to define petals with ends that abut the valve stem.
    Type: Grant
    Filed: August 12, 2014
    Date of Patent: January 10, 2017
    Assignee: GE OIL & GAS PRESSURE CONTROL LP
    Inventors: Bryan William Stockberger, Keith M. Adams, Travis McEvoy, Guy Mitelman, Christopher Michael Menard
  • Patent number: 9540959
    Abstract: A system and method for generating electric power using a generator coupled to a turboexpander is disclosed. The system includes one or more thermal pumps configured for heating a fluid to generate a pressurized gas. A portion of the pressurized gas is discharged to a buffer chamber for further utilization in a Rankine system. A further portion of the pressurized gas is expanded in a turboexpander for driving a generator for generating electric power. Optionally, the system includes a pump to pressurize a portion of the fluid depending on the systems operating condition. The system further includes one or more sensors for sensing temperature and pressure and outputs one or more signals representative of the sensed state. The system includes a control unit for receiving the signals and outputs one or more control signals for controlling the flow of gases and liquid in the valves and the check valve.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: January 10, 2017
    Assignee: General Electric Company
    Inventors: Sebastian Walter Freund, Matthew Alexander Lehar, William Joseph Antel, Jr., Pierre Sébastien Huck, Hannes Christopher Buck, Trevor James Kirsten, Kenneth William Kohl, Matthew Michael Lampo, Charles Michael Jones, Amit Gaikwad, Lars Olof Nord
  • Patent number: 9541104
    Abstract: An apparatus for actuating a valve includes an actuator body with a proximal end having a connector for coupling to a valve assembly, and a distal end. A piston assembly having a piston disposed in a piston cylinder is located within the proximal end of the actuator body. A telescoping port assembly extends from the distal end to the piston assembly, the telescoping port assembly having an inner telescoping member and an outer telescoping member. The outer telescoping member has an inner cavity that reciprocatingly receives an end of the inner telescoping member. A bore extends axially through the telescoping port assembly and communicates pressure from a pressure source to the piston cylinder, so that when a pressure media is supplied from the pressure source to the bore, the piston actuates the valve assembly, and the outer telescoping member telescopes outward from the inner telescoping member.
    Type: Grant
    Filed: May 12, 2014
    Date of Patent: January 10, 2017
    Assignee: GE Oil & Gas Pressure Control LP
    Inventors: Travis Kyle McEvoy, Keith Adams
  • Patent number: 9540975
    Abstract: An oil mist separator includes at least one filter device for separating off liquid suspended particles from a carrier gas. The filter device includes a housing having at least one inlet opening for introducing the carrier gas and at least one outlet opening for discharging the filtered carrier gas. Arranged in the housing is at least one filter insert through which the carrier gas can flow along a flow direction. There is also provided at least one guide device by which the flow path can be deflected. The at least one filter device can be arranged releasably in the oil mist separator, and a seal is provided preferably between a first fixing surface of the oil mist separator and a second fixing surface, to be fixed thereto, of the filter device.
    Type: Grant
    Filed: October 6, 2014
    Date of Patent: January 10, 2017
    Assignee: GE JENBACHER GMBH & CO OG
    Inventors: Guenther Wall, Johannes Laubach, Wolfgang Madl, Thomas Trenkwalder
  • Patent number: 9541008
    Abstract: A method of controlling the part-load performance of a turbine includes generating a bypass flow in the turbine by removing a portion of a compressed fluid from a compressor of the turbine, determining an operating load of the turbine, transmitting the bypass flow to a turbine section of the turbine; and selectively heating the bypass flow according to the determined operating load of the turbine.
    Type: Grant
    Filed: February 6, 2012
    Date of Patent: January 10, 2017
    Assignee: GENERAL ELECTRIC COMPANY
    Inventor: Robert Joseph Reed
  • Patent number: 9538920
    Abstract: Systems, methods and computer program products to annotate axial-view spine images with the desired characteristics of not requiring additional views of the spine or cross-referencing features are provided. In one aspect, the disclosed method does not require external training from a manually-labeled data set while being applicable to different imaging modalities and acquisition protocols. In one aspect, the disclosed method achieves near real-time results using integral kernels when implemented on a Graphics Processing Unit.
    Type: Grant
    Filed: May 9, 2014
    Date of Patent: January 10, 2017
    Assignees: London Health Sciences Centre Research Inc., General Electric Company
    Inventors: Ismail Ben Ayed, Brandon Miles, Gregory Garvin
  • Patent number: 9538987
    Abstract: Embodiments presented herein describe a method, a system and a computer program product for ultrasound imaging. The method in one example includes receiving a plurality of ultrasound echo signals from a plurality of transducer elements in response to ultrasound transmit beams. The method computes beam sums of ultrasound echo signals originating from a point to be imaged, for the corresponding ultrasound transmit beams. The method generates a time record comprising a plurality of beam sums, wherein the time record includes beam sums corresponding to multiple instants of time in a time window. The method filters the time record based, at least in part, on a predetermined response function. Finally, the method reconstructs the point to be imaged based on one or more of the filtered time records corresponding to one or more of the plurality of ultrasound transmit beams. The method repeats this process for each point to be imaged.
    Type: Grant
    Filed: September 28, 2011
    Date of Patent: January 10, 2017
    Assignee: General Electric Company
    Inventors: Ralph Thomas Hoctor, Larry Yiu Lau Mo
  • Patent number: 9543883
    Abstract: An electric drive system includes an induction machine and a power converter electrically coupled to the induction machine to drive the induction machine. The power converter comprising a plurality of silicon carbide (SiC) switching devices. The electric drive system further includes a controller that is electrically coupled to the power converter and that is programmed to transmit switching signals to the plurality of SiC switching devices at a given switching frequency such that a peak-to-peak current ripple is less than approximately five percent.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: January 10, 2017
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Ayman Mohamed Fawzi El-Refaie, Robert Dean King
  • Patent number: 9543855
    Abstract: A Voltage Source Converter (VSC) (10) with Neutral-Point-Clamped (NPC) topology with one or more phases, comprises an intermediate DC circuit having at least a first and a second capacitance connected in series between a positive terminal and a negative terminal, providing a central tap terminal between both capacitances, and at least one sub-circuit for generating one phase of an alternating voltage, each sub-circuit comprising an AC terminal for supplying a pulsed voltage; a circuit arrangement of the form of a conventional NPC converter, with a first series connection of at least two switches between said AC terminal and said positive terminal, a second series connection of at least two switches between said AC terminal said negative terminal, and switchable connections from said central tap terminal to the centers of both two-switch series connections; and additional first and second auxiliary switches assigned to said two-switch series connections.
    Type: Grant
    Filed: November 5, 2012
    Date of Patent: January 10, 2017
    Assignee: General Electric Technology GmbH
    Inventors: Thiago Batista Soeiro, Johann Walter Kolar, Per Ranstad, Jörgen Linner
  • Patent number: 9544567
    Abstract: An apparatus for determining a measure for a distortion change of a first view synthesized from a second view, caused by a modification of a depth map of the second view from a first state to a second state, is configured—starting from a current synthesis state of the first view corresponding to a synthesis from the second view having the depth map modified to the second state in an already processed portion of the depth map and having the depth map unmodified at the first state in a yet to be processed portion of the depth map—to compute a possible successor synthesis state corresponding to a synthesis of the first view from the second view having the depth map modified to the second state in an already processed portion plus a currently processed portion and having the depth map unmodified at the first state in the yet to be processed portion without the currently processed portion; and to determine a distortion change of a distortion of the current synthesis state of the first view relative to an undistort
    Type: Grant
    Filed: May 8, 2014
    Date of Patent: January 10, 2017
    Assignee: GE VIDEO COMPRESSION, LLC
    Inventors: Gerhard Tech, Karsten Mueller, Thomas Wiegand
  • Patent number: 9544972
    Abstract: Provided is a lighting system that includes a plurality of lighting elements to emit light, a power supply to supply power, a lighting driver including a microcontroller and to output power to the plurality of lighting elements for operation thereof, a control system to transmit a control signal to the microcontroller to initiate a standby mode of the plurality of lighting elements, and a semiconductor device configured to receive voltage from the microcontroller, and selectively enable and disable a low power consumption mode of the lighting driver, to thereby maintain voltage for communication between the microcontroller and the control system during the standby mode.
    Type: Grant
    Filed: November 10, 2014
    Date of Patent: January 10, 2017
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Nina Rose Scheidegger, Gang Yao, Carre Scheidegger
  • Patent number: 9541040
    Abstract: Various methods and systems are provided for diagnosing a condition of a component in an exhaust gas recirculation system. In one example, a method includes selectively routing exhaust from a first subset of engine cylinders to an exhaust passage via a first valve and to an intake passage via a second valve and determining a respective condition of each of the first valve and second valve based on a first exhaust pressure of the first subset of engine cylinders and a second exhaust pressure of a second subset of engine cylinders.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: January 10, 2017
    Assignee: General Electric Company
    Inventors: Milan Palinda Karunaratne, Benedict George Lander, Chirag Bipinchandra Parikh
  • Patent number: 9543814
    Abstract: An electric machine, such as a generator, providing for the generation of electricity and includes a rotor generating a magnetic field and a stator having stator windings. The interaction of the magnetic field with the stator windings generates current in the windings. The generator may provide the generated current to a power output of the generator, where it may be further transmitted to an electrical load to power the load.
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: January 10, 2017
    Assignee: GE AVIATION SYSTEMS LLC
    Inventor: Charles T. Sigler
  • Patent number: 9544729
    Abstract: Location information relating to a changeable location of a mobile device is received. An automatic determination is made as to whether an asset is closest in geographic proximity to the location of the mobile device where the asset is selected from a plurality of assets. Based upon the selected asset, mobile interface information is automatically retrieved where this information is specifically associated with the selected asset. The mobile interface information is automatically sent to the mobile device for display to the user without any interaction from the user.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: January 10, 2017
    Assignee: GE INTELLIGENT PLATFORMS, INC.
    Inventors: Peter Hardwick, Daniel Carvalho, Blayne Watt
  • Patent number: 9541293
    Abstract: The invention refers to a reheat burner that includes a flow channel for a hot gas flow with a lance arranged along said flow channel, protruding into the flow channel for injecting a fuel over an injection plane perpendicular to a channel longitudinal axis, wherein the channel and lance define a vortex generation zone upstream of the injection plane and a mixing zone downstream of the injection plane in the hot gas flow direction. The mixing zone provides at least one axially region having different cross sectional areas along its longitudinal axis with continuously changing shape, or having non circular cross section areas which change location along its longitudinal axis by continuously rotation around the longitudinal axis.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: January 10, 2017
    Assignee: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventor: Michael Düsing
  • Patent number: 9541604
    Abstract: A voltage is sensed at a switching device and the voltage is associated with a status of a switching device. The sensed voltage is converted to a useable voltage regardless of the value and type of the sensed voltage. At a single self-contained integrated circuit that is powered by the sensed voltage, the usable voltage is converted into a digital representation. The digital representation is configured to be usable by a processing device to determine the value of the voltage at the switching device.
    Type: Grant
    Filed: April 29, 2013
    Date of Patent: January 10, 2017
    Assignee: GE INTELLIGENT PLATFORMS, INC.
    Inventors: Parag Vishwanath Acharya, Ravindra Mahavir Desai
  • Patent number: 9541277
    Abstract: In accordance with one aspect of the present disclosure, a waterproof LED lamp is disclosed. The waterproof LED lamp includes a housing having one or more LEDs disposed within said housing. The housing comprises a housing base including a body with a first opening, the first opening having an edge surrounded by a first sealing portion. The housing further includes an optical cover comprising a shell having a second opening, the second opening having a border surrounded by a second sealing portion. The second sealing portion is configured to be removably inserted into the first sealing portion, forming a water-tight seal between the housing base and the optical cover.
    Type: Grant
    Filed: March 29, 2011
    Date of Patent: January 10, 2017
    Assignee: GE LIGHTING SOLUTIONS, LLC
    Inventor: Steve Germain
  • Patent number: 9541606
    Abstract: A method implemented using a controller based device includes receiving a measured electrical signal from an electrical device of an electromechanical device and receiving a measured vibration signal from a mechanical device of the electromechanical device, coupled to the electrical device. The method further includes determining a first signal signature based on the measured electrical signal and determining a second signal signature based on the measured vibration signal. The method also includes determining a diagnostic parameter based on the first signal signature and the second signal signature and determining a fault in the mechanical device based on the diagnostic parameter.
    Type: Grant
    Filed: December 17, 2012
    Date of Patent: January 10, 2017
    Assignee: General Electric Company
    Inventors: Prabhakar Neti, Pinjia Zhang
  • Patent number: 9543812
    Abstract: A multi-phase electric circuit including an electric machine and an inverter, wherein machine encompasses a rotor connected to the inverter via at least two brushes for each phase, wherein each of the brushes of each phase is connected to the inverter via a separate brush line.
    Type: Grant
    Filed: May 1, 2014
    Date of Patent: January 10, 2017
    Assignee: GE ENERGY POWER CONVERSION TECHNOLOGY LIMITED
    Inventor: Kai Alexander Rothenhagen
  • Patent number: 9541656
    Abstract: In accordance with the present approach, a dark current is measured for one or more detector elements and used to determine a gain or gain compensation for the respective detector elements. In certain embodiments, the dark current is used to determine a temperature for the respective detector element and the temperature is used to determine the gain or gain compensation. In other embodiments, the dark current is used to calculate the gain or gain compensation for the respective detector element without calculating an intermediate temperature value, such as via the use of a transfer function.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: January 10, 2017
    Assignee: General Electric Company
    Inventors: Sergei Ivanovich Dolinsky, David Leo McDaniel
  • Patent number: 9541448
    Abstract: A silicon photomultiplier array of microcells including a photon avalanche diode and an electronic circuit configured to provide a first one-shot pulse and a second one-shot pulse based on a detected current flowing through the photon avalanche diode. The microcells arranged in rows and columns with each microcell of a respective row connected to a respective row data bus connected to a row counter configured to count one or more first one-shot pulses for a predetermined time period, a pixel adder configured to sum the count, and a digital-to-analog converter connected to the pixel adder to convert sum to an analog signal representative of an energy readout. A timing logic circuit configured to provide a validation signal to a counter control logic circuit, and the counter control logic circuit configured to provide one of a start signal, a stop signal, and a reset signal to the row counter.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: January 10, 2017
    Assignee: General Electric Company
    Inventors: Jianjun Guo, Sergei Ivanovich Dolinsky
  • Patent number: 9541947
    Abstract: Presented herein are systems, methods, and computer-readable media for recording event times in particle detection scenarios. The systems, methods, and computer-readable media involve the identification of one facility device as a grandmaster clock among at least two facility devices of a facility device set, where the respective facility devices are selected from a facility device type set including a beam monitor; a neutron instrument; a neutron chopper; a nuclear reactor; a particle accelerator; a network router; and a user workstation. The system, method, and computer-readable medium also involve configuring the facility devices to synchronize a clock component with the grandmaster clock; and, upon detecting an event, retrieve from the clock component of the selected facility device an absolute event timestamp that is independent of event times of other events, and store a record of the facility event and the absolute event timestamp in the data store.
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: January 10, 2017
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Yichin Yen, Fred YuFeng Chou, Michael Barry DeLong
  • Patent number: 9542739
    Abstract: A system and method for virtually inspecting contact gaps of a blade stage of a turbomachine is disclosed. The system may include a digitizing device for obtaining a three-dimensional model of a shroud of each blade of the blade stage. A computer system may include at least one module configured to perform the following steps: extracting a geometric location data of a hard place plane of each shroud from the three-dimensional model; generating a three-dimensional virtual rendering of the shrouds of the blade stage based on the geometric location data and the known dimensions of the blade stage, the three-dimensional virtual rendering including a rendering of contact gaps between adjacent shrouds; and inspecting the blade stage using the three-dimensional virtual rendering.
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: January 10, 2017
    Assignee: General Electric Company
    Inventors: Jacob Andrew Salm, James Ryan Connor, Jeffrey David Erno
  • Publication number: 20170002669
    Abstract: A mechanical fastening system for rotating or stationary components such as turbine or compressor blades on a rotor or a shaft or a casing, respectively, is disclosed. The system includes a circumferential mounting groove adapted for receiving root sections of the rotating or stationary components as well as intermediate fastening components for fixation of the components in equidistance positions. The intermediate fastening components comprise at least an upper platform and at least a side plate having a groove for mounting on said rotor. The intermediate fastening components are made of a plurality of distinct parts of different materials from which at least one clamping part is made of or comprises a shape memory alloy or similar material having a pseudo-elasticity behavior.
    Type: Application
    Filed: November 3, 2014
    Publication date: January 5, 2017
    Applicant: General Electric Technology GmbH
    Inventors: Jaroslaw Leszek SZWEDOWICZ, Andreas BAUER, Jonas BOETTCHER, Marcus NEUBAUER
  • Publication number: 20170002745
    Abstract: A control apparatus for angling guide vanes of a torque converter is provided and includes a modeling unit configured to receive current condition data, to determine a current input power supplied by a starting motor from the current condition data and to output a result of the determination as a control signal and a controller, which is coupled to the modeling unit and thereby receptive of the control signal. The controller is configured to execute a comparison of the current input power with a rating of the starting motor and to angle the guide vanes of the torque converter at an angle in accordance with a result of the comparison.
    Type: Application
    Filed: February 23, 2016
    Publication date: January 5, 2017
    Applicant: General Electric Company
    Inventors: Jason Dean Fuller, Karl Dean Minto, Justin Aaron Allen
  • Publication number: 20170001528
    Abstract: An apparatus comprises a power electronic energy conversion system comprising a first energy storage device configured to store DC energy and a first voltage converter configured to convert a second voltage from a remote power supply into a first charging voltage configured to charge the first energy storage device. The apparatus also includes a first controller configured to control the first voltage converter to convert the second voltage into the first charging voltage and to provide the first charging voltage to the first energy storage device during a charging mode of operation and communicate with a second controller located remotely from the power electronic energy conversion system to cause a second charging voltage to be provided to the first energy storage device during the charging mode of operation to rapidly charge the first energy storage device.
    Type: Application
    Filed: September 14, 2016
    Publication date: January 5, 2017
    Applicant: General Electric Company
    Inventors: Robert Dean King, Robert Louis Steigerwald
  • Publication number: 20170005589
    Abstract: A voltage source converter for interconnecting first and second electrical networks, including first and second terminals for connection to the first electrical network, and a primary converter limb extending between the first and second terminals including first and second primary limb portions separated by a third terminal connectable to the second electrical network. The converter further including a second chain-link converter connected to the third terminal and a control unit configured to selectively operate one or more chain-link modules to generate a discontinuous pulse width modulation voltage waveform. The converter further including a controller configured to selectively operate each chain-link converter to control the configuration of a discontinuous pulse width modulation voltage waveform at the third terminal.
    Type: Application
    Filed: December 17, 2014
    Publication date: January 5, 2017
    Applicant: General Electric Technology GmbH
    Inventors: Francisco Jose Moreno Muñoz, Omar Fadhel Jasim, Si Dang, Sajjad Fekriasl, Kevin Dyke
  • Publication number: 20170003370
    Abstract: An apparatus for detecting and repairing a ring artifact in a multi-spectral magnetic resonance image includes an image processor, which is configured to obtain an off-resonance magnetic field map and a deblurred composite image, to calculate a spatial gradient of the image based on the magnetic field map, to kernel search the spatial gradient, to mask the image, based on the kernel search, in order to identify voxels affected by a ring artifact, and to apply a filter in order to smooth intensities of the voxels identified by the image mask.
    Type: Application
    Filed: June 30, 2015
    Publication date: January 5, 2017
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: WEITIAN CHEN, ROBERT DONALD PETERS, ZACHARY WILLIAM SLAVENS, KEVIN MATTHEW KOCH
  • Publication number: 20170003367
    Abstract: A method of parallel imaging for use with a magnetic resonance imaging apparatus includes producing a longitudinal magnetic field B0 throughout a target volume, producing a transverse magnetic field B1 that is generally perpendicular to B0 throughout the target volume, transmitting a plurality of RF pulses to the target volume, with a surface coil, acquiring first MRI data from a target within the target volume in response to the transmission of RF pulses, and with a body coil, acquiring second MRI data from the target within the target volume in response to the transmission of RF pulses, wherein acquisition of the first MRI data and the second MRI data occurs substantially simultaneously.
    Type: Application
    Filed: June 30, 2015
    Publication date: January 5, 2017
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: DASHEN CHU, ROBERT STEVEN STORMONT, SCOTT ALLEN LINDSAY, JAMES HIROSHI AKAO, ZHU LI, HAI ZHENG, XIAOXU LIU
  • Publication number: 20170002661
    Abstract: The disclosure refers to a method of assembling or disassembling a rotor blade or guide vane assembly, wherein the rotor blade or guide vane includes an airfoil and additional structured peripheral members forming at least an inner and/or an outer platform of the rotor blade or guide vane. The airfoil includes at least one airfoil sub-structure designed for anchoring at least one superposed component for the purpose of a thermal protection. The connection between the airfoil sub-structure and the superposed component is supported on friction-locked device, wherein the airfoil sub-structure is formed by a spar and the superposed component includes at least one flow-charged outer shell. Connection between the spar or airfoil understructure and flow-charged outer shell is formed by a force-fit and/or a form-fit fixation or a shrinking joint, wherein the airfoil and additional structured peripheral members is formed by friction-locked device with a detachable, permanent or semi-permanent fixation.
    Type: Application
    Filed: December 12, 2014
    Publication date: January 5, 2017
    Applicant: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: Thomas OPDERBECKE, Simone HOEVEL, Joergen FERBER
  • Publication number: 20170003218
    Abstract: A method includes receiving a gas mixture at a first pressure including at least a primary gas and a secondary gas and changing a pressure of the received gas mixture from the first pressure to a second pressure. Further, the method includes determining a spectra of the gas mixture at the second pressure, wherein at least the first spectral line of the primary gas is spectrally distinguished from at least the second spectral line of the secondary gas, identifying a peak wavelength associated with the spectrally distinguished first spectral line of the primary gas based on at least two wavelengths of the secondary gas corresponding to at least two peak amplitudes in the spectra of the gas mixture, and determining a concentration of the primary gas based on the identified peak wavelength associated with the spectrally distinguished first spectral line of the primary gas.
    Type: Application
    Filed: May 15, 2014
    Publication date: January 5, 2017
    Applicant: General Electric Company
    Inventors: Rachit Sharma, Chayan Mitra, Sandip Maity, Vinayak Tilak, Xiaoyong Liu, Anthony Kowal, Chong Tao
  • Patent number: 9534583
    Abstract: A wind turbine system, comprising a tower, a plurality of blades, a rotor supported by the tower and rotatably coupled to the plurality of blades, a pitch control device for regulating pitch angles of the plurality of blades, a torque control device for regulating torque of the rotor, a processing subsystem programmed to slow down the wind turbine system by using the torque control device alone to slow down the rotor when the torque control device is fully capable of slowing down the rotor, and using both the torque control device and the pitch control device to slow down the rotor when the torque control device alone is not fully capable of slowing down the rotor.
    Type: Grant
    Filed: June 17, 2014
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventors: Pranav Agarwal, Mark Edward Cardinal, Nora Cheng-Huei Han
  • Patent number: 9534214
    Abstract: A solid substrate for biological sample storage under dry-state and elution of biomolecules is provided. The dry, solid substrate is coated with saccharides, such as monosaccharides, oligosaccharides, polysaccharides or combinations thereof, and the substrate is comprised of one or more protein denaturing agents impregnated therein under a substantially dry state. A method for elution of biomolecules from biological samples is also provided. The compositions disclosed herein provide for enhanced elution and recovery of biomolecules, such as nucleic acids, from the sample. The sample is disposed on a substrate, dried to a substantially dry state; eluted from the biological sample dried on the substrate by rehydrating the substrate in an elution buffer.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventors: Bing Li, Gregory Andrew Grossmann, Erik Leeming Kvam, Brian Christopher Bales, Jason Louis Davis
  • Patent number: 9534580
    Abstract: A fluid turbine blade and method of fabrication are provided. The fluid turbine blade includes a centrally disposed longitudinal spar having a substantially circumferential cross section. The fluid turbine blade also includes at least one chord stiffener coupled to the longitudinal spar. The fluid turbine blade further includes a torsionally compliant segmented skin coupled to the at least one chord stiffener. The centrally disposed longitudinal spar and the torsionally compliant segmented skin are functionally decoupled to relieve the torsionally compliant segmented skin of one or more of a flapwise load condition, an edgewise load condition and a torsional load condition.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventors: Chandra Sekher Yerramalli, Peggy Lynn Baehmann, Ken Ivcar Salas, Mohammad Salah Attia, Haifeng Zhao
  • Patent number: 9534538
    Abstract: An integrated power and thermal management system for a turbine-powered aircraft is provided. The system may comprise a power turbine, compressor, first cooling turbine, second cooling turbine, and electrical motor-generator disposed on a primary shaft. The compressor may be disposed on the primary shaft to motivate a system airflow and operably joined to the power turbine. The first cooling turbine may be rotatably disposed on the primary shaft in selective fluid communication with the compressor. The second cooling turbine may be rotatably disposed on the primary shaft in selective fluid communication with the first cooling turbine.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventor: Matthew Robert Cerny
  • Patent number: 9534465
    Abstract: A method of completing a well includes lowering a wellhead onto a base at an upper end of the well. A hub with internal threads and an external circumferential stepped recess is secured to external threads of the wellhead. A blowout preventer assembly with an annular locking member having a plurality of locking elements is landed on the hub, and the locking elements are engaged with the recess of the hub. The well is drilled through the blowout preventer assembly to a greater depth then the blowout preventer assembly and the hub are removed. A threaded flange with a plurality of bolt holes spaced around the flange is secured to the external threads of the wellhead and a wellhead member is bolted to the bolt holes of the threaded flange.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: January 3, 2017
    Assignee: GE Oil & Gas Pressure Control LP
    Inventors: Khang V. Nguyen, Saurabh Kajaria, Knox F. Wright, Sheila A. Adkinson
  • Patent number: 9534502
    Abstract: Embodiments of the present disclosure are directed toward a face seal including a stator ring configured to be disposed about a rotor of a turbine, wherein stator ring comprises a first ring segment and a second ring segment configured to cooperatively form the stator ring, wherein the first and second ring segments are circumferentially split and have at least one bearing element disposed between the first and second ring segments, and wherein the at least one bearing element is configured to enable relative axial motion between the first and second ring segments at interfaces between the first and second ring segments.
    Type: Grant
    Filed: March 26, 2014
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventors: Azam Mihir Thatte, Karimulla Shaik Sha, Rahul Anil Bidkar, Xiaoqing Zheng
  • Patent number: 9534536
    Abstract: Turbine airflow is modulated to improve performance during part load operation in a turbomachine. The turbomachine includes a compressor, a turbine with a plurality of stages, and a diffuser. Modulating the airflow includes extracting airflow from an upstream component of the turbomachine, admitting the extracted airflow into a rear stage of the plurality of stages. Admitting airflow into the rear stage serves to increase rear stage loading and alter an energy distribution in the rear stage during part load operation.
    Type: Grant
    Filed: July 2, 2013
    Date of Patent: January 3, 2017
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Moorthi Subramaniyan, Joshy John
  • Patent number: 9534790
    Abstract: A fuel injector for a combustor generally includes an annular outer body having an inlet and an outlet. The outer body at least partially defines an outer flow passage. An inner flow passage extends at least partially through the outer flow passage and a radial swirler is disposed at the inlet of the outer body. The radial swirler includes a first radial passage separated from a second radial passage. The first radial passage has a first plurality of swirler vanes and the second radial passage has a second plurality of swirler vanes. The first radial passage is in fluid communication with the outer flow passage and the second radial passage is in fluid communication with the inner flow passage.
    Type: Grant
    Filed: January 7, 2013
    Date of Patent: January 3, 2017
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Jun Cai, Gregory Allen Boardman, Hasan Karim, Lucas John Stoia
  • Patent number: 9534541
    Abstract: A gas turbine engine is presented. The gas turbine engine includes a control unit having a first bypass channel that is coupled between an outlet of a first turbine and an inlet of a second turbine. Further, the control unit includes a second bypass channel coupled between a first outlet of a compressor unit and the inlet of the second turbine. Additionally, the control unit includes a first control valve coupled to the first bypass channel and configured to direct at least a first portion of exhaust gas from the first turbine to the inlet of the second turbine via the first bypass channel. Furthermore, the control unit includes a second control valve coupled to the second bypass channel and configured to direct at least a first portion of compressed air from the compressor unit to the inlet of the second turbine via the second bypass channel.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventors: Kapil Kumar Singh, Sherif Hatem Abdulla Mohamed
  • Patent number: 9534559
    Abstract: A cylinder liner for an internal combustion engine includes a liner body defining a longitudinal axis coated with a coating on the interior surface of the liner body that varies in thickness along the longitudinal axis. The coating on the interior surface is thicker in a region of the interior surface corresponding to a top dead center or a bottom dead center of a piston.
    Type: Grant
    Filed: June 20, 2012
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventor: Richard John Donahue
  • Patent number: 9534719
    Abstract: An outer collar member of an end fitting for a flexible pipe. The apparatus comprises an outer collar body portion and an outer collar neck portion extending away from the outer collar body portion. The neck portion is arranged to be secured to a portion of flexible pipe body in a slotted position between layers of the flexible pipe body. The position is located between an outer sheath of the flexible pipe body and at least one armour layer of the flexible pipe body wherein the outer collar body portion comprises a curved inner surface region for determining a radius of curvature of wires of the armour layer bent away from an axis of the flexible pipe bodies and supported by the curved inner surface when the pipe body is mounted in the end fitting.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: January 3, 2017
    Assignee: GE Oil & Gas UK Limited
    Inventors: Tony Eccleston, George Karabelas, Zhimin Tan
  • Patent number: 9534743
    Abstract: A directional lamp comprises a light source, a beam forming optical system configured to form light from the light source into a light beam, and a light mixing diffuser arranged to diffuse the light beam. The light source, beam forming optical system, and light mixing diffuser are secured together as a unitary lamp. The beam forming optical system includes: a collecting reflector having an entrance aperture receiving light from the light source and an exit aperture that is larger than the entrance aperture, and a lens disposed at the exit aperture of the collecting reflector, the light source being positioned along an optical axis of the beam forming optical system at a distance from the lens that is within plus or minus ten percent of a focal length of the lens.
    Type: Grant
    Filed: November 19, 2013
    Date of Patent: January 3, 2017
    Assignee: GE Lighting Solutions, LLC
    Inventors: Gary R. Allen, Stanton E. Weaver, Jr., R. Stephen Mulder, David C. Dudik, Mark E. Kaminski
  • Patent number: 9534781
    Abstract: A system includes a multi-tube fuel nozzle with a fuel nozzle body and a plurality of tubes. The fuel nozzle body includes a nozzle wall surrounding a chamber. The plurality of tubes extend through the chamber, wherein each tube of the plurality of tubes includes an air intake portion, a fuel intake portion, and an air-fuel mixture outlet portion. The multi-tube fuel nozzle also includes a differential configuration of the air intake portions among the plurality of tubes.
    Type: Grant
    Filed: May 10, 2012
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventors: Michael John Hughes, Thomas Edward Johnson, Jonathan Dwight Berry, William David York
  • Patent number: 9534787
    Abstract: A system includes a combustor cap assembly for a multi-tube fuel nozzle. The combustor cap assembly includes a support structure defining an interior volume configured to receive an air flow, a plurality of mixing tubes disposed within the interior volume, wherein each of the plurality of mixing tubes comprises a respective fuel injector and is individually removable from the combustor cap assembly, an air distributor disposed within the interior volume and configured to distribute the air flow received by the interior volume to each of the plurality of mixing tubes, and a combustor cap removably coupled to the support structure.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventors: James Harold Westmoreland, Gregory Allen Boardman, Patrick Benedict Melton
  • Patent number: 9534788
    Abstract: A system for premixing fuel and air prior to combustion in a gas turbine engine includes a mixing duct, a centerbody fuel injector located along a central axis of the mixing duct an outer annular swirler located adjacent an upstream end of the mixing duct for swirling air flowing therethrough in a first swirl direction and an inner annular swirler located adjacent of the mixing duct upstream end for swirling air flowing therethrough in a second swirl direction. The system includes a hub separating the inner and outer annular swirlers to permit independent rotation of an air stream therethrough and multiple hollow paths located radially outward around the centerbody fuel injector and at a radially inward side of the inner annular swirler for allowing a flow of sweeping air over the surface of the centerbody fuel injector.
    Type: Grant
    Filed: April 3, 2014
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventors: Suhui Li, Narendra Digamber Joshi, Keith Robert McManus
  • Patent number: 9537061
    Abstract: A phosphor composition is disclosed. A phosphor composition, comprises at least 10 atomic % bromine; silicon, germanium or combination thereof; oxygen; a metal M, wherein M comprises zinc (Zn), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), or combinations thereof; and an activator comprising europium. The phosphor composition is formed from combining carbonate or oxides of metal M, silicon oxide, and europium oxide; and then firing the combination. A lighting apparatus including the phosphor composition is also provided. The phosphor composition may be combined with an additional phosphor to generate white light.
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: January 3, 2017
    Assignee: General Electric Company
    Inventors: Alok Mani Srivastava, Holly Ann Comanzo, William Winder Beers, Samuel Joseph Camardello, Fangming Du, William Erwin Cohen
  • Patent number: 9534942
    Abstract: A variable orifice fluid flow sensor is provided that includes a biasing member and a bending member positioned proximate the biasing member. The biasing member includes at least one biasing element extending from the biasing member into contact with a non-flapper portion of the bending member to exert a contact force on the bending member.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: January 3, 2017
    Assignee: GENERAL ELECTRIC COMPANY
    Inventor: James Nyal Mashak
  • Patent number: D776041
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: January 10, 2017
    Assignee: General Electric Company
    Inventors: Neil Patrick Bradley, Maria Michelle Kauffman, Rekha Doddarangaiah Prasad, Scott Christopher Poeppel, Michael Allen Taylor, Muazzam Ul Azam