Patents Assigned to General Electric Company
  • Patent number: 9885243
    Abstract: A turbine bucket according to embodiments includes: a base; a blade coupled to the base, extending radially outward from the base, and including: a body having: a pressure side; a suction side opposing the pressure side; a leading edge between the pressure side and the suction side; and a trailing edge between the pressure side and the suction side on a side opposing the leading edge; and a plurality of radially extending cooling passageways within the body; and a shroud coupled to the blade radially outboard of the blade, including: a plurality of radially extending outlet passageways fluidly connected with a first set of the plurality of radially extending cooling passageways within the body; and an outlet path extending at least partially circumferentially through the shroud and fluidly connected with all of a second, distinct set of the plurality of radially extending cooling passageways within the body.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: February 6, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Rohit Chouhan, Shashwat Swami Jaiswal, Zachary James Taylor
  • Patent number: 9884687
    Abstract: An aircraft including a fuselage and an aft engine is provided. The fuselage extends from a forward end of the aircraft towards an aft end of the aircraft. The aft engine is mounted to the fuselage proximate the aft end of the aircraft. The aft engine includes a fan rotatable about a central axis of the aft engine, the fan including a plurality of fan blades. The aft engine also includes a nacelle surrounding the plurality of fan blades and defining an inlet. The inlet defines a non-axis symmetric shape with respect to the central axis of the aft engine to, e.g., allow for a maximum amount of airflow into the aft engine.
    Type: Grant
    Filed: September 21, 2015
    Date of Patent: February 6, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Patrick Michael Marrinan, Thomas Lee Becker, Kurt David Murrow, Jixian Yao
  • Patent number: 9885255
    Abstract: Systems for the positioning of equipment are disclosed. A system of the present disclosure can provide an apparatus including: a height adjustable table; an arm support structure coupled to and positioned above the height adjustable table; a length adjustable arm slidably connected to the arm support structure, the length adjustable arm being configured to support a piece of equipment; and an equipment support bracket coupled to the length adjustable arm configured to removably attach the piece of equipment.
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventors: Thomas Alan Mogle, II, Kyle Joseph Conger, Michael Alan Davi, Stuart Craig Hanson, Robert Joseph Rohrssen
  • Patent number: 9885290
    Abstract: In an embodiment, a method includes flowing an exhaust gas from a turbine of a gas turbine system to an exhaust gas compressor of the gas turbine system via an exhaust recirculation path; evaluating moist flow parameters of the exhaust gas within an inlet section of the exhaust gas compressor using a controller comprising non-transitory media programmed with instructions and one or more processors configured to execute the instructions; and modulating cooling of the exhaust gas within the exhaust recirculation path, heating of the exhaust gas within the inlet section of the exhaust gas compressor, or both, based on the evaluation.
    Type: Grant
    Filed: May 29, 2015
    Date of Patent: February 6, 2018
    Assignees: General Electric Company, ExxonMobil Upstream Research Company
    Inventors: Gabriel Della-Fera, Todd F. Denman, Scott E. Ellis
  • Patent number: 9883846
    Abstract: Disclosed herein is a mammography device for X-ray photographing an object to be inspected. The mammography device includes: a generator irradiating an X-ray; a support part for an object to be inspected including a detector positioned to face the generator; and a pressing pad moving between the generator and the support part for an object to be inspected to press the object to be inspected, wherein at least one of the support part for an object to be inspected and the pressing pad is rotatably installed at one side of the mammography device, and in a pressing initial state of the object to be inspected, at least one of the support part for an object to be inspected and the pressing pad that is rotatably installed is configured so that a front end portion thereof toward a subject is elastically deflected to a position inclined toward the object to be inspected.
    Type: Grant
    Filed: September 30, 2013
    Date of Patent: February 6, 2018
    Assignee: GENERAL ELECTRIC COMPANY
    Inventor: Min Ho Son
  • Patent number: 9883800
    Abstract: A method of monitoring a patient includes operating each of one or more wireless sensing devices to measure a physiological parameter from a patient and wirelessly transmit a parameter dataset, and receiving the one or more parameter datasets from the one or more wireless sensing devices. The method further includes calculating a patient condition index based on the one or more parameter datasets, wherein the patient condition index is an indicator of stability of the one or more physiological parameters. A measurement interval is then assigned for each wireless sensing device based on the patient condition index, and each wireless sensing device is operated according to the respective measurement interval.
    Type: Grant
    Filed: February 11, 2016
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventor: Otto Valtteri Pekander
  • Patent number: 9883835
    Abstract: A method of directing positioning of ECG electrodes on a patient includes receiving at a processor an image of the patient with one or more electrodes and determining with the processor an actual location of each of the electrodes on the patient based on the image. The method further includes determining with the processor whether the actual location of each of the electrodes is correct and providing information via a user interface regarding the actual location of the electrodes.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventor: Joel Qiuzhen Xue
  • Patent number: 9886546
    Abstract: Methods and apparatus are disclosed to label radiology images. An example system includes a processor and a database. In response to receiving a first user input via a data input, the processor is to generate first annotations on a spinal image. The processor is to cause the spinal image having the first annotations to be displayed at a user interface. The processor is to prompt a user to provide second user input identifying an error in the first annotations. In response to receiving the second user input, the processor is to generate second annotations on the spinal image. The second annotations is to correct the error in the first annotations.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventors: Ismail Ben Ayed, Dmitry Pavlov, Kumaradevan Punithakumar, Seyed-Parsa Hojjat, Gregory Garvin
  • Patent number: 9885386
    Abstract: A system includes a bearing assembly configured to be coupled to a compressor of a gas turbine engine and to receive an end of a torque shaft assembly, a bearing housing, and a circumferential bearing. The circumferential bearing includes a split race and a ball disposed within the split race. The circumferential bearing may be configured to be removed from the bearing housing without having to remove the torque shaft assembly from the compressor.
    Type: Grant
    Filed: June 15, 2015
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventors: Awtar Singh Khera, Rene Canul Melendez, Cesar Antonio Labastida Ponce
  • Patent number: 9885244
    Abstract: A metallic leading edge protective strip adapted to provide impact protection for a leading edge of an airfoil of a turbomachine. The protective strip is formed of a stainless steel or a nickel-based alloy and is denser and provides increased strength and elasticity characteristics as compared to an identical protective strip formed of a titanium-based alloy. The protective strip is particularly suitable for use with composite blades and allows for thinner airfoils, thereby improving engine efficiency.
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventors: Nicholas Joseph Kray, Dong-Jin Shim, Tod Winton Davis
  • Patent number: 9884269
    Abstract: Systems and methods for selectively extracting hydrogen gas dissolved in oil are provided. In one embodiment, a system includes a selectively permeable membrane provided at a point of contact between oil and a sensor chamber. The selectively permeable membrane has a hydrogen specificity and a thickness selected to minimize detection of further gasses dissolved in the oil by a hydrogen gas sensor cross-sensitive to the further gasses. The selectively permeable membrane can include polyimide. The further gasses include carbon monoxide, acetylene, and ethylene. The system can include a further membrane and a porous metal disc. The porous metal disc is bound to the selectively permeable membrane by using the further membrane as an adhesive layer and by applying pressure and temperature. The porous metal disc supports the selectively permeable membrane and the further membrane against pressure of the oil when exposed to a vacuum. The further membrane includes fluorohydrocarbons.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventors: James Christopher Hunter, Grainne Black
  • Patent number: 9888167
    Abstract: A system includes an image capture device configured to capture an image of at least a portion of an industrial device or machinery. The system also includes a display configured to display the image. The system further includes a processor communicatively coupled to the image capture device and the display and configured to cause the display to display a graphical user interface (GUI) on the display, wherein the GUI comprises a first indicator located in user selectable first portion of the display and a window configured to display a portion of the image corresponding to a location of the first indicator, wherein the processor is configured to cause the first indicator to move to a second portion of the display in response to receiving an indication of a user interaction with the window.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventors: Bryan David Maule, Daniel McClung, Melissa Rose Stancato, Thomas Charles Ward
  • Patent number: 9887634
    Abstract: A resonant converter includes a primary stage having first and second switches coupled in series, a controller coupled to the first switch and the second switch to control operation thereof, a first transformer comprising a primary coil coupled to a node between the first and second switches, and a resonant inductor coupled to the primary coil of the first transformer. The resonant converter also includes a secondary stage having a second transformer formed of a primary coil coupled to the resonant inductor and a secondary coil comprising first and second coil sections, a third switch coupled to the first coil section of the secondary coil, and a fourth switch coupled to the second coil section of the secondary coil. A switch drive circuit is provided to drive the third and fourth switches for synchronous rectification, with the switch drive circuit comprising a secondary coil of the first transformer.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: February 6, 2018
    Assignee: General Electric Company
    Inventors: Ramanujam Ramabhadran, Yehuda Daniel Levy, Xu She
  • Patent number: 9879612
    Abstract: Commanding GTs to base load level based upon measured ambient condition for each GT; commanding each GT to adjust a power output to match scaled power output value equal to a fraction of a difference between the respective power output and a nominal power output value, and measuring actual emissions value for each GT during the adjusting of the respective power output; and adjusting an operating condition of each GT in the set of GTs based upon a difference between the respective measured actual emissions value, a nominal emissions value at the ambient condition and an emissions scale factor, wherein the nominal emissions value at the ambient condition and the emissions scale factor are stored in a pre-existing emissions model for the GT.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: January 30, 2018
    Assignee: General Electric Company
    Inventors: Lewis Berkley Davis, Jr., Scott Arthur Day, Timothy Andrew Healy, Rebecca Kathryn Jaiven, Harold Lamar Jordan, Jr., Rex Allen Morgan
  • Patent number: 9879547
    Abstract: A turbine blade that includes an airfoil and a radially extending chamber therein for a coolant. The turbine blade may also include a rib configuration that partitions the chamber into radially extending flow passages. The rib configuration may include: a camber line rib that defines a near-wall flow chamber; and traverse ribs extending between the camber line rib and one of the outer walls so to divide the near-wall flow chamber into successively stacked flow passages that each include a segment of the camber line rib. The segment of the camber line rib of one of the flow passages may have a narrowing profile that includes a profile that narrows from opposing ends toward a neck disposed therebetween.
    Type: Grant
    Filed: December 30, 2013
    Date of Patent: January 30, 2018
    Assignee: General Electric Company
    Inventors: Brian Denver Potter, Gregory Thomas Foster
  • Patent number: 9879600
    Abstract: Systems for cooling turbine components via fluid filled conduits are disclosed. Various embodiments include a system having: a set of fan systems for cooling a set of conduits, the set of conduits fluidly connected with a turbine component; a temperature sensor operably connected to the turbine component, the temperature sensor for obtaining a temperature indicator of the turbine component; and a control system operably connected to the set of fan systems and the temperature sensor, the control system for modifying a speed of at least one fan system in the set of fan systems across a range of speeds in response to determining the temperature indicator deviates from a predetermined range of temperature values.
    Type: Grant
    Filed: April 30, 2012
    Date of Patent: January 30, 2018
    Assignee: General Electric Company
    Inventors: Steven David Stovall, George Martin Gilchrist, III, John Victor Hains
  • Patent number: 9880166
    Abstract: Methods and systems for measuring the concentration of LAL-reactive substances in fluid samples is provided. They include contacting an aqueous sample with a detection reagent to form a prepared sample. A physical property of the prepared sample may be measured to obtain at least one sample measurement characteristic of the prepared sample. Curve fitting may then be used to forecast a concentration of the LAL-reactive substance the aqueous sample will have at a specified time in the future based on the sample measurement and a correlation developed between at least one standard measurement of a physical quality of a solution with a known concentration of a LAL-reactive substance therein. The quality of the sample measurement may be validated using historical data and/or the standard measurement.
    Type: Grant
    Filed: October 7, 2013
    Date of Patent: January 30, 2018
    Assignee: General Electric Company
    Inventors: Paul Charles Melanson, Vidyasankar Sundaresan, Richard Douglas Godec, Shouquan Deng
  • Patent number: 9879615
    Abstract: A system includes: a computing device configured to tune a set of gas turbines (GTs) by: commanding each GT to a base load level; commanding each GT to adjust a respective power output to match a nominal power output value, and subsequently measuring an actual emissions value for each GT; adjusting an operating condition of each GT based upon a difference between the respective measured actual emissions value and a nominal emissions value at the ambient condition; updating a pre-existing emissions model for each GT based upon the adjusted operating condition; running a set of operating conditions on each GT and measuring an updated emissions value; and refining the updated pre-existing emissions model based upon a difference between the updated emissions value and the updated pre-existing emissions model.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: January 30, 2018
    Assignee: General Electric Company
    Inventors: Lewis Berkley Davis, Jr., Scott Arthur Day, Timothy Andrew Healy, Harold Lamar Jordan, Jr., Rex Allen Morgan
  • Patent number: 9879614
    Abstract: Commanding GTs to base load level based upon measured ambient condition for each GT; commanding each GT to adjust a power output to match scaled power output value equal to a fraction of a difference between the respective power output and a nominal power output value, and measuring actual emissions value for each GT during the adjusting of the respective power output; adjusting operating condition of each GT based upon a difference between the respective measured actual emissions value, a nominal emissions value at the ambient condition and emissions scale factor; updating a pre-existing emissions model for each GT based upon the adjusted operating; running set of operating conditions on each GT and measuring updated parameters for each GT including an updated emissions value; and refining updated pre-existing emissions model based upon a difference between the updated emissions value and the updated pre-existing emissions model.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: January 30, 2018
    Assignee: General Electric Company
    Inventors: Lewis Berkley Davis, Jr., Scott Arthur Day, Timothy Andrew Healy, Rebecca Kathryn Jaiven, Harold Lamar Jordan, Jr., Rex Allen Morgan
  • Patent number: 9881430
    Abstract: A system includes plural, different sensors configured to be operably connected to a first vehicle. The sensors obtain status data indicative of a state of a cooling system of the first vehicle. The system includes a digital twin system having processors configured to modify the status data having sampling rates or resolutions that differ such that the status data that is modified has a common sampling rate resolution as that of other data. The processors create a digital twin matrix of the status data. The digital twin matrix is indicative of the state of the cooling system. The processors also determine a health score of the cooling system or simulate operation of the cooling system based on the digital twin matrix. The digital twin system is configured to change or control actual operation of the cooling system based on the health score or the operation that is simulated.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: January 30, 2018
    Assignee: General Electric Company
    Inventors: Tapan Shah, Suresh Govindappa, Paul Nistler, Babu Narayanan