Patents by Inventor Pradeep Naik

Pradeep Naik has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Combustor with lean openings
    Patent number: 12031486
    Abstract: A turbine engine and method of operation with a combustor as shown and described. The turbine engine including a combustor comprising an annular array of rich cups and an annular array of lean cups. A method for controlling nitrogen oxides including injecting a fuel/air mixture from the lean cups and the rich cups.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: July 9, 2024
    Assignee: General Electric Company
    Inventors: Michael T. Bucaro, Manampathy G. Giridharan, Pradeep Naik, Sripathi Mohan, Michael A. Benjamin, Steven C. Vise, Ajoy Patra, Perumallu Vukanti, R Narasimha Chiranthan
  • Annular dome assembly for a combustor
    Patent number: 12025315
    Abstract: An annular dome assembly for a combustor. The annular dome assembly includes an annular dome including one or more dome panels defining the annular dome. A first dome panel includes a dome upstream surface and a dome downstream surface opposite the dome upstream surface. One or more dome arms extend from the dome upstream surface. One or more apertures extend from the dome upstream surface to the dome downstream surface. The annular dome assembly also includes a deflector assembly including one or more deflector panels defining the deflector assembly. A first deflector panel includes a deflector upstream surface and a deflector downstream surface opposite the deflector upstream surface. One or more deflector arms extend from the deflector upstream surface. Each of the one or more deflector arms are mounted within a respective aperture of the annular dome.
    Type: Grant
    Filed: July 11, 2022
    Date of Patent: July 2, 2024
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Ranganatha Narasimha Chiranthan, Karthikeyan Sampath, Perumallu Vukanti, Pradeep Naik
  • Gas turbine engine combustor with dilution passages
    Patent number: 12018839
    Abstract: A combustor including an annular liner, a dome wall, a combustion chamber, at least one fuel cup and at least one dilution passage. The fuel cup being provided on the dome wall and being fluidly coupled to the combustion chamber. The fuel cup defining a fuel cup centerline. The at least on dilution passage terminating in at least on slot opening onto the dome wall, with the at least one slot having a longitudinal body axis.
    Type: Grant
    Filed: October 20, 2022
    Date of Patent: June 25, 2024
    Assignee: General Electric Company
    Inventors: Pradeep Naik, Perumallu Vukanti, Michael T. Bucaro, Sibtosh Pal, Michael A. Benjamin, Bhavya Naidu Panduri, Aritra Chakraborty, Pabitra Badhuk
  • GAS TURBINE ENGINE COMBUSTOR WITH A SET OF DILUTION PASSAGES
    Publication number: 20240200778
    Abstract: A combustor comprising a dome wall, an annular liner, a combustion chamber, a set of fuel cups, and a set of dilution passages for each fuel cup of the set of fuel cups. The set of fuel cups circumferentially spaced along the dome wall relative to the combustor centerline. The set of dilution passages terminating in a plurality of slots spaced about the corresponding fuel cup in the set of fuel cups.
    Type: Application
    Filed: February 1, 2023
    Publication date: June 20, 2024
    Inventors: Perumallu Vukanti, Pradeep Naik, R Narasimha Chiranthan, Ajoy Patra, Arijit Sinha Roy, Pabitra Badhuk, Aritra Chakraborty, Bhavya Naidu Panduri, Michael T. Bucaro, Sibtosh Pal
  • GAS TURBINE ENGINE COMBUSTOR WITH A SET OF DILUTION PASSAGES
    Publication number: 20240200777
    Abstract: A combustor comprising a dome wall, an annular liner, a combustion chamber, a set of fuel cups, and a set of dilution passages for each fuel cup of the set of fuel cups. The set of fuel cups circumferentially spaced along the dome wall relative to the combustor centerline. The set of dilution passages terminating in a plurality of slots spaced about the corresponding fuel cup in the set of fuel cups.
    Type: Application
    Filed: February 1, 2023
    Publication date: June 20, 2024
    Inventors: Pabitra Badhuk, Michael T. Bucaro, Pradeep Naik, Perumallu Vukanti, Arijit Sinha Roy, Sibtosh Pal, Bhavya Naidu Panduri, Aritra Chakraborty, Ajoy Patra, R Narasimha Chiranthan, Michael A. Benjamin
  • Gas turbine engine combustor with openings
    Patent number: 12007114
    Abstract: A gas turbine engine includes a compressor section, a combustor section, and a turbine section in fore-to-aft serial flow arrangement and defines an engine centerline. The combustor section includes a combustor liner at least partially defining a combustor chamber and a dome wall, coupled to the combustor liner, and defining a forward end of the combustion chamber. A first fuel nozzle is located on the dome wall and fluidly coupled to the combustion chamber. A first set of compressed air openings emit compressed air into the combustion chamber along a first flow path and a second set of compressed air openings emit compressed air into the combustion chamber along a second flow path. The first and second flow paths intersect at an intersection point to form a sheet of air.
    Type: Grant
    Filed: March 21, 2023
    Date of Patent: June 11, 2024
    Assignee: General Electric Company
    Inventors: Perumallu Vukanti, Sibtosh Pal, Pradeep Naik, R Narasimha Chiranthan, Ajoy Patra, Michael T. Bucaro, Aritra Chakraborty, Arijit Sinha Roy, Pabitra Badhuk, Bhavya Naidu Panduri
  • TURBINE ENGINE WITH FUEL NOZZLE ASSEMBLY
    Publication number: 20240183536
    Abstract: An engine can utilize a combustor to combust fuel to drive the engine. A fuel nozzle assembly can supply fuel to the combustor for combustion or ignition of the fuel. The fuel nozzle assembly can include a swirler and a fuel nozzle to supply a mixture of fuel and air for combustion. The fuel nozzle can include both a primary and secondary fuel passage, and an additional air passage to provide for greater flame control, fuel provision, or local fuel and air mixing prior to combustion.
    Type: Application
    Filed: January 10, 2024
    Publication date: June 6, 2024
    Inventors: Michael T. Bucaro, Ajoy Patra, Pradeep Naik, Perumallu Vukanti, R Narasimha Chiranthan, Clayton Stuart Cooper, Michael A. Benjamin, Steven C. Vise, Manampathy G. Giridharan, Krushnakumar Venkatesan, V
  • Multi pressure drop swirler ferrule plate
    Patent number: 11994295
    Abstract: A swirler assembly includes a swirler having primary swirler with a primary swirler venturi, a swirler ferrule plate connected to the primary swirler, and a fuel nozzle disposed in the swirler ferrule plate. The swirler ferrule plate has an aft wall, an annular conical wall, and an annular cavity wall that together form an annular cavity. The annular cavity includes a plurality of inlet orifices, and at least one outlet orifice. A flow of oxidizer through the plurality of inlet orifices into the annular cavity incurs a first pressure drop from a first pressure of a pressure plenum to a second pressure lower than the first pressure, and a flow of the oxidizer from the annular cavity through the at least one outlet orifice into the primary swirler venturi incurs a second pressure drop from the second pressure to a third pressure lower than the second pressure.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: May 28, 2024
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Pradeep Naik, Shai Birmaher, Kwanwoo Kim, Saket Singh, Perumallu Vukanti, Karthikeyan Sampath, Steven C. Vise, Nicholas R. Overman, Michael A. Benjamin
  • FUEL-AIR MIXING ASSEMBLY IN A TURBINE ENGINE
    Publication number: 20240151396
    Abstract: A turbine engine that includes an engine core having at least a compressor section and a combustion section. The combustion section includes a combustor. The combustor section or combustor includes a fuel-air mixing assembly fluidly coupled to the compressor section. The fuel-air mixing assembly includes an outer wall, a center body at least partially circumscribed by the outer wall, and an annular flow passage between the outer wall and center body. At least one fuel orifice includes a fuel outlet fluidly coupled to the annular flow passage.
    Type: Application
    Filed: October 9, 2023
    Publication date: May 9, 2024
    Inventors: Manampathy G. Giridharan, Ajoy Patra, Pradeep Naik, R Narasimha Chiranthan, Perumallu Vukanti, Michael T. Bucaro
  • Combustor premixer assembly including inlet lips
    Patent number: 11971172
    Abstract: A premixer assembly for a combustor includes: at least one ring of premixers, each premixer having a central axis, an annular peripheral wall surrounding a centerbody, and at least one swirler disposed between the centerbody and the peripheral wall, wherein the peripheral wall defines an inlet area of the premixer; and a lip extending forward along the central axis from the peripheral wall, the lip extending at an oblique angle to the axis of symmetry.
    Type: Grant
    Filed: October 25, 2021
    Date of Patent: April 30, 2024
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: David A. Lind, Ajoy Patra, Ting-Yu Tu, Pradeep Naik, Gregory A. Boardman
  • GAS TURBINE ENGINE COMBUSTOR WITH DILUTION PASSAGES
    Publication number: 20240133553
    Abstract: A combustor including an annular liner, a dome wall, a combustion chamber, at least one fuel cup and at least one dilution passage. The fuel cup being provided on the dome wall and being fluidly coupled to the combustion chamber. The fuel cup defining a fuel cup centerline. The at least on dilution passage terminating in at least on slot opening onto the dome wall, with the at least one slot having a longitudinal body axis.
    Type: Application
    Filed: October 19, 2022
    Publication date: April 25, 2024
    Inventors: Pradeep Naik, Perumallu Vukanti, Michael T. Bucaro, Sibtosh Pal, Michael A. Benjamin, Bhavya Naidu Panduri, Aritra Chakraborty, Pabitra Badhuk
  • COMPONENTS FOR COMBUSTOR
    Publication number: 20240133552
    Abstract: In one aspect, a combustor for a turbomachine engine includes a combustion chamber and a component in operable flow with the combustion chamber. The component has a porous structure that defines multiple channels, that are adapted to configure the component as a damper to reduce combustion dynamics of the combustor. In another aspect, a combustor of a turbomachine engine includes a diffuser, a combustor component positioned aft of the diffuser to receive cooling air therefrom, and a support structure in operable flow with the diffuser and the combustor component and positioned therebetween. The support structure has a porous structure that defines multiple channels, which are adapted to improve a backflow margin of the cooling air by reducing turbulence of the cooling air.
    Type: Application
    Filed: May 8, 2023
    Publication date: April 25, 2024
    Inventors: Karthikeyan Sampath, Rimple Rangrej, Pradeep Naik, Saket Singh, Deepak Ghiya, Perumallu Vukanti
  • Dilution air inlets with notched tip and slotted tail for combustor
    Patent number: 11965653
    Abstract: A combustor for a gas turbine engine has a combustor liner that has a cold surface side and a hot surface side, the liner defining an upstream end and a downstream end, and a dilution opening through the combustor liner. The dilution opening includes a main dilution hole portion having an upstream edge and a downstream edge, a notched portion disposed at the upstream edge and extending upstream from the upstream edge, the notched portion being in fluid communication with the main dilution hole portion, and a slotted portion disposed at the downstream edge and extending downstream of the downstream edge, the slotted portion being in fluid communication with the main dilution hole portion.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: April 23, 2024
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Ranganatha Narasimha Chiranthan, Rimple Rangrej, Saket Singh, Pradeep Naik, Gregory A. Boardman
  • Combustor for a gas turbine engine
    Patent number: 11959643
    Abstract: A combustor for a gas turbine engine, the gas turbine engine defining a longitudinal centerline extending in a longitudinal direction, a radial direction extending orthogonally outward from the longitudinal centerline, and a circumferential direction extending concentrically around the longitudinal centerline, the combustor including: a forward liner segment; an aft liner segment disposed downstream from the forward liner segment relative to a direction of flow through the combustor, the forward and aft liner segments at least partially defining a combustion chamber; and an intermediate member disposed at least partially between the forward and aft liner segments and extending in the circumferential direction.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: April 16, 2024
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Karthikeyan Sampath, Pradeep Naik, Veeraraju Vanapalli, Perumallu Vukanti, Shai Birmaher, Daniel J. Kirtley, Deepak Ghiya, Rimple Rakeshkumar Rangrej, Saket Singh, Ravindra Shankar Ganiger, Hiranya Kumar Nath, Michael Anthony Benjamin, Rajendra Mahadeorao Wankhade
  • DOME-DEFLECTOR JOINT COOLING ARRANGEMENT
    Publication number: 20240102653
    Abstract: A dome-deflector assembly for a gas turbine includes a dome, a deflector, and at least one dome-deflector connecting assembly that includes a connecting member connecting the dome and the deflector together with a cavity being defined between the dome and the deflector. The connecting member extends through the deflector and has a first end arranged at a hot surface side of the deflector and a second end arranged to connect with the dome. The dome-deflector connecting assembly is configured to provide a flow of cooling air from the cavity to the hot surface side of the deflector to cool the first end of the connecting member on the hot surface side of the deflector.
    Type: Application
    Filed: December 5, 2023
    Publication date: March 28, 2024
    Inventors: Saket Singh, Ravindra Shankar Ganiger, Hiranya Nath, Perumallu Vukanti, Ajoy Patra, Karthikeyan Sampath, Pradeep Naik, Rimple Rangrej, Veera Venkata Amarnath Manem
  • COMBUSTOR FOR A GAS TURBINE ENGINE
    Publication number: 20240102656
    Abstract: A gas turbine engine including a compressor section, a combustor for combusting a fuel, and a turbine. Compressed air flows through a combustion liner of the combustor in a bulk airflow direction. The combustor includes a primary fuel nozzle and a secondary fuel nozzle. The secondary fuel nozzle is downstream of the primary fuel nozzle in the bulk airflow direction. The primary fuel nozzle is configured to inject a primary portion of the fuel into a primary combustion zone, and the secondary fuel nozzle is configured to inject a secondary portion of the fuel into a secondary combustion zone. The secondary combustion zone is located downstream of the primary combustion zone in the bulk airflow direction. The fuel may be one of diatomic hydrogen fuel and a hydrogen enriched fuel.
    Type: Application
    Filed: December 5, 2023
    Publication date: March 28, 2024
    Inventors: Manampathy G. Giridharan, Pradeep Naik
  • Combustor deflector assembly
    Patent number: 11927349
    Abstract: A deflector assembly for a combustor defining an operational fluid flow. The deflector assembly includes an upstream surface and a downstream surface opposite the upstream surface. One or more fastening mechanisms each extends through the deflector assembly. One or more cooling holes extend through the deflector assembly from the upstream surface to the downstream surface. The one or more cooling holes are located about the one or more fastening mechanisms to operably direct cooling air about the one or more fastening mechanisms at the downstream surface.
    Type: Grant
    Filed: July 15, 2022
    Date of Patent: March 12, 2024
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Vijayaraj Sukumar, Perumallu Vukanti, Pradeep Naik, Ajoy Patra, Karthikeyan Sampath, Rimple Rangrej, Hiranya Nath, Krishnendu Chakraborty, Narasimhan S. Sahana, Saket Singh, Ravindra Shankar Ganiger
  • Combustor for a gas turbine engine
    Patent number: 11920796
    Abstract: A combustor for a gas turbine engine, the gas turbine engine defining a longitudinal centerline extending in a longitudinal direction, a radial direction extending orthogonally outward from the longitudinal centerline, and a circumferential direction extending concentrically around the longitudinal centerline, the combustor including: a forward liner segment; an aft liner segment disposed downstream from the forward liner segment relative to a direction of flow through the combustor, the forward and aft liner segments at least partially defining a combustion chamber; and an intermediate member disposed at least partially between the forward and aft liner segments and extending in the circumferential direction.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: March 5, 2024
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Karthikeyan Sampath, Pradeep Naik, Veeraraju Vanapalli, Perumallu Vukanti, Shai Birmaher, Daniel J. Kirtley, Deepak Ghiya, Rimple Rakeshkumar Rangrej, Saket Singh, Ravindra Shankar Ganiger, Hiranya Kumar Nath, Michael Anthony Benjamin, Rajendra Mahadeorao Wankhade
  • Wavy annular dilution slots for lower emissions
    Patent number: 11920790
    Abstract: A combustor liner for a combustor of a gas turbine includes an outer liner having a plurality of outer liner segments, and an inner liner having a plurality of inner liner segments. Each segment of the inner liner and the outer liner includes at least one slotted dilution opening therethrough extending in a circumferential direction, and each slotted dilution opening includes a deflector wall extending radially from the respective liner into a dilution zone of a combustion chamber between the outer liner and the inner liner. The at least one slotted dilution opening may be a curved slot (either concave or convex) dilution opening, and the curved slot dilution openings for each segment of the outer liner and the inner liner may be connected so as to provide a wavy slotted dilution opening extending annularly through the outer liner and the inner liner.
    Type: Grant
    Filed: January 28, 2022
    Date of Patent: March 5, 2024
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Saket Singh, Pradeep Naik, Rimple Rangrej, Ranganatha Narasimha Chiranthan, Krishnendu Chakraborty, Shai Birmaher
  • Volute trapped vortex combustor assembly
    Patent number: 11906168
    Abstract: A combustor assembly is generally provided. The combustor assembly includes a volute wall extended annularly around a combustor centerline. The volute wall is extended at least partially as a spiral curve from a circumferential reference line around the combustor centerline. The volute wall defines a combustion chamber therewithin. An annular inner wall is extended at least partially along a lengthwise direction from the volute wall. An annular outer wall is extended at least partially along the lengthwise direction from the volute wall. The inner wall and the outer wall are each separated along a radial direction from the combustor centerline. A primary flow passage is defined between the inner wall and the outer wall in fluid communication from the combustion chamber.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: February 20, 2024
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Gregory Allen Boardman, Pradeep Naik, Joseph Zelina, Clayton Stuart Cooper