公开(公告)号：US20240418092A1

公开(公告)日：2024-12-19

申请号：US18210347

申请日：2023-06-15

Applicant: General Electric Company

Inventor： Ravindra Shankar Ganiger ,  Dharmaraj Pachaiappan ,  Nageswar Rao Ganji ,  Arvind Namadevan ,  Jeffrey D. Carnes ,  Charles Eric Lavender ,  Steven Mark Ballman

IPC: F01D5/32 ,  F01D5/30

Abstract: A lock lug for inhibiting movement of a plurality of rotor blades includes a body and an engagement mechanism. The body is sized and configured to be received within the rim slot of the rotor disk and defines a dovetail receiving aperture. The engagement mechanism extends from the body and has a retracted configuration configured to allow entry and exit of a dovetail of at least one or more of the plurality of rotor blades into and out of the dovetail receiving aperture and an extended configuration configured to block the dovetail from entering the dovetail receiving aperture.

公开(公告)号：US20240352974A1

公开(公告)日：2024-10-24

申请号：US18680506

申请日：2024-05-31

Applicant: General Electric Company

Inventor： Arman Mohammad Khan ,  Souvik Math ,  Ravindra Shankar Ganiger ,  Arundhati Sengupta ,  Santosh Prasad ,  Duane H Anstead

IPC: F16C33/66 ,  F01M11/00 ,  F02C7/06

CPC classification number: F16C33/6685 ,  F01M11/0004 ,  F02C7/06 ,  F01M2011/0091 ,  F16C2360/23

Abstract: Oleophobic and/or oleophilic coatings to reduce heat loads on a gas turbine engine thermal management system are disclosed herein. An example method to reduce heat load in a gas turbine engine, the method including applying an oleophobic coating to an internal wall of a sump, the sump located in proximity to a heat generating element of the gas turbine engine, and applying an oleophilic coating to the heat generating element of the gas turbine engine.

公开(公告)号：US20240352864A1

公开(公告)日：2024-10-24

申请号：US18357301

申请日：2023-07-24

Applicant: General Electric Company

Inventor： Narendra Anand Hardikar ,  David Raju Yamarthi ,  Ravindra Shankar Ganiger ,  Mohan Kannaiah Raju

IPC: F01D11/08 ,  F01D25/16

CPC classification number: F01D11/08 ,  F01D25/16 ,  F05D2220/32 ,  F05D2240/50 ,  F05D2240/55

Abstract: A turbine engine includes a rotor, a stator having a carrier, and a seal assembly that is disposed between the rotor and the stator. The seal assembly includes a plurality of seal segments. The plurality of seal segments includes a seal segment having a seal face forming a fluid bearing with the rotor, a body, and an aft bearing extending from the body. The turbine engine further includes a roller assembly having one or more rolling elements coupled to one of the aft bearing or the carrier. The one or more rolling elements in rolling contact with the other of the aft bearing or the carrier.

公开(公告)号：US20240337290A1

公开(公告)日：2024-10-10

申请号：US18331698

申请日：2023-06-08

Applicant: General Electric Company

Inventor： Anand M S ,  Ravindra Shankar Ganiger ,  David Raju Yamarthi

IPC: F16C32/04 ,  H02K7/09

CPC classification number: F16C32/0474 ,  H02K7/09 ,  H02K2205/03

Abstract: Magnetic thrust bearing systems are disclosed. Examples disclosed herein include a thrust bearing system comprising a thrust disc protruding radially outward from a shaft, the thrust disc including a first magnet, the first magnet including a first pole at a forward side of the thrust disc and a second pole at an aft side, a first thrust pad positioned on the forward side, the first thrust pad including a second magnet adjacent to a first surface of the first thrust pad, the first surface facing the thrust disc, the second magnet including a third pole, the third and first pole having the same polarity, and a second thrust pad including a third magnet adjacent to a second surface of the second thrust pad, the second surface facing the thrust disc, the third magnet including a fourth pole, the fourth and second pole having the same polarity.

公开(公告)号：US20240318572A1

公开(公告)日：2024-09-26

申请号：US18189424

申请日：2023-03-24

Applicant: General Electric Company

Inventor： Narendra Anand Hardikar ,  David Raju Yamarthi ,  Rahul Anil Bidkar ,  Ravindra Shankar Ganiger ,  Prateek Jalan ,  Deepak Trivedi

IPC: F01D11/08

CPC classification number: F01D11/08 ,  F05D2220/30 ,  F05D2230/60

Abstract: A turbine engine is provided. The turbine engine defines a radial direction and includes: a rotor; a stator comprising a carrier; a seal assembly disposed between the rotor and the stator, the seal assembly comprising a first seal segment, the seal segment having a seal face configured to form a fluid bearing with the rotor; and a seal support assembly, the seal support assembly comprising a prestressed spring assembly extending from the seal segment for biasing the seal segment along the radial direction.

公开(公告)号：US20240318556A1

公开(公告)日：2024-09-26

申请号：US18734374

申请日：2024-06-05

Applicant: General Electric Company

Inventor： Prateek Jalan ,  Kudum Shinde ,  Milind Dhabade ,  Ravindra Shankar Ganiger ,  Tyler F. Hooper

IPC: F01D5/02

CPC classification number: F01D5/027 ,  F05D2220/323 ,  F05D2240/60 ,  F05D2260/96

Abstract: A turbomachine including a turbine rotor, a compressor rotor, and a shaft, and at least one balance weight assembly connected to the shaft. The shaft drivingly connects the turbine rotor with the compressor rotor to rotate the compressor rotor about a rotational axis when the turbine rotor rotates about the rotational axis. The at least one balance weight assembly including a first chamber, at least one additional chamber, and a balance weight movable between the first chamber and the at least one additional chamber.

公开(公告)号：US20240263671A1

公开(公告)日：2024-08-08

申请号：US18191631

申请日：2023-03-28

Applicant: General Electric Company

Inventor： Mohan Kannaiah Raju ,  David Raju Yamarthi ,  Santosh Kumar Pattnaik ,  Adam Joseph Wangler ,  Ravindra Shankar Ganiger ,  Sanjeev Sai Kumar Manepalli

IPC: F16C17/04 ,  F16C17/26

CPC classification number: F16C17/04 ,  F16C17/26 ,  F16C2360/00

Abstract: Example thrust bearing apparatus disclosed herein include: a thrust disk extending radially from the shaft, the thrust disk having a first side and a second side opposite the first side; a bearing housing surrounding the thrust disk and the shaft, the bearing housing having a first wall facing the first side of the thrust disk and a second wall facing the second side of the thrust disk; a first thrust pad coupled to the first wall of the bearing housing, the first thrust pad including a first plurality of serrations circumferentially arranged in a first pattern along the first thrust pad; and a second thrust pad coupled to the first side of the thrust disk, the second thrust pad including a second plurality of serrations circumferentially arranged in a second pattern along the second thrust pad.

公开(公告)号：US20240263585A1

公开(公告)日：2024-08-08

申请号：US18295590

申请日：2023-04-04

Applicant: General Electric Company

Inventor： Pradeep Hemant Sangli ,  Santosh Kumar Potnuru ,  Keith A. Miedema ,  Matthew D. Brothers ,  Ravindra Shankar Ganiger

IPC: F02C7/30

CPC classification number: F02C7/30 ,  B64D2013/0651 ,  F05D2260/607

Abstract: Separators for use with gas turbine engines are disclosed herein. An example separator disclosed herein includes a first ring including a first surface, a second surface opposite the first surface, and a first opening extending from the first surface to the second surface, a second ring surrounding the first ring, the second ring including a third surface, a fourth surface, and a second opening extending from the first surface to the second surface, and a filter disposed between the first ring and the second ring, the filter disposed in a fluid pathway extending between the first opening and the second opening.

公开(公告)号：US12049845B2

公开(公告)日：2024-07-30

申请号：US17951619

申请日：2022-09-23

Applicant: General Electric Company

Inventor： Nageswar Rao Ganji ,  Ravindra Shankar Ganiger ,  Hiranya Kumar Nath ,  Ambika Shivamurthy ,  Trevor H. Wood

IPC: F02C6/08 ,  F01D17/10 ,  F01D25/04

CPC classification number: F02C6/08 ,  F01D17/105 ,  F01D25/04 ,  F05D2250/131 ,  F05D2260/606 ,  F05D2260/963

Abstract: Variable bleed valves with struts for aerodynamic stability are described. An apparatus described herein includes a variable bleed valve port, and a strut disposed within the variable bleed valve port, the strut defining a plane and a plurality of holes disposed perpendicularly to the plane, the plurality of holes disposed in a pattern to dampen an acoustic response associated with the variable bleed valve port.

公开(公告)号：US20240230099A9

公开(公告)日：2024-07-11

申请号：US18314414

申请日：2023-05-09

Applicant: General Electric Company

Inventor： Hiranya Nath ,  Ravindra Shankar Ganiger ,  Sripathi Mohan ,  Perumallu Vukanti ,  Kwanwoo Kim

IPC: F23R3/42

CPC classification number: F23R3/42 ,  F23R2900/00014

Abstract: A combustor for a turbomachine engine. The combustor includes a combustion chamber, and a cowl having an annular shape that is symmetric around a centerline axis of the turbomachine engine. The cowl includes a hollow cavity that is in fluid communication with the combustion chamber. The hollow cavity is a damper that reduces combustion dynamics of the combustor.