6179 patents
Page 23 of 309
Utility
Trapped rotatable weights to improve rotor balance
22 Aug 23
Methods, apparatus, and systems for trapped rotatable weights to improve rotor balance are disclosed.
Robert Allen Hagan, Jason Francis Pepi, Kevin Robert Shannon
Filed: 28 Jan 21
Utility
Method of cooling a turbine blade
22 Aug 23
A gas turbine engine defining an axial direction and a radial direction, and including a primary cooling circuit configured to receive a first flow of air; and a turbine rotor comprising a rotor blade, the rotor blade defining at least in part a forward wheelspace that is located forward of the rotor blade, the forward wheelspace configured to receive a second flow of air, the rotor blade further defining: a first cooling circuit internal to the rotor blade and in fluid communication with the primary cooling circuit for receiving the first flow of air from the primary cooling circuit; a second cooling circuit internal to the rotor blade and in fluid communication with the forward wheelspace for receiving a portion of the second flow of air from the forward wheelspace; and a means for drawing a portion of the second flow of air into the second cooling circuit.
Steven Douglas Johnson
Filed: 23 Aug 21
Utility
Flared central cavity aft of airfoil leading edge
22 Aug 23
A blade includes an airfoil defined by a pressure side outer wall and a suction side outer wall connecting along leading and trailing edges and form a radially extending chamber for receiving a coolant flow.
Brendon James Leary, Gregory Thomas Foster, Michelle Jessica Iduate, David Wayne Weber
Filed: 4 Nov 21
Utility
Cooling assembly for a turbine assembly
22 Aug 23
A cooling assembly includes a coolant chamber disposed inside an airfoil of a turbine assembly that directs coolant inside the airfoil.
Nicholas William Rathay, Thomas Earl Dyson, Brian Brzek
Filed: 27 Nov 19
Utility
Methods and apparatus for real-time clearance assessment using a pressure measurement
22 Aug 23
Methods and apparatus for real-time clearance assessment using a pressure measurement are disclosed.
Taehong Kim, Aaron J. Sentis
Filed: 26 Sep 22
Utility
Gas turbine engine actuation device
22 Aug 23
A gas turbine engine actuation system includes a gas turbine engine, an actuation device, an actuator, and a power source.
David Alexander Hiett, Stefan Joseph Cafaro, Robert Jon McQuiston, David Marion Ostdiek
Filed: 5 Feb 21
Utility
Apparatus for removal or installation of turbine blade
22 Aug 23
An apparatus for removing or installing a turbine blade from a turbine of a turbomachine is disclosed.
Joanna Sylwia Pilichowska, Piotr Krzysztof Dzieciol, Szymon Perkowski, Daniel John Moroney, Eric Wayne Hendricks
Filed: 11 Aug 21
Utility
Removing safety markers from a hydrogen fuel system
22 Aug 23
A fuel system for a power generator using hydrogen fuel and a method of recovering a safety marker added to the hydrogen fuel.
Arthur W. Sibbach, Michael A. Benjamin, Paul Burchell Glaser
Filed: 23 Mar 21
Utility
Feed-through assembly
22 Aug 23
A feed-through assembly for a bulkhead for moving and static engine components.
Naleen Verma, Daniel D. Smith, Benjamin Schumacher, Arun Ramachandra, Shivakumar Basavanna
Filed: 19 Mar 21
Utility
Reciprocating engine
22 Aug 23
A reciprocating engine includes a crankshaft and a connecting rod rotatably coupled to the crankshaft.
Jason Joseph Bellardi, Andrew Jean Desrosiers
Filed: 12 Jul 21
Utility
High-efficiency epicyclic gear assemblies for turbomachines and method of manufacturing thereof
22 Aug 23
A gear assembly comprises a plurality of planet gear layshafts that have an outer surface having a plurality of gear surfaces and a surface having one or more bearing surfaces.
Andrea Piazza
Filed: 21 Jan 22
Utility
Variable area exhaust nozzle system and method for control thereof
22 Aug 23
A variable area exhaust nozzle defining an actual area ratio for a gas turbine engine that includes a shroud assembly having a fixed shroud and an adjustable cowl, an adjustable plug, a nozzle adjustment assembly, and a controller configured to receive data indicative of an operating speed of the gas turbine engine; determine a target area ratio based at least in part on received data indicative of the operating speed of the gas turbine engine; and operate the nozzle adjustment assembly to selectively adjust at least one of the adjustable cowl or the adjustable plug such that the actual area ratio is substantially equivalent to the target area ratio.
Mustafa Dindar, Bernard James Renggli, Andrew J. Hank, Daniel Robert Dwyer, Jeffrey S. Spruill
Filed: 27 Jul 21
Utility
Wind turbine blade assembly and methods
22 Aug 23
The present invention discloses a blade root assembly for a wind turbine, the assembly comprising a blade with a root portion and a blade root flange.
Josep Bosch-Collado, Przemyslaw Skierczynski, Javier Bescos Grillo
Filed: 11 May 22
Utility
Load sensors in wind turbines
22 Aug 23
The present disclosure relates to a method for determining reliability of one or more load sensors in a wind turbine.
Efren Albisu Iso, Pedro Arroyo Beltri
Filed: 1 Dec 21
Utility
Bearing system with independent adaptive stifness support
22 Aug 23
A bearing system is configured to surround a rotor along a circumferential direction corresponding to the rotor.
Ravindra Shankar Ganiger, Thomas D. Woodrow, Weize Kang, Praveen Sharma, Ambika Shivamurthy
Filed: 4 Mar 21
Utility
Method and system for controlling interval management of an aircraft
22 Aug 23
A machine-readable media including executable instructions, when executed by one or more processors of a flight management system in a following aircraft.
Terry Lee Williams, Andrew Douglas Gent, Joachim Karl Ulf Hochwarth
Filed: 19 Jan 22
Utility
Bearing current mitigation for an electric machine embedded in a gas turbine engine
22 Aug 23
A hybrid-electric propulsion system is provided.
Mohamed Osama, Bartlomiej Drozd, John Russell Yagielski
Filed: 18 Mar 21
Utility
Electric machine rotor and method of forming
22 Aug 23
A method and apparatus for forming a rotor for an electric machine includes serially adding layers of material to form a rotor body having a radially-extending post configured to receive a set of electrically-conductive windings, and also having a radially-extending winding end turn support formed contiguously from the rotor body.
Veeraraju Vanapalli, Deepak Ghiya, Raghavendra Rao Adharapurapu, Hao Huang, James Patrick Mahle
Filed: 7 Aug 20
Utility
Dual rotor electric machine
22 Aug 23
An electric machine for a drive system having a first DS rotor and a second DS rotor includes a first EM rotor rotatable about an axis in a first circumferential direction and including a plurality of magnets, the first EM rotor configured for mechanical coupling to the first DS rotor; and a second EM rotor rotatable about the axis in a second circumferential direction and including a plurality of windings, the second EM rotor configured for mechanical coupling to the second DS rotor and the plurality of magnets of the first EM rotor operably engaged with the plurality of windings of the second EM rotor.
Darek Tomasz Zatorski, Jia Xiaochuan, Kurt David Murrow
Filed: 22 Nov 19
Utility
System and method for controlling harmonics in a renewable energy power system
22 Aug 23
A method for operating a power system connected to a power grid includes providing an active filter in the converter power path.
Kapil Jha, Yashomani Yashodhan Kolhatkar, Arvind Kumar Tiwari, Harold R. Schnetzka
Filed: 30 May 19