SG11201404270RA - Gas turbine engine buffer cooling system - Google Patents

Gas turbine engine buffer cooling system

Info

Publication number
SG11201404270RA
SG11201404270RA SG11201404270RA SG11201404270RA SG11201404270RA SG 11201404270R A SG11201404270R A SG 11201404270RA SG 11201404270R A SG11201404270R A SG 11201404270RA SG 11201404270R A SG11201404270R A SG 11201404270RA SG 11201404270R A SG11201404270R A SG 11201404270RA
Authority
SG
Singapore
Prior art keywords
gas turbine
cooling system
turbine engine
engine buffer
buffer cooling
Prior art date
Application number
SG11201404270RA
Inventor
Gabriel L Suciu
Ioannis Alvanos
Original Assignee
United Technologies Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of SG11201404270RA publication Critical patent/SG11201404270RA/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • F02C7/185—Cooling means for reducing the temperature of the cooling air or gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • F01D25/125—Cooling of bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
    • F02C6/04—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
    • F02C6/06—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas
    • F02C6/08—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas the gas being bled from the gas-turbine compressor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/06—Arrangements of bearings; Lubricating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/232—Heat transfer, e.g. cooling characterized by the cooling medium

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
SG11201404270RA 2012-02-27 2013-02-11 Gas turbine engine buffer cooling system SG11201404270RA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/405,466 US9038398B2 (en) 2012-02-27 2012-02-27 Gas turbine engine buffer cooling system
PCT/US2013/025507 WO2013130246A1 (en) 2012-02-27 2013-02-11 Gas turbine engine buffer cooling system

Publications (1)

Publication Number Publication Date
SG11201404270RA true SG11201404270RA (en) 2014-10-30

Family

ID=49001343

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201404270RA SG11201404270RA (en) 2012-02-27 2013-02-11 Gas turbine engine buffer cooling system

Country Status (4)

Country Link
US (2) US9038398B2 (en)
EP (1) EP2820254B1 (en)
SG (1) SG11201404270RA (en)
WO (1) WO2013130246A1 (en)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150159555A1 (en) * 2013-12-10 2015-06-11 Chad W. Heinrich Internal heating using turbine air supply
US10024238B2 (en) 2014-04-03 2018-07-17 United Technologies Corporation Cooling system with a bearing compartment bypass
US10018360B2 (en) 2014-06-06 2018-07-10 United Technologies Corporation Turbine stage cooling
US10094229B2 (en) 2014-07-28 2018-10-09 United Technologies Corporation Cooling system of a stator assembly for a gas turbine engine having a variable cooling flow mechanism and method of operation
US10041364B2 (en) * 2014-12-05 2018-08-07 United Technologies Corporation Inner diffuser case cone and skirt
US10000293B2 (en) 2015-01-23 2018-06-19 General Electric Company Gas-electric propulsion system for an aircraft
US10107200B2 (en) * 2015-04-30 2018-10-23 General Electric Company Turbine engine thermal management
US9637217B2 (en) 2015-09-21 2017-05-02 General Electric Company Aircraft having an aft engine
US9815560B2 (en) 2015-09-21 2017-11-14 General Electric Company AFT engine nacelle shape for an aircraft
US9821917B2 (en) 2015-09-21 2017-11-21 General Electric Company Aft engine for an aircraft
US9884687B2 (en) 2015-09-21 2018-02-06 General Electric Company Non-axis symmetric aft engine
US9957055B2 (en) 2015-09-21 2018-05-01 General Electric Company Aft engine for an aircraft
US10017270B2 (en) 2015-10-09 2018-07-10 General Electric Company Aft engine for an aircraft
US9764848B1 (en) 2016-03-07 2017-09-19 General Electric Company Propulsion system for an aircraft
US20170292532A1 (en) * 2016-04-08 2017-10-12 United Technologies Corporation Compressor secondary flow aft cone cooling scheme
US10392119B2 (en) 2016-04-11 2019-08-27 General Electric Company Electric propulsion engine for an aircraft
US10252810B2 (en) 2016-04-19 2019-04-09 General Electric Company Propulsion engine for an aircraft
US10392120B2 (en) 2016-04-19 2019-08-27 General Electric Company Propulsion engine for an aircraft
US10267334B2 (en) * 2016-08-01 2019-04-23 United Technologies Corporation Annular heatshield
US10676205B2 (en) 2016-08-19 2020-06-09 General Electric Company Propulsion engine for an aircraft
US10800539B2 (en) * 2016-08-19 2020-10-13 General Electric Company Propulsion engine for an aircraft
US11105340B2 (en) 2016-08-19 2021-08-31 General Electric Company Thermal management system for an electric propulsion engine
US10487839B2 (en) 2016-08-22 2019-11-26 General Electric Company Embedded electric machine
US10308366B2 (en) 2016-08-22 2019-06-04 General Electric Company Embedded electric machine
US10071811B2 (en) 2016-08-22 2018-09-11 General Electric Company Embedded electric machine
US10093428B2 (en) 2016-08-22 2018-10-09 General Electric Company Electric propulsion system
US10822103B2 (en) 2017-02-10 2020-11-03 General Electric Company Propulsor assembly for an aircraft
US11149578B2 (en) 2017-02-10 2021-10-19 General Electric Company Propulsion system for an aircraft
US10793281B2 (en) 2017-02-10 2020-10-06 General Electric Company Propulsion system for an aircraft
US10137981B2 (en) 2017-03-31 2018-11-27 General Electric Company Electric propulsion system for an aircraft
US11268444B2 (en) * 2017-05-18 2022-03-08 Raytheon Technologies Corporation Turbine cooling arrangement
EP3409903B1 (en) * 2017-06-01 2021-09-01 General Electric Company Gas turbine system with an intercooler providing cooled fluid as bearing pressurization fluid
US10762726B2 (en) 2017-06-13 2020-09-01 General Electric Company Hybrid-electric propulsion system for an aircraft
US11156128B2 (en) 2018-08-22 2021-10-26 General Electric Company Embedded electric machine
US11097849B2 (en) 2018-09-10 2021-08-24 General Electric Company Aircraft having an aft engine
US11105212B2 (en) * 2019-01-29 2021-08-31 Honeywell International Inc. Gas turbine engines including tangential on-board injectors and methods for manufacturing the same
PL435034A1 (en) 2020-08-20 2022-02-21 General Electric Company Polska Spółka Z Ograniczoną Odpowiedzialnością Driving motor assemblies providing access to components in driving chambers
PL435036A1 (en) 2020-08-20 2022-02-21 General Electric Company Polska Spółka Z Ograniczoną Odpowiedzialnością Construction of connections for a generator assembly
PL435035A1 (en) 2020-08-20 2022-02-21 General Electric Company Polska Spółka Z Ograniczoną Odpowiedzialnością Gas turbine engines with embedded electrical machines and associated cooling systems
US11795837B2 (en) 2021-01-26 2023-10-24 General Electric Company Embedded electric machine
US11834995B2 (en) 2022-03-29 2023-12-05 General Electric Company Air-to-air heat exchanger potential in gas turbine engines
US12071896B2 (en) 2022-03-29 2024-08-27 General Electric Company Air-to-air heat exchanger potential in gas turbine engines
US11834992B2 (en) 2022-04-27 2023-12-05 General Electric Company Heat exchanger capacity for one or more heat exchangers associated with an accessory gearbox of a turbofan engine
US11680530B1 (en) 2022-04-27 2023-06-20 General Electric Company Heat exchanger capacity for one or more heat exchangers associated with a power gearbox of a turbofan engine
US12060829B2 (en) 2022-04-27 2024-08-13 General Electric Company Heat exchanger capacity for one or more heat exchangers associated with an accessory gearbox of a turbofan engine
US11885242B2 (en) * 2022-05-05 2024-01-30 Pratt & Whitney Canada Corp. Diffuser ring with air manifold
EP4450779A1 (en) * 2023-04-18 2024-10-23 RTX Corporation Intercooled combustor nozzle guide vane and secondary air configuration

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136516A (en) * 1977-06-03 1979-01-30 General Electric Company Gas turbine with secondary cooling means
US4709545A (en) * 1983-05-31 1987-12-01 United Technologies Corporation Bearing compartment protection system
US4561246A (en) 1983-12-23 1985-12-31 United Technologies Corporation Bearing compartment for a gas turbine engine
US4574584A (en) 1983-12-23 1986-03-11 United Technologies Corporation Method of operation for a gas turbine engine
US4822244A (en) 1987-10-15 1989-04-18 United Technologies Corporation Tobi
US5392614A (en) 1992-03-23 1995-02-28 General Electric Company Gas turbine engine cooling system
CA2093683C (en) 1992-05-14 2002-10-15 William Miller Farrell Intercooled gas turbine engine
US5402636A (en) 1993-12-06 1995-04-04 United Technologies Corporation Anti-contamination thrust balancing system for gas turbine engines
US5581996A (en) 1995-08-16 1996-12-10 General Electric Company Method and apparatus for turbine cooling
US5611197A (en) 1995-10-23 1997-03-18 General Electric Company Closed-circuit air cooled turbine
US6098395A (en) 1996-04-04 2000-08-08 Siemens Westinghouse Power Corporation Closed-loop air cooling system for a turbine engine
US5782076A (en) 1996-05-17 1998-07-21 Westinghouse Electric Corporation Closed loop air cooling system for combustion turbines
US5918458A (en) 1997-02-14 1999-07-06 General Electric Company System and method of providing clean filtered cooling air to a hot portion of a gas turbine engine
US6050079A (en) 1997-12-24 2000-04-18 General Electric Company Modulated turbine cooling system
US6124646A (en) 1998-02-11 2000-09-26 Alliedsignal Inc. Aircraft air conditioning system including electric generator for providing AC power having limited frequency range
US6250061B1 (en) 1999-03-02 2001-06-26 General Electric Company Compressor system and methods for reducing cooling airflow
US6183193B1 (en) 1999-05-21 2001-02-06 Pratt & Whitney Canada Corp. Cast on-board injection nozzle with adjustable flow area
US6267553B1 (en) 1999-06-01 2001-07-31 Joseph C. Burge Gas turbine compressor spool with structural and thermal upgrades
US6468032B2 (en) 2000-12-18 2002-10-22 Pratt & Whitney Canada Corp. Further cooling of pre-swirl flow entering cooled rotor aerofoils
GB2373299B (en) 2001-03-12 2004-10-27 Alstom Power Nv Re-fired gas turbine engine
FR2858358B1 (en) 2003-07-28 2005-09-23 Snecma Moteurs METHOD FOR COOLING, BY COOLED AIR IN PART IN AN EXTERNAL EXCHANGER, HOT PARTS OF A TURBOJET ENGINE AND TURBOREACTOR THUS COOLED
US6981841B2 (en) * 2003-11-20 2006-01-03 General Electric Company Triple circuit turbine cooling
US7114339B2 (en) 2004-03-30 2006-10-03 United Technologies Corporation Cavity on-board injection for leakage flows
US8277169B2 (en) 2005-06-16 2012-10-02 Honeywell International Inc. Turbine rotor cooling flow system
US7562519B1 (en) 2005-09-03 2009-07-21 Florida Turbine Technologies, Inc. Gas turbine engine with an air cooled bearing
WO2007106059A2 (en) 2006-02-15 2007-09-20 United Technologies Corporation Tip turbine engine with aspirated compressor
US7775049B2 (en) 2006-04-04 2010-08-17 United Technologies Corporation Integrated strut design for mid-turbine frames with U-base
FR2904035B1 (en) 2006-07-19 2008-08-29 Snecma Sa SYSTEM FOR COOLING THE WHEEL OF A CENTRIFUGAL COMPRESSOR.
US20080041064A1 (en) 2006-08-17 2008-02-21 United Technologies Corporation Preswirl pollution air handling with tangential on-board injector for turbine rotor cooling
US7823389B2 (en) 2006-11-15 2010-11-02 General Electric Company Compound clearance control engine
DE102007026455A1 (en) 2007-06-05 2008-12-11 Rolls-Royce Deutschland Ltd & Co Kg Jet engine with compressor air circulation and method of operating the same
US8056345B2 (en) 2007-06-13 2011-11-15 United Technologies Corporation Hybrid cooling of a gas turbine engine
US8562285B2 (en) 2007-07-02 2013-10-22 United Technologies Corporation Angled on-board injector
US8347635B2 (en) 2008-11-28 2013-01-08 Pratt & Whitey Canada Corp. Locking apparatus for a radial locator for gas turbine engine mid turbine frame
US8061969B2 (en) 2008-11-28 2011-11-22 Pratt & Whitney Canada Corp. Mid turbine frame system for gas turbine engine
US8381533B2 (en) 2009-04-30 2013-02-26 Honeywell International Inc. Direct transfer axial tangential onboard injector system (TOBI) with self-supporting seal plate
FR2950656B1 (en) 2009-09-25 2011-09-23 Snecma VENTILATION OF A TURBINE WHEEL IN A TURBOMACHINE
US8371127B2 (en) 2009-10-01 2013-02-12 Pratt & Whitney Canada Corp. Cooling air system for mid turbine frame
US8307662B2 (en) 2009-10-15 2012-11-13 General Electric Company Gas turbine engine temperature modulated cooling flow
US9416970B2 (en) 2009-11-30 2016-08-16 United Technologies Corporation Combustor heat panel arrangement having holes offset from seams of a radially opposing heat panel
US8256229B2 (en) 2010-04-09 2012-09-04 United Technologies Corporation Rear hub cooling for high pressure compressor
US20110271689A1 (en) 2010-05-06 2011-11-10 General Electric Company Gas turbine cooling

Also Published As

Publication number Publication date
US9976485B2 (en) 2018-05-22
US20150226123A1 (en) 2015-08-13
WO2013130246A1 (en) 2013-09-06
EP2820254A4 (en) 2015-12-30
EP2820254B1 (en) 2018-05-02
EP2820254A1 (en) 2015-01-07
US9038398B2 (en) 2015-05-26
US20130219917A1 (en) 2013-08-29

Similar Documents

Publication Publication Date Title
SG11201404270RA (en) Gas turbine engine buffer cooling system
SG11201404676SA (en) Gas turbine engine buffer cooling system
EP2809911A4 (en) Gas turbine engine buffer system
EP2809901A4 (en) Gas turbine engine buffer system
EP2809906A4 (en) Gas turbine engine buffer system
EP2809918A4 (en) Gas turbine engine buffer system
SG11201404760YA (en) Buffer cooling system providing gas turbine engine architecture cooling
GB2498006B (en) Gas turbine engine systems
EP2938859A4 (en) Cooling architecture for turbine exhaust case
EP2809909A4 (en) Gas turbine engine buffer system providing zoned ventilation
GB201200290D0 (en) Gas turbine engine buffer seals
EP3036417A4 (en) Bearing system for gas turbine engine
EP2807345A4 (en) Thrust balance system for gas turbine engine
GB201217125D0 (en) Gas turbine engine component
GB201317924D0 (en) Gas turbine engine
EP2775120A4 (en) Gas turbine system
EP2809910A4 (en) Gas turbine engine buffer system
EP2925974A4 (en) Lubrication system for gas turbine engines
EP2809907A4 (en) Buffer system for a gas turbine engine
GB201200289D0 (en) Gas turbine engine buffer seals
SG11201404271UA (en) Gas turbine engine cooling system
EP2852744A4 (en) Shield system for gas turbine engine
PL2678627T3 (en) Exhaust gas cooler
EP2844855A4 (en) Manifold for gas turbine engine
GB201320611D0 (en) Gas turbine engine