SG11201405597PA - Gas turbine engine airfoil cooling circuit - Google Patents

Gas turbine engine airfoil cooling circuit

Info

Publication number
SG11201405597PA
SG11201405597PA SG11201405597PA SG11201405597PA SG11201405597PA SG 11201405597P A SG11201405597P A SG 11201405597PA SG 11201405597P A SG11201405597P A SG 11201405597PA SG 11201405597P A SG11201405597P A SG 11201405597PA SG 11201405597P A SG11201405597P A SG 11201405597PA
Authority
SG
Singapore
Prior art keywords
gas turbine
turbine engine
cooling circuit
airfoil cooling
engine airfoil
Prior art date
Application number
SG11201405597PA
Inventor
Tracy A Propheter-Hinckley
Edward F Pietraszkiewicz
Rafael A Perez
Anton G Banks
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 SG11201405597PA publication Critical patent/SG11201405597PA/en

Links

Classifications

    • 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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • 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
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/185—Two-dimensional patterned serpentine-like
    • 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
    • F05D2260/205—Cooling fluid recirculation, i.e. after cooling one or more components is the cooling fluid recovered and used elsewhere for other purposes
    • 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
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2212—Improvement of heat transfer by creating turbulence
    • 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
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
    • F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
SG11201405597PA 2012-03-16 2013-03-06 Gas turbine engine airfoil cooling circuit SG11201405597PA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/421,894 US9388700B2 (en) 2012-03-16 2012-03-16 Gas turbine engine airfoil cooling circuit
PCT/US2013/029289 WO2013138129A1 (en) 2012-03-16 2013-03-06 Gas turbine engine airfoil cooling circuit

Publications (1)

Publication Number Publication Date
SG11201405597PA true SG11201405597PA (en) 2014-11-27

Family

ID=49157814

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201405597PA SG11201405597PA (en) 2012-03-16 2013-03-06 Gas turbine engine airfoil cooling circuit

Country Status (4)

Country Link
US (1) US9388700B2 (en)
EP (1) EP2825732B1 (en)
SG (1) SG11201405597PA (en)
WO (1) WO2013138129A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10215031B2 (en) * 2013-03-14 2019-02-26 United Technologies Corporation Gas turbine engine component cooling with interleaved facing trip strips
US10012106B2 (en) * 2014-04-03 2018-07-03 United Technologies Corporation Enclosed baffle for a turbine engine component
US10156157B2 (en) * 2015-02-13 2018-12-18 United Technologies Corporation S-shaped trip strips in internally cooled components
US10337334B2 (en) 2015-12-07 2019-07-02 United Technologies Corporation Gas turbine engine component with a baffle insert
US10280841B2 (en) 2015-12-07 2019-05-07 United Technologies Corporation Baffle insert for a gas turbine engine component and method of cooling
US10577947B2 (en) * 2015-12-07 2020-03-03 United Technologies Corporation Baffle insert for a gas turbine engine component
US10422233B2 (en) 2015-12-07 2019-09-24 United Technologies Corporation Baffle insert for a gas turbine engine component and component with baffle insert
US10208604B2 (en) * 2016-04-27 2019-02-19 United Technologies Corporation Cooling features with three dimensional chevron geometry
US11149555B2 (en) * 2017-06-14 2021-10-19 General Electric Company Turbine engine component with deflector
US11397059B2 (en) 2019-09-17 2022-07-26 General Electric Company Asymmetric flow path topology
DE102020120365A1 (en) 2020-08-03 2022-02-03 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Multi-part blade with cooling for turbomachines
US11962188B2 (en) 2021-01-21 2024-04-16 General Electric Company Electric machine
US20240125272A1 (en) * 2022-10-13 2024-04-18 Rtx Corporation Cooling features for a component of a gas turbine engine

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4416585A (en) * 1980-01-17 1983-11-22 Pratt & Whitney Aircraft Of Canada Limited Blade cooling for gas turbine engine
US4775296A (en) 1981-12-28 1988-10-04 United Technologies Corporation Coolable airfoil for a rotary machine
US4514144A (en) * 1983-06-20 1985-04-30 General Electric Company Angled turbulence promoter
US5052889A (en) 1990-05-17 1991-10-01 Pratt & Whintey Canada Offset ribs for heat transfer surface
JP3006174B2 (en) * 1991-07-04 2000-02-07 株式会社日立製作所 Member having a cooling passage inside
US5695321A (en) 1991-12-17 1997-12-09 General Electric Company Turbine blade having variable configuration turbulators
US5681144A (en) * 1991-12-17 1997-10-28 General Electric Company Turbine blade having offset turbulators
US5842829A (en) * 1996-09-26 1998-12-01 General Electric Co. Cooling circuits for trailing edge cavities in airfoils
EP0892150B1 (en) 1997-07-14 2003-02-05 ALSTOM (Switzerland) Ltd System for cooling the trailing edge of a hollow gasturbine blade
EP0892149B1 (en) * 1997-07-14 2003-01-22 ALSTOM (Switzerland) Ltd Cooling system for the leading edge of a hollow blade for a gas turbine engine
EP0945595A3 (en) * 1998-03-26 2001-10-10 Mitsubishi Heavy Industries, Ltd. Gas turbine cooled blade
US6406260B1 (en) 1999-10-22 2002-06-18 Pratt & Whitney Canada Corp. Heat transfer promotion structure for internally convectively cooled airfoils
US6331098B1 (en) * 1999-12-18 2001-12-18 General Electric Company Coriolis turbulator blade
US6422817B1 (en) * 2000-01-13 2002-07-23 General Electric Company Cooling circuit for and method of cooling a gas turbine bucket
US6974308B2 (en) 2001-11-14 2005-12-13 Honeywell International, Inc. High effectiveness cooled turbine vane or blade
US6672836B2 (en) * 2001-12-11 2004-01-06 United Technologies Corporation Coolable rotor blade for an industrial gas turbine engine
DE10316909B4 (en) 2002-05-16 2016-01-07 Alstom Technology Ltd. Coolable turbine blade with ribs in the cooling channel
US7094031B2 (en) 2004-09-09 2006-08-22 General Electric Company Offset Coriolis turbulator blade
US7980818B2 (en) * 2005-04-04 2011-07-19 Hitachi, Ltd. Member having internal cooling passage
US7513745B2 (en) * 2006-03-24 2009-04-07 United Technologies Corporation Advanced turbulator arrangements for microcircuits
US7699583B2 (en) * 2006-07-21 2010-04-20 United Technologies Corporation Serpentine microcircuit vortex turbulatons for blade cooling
US7637720B1 (en) * 2006-11-16 2009-12-29 Florida Turbine Technologies, Inc. Turbulator for a turbine airfoil cooling passage
US8757974B2 (en) 2007-01-11 2014-06-24 United Technologies Corporation Cooling circuit flow path for a turbine section airfoil
US8202054B2 (en) 2007-05-18 2012-06-19 Siemens Energy, Inc. Blade for a gas turbine engine
US8083485B2 (en) 2007-08-15 2011-12-27 United Technologies Corporation Angled tripped airfoil peanut cavity
US8353329B2 (en) 2010-05-24 2013-01-15 United Technologies Corporation Ceramic core tapered trip strips

Also Published As

Publication number Publication date
EP2825732A1 (en) 2015-01-21
EP2825732A4 (en) 2016-03-30
WO2013138129A1 (en) 2013-09-19
US20130243591A1 (en) 2013-09-19
US9388700B2 (en) 2016-07-12
EP2825732B1 (en) 2019-10-02

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