EP2895694A4 - Schlangenförmiger kühlkanal für einen gasturbinenmotor - Google Patents

Schlangenförmiger kühlkanal für einen gasturbinenmotor

Info

Publication number
EP2895694A4
EP2895694A4 EP13836460.9A EP13836460A EP2895694A4 EP 2895694 A4 EP2895694 A4 EP 2895694A4 EP 13836460 A EP13836460 A EP 13836460A EP 2895694 A4 EP2895694 A4 EP 2895694A4
Authority
EP
European Patent Office
Prior art keywords
gas turbine
turbine engine
cooling passage
coil cooling
coil
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP13836460.9A
Other languages
English (en)
French (fr)
Other versions
EP2895694A1 (de
Inventor
Rafel A Perez
Edward F Pietraszkiewicz
Jeffrey R Levine
Jr Dominic J Mongillo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RTX Corp
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 EP2895694A1 publication Critical patent/EP2895694A1/de
Publication of EP2895694A4 publication Critical patent/EP2895694A4/de
Withdrawn legal-status Critical Current

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
    • 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
    • F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
    • 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
    • F05D2250/183—Two-dimensional patterned zigzag
    • 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
    • F05D2260/221—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
    • 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
    • F05D2270/00—Control
    • F05D2270/01—Purpose of the control system
    • F05D2270/17—Purpose of the control system to control boundary layer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP13836460.9A 2012-09-14 2013-09-05 Schlangenförmiger kühlkanal für einen gasturbinenmotor Withdrawn EP2895694A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/618,178 US20140219813A1 (en) 2012-09-14 2012-09-14 Gas turbine engine serpentine cooling passage
PCT/US2013/058282 WO2014042955A1 (en) 2012-09-14 2013-09-05 Gas turbine engine serpentine cooling passage

Publications (2)

Publication Number Publication Date
EP2895694A1 EP2895694A1 (de) 2015-07-22
EP2895694A4 true EP2895694A4 (de) 2015-12-02

Family

ID=50278616

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13836460.9A Withdrawn EP2895694A4 (de) 2012-09-14 2013-09-05 Schlangenförmiger kühlkanal für einen gasturbinenmotor

Country Status (3)

Country Link
US (1) US20140219813A1 (de)
EP (1) EP2895694A4 (de)
WO (1) WO2014042955A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9476308B2 (en) * 2012-12-27 2016-10-25 United Technologies Corporation Gas turbine engine serpentine cooling passage with chevrons
US10450874B2 (en) 2016-02-13 2019-10-22 General Electric Company Airfoil for a gas turbine engine
US10697301B2 (en) * 2017-04-07 2020-06-30 General Electric Company Turbine engine airfoil having a cooling circuit
US10641106B2 (en) 2017-11-13 2020-05-05 Honeywell International Inc. Gas turbine engines with improved airfoil dust removal
US10808552B2 (en) * 2018-06-18 2020-10-20 Raytheon Technologies Corporation Trip strip configuration for gaspath component in a gas turbine engine
US10815793B2 (en) * 2018-06-19 2020-10-27 Raytheon Technologies Corporation Trip strips for augmented boundary layer mixing

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4474532A (en) * 1981-12-28 1984-10-02 United Technologies Corporation Coolable airfoil for a rotary machine
US5395212A (en) * 1991-07-04 1995-03-07 Hitachi, Ltd. Member having internal cooling passage
EP0939196A2 (de) * 1998-02-26 1999-09-01 Kabushiki Kaisha Toshiba Gasturbinenschaufel
EP1319803A2 (de) * 2001-12-11 2003-06-18 United Technologies Corporation Gekühlte Rotorschaufel für industrielle Gasturbinen
JP2004132218A (ja) * 2002-10-09 2004-04-30 Mitsubishi Heavy Ind Ltd ガスタービン翼体およびガスタービン
US6974308B2 (en) * 2001-11-14 2005-12-13 Honeywell International, Inc. High effectiveness cooled turbine vane or blade
US20080050242A1 (en) * 2006-08-24 2008-02-28 Siemens Power Generation, Inc. Turbine airfoil cooling system with perimeter cooling and rim cavity purge channels
EP2019187A2 (de) * 2007-07-24 2009-01-28 United Technologies Corporation Vorrichtung und Verfahren zur Kühlung der Plattform einer Leitschaufel

Family Cites Families (11)

* 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
EP0945595A3 (de) * 1998-03-26 2001-10-10 Mitsubishi Heavy Industries, Ltd. Gekühlte Gasturbinenschaufel
DE19921644B4 (de) * 1999-05-10 2012-01-05 Alstom Kühlbare Schaufel für eine Gasturbine
US6257831B1 (en) * 1999-10-22 2001-07-10 Pratt & Whitney Canada Corp. Cast airfoil structure with openings which do not require plugging
US6939102B2 (en) * 2003-09-25 2005-09-06 Siemens Westinghouse Power Corporation Flow guide component with enhanced cooling
US20070009358A1 (en) * 2005-05-31 2007-01-11 Atul Kohli Cooled airfoil with reduced internal turn losses
US7513745B2 (en) * 2006-03-24 2009-04-07 United Technologies Corporation Advanced turbulator arrangements for microcircuits
US7955053B1 (en) * 2007-09-21 2011-06-07 Florida Turbine Technologies, Inc. Turbine blade with serpentine cooling circuit
US8317461B2 (en) * 2008-08-27 2012-11-27 United Technologies Corporation Gas turbine engine component having dual flow passage cooling chamber formed by single core
GB0915680D0 (en) * 2009-09-09 2009-10-07 Rolls Royce Plc Cooled aerofoil blade or vane
US8757961B1 (en) * 2011-05-21 2014-06-24 Florida Turbine Technologies, Inc. Industrial turbine stator vane

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4474532A (en) * 1981-12-28 1984-10-02 United Technologies Corporation Coolable airfoil for a rotary machine
US5395212A (en) * 1991-07-04 1995-03-07 Hitachi, Ltd. Member having internal cooling passage
EP0939196A2 (de) * 1998-02-26 1999-09-01 Kabushiki Kaisha Toshiba Gasturbinenschaufel
US6974308B2 (en) * 2001-11-14 2005-12-13 Honeywell International, Inc. High effectiveness cooled turbine vane or blade
EP1319803A2 (de) * 2001-12-11 2003-06-18 United Technologies Corporation Gekühlte Rotorschaufel für industrielle Gasturbinen
JP2004132218A (ja) * 2002-10-09 2004-04-30 Mitsubishi Heavy Ind Ltd ガスタービン翼体およびガスタービン
US20080050242A1 (en) * 2006-08-24 2008-02-28 Siemens Power Generation, Inc. Turbine airfoil cooling system with perimeter cooling and rim cavity purge channels
EP2019187A2 (de) * 2007-07-24 2009-01-28 United Technologies Corporation Vorrichtung und Verfahren zur Kühlung der Plattform einer Leitschaufel

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014042955A1 *

Also Published As

Publication number Publication date
WO2014042955A1 (en) 2014-03-20
US20140219813A1 (en) 2014-08-07
EP2895694A1 (de) 2015-07-22

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Inventor name: PIETRASZKIEWICZ, EDWARD F.

Inventor name: PEREZ, RAFEL A.

Inventor name: LEVINE, JEFFREY R.

Inventor name: MONGILLO JR., DOMINIC J.

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