DE69407721T2 - Kanalmündung zur Filmkühlung dünner Wände - Google Patents

Kanalmündung zur Filmkühlung dünner Wände

Info

Publication number
DE69407721T2
DE69407721T2 DE69407721T DE69407721T DE69407721T2 DE 69407721 T2 DE69407721 T2 DE 69407721T2 DE 69407721 T DE69407721 T DE 69407721T DE 69407721 T DE69407721 T DE 69407721T DE 69407721 T2 DE69407721 T2 DE 69407721T2
Authority
DE
Germany
Prior art keywords
film cooling
thin walls
channel mouth
mouth
channel
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.)
Expired - Lifetime
Application number
DE69407721T
Other languages
English (en)
Other versions
DE69407721D1 (de
Inventor
Robert P Moore
Donald L Deptowicz
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.)
Raytheon Technologies 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 DE69407721D1 publication Critical patent/DE69407721D1/de
Application granted granted Critical
Publication of DE69407721T2 publication Critical patent/DE69407721T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01D5/186—Film cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
    • B23P2700/06—Cooling passages of turbine components, e.g. unblocking or preventing blocking of cooling passages of turbine components

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69407721T 1993-10-15 1994-10-07 Kanalmündung zur Filmkühlung dünner Wände Expired - Lifetime DE69407721T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/137,866 US5382133A (en) 1993-10-15 1993-10-15 High coverage shaped diffuser film hole for thin walls

Publications (2)

Publication Number Publication Date
DE69407721D1 DE69407721D1 (de) 1998-02-12
DE69407721T2 true DE69407721T2 (de) 1998-07-23

Family

ID=22479392

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69407721T Expired - Lifetime DE69407721T2 (de) 1993-10-15 1994-10-07 Kanalmündung zur Filmkühlung dünner Wände

Country Status (4)

Country Link
US (1) US5382133A (de)
EP (1) EP0648918B1 (de)
JP (1) JP3703866B2 (de)
DE (1) DE69407721T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1876325B2 (de) † 2006-07-05 2023-01-25 Raytheon Technologies Corporation Externes Festlegungssystem und Positionierung von Filmkühlbohrungen mittels Kernfestlegungslöchern

Families Citing this family (106)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5660525A (en) * 1992-10-29 1997-08-26 General Electric Company Film cooled slotted wall
US6092982A (en) * 1996-05-28 2000-07-25 Kabushiki Kaisha Toshiba Cooling system for a main body used in a gas stream
WO1998019048A1 (en) * 1996-10-28 1998-05-07 Siemens Westinghouse Power Corporation Airfoil for a turbomachine
US5779437A (en) * 1996-10-31 1998-07-14 Pratt & Whitney Canada Inc. Cooling passages for airfoil leading edge
US6383602B1 (en) * 1996-12-23 2002-05-07 General Electric Company Method for improving the cooling effectiveness of a gaseous coolant stream which flows through a substrate, and related articles of manufacture
JP3316418B2 (ja) * 1997-06-12 2002-08-19 三菱重工業株式会社 ガスタービン冷却動翼
DE59808269D1 (de) 1998-03-23 2003-06-12 Alstom Switzerland Ltd Filmkühlungsbohrung
EP0992653A1 (de) 1998-10-08 2000-04-12 Abb Research Ltd. Filmgekühlte Komponenten mit Filmkühlungkanälen mit dreieckigem Querschnitt
DE59808481D1 (de) 1998-11-09 2003-06-26 Alstom Switzerland Ltd Gekühlte Komponenten mit konischen Kühlungskanälen
US6243948B1 (en) 1999-11-18 2001-06-12 General Electric Company Modification and repair of film cooling holes in gas turbine engine components
US6612811B2 (en) * 2001-12-12 2003-09-02 General Electric Company Airfoil for a turbine nozzle of a gas turbine engine and method of making same
JP2003200936A (ja) * 2001-12-28 2003-07-15 Toyo Roki Mfg Co Ltd 容器の水抜き穴形状
US6869268B2 (en) * 2002-09-05 2005-03-22 Siemens Westinghouse Power Corporation Combustion turbine with airfoil having enhanced leading edge diffusion holes and related methods
US6971851B2 (en) * 2003-03-12 2005-12-06 Florida Turbine Technologies, Inc. Multi-metered film cooled blade tip
US7041933B2 (en) * 2003-04-14 2006-05-09 Meyer Tool, Inc. Complex hole shaping
US7223072B2 (en) * 2004-01-27 2007-05-29 Honeywell International, Inc. Gas turbine engine including airfoils having an improved airfoil film cooling configuration and method therefor
US7172012B1 (en) 2004-07-14 2007-02-06 United Technologies Corporation Investment casting
US20060073015A1 (en) * 2004-10-01 2006-04-06 Alstom Technology Ltd. Gas turbine airfoil film cooling hole
US7217094B2 (en) * 2004-10-18 2007-05-15 United Technologies Corporation Airfoil with large fillet and micro-circuit cooling
US7134475B2 (en) * 2004-10-29 2006-11-14 United Technologies Corporation Investment casting cores and methods
GB0424593D0 (en) 2004-11-06 2004-12-08 Rolls Royce Plc A component having a film cooling arrangement
US7246992B2 (en) * 2005-01-28 2007-07-24 General Electric Company High efficiency fan cooling holes for turbine airfoil
US7374401B2 (en) * 2005-03-01 2008-05-20 General Electric Company Bell-shaped fan cooling holes for turbine airfoil
JP4898253B2 (ja) * 2005-03-30 2012-03-14 三菱重工業株式会社 ガスタービン用高温部材
JP5039837B2 (ja) * 2005-03-30 2012-10-03 三菱重工業株式会社 ガスタービン用高温部材
US7220934B2 (en) * 2005-06-07 2007-05-22 United Technologies Corporation Method of producing cooling holes in highly contoured airfoils
US7306026B2 (en) * 2005-09-01 2007-12-11 United Technologies Corporation Cooled turbine airfoils and methods of manufacture
FR2896710B1 (fr) * 2006-01-27 2009-10-30 Snecma Sa Procede de fabrication de piece de turbomachine comportant des orifices d'evacuation d'air de refroidissement
EP1898051B8 (de) * 2006-08-25 2017-08-02 Ansaldo Energia IP UK Limited Gasturbinenschaufel mit Kühlung der Leitkante
US7563073B1 (en) 2006-10-10 2009-07-21 Florida Turbine Technologies, Inc. Turbine blade with film cooling slot
US7887294B1 (en) 2006-10-13 2011-02-15 Florida Turbine Technologies, Inc. Turbine airfoil with continuous curved diffusion film holes
US7704047B2 (en) * 2006-11-21 2010-04-27 Siemens Energy, Inc. Cooling of turbine blade suction tip rail
JP2008248733A (ja) * 2007-03-29 2008-10-16 Mitsubishi Heavy Ind Ltd ガスタービン用高温部材
US20090074588A1 (en) * 2007-09-19 2009-03-19 Siemens Power Generation, Inc. Airfoil with cooling hole having a flared section
US8066484B1 (en) 2007-11-19 2011-11-29 Florida Turbine Technologies, Inc. Film cooling hole for a turbine airfoil
US20100008759A1 (en) * 2008-07-10 2010-01-14 General Electric Company Methods and apparatuses for providing film cooling to turbine components
US8328517B2 (en) * 2008-09-16 2012-12-11 Siemens Energy, Inc. Turbine airfoil cooling system with diffusion film cooling hole
US8079810B2 (en) * 2008-09-16 2011-12-20 Siemens Energy, Inc. Turbine airfoil cooling system with divergent film cooling hole
US8092177B2 (en) * 2008-09-16 2012-01-10 Siemens Energy, Inc. Turbine airfoil cooling system with diffusion film cooling hole having flow restriction rib
US8092176B2 (en) 2008-09-16 2012-01-10 Siemens Energy, Inc. Turbine airfoil cooling system with curved diffusion film cooling hole
US8057179B1 (en) 2008-10-16 2011-11-15 Florida Turbine Technologies, Inc. Film cooling hole for turbine airfoil
US8057180B1 (en) 2008-11-07 2011-11-15 Florida Turbine Technologies, Inc. Shaped film cooling hole for turbine airfoil
US8057181B1 (en) 2008-11-07 2011-11-15 Florida Turbine Technologies, Inc. Multiple expansion film cooling hole for turbine airfoil
US8057182B2 (en) * 2008-11-21 2011-11-15 General Electric Company Metered cooling slots for turbine blades
US8168912B1 (en) * 2009-02-19 2012-05-01 Florida Turbine Technologies, Inc. Electrode for shaped film cooling hole
US8371814B2 (en) * 2009-06-24 2013-02-12 Honeywell International Inc. Turbine engine components
US8529193B2 (en) * 2009-11-25 2013-09-10 Honeywell International Inc. Gas turbine engine components with improved film cooling
US8628293B2 (en) 2010-06-17 2014-01-14 Honeywell International Inc. Gas turbine engine components with cooling hole trenches
US8672613B2 (en) * 2010-08-31 2014-03-18 General Electric Company Components with conformal curved film holes and methods of manufacture
US9696035B2 (en) 2010-10-29 2017-07-04 General Electric Company Method of forming a cooling hole by laser drilling
US8591191B1 (en) * 2010-11-22 2013-11-26 Florida Turbine Technologies, Inc. Film cooling hole for turbine airfoil
JP2012219702A (ja) * 2011-04-07 2012-11-12 Society Of Japanese Aerospace Co タービン翼
US10113435B2 (en) * 2011-07-15 2018-10-30 United Technologies Corporation Coated gas turbine components
JP5632812B2 (ja) * 2011-10-03 2014-11-26 三菱日立パワーシステムズ株式会社 ガスタービン翼
US8763402B2 (en) 2012-02-15 2014-07-01 United Technologies Corporation Multi-lobed cooling hole and method of manufacture
JP2013167205A (ja) * 2012-02-15 2013-08-29 Hitachi Ltd ガスタービン翼、その放電加工用工具及び加工方法
US9273560B2 (en) 2012-02-15 2016-03-01 United Technologies Corporation Gas turbine engine component with multi-lobed cooling hole
US9279330B2 (en) 2012-02-15 2016-03-08 United Technologies Corporation Gas turbine engine component with converging/diverging cooling passage
US9422815B2 (en) 2012-02-15 2016-08-23 United Technologies Corporation Gas turbine engine component with compound cusp cooling configuration
US8683813B2 (en) 2012-02-15 2014-04-01 United Technologies Corporation Multi-lobed cooling hole and method of manufacture
US9284844B2 (en) 2012-02-15 2016-03-15 United Technologies Corporation Gas turbine engine component with cusped cooling hole
US8733111B2 (en) 2012-02-15 2014-05-27 United Technologies Corporation Cooling hole with asymmetric diffuser
US9598979B2 (en) * 2012-02-15 2017-03-21 United Technologies Corporation Manufacturing methods for multi-lobed cooling holes
US9410435B2 (en) 2012-02-15 2016-08-09 United Technologies Corporation Gas turbine engine component with diffusive cooling hole
US8572983B2 (en) 2012-02-15 2013-11-05 United Technologies Corporation Gas turbine engine component with impingement and diffusive cooling
US9416971B2 (en) 2012-02-15 2016-08-16 United Technologies Corporation Multiple diffusing cooling hole
US9024226B2 (en) 2012-02-15 2015-05-05 United Technologies Corporation EDM method for multi-lobed cooling hole
US9416665B2 (en) 2012-02-15 2016-08-16 United Technologies Corporation Cooling hole with enhanced flow attachment
US8689568B2 (en) 2012-02-15 2014-04-08 United Technologies Corporation Cooling hole with thermo-mechanical fatigue resistance
US8522558B1 (en) 2012-02-15 2013-09-03 United Technologies Corporation Multi-lobed cooling hole array
US8707713B2 (en) 2012-02-15 2014-04-29 United Technologies Corporation Cooling hole with crenellation features
US10422230B2 (en) 2012-02-15 2019-09-24 United Technologies Corporation Cooling hole with curved metering section
US8683814B2 (en) 2012-02-15 2014-04-01 United Technologies Corporation Gas turbine engine component with impingement and lobed cooling hole
US8850828B2 (en) 2012-02-15 2014-10-07 United Technologies Corporation Cooling hole with curved metering section
US8584470B2 (en) 2012-02-15 2013-11-19 United Technologies Corporation Tri-lobed cooling hole and method of manufacture
US9482100B2 (en) 2012-02-15 2016-11-01 United Technologies Corporation Multi-lobed cooling hole
JP6169161B2 (ja) * 2012-03-22 2017-07-26 ゼネラル エレクトリック テクノロジー ゲゼルシャフト ミット ベシュレンクテル ハフツングＧｅｎｅｒａｌ Ｅｌｅｃｔｒｉｃ Ｔｅｃｈｎｏｌｏｇｙ ＧｍｂＨ タービン翼
US9650900B2 (en) 2012-05-07 2017-05-16 Honeywell International Inc. Gas turbine engine components with film cooling holes having cylindrical to multi-lobe configurations
US20130315710A1 (en) * 2012-05-22 2013-11-28 Honeywell International Inc. Gas turbine engine components with cooling hole trenches
JP2015520322A (ja) 2012-06-13 2015-07-16 ゼネラル・エレクトリック・カンパニイ ガスタービンエンジンの壁
US9267381B2 (en) * 2012-09-28 2016-02-23 Honeywell International Inc. Cooled turbine airfoil structures
US10113433B2 (en) 2012-10-04 2018-10-30 Honeywell International Inc. Gas turbine engine components with lateral and forward sweep film cooling holes
US20140161585A1 (en) * 2012-12-10 2014-06-12 General Electric Company Turbo-machine component and method
US20140208771A1 (en) * 2012-12-28 2014-07-31 United Technologies Corporation Gas turbine engine component cooling arrangement
CA2849183C (en) * 2013-05-01 2016-12-06 General Electric Company Substrate with shaped cooling holes and methods of manufacture
CN103291459B (zh) * 2013-06-14 2016-02-24 清华大学 一种用于燃气涡轮发动机冷却的气膜孔
EP3066322B1 (de) 2013-11-04 2019-11-13 United Technologies Corporation Beschichteter kühlkanal
US10030524B2 (en) 2013-12-20 2018-07-24 Rolls-Royce Corporation Machined film holes
DE102014204806A1 (de) * 2014-03-14 2015-09-17 Siemens Aktiengesellschaft Verfahren zur Neuherstellung von Durchgangslöchern in einem Schichtsystem
CN106068371B (zh) * 2014-04-03 2018-06-08 三菱日立电力系统株式会社 叶片分割体、叶片组列、燃气涡轮机
CA2950011C (en) 2014-05-29 2020-01-28 General Electric Company Fastback turbulator
US10364684B2 (en) 2014-05-29 2019-07-30 General Electric Company Fastback vorticor pin
US20160153282A1 (en) * 2014-07-11 2016-06-02 United Technologies Corporation Stress Reduction For Film Cooled Gas Turbine Engine Component
US20160090843A1 (en) * 2014-09-30 2016-03-31 General Electric Company Turbine components with stepped apertures
US10280785B2 (en) 2014-10-31 2019-05-07 General Electric Company Shroud assembly for a turbine engine
US10233775B2 (en) 2014-10-31 2019-03-19 General Electric Company Engine component for a gas turbine engine
EP3043025A1 (de) 2015-01-09 2016-07-13 Siemens Aktiengesellschaft Filmgekühltes Gasturbinenbauteil
CN104747242A (zh) * 2015-03-12 2015-07-01 中国科学院工程热物理研究所 一种离散气膜冷却孔
US11313235B2 (en) * 2015-03-17 2022-04-26 General Electric Company Engine component with film hole
US10208602B2 (en) * 2015-04-27 2019-02-19 United Technologies Corporation Asymmetric diffuser opening for film cooling holes
US10267161B2 (en) * 2015-12-07 2019-04-23 General Electric Company Gas turbine engine with fillet film holes
US20170298743A1 (en) * 2016-04-14 2017-10-19 General Electric Company Component for a turbine engine with a film-hole
US11021965B2 (en) 2016-05-19 2021-06-01 Honeywell International Inc. Engine components with cooling holes having tailored metering and diffuser portions
US10605092B2 (en) 2016-07-11 2020-03-31 United Technologies Corporation Cooling hole with shaped meter
US10539026B2 (en) 2017-09-21 2020-01-21 United Technologies Corporation Gas turbine engine component with cooling holes having variable roughness
US11085641B2 (en) 2018-11-27 2021-08-10 Honeywell International Inc. Plug resistant effusion holes for gas turbine engine

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3527543A (en) * 1965-08-26 1970-09-08 Gen Electric Cooling of structural members particularly for gas turbine engines
US3515499A (en) * 1968-04-22 1970-06-02 Aerojet General Co Blades and blade assemblies for turbine engines,compressors and the like
US4197443A (en) * 1977-09-19 1980-04-08 General Electric Company Method and apparatus for forming diffused cooling holes in an airfoil
US4303374A (en) * 1978-12-15 1981-12-01 General Electric Company Film cooled airfoil body
US4347037A (en) * 1979-02-05 1982-08-31 The Garrett Corporation Laminated airfoil and method for turbomachinery
US4684323A (en) * 1985-12-23 1987-08-04 United Technologies Corporation Film cooling passages with curved corners
US4676719A (en) * 1985-12-23 1987-06-30 United Technologies Corporation Film coolant passages for cast hollow airfoils
US4705455A (en) * 1985-12-23 1987-11-10 United Technologies Corporation Convergent-divergent film coolant passage
US4738588A (en) * 1985-12-23 1988-04-19 Field Robert E Film cooling passages with step diffuser
US4664597A (en) * 1985-12-23 1987-05-12 United Technologies Corporation Coolant passages with full coverage film cooling slot
GB2244673B (en) * 1990-06-05 1993-09-01 Rolls Royce Plc A perforated sheet and a method of making the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1876325B2 (de) † 2006-07-05 2023-01-25 Raytheon Technologies Corporation Externes Festlegungssystem und Positionierung von Filmkühlbohrungen mittels Kernfestlegungslöchern

Also Published As

Publication number Publication date
DE69407721D1 (de) 1998-02-12
EP0648918B1 (de) 1998-01-07
EP0648918A1 (de) 1995-04-19
JP3703866B2 (ja) 2005-10-05
US5382133A (en) 1995-01-17
JPH07158403A (ja) 1995-06-20

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