DE69420582T2 - Kühlung einer schaufel in nähe der staulinie - Google Patents

Kühlung einer schaufel in nähe der staulinie

Info

Publication number
DE69420582T2
DE69420582T2 DE69420582T DE69420582T DE69420582T2 DE 69420582 T2 DE69420582 T2 DE 69420582T2 DE 69420582 T DE69420582 T DE 69420582T DE 69420582 T DE69420582 T DE 69420582T DE 69420582 T2 DE69420582 T2 DE 69420582T2
Authority
DE
Germany
Prior art keywords
cooling
dam line
shovel
shovel near
dam
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
DE69420582T
Other languages
English (en)
Other versions
DE69420582D1 (de
Inventor
Dennis Green
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
Application granted granted Critical
Publication of DE69420582D1 publication Critical patent/DE69420582D1/de
Publication of DE69420582T2 publication Critical patent/DE69420582T2/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
    • 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
DE69420582T 1993-11-30 1994-11-30 Kühlung einer schaufel in nähe der staulinie Expired - Lifetime DE69420582T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/159,874 US5374162A (en) 1993-11-30 1993-11-30 Airfoil having coolable leading edge region
PCT/US1994/013839 WO1995015430A1 (en) 1993-11-30 1994-11-30 Airfoil having coolable leading edge region

Publications (2)

Publication Number Publication Date
DE69420582D1 DE69420582D1 (de) 1999-10-14
DE69420582T2 true DE69420582T2 (de) 2000-05-04

Family

ID=22574454

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69420582T Expired - Lifetime DE69420582T2 (de) 1993-11-30 1994-11-30 Kühlung einer schaufel in nähe der staulinie

Country Status (5)

Country Link
US (1) US5374162A (de)
EP (1) EP0731873B1 (de)
JP (1) JP3509865B2 (de)
DE (1) DE69420582T2 (de)
WO (1) WO1995015430A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1834709A1 (de) 2006-03-13 2007-09-19 Siemens Aktiengesellschaft Verfahren zur Reinigung von Kanälen in Werkstücken sowie Vorrichtung hierfür

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3651490B2 (ja) * 1993-12-28 2005-05-25 株式会社東芝 タービン冷却翼
WO1997034075A1 (de) * 1996-03-14 1997-09-18 Siemens Aktiengesellschaft Vermeidung von verkrustung einer dampfturbinenschaufel durch reindampfeinspritzung
US6050777A (en) * 1997-12-17 2000-04-18 United Technologies Corporation Apparatus and method for cooling an airfoil for a gas turbine engine
DE59808819D1 (de) 1998-05-20 2003-07-31 Alstom Switzerland Ltd Gestaffelte Anordnung von Filmkühlungsbohrungen
US6099251A (en) * 1998-07-06 2000-08-08 United Technologies Corporation Coolable airfoil for a gas turbine engine
US6164912A (en) 1998-12-21 2000-12-26 United Technologies Corporation Hollow airfoil for a gas turbine engine
JP3794868B2 (ja) * 1999-06-15 2006-07-12 三菱重工業株式会社 ガスタービン静翼
US6213714B1 (en) 1999-06-29 2001-04-10 Allison Advanced Development Company Cooled airfoil
FR2853622B1 (fr) * 2003-04-14 2005-05-27 Eurocopter France Volet rotatif et element sustentateur, en particulier pale d'helicoptere, muni d'un tel volet rotatif
GB2401915B (en) * 2003-05-23 2006-06-14 Rolls Royce Plc Turbine blade
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
EP1898051B8 (de) * 2006-08-25 2017-08-02 Ansaldo Energia IP UK Limited Gasturbinenschaufel mit Kühlung der Leitkante
US7798776B1 (en) * 2007-06-21 2010-09-21 Florida Turbine Technologies, Inc. Turbine blade with showerhead film cooling
US7878761B1 (en) * 2007-09-07 2011-02-01 Florida Turbine Technologies, Inc. Turbine blade with a showerhead film cooling hole arrangement
US8052390B1 (en) 2007-10-19 2011-11-08 Florida Turbine Technologies, Inc. Turbine airfoil with showerhead cooling
US8105030B2 (en) * 2008-08-14 2012-01-31 United Technologies Corporation Cooled airfoils and gas turbine engine systems involving such airfoils
GB2466791B (en) * 2009-01-07 2011-05-18 Rolls Royce Plc An aerofoil
US8568085B2 (en) 2010-07-19 2013-10-29 Pratt & Whitney Canada Corp High pressure turbine vane cooling hole distrubution
US8944750B2 (en) 2011-12-22 2015-02-03 Pratt & Whitney Canada Corp. High pressure turbine vane cooling hole distribution
US8870536B2 (en) 2012-01-13 2014-10-28 General Electric Company Airfoil
US8870535B2 (en) 2012-01-13 2014-10-28 General Electric Company Airfoil
US9080451B2 (en) 2012-06-28 2015-07-14 General Electric Company Airfoil
US9121289B2 (en) 2012-09-28 2015-09-01 Pratt & Whitney Canada Corp. High pressure turbine blade cooling hole distribution
US9062556B2 (en) 2012-09-28 2015-06-23 Pratt & Whitney Canada Corp. High pressure turbine blade cooling hole distribution
US9376922B2 (en) * 2013-01-09 2016-06-28 General Electric Company Interior configuration for turbine rotor blade
EP2964932B1 (de) * 2013-03-04 2020-11-04 United Technologies Corporation Schaufel und zugehöriges gasturbinentriebwerk
EP2964891B1 (de) 2013-03-05 2019-06-12 Rolls-Royce North American Technologies, Inc. Komponentenanordnung eines gasturbinenmotors
US9874110B2 (en) 2013-03-07 2018-01-23 Rolls-Royce North American Technologies Inc. Cooled gas turbine engine component
US10329923B2 (en) 2014-03-10 2019-06-25 United Technologies Corporation Gas turbine engine airfoil leading edge cooling
US20160153282A1 (en) * 2014-07-11 2016-06-02 United Technologies Corporation Stress Reduction For Film Cooled Gas Turbine Engine Component
EP2998512A1 (de) * 2014-09-17 2016-03-23 United Technologies Corporation Filmgekühlte bauteile und zugehöriges betriebsverfahren
US9581029B2 (en) 2014-09-24 2017-02-28 Pratt & Whitney Canada Corp. High pressure turbine blade cooling hole distribution
US20160298464A1 (en) * 2015-04-13 2016-10-13 United Technologies Corporation Cooling hole patterned airfoil
CN105952496B (zh) * 2016-05-26 2018-06-26 沈阳航空航天大学 一种大倾斜孔和小垂直孔交错排布的涡轮叶片
US11286787B2 (en) * 2016-09-15 2022-03-29 Raytheon Technologies Corporation Gas turbine engine airfoil with showerhead cooling holes near leading edge
US20190249554A1 (en) * 2018-02-13 2019-08-15 General Electric Company Engine component with cooling hole
JP7224928B2 (ja) * 2019-01-17 2023-02-20 三菱重工業株式会社 タービン動翼及びガスタービン

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4257737A (en) * 1978-07-10 1981-03-24 United Technologies Corporation Cooled rotor blade
US4474532A (en) * 1981-12-28 1984-10-02 United Technologies Corporation Coolable airfoil for a rotary machine
US4770608A (en) * 1985-12-23 1988-09-13 United Technologies Corporation Film cooled vanes and turbines
US4753575A (en) * 1987-08-06 1988-06-28 United Technologies Corporation Airfoil with nested cooling channels
GB2227965B (en) * 1988-10-12 1993-02-10 Rolls Royce Plc Apparatus for drilling a shaped hole in a workpiece
GB2242941B (en) * 1990-04-11 1994-05-04 Rolls Royce Plc A cooled gas turbine engine aerofoil
US5281084A (en) * 1990-07-13 1994-01-25 General Electric Company Curved film cooling holes for gas turbine engine vanes
FR2689176B1 (fr) * 1992-03-25 1995-07-13 Snecma Aube refrigeree de turbo-machine.
US5271715A (en) * 1992-12-21 1993-12-21 United Technologies Corporation Cooled turbine blade

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1834709A1 (de) 2006-03-13 2007-09-19 Siemens Aktiengesellschaft Verfahren zur Reinigung von Kanälen in Werkstücken sowie Vorrichtung hierfür

Also Published As

Publication number Publication date
JP3509865B2 (ja) 2004-03-22
JPH09505865A (ja) 1997-06-10
EP0731873B1 (de) 1999-09-08
WO1995015430A1 (en) 1995-06-08
US5374162A (en) 1994-12-20
DE69420582D1 (de) 1999-10-14
EP0731873A1 (de) 1996-09-18

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Legal Events

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8364 No opposition during term of opposition