JP4138363B2 - ガスタービンエンジン、その翼形部およびその製造方法 - Google Patents

ガスタービンエンジン、その翼形部およびその製造方法 Download PDF

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Publication number
JP4138363B2
JP4138363B2 JP2002125433A JP2002125433A JP4138363B2 JP 4138363 B2 JP4138363 B2 JP 4138363B2 JP 2002125433 A JP2002125433 A JP 2002125433A JP 2002125433 A JP2002125433 A JP 2002125433A JP 4138363 B2 JP4138363 B2 JP 4138363B2
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JP
Japan
Prior art keywords
airfoil
trailing edge
side wall
tip region
tip
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 - Fee Related
Application number
JP2002125433A
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English (en)
Japanese (ja)
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JP2003027962A (ja
JP2003027962A5 (enExample
Inventor
ジェラルド・アンソニー・リンク
ジョナサン・フィリップ・クラーク
ブライアン・アラン・ノートン
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.)
General Electric Co
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General Electric Co
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
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Publication of JP2003027962A5 publication Critical patent/JP2003027962A5/ja
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Publication of JP4138363B2 publication Critical patent/JP4138363B2/ja
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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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49336—Blade making
    • Y10T29/49339—Hollow blade
    • Y10T29/49341—Hollow blade with cooling passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2002125433A 2001-04-27 2002-04-26 ガスタービンエンジン、その翼形部およびその製造方法 Expired - Fee Related JP4138363B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/844206 2001-04-27
US09/844,206 US6561758B2 (en) 2001-04-27 2001-04-27 Methods and systems for cooling gas turbine engine airfoils

Publications (3)

Publication Number Publication Date
JP2003027962A JP2003027962A (ja) 2003-01-29
JP2003027962A5 JP2003027962A5 (enExample) 2005-08-11
JP4138363B2 true JP4138363B2 (ja) 2008-08-27

Family

ID=25292111

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002125433A Expired - Fee Related JP4138363B2 (ja) 2001-04-27 2002-04-26 ガスタービンエンジン、その翼形部およびその製造方法

Country Status (4)

Country Link
US (1) US6561758B2 (enExample)
EP (1) EP1253292B1 (enExample)
JP (1) JP4138363B2 (enExample)
DE (1) DE60220967T2 (enExample)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7424021B2 (en) * 2003-01-31 2008-09-09 Hewlett-Packard Development Company, L.P. Method and apparatus for processing network topology data
US6902372B2 (en) * 2003-09-04 2005-06-07 Siemens Westinghouse Power Corporation Cooling system for a turbine blade
US7137780B2 (en) * 2004-06-17 2006-11-21 Siemens Power Generation, Inc. Internal cooling system for a turbine blade
EP1655451B1 (en) * 2004-11-09 2010-06-30 Rolls-Royce Plc A cooling arrangement
US7300250B2 (en) * 2005-09-28 2007-11-27 Pratt & Whitney Canada Corp. Cooled airfoil trailing edge tip exit
US7431562B2 (en) * 2005-12-21 2008-10-07 General Electric Company Method and apparatus for cooling gas turbine rotor blades
US7513738B2 (en) * 2006-02-15 2009-04-07 General Electric Company Methods and apparatus for cooling gas turbine rotor blades
US7431561B2 (en) * 2006-02-16 2008-10-07 General Electric Company Method and apparatus for cooling gas turbine rotor blades
FR2898384B1 (fr) * 2006-03-08 2011-09-16 Snecma Aube mobile de turbomachine a cavite commune d'alimentation en air de refroidissement
US20080085193A1 (en) * 2006-10-05 2008-04-10 Siemens Power Generation, Inc. Turbine airfoil cooling system with enhanced tip corner cooling channel
US7704046B1 (en) 2007-05-24 2010-04-27 Florida Turbine Technologies, Inc. Turbine blade with serpentine cooling circuit
US8172506B2 (en) * 2008-11-26 2012-05-08 General Electric Company Method and system for cooling engine components
US9890647B2 (en) * 2009-12-29 2018-02-13 Rolls-Royce North American Technologies Inc. Composite gas turbine engine component
US9279330B2 (en) 2012-02-15 2016-03-08 United Technologies Corporation Gas turbine engine component with converging/diverging cooling passage
US8733111B2 (en) 2012-02-15 2014-05-27 United Technologies Corporation Cooling hole with asymmetric diffuser
US8683813B2 (en) 2012-02-15 2014-04-01 United Technologies Corporation Multi-lobed cooling hole and method of manufacture
US9482100B2 (en) 2012-02-15 2016-11-01 United Technologies Corporation Multi-lobed cooling hole
US9273560B2 (en) 2012-02-15 2016-03-01 United Technologies Corporation Gas turbine engine component with multi-lobed cooling hole
US9024226B2 (en) 2012-02-15 2015-05-05 United Technologies Corporation EDM method for multi-lobed cooling hole
US8572983B2 (en) 2012-02-15 2013-11-05 United Technologies Corporation Gas turbine engine component with impingement and diffusive cooling
US8850828B2 (en) 2012-02-15 2014-10-07 United Technologies Corporation Cooling hole with curved metering section
US8707713B2 (en) 2012-02-15 2014-04-29 United Technologies Corporation Cooling hole with crenellation features
US8763402B2 (en) 2012-02-15 2014-07-01 United Technologies Corporation Multi-lobed cooling hole and method of manufacture
US8584470B2 (en) 2012-02-15 2013-11-19 United Technologies Corporation Tri-lobed cooling hole and method of manufacture
US8689568B2 (en) 2012-02-15 2014-04-08 United Technologies Corporation Cooling hole with thermo-mechanical fatigue resistance
US9416665B2 (en) 2012-02-15 2016-08-16 United Technologies Corporation Cooling hole with enhanced flow attachment
US9598979B2 (en) 2012-02-15 2017-03-21 United Technologies Corporation Manufacturing methods for multi-lobed cooling holes
US10422230B2 (en) 2012-02-15 2019-09-24 United Technologies Corporation Cooling hole with curved metering section
US8522558B1 (en) 2012-02-15 2013-09-03 United Technologies Corporation Multi-lobed cooling hole array
US9422815B2 (en) 2012-02-15 2016-08-23 United Technologies Corporation Gas turbine engine component with compound cusp cooling configuration
US8683814B2 (en) 2012-02-15 2014-04-01 United Technologies Corporation Gas turbine engine component with impingement and lobed cooling hole
US9416971B2 (en) 2012-02-15 2016-08-16 United Technologies Corporation Multiple diffusing cooling hole
US9284844B2 (en) 2012-02-15 2016-03-15 United Technologies Corporation Gas turbine engine component with cusped cooling hole
US9410435B2 (en) 2012-02-15 2016-08-09 United Technologies Corporation Gas turbine engine component with diffusive cooling hole
US9810072B2 (en) 2014-05-28 2017-11-07 General Electric Company Rotor blade cooling
US10605092B2 (en) 2016-07-11 2020-03-31 United Technologies Corporation Cooling hole with shaped meter
DE102019201085A1 (de) * 2019-01-29 2020-07-30 Siemens Aktiengesellschaft Herstellungsverfahren für ein Bauteil mit integrierten Kanälen
TWI720442B (zh) * 2019-03-20 2021-03-01 財團法人金屬工業研究發展中心 封閉式輪葉之電化學加工裝置
EP4136324B1 (en) * 2020-05-20 2024-05-15 Siemens Energy Global GmbH & Co. KG Turbine blade

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5360957A (en) * 1992-06-11 1994-11-01 General Electric Company Controlled apparatus for electrical discharge machining
US5660524A (en) 1992-07-13 1997-08-26 General Electric Company Airfoil blade having a serpentine cooling circuit and impingement cooling
US5599166A (en) * 1994-11-01 1997-02-04 United Technologies Corporation Core for fabrication of gas turbine engine airfoils
JP3411775B2 (ja) * 1997-03-10 2003-06-03 三菱重工業株式会社 ガスタービン動翼
JPH10280904A (ja) * 1997-04-01 1998-10-20 Mitsubishi Heavy Ind Ltd ガスタービン冷却動翼
US5813118A (en) 1997-06-23 1998-09-29 General Electric Company Method for repairing an air cooled turbine engine airfoil
US6220817B1 (en) 1997-11-17 2001-04-24 General Electric Company AFT flowing multi-tier airfoil cooling circuit
US5975851A (en) * 1997-12-17 1999-11-02 United Technologies Corporation Turbine blade with trailing edge root section cooling
US6183811B1 (en) 1998-12-15 2001-02-06 General Electric Company Method of repairing turbine airfoils
US6206638B1 (en) 1999-02-12 2001-03-27 General Electric Company Low cost airfoil cooling circuit with sidewall impingement cooling chambers
US6234753B1 (en) 1999-05-24 2001-05-22 General Electric Company Turbine airfoil with internal cooling
US6174135B1 (en) 1999-06-30 2001-01-16 General Electric Company Turbine blade trailing edge cooling openings and slots

Also Published As

Publication number Publication date
EP1253292A2 (en) 2002-10-30
EP1253292B1 (en) 2007-07-04
US20020159888A1 (en) 2002-10-31
DE60220967D1 (de) 2007-08-16
EP1253292A3 (en) 2004-09-22
US6561758B2 (en) 2003-05-13
JP2003027962A (ja) 2003-01-29
DE60220967T2 (de) 2008-04-03

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