JP2005121025A - タービンバケットの翼形部用の内部コア輪郭 - Google Patents

タービンバケットの翼形部用の内部コア輪郭 Download PDF

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Publication number
JP2005121025A
JP2005121025A JP2004300865A JP2004300865A JP2005121025A JP 2005121025 A JP2005121025 A JP 2005121025A JP 2004300865 A JP2004300865 A JP 2004300865A JP 2004300865 A JP2004300865 A JP 2004300865A JP 2005121025 A JP2005121025 A JP 2005121025A
Authority
JP
Japan
Prior art keywords
airfoil
bucket
inner core
turbine bucket
distance
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Withdrawn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
JP2004300865A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005121025A5 (enExample
Inventor
Xiuzhang James Zhang
シウチャン・ジェームズ・チャン
Anthony Aaron Chiurato
アンソニー・アーロン・チウラート
Rachel Kyano Black
レイチェル・キャノ・ブラック
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
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of JP2005121025A publication Critical patent/JP2005121025A/ja
Publication of JP2005121025A5 publication Critical patent/JP2005121025A5/ja
Withdrawn legal-status Critical Current

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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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/02—Formulas of curves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2004300865A 2003-10-15 2004-10-15 タービンバケットの翼形部用の内部コア輪郭 Withdrawn JP2005121025A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/684,402 US6893210B2 (en) 2003-10-15 2003-10-15 Internal core profile for the airfoil of a turbine bucket

Publications (2)

Publication Number Publication Date
JP2005121025A true JP2005121025A (ja) 2005-05-12
JP2005121025A5 JP2005121025A5 (enExample) 2007-11-29

Family

ID=34377604

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004300865A Withdrawn JP2005121025A (ja) 2003-10-15 2004-10-15 タービンバケットの翼形部用の内部コア輪郭

Country Status (4)

Country Link
US (1) US6893210B2 (enExample)
EP (1) EP1524408A3 (enExample)
JP (1) JP2005121025A (enExample)
CN (1) CN100419217C (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009299680A (ja) * 2008-06-13 2009-12-24 General Electric Co <Ge> タービンノズル用の翼形部コア形状

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6994520B2 (en) * 2004-05-26 2006-02-07 General Electric Company Internal core profile for a turbine nozzle airfoil
US7632074B2 (en) * 2006-11-28 2009-12-15 Pratt & Whitney Canada Corp. HP turbine blade airfoil profile
US20080152957A1 (en) * 2006-12-21 2008-06-26 Gm Global Technology Operations, Inc. Non-functional fuel cell for fuel cell stack
US7976280B2 (en) * 2007-11-28 2011-07-12 General Electric Company Turbine bucket shroud internal core profile
US8007245B2 (en) * 2007-11-29 2011-08-30 General Electric Company Shank shape for a turbine blade and turbine incorporating the same
US8038405B2 (en) * 2008-07-08 2011-10-18 General Electric Company Spring seal for turbine dovetail
US8210821B2 (en) * 2008-07-08 2012-07-03 General Electric Company Labyrinth seal for turbine dovetail
US8568085B2 (en) * 2010-07-19 2013-10-29 Pratt & Whitney Canada Corp High pressure turbine vane cooling hole distrubution
US9057276B2 (en) * 2013-02-06 2015-06-16 Siemens Aktiengesellschaft Twisted gas turbine engine airfoil having a twisted rib
WO2015020711A2 (en) 2013-05-21 2015-02-12 Siemens Energy, Inc. Gas turbine blade configuration
US9759070B2 (en) 2013-08-28 2017-09-12 General Electric Company Turbine bucket tip shroud
US10138735B2 (en) 2015-11-04 2018-11-27 General Electric Company Turbine airfoil internal core profile
US10196903B2 (en) 2016-01-15 2019-02-05 General Electric Company Rotor blade cooling circuit
US10808538B2 (en) * 2018-10-31 2020-10-20 General Electric Company Airfoil shape for turbine rotor blades
US12366169B1 (en) * 2024-12-09 2025-07-22 Ge Vernova Infrastructure Technology Llc Turbine blade inner rib profile

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243759A (en) * 1991-10-07 1993-09-14 United Technologies Corporation Method of casting to control the cooling air flow rate of the airfoil trailing edge
US5299915A (en) * 1992-07-15 1994-04-05 General Electric Corporation Bucket for the last stage of a steam turbine
DE69404168T2 (de) * 1993-11-24 1998-02-19 United Technologies Corp Gekühlte turbinenschaufel
US5688104A (en) * 1993-11-24 1997-11-18 United Technologies Corporation Airfoil having expanded wall portions to accommodate film cooling holes
US5431537A (en) * 1994-04-19 1995-07-11 United Technologies Corporation Cooled gas turbine blade
US5640767A (en) * 1995-01-03 1997-06-24 Gen Electric Method for making a double-wall airfoil
US5820774A (en) * 1996-10-28 1998-10-13 United Technologies Corporation Ceramic core for casting a turbine blade
US5980209A (en) * 1997-06-27 1999-11-09 General Electric Co. Turbine blade with enhanced cooling and profile optimization
US6206638B1 (en) * 1999-02-12 2001-03-27 General Electric Company Low cost airfoil cooling circuit with sidewall impingement cooling chambers
US6450770B1 (en) * 2001-06-28 2002-09-17 General Electric Company Second-stage turbine bucket airfoil
US6461109B1 (en) * 2001-07-13 2002-10-08 General Electric Company Third-stage turbine nozzle airfoil
US6637500B2 (en) * 2001-10-24 2003-10-28 United Technologies Corporation Cores for use in precision investment casting
US6779977B2 (en) * 2002-12-17 2004-08-24 General Electric Company Airfoil shape for a turbine bucket
US6722851B1 (en) * 2003-03-12 2004-04-20 General Electric Company Internal core profile for a turbine bucket
US6779980B1 (en) * 2003-03-13 2004-08-24 General Electric Company Airfoil shape for a turbine bucket
US6761535B1 (en) * 2003-04-28 2004-07-13 General Electric Company Internal core profile for a turbine bucket
US6854961B2 (en) * 2003-05-29 2005-02-15 General Electric Company Airfoil shape for a turbine bucket

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009299680A (ja) * 2008-06-13 2009-12-24 General Electric Co <Ge> タービンノズル用の翼形部コア形状

Also Published As

Publication number Publication date
CN1607318A (zh) 2005-04-20
EP1524408A3 (en) 2012-05-23
CN100419217C (zh) 2008-09-17
US6893210B2 (en) 2005-05-17
EP1524408A2 (en) 2005-04-20
US20050084372A1 (en) 2005-04-21

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