DE60306825T2 - Verfahren und Vorrichtung für die Kühlung von Gasturbinenleitschaufeln - Google Patents

Verfahren und Vorrichtung für die Kühlung von Gasturbinenleitschaufeln Download PDF

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Publication number
DE60306825T2
DE60306825T2 DE60306825T DE60306825T DE60306825T2 DE 60306825 T2 DE60306825 T2 DE 60306825T2 DE 60306825 T DE60306825 T DE 60306825T DE 60306825 T DE60306825 T DE 60306825T DE 60306825 T2 DE60306825 T2 DE 60306825T2
Authority
DE
Germany
Prior art keywords
airfoil
slot
pins
slots
turbulence generators
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
DE60306825T
Other languages
German (de)
English (en)
Other versions
DE60306825D1 (de
Inventor
Joel Liberty Township Barreto
Andrew Charles Madeira Powis
Judd Dodge Mason Tressler
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
Application granted granted Critical
Publication of DE60306825D1 publication Critical patent/DE60306825D1/de
Publication of DE60306825T2 publication Critical patent/DE60306825T2/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
    • F01D5/187—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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/20—Manufacture essentially without removing material
    • F05D2230/21—Manufacture essentially without removing material by casting
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/128—Nozzles
    • 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
    • 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)
DE60306825T 2002-02-28 2003-02-26 Verfahren und Vorrichtung für die Kühlung von Gasturbinenleitschaufeln Expired - Lifetime DE60306825T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/085,996 US6602047B1 (en) 2002-02-28 2002-02-28 Methods and apparatus for cooling gas turbine nozzles
US85996 2002-02-28

Publications (2)

Publication Number Publication Date
DE60306825D1 DE60306825D1 (de) 2006-08-31
DE60306825T2 true DE60306825T2 (de) 2007-02-22

Family

ID=27622825

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60306825T Expired - Lifetime DE60306825T2 (de) 2002-02-28 2003-02-26 Verfahren und Vorrichtung für die Kühlung von Gasturbinenleitschaufeln

Country Status (5)

Country Link
US (1) US6602047B1 (enExample)
EP (1) EP1340884B1 (enExample)
JP (1) JP4416417B2 (enExample)
CN (1) CN100357567C (enExample)
DE (1) DE60306825T2 (enExample)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6969230B2 (en) * 2002-12-17 2005-11-29 General Electric Company Venturi outlet turbine airfoil
US6824352B1 (en) * 2003-09-29 2004-11-30 Power Systems Mfg, Llc Vane enhanced trailing edge cooling design
US6984102B2 (en) * 2003-11-19 2006-01-10 General Electric Company Hot gas path component with mesh and turbulated cooling
US20060042932A1 (en) * 2004-08-25 2006-03-02 Rosenzweig Mark A Apparatus and method for electroplating a workpiece
US7775053B2 (en) * 2004-09-20 2010-08-17 United Technologies Corporation Heat transfer augmentation in a compact heat exchanger pedestal array
US7246999B2 (en) * 2004-10-06 2007-07-24 General Electric Company Stepped outlet turbine airfoil
US7156620B2 (en) * 2004-12-21 2007-01-02 Pratt & Whitney Canada Corp. Internally cooled gas turbine airfoil and method
US7156619B2 (en) * 2004-12-21 2007-01-02 Pratt & Whitney Canada Corp. Internally cooled gas turbine airfoil and method
US7575414B2 (en) 2005-04-01 2009-08-18 General Electric Company Turbine nozzle with trailing edge convection and film cooling
US7377743B2 (en) * 2005-12-19 2008-05-27 General Electric Company Countercooled turbine nozzle
JP4957131B2 (ja) * 2006-09-06 2012-06-20 株式会社Ｉｈｉ 冷却構造
ATE447662T1 (de) * 2007-01-18 2009-11-15 Siemens Ag Leitschaufel für eine gasturbine
US20090067978A1 (en) * 2007-05-24 2009-03-12 Suljak Jr George T Variable area turbine vane arrangement
US7934906B2 (en) * 2007-11-14 2011-05-03 Siemens Energy, Inc. Turbine blade tip cooling system
EP2265800B1 (de) * 2008-03-31 2017-11-01 Ansaldo Energia IP UK Limited Kühlkanalanordnung innerhalb eines hohlgegossenen gussteils
FR2933884B1 (fr) * 2008-07-16 2012-07-27 Snecma Procede de fabrication d'une piece d'aubage.
CH700321A1 (de) 2009-01-30 2010-07-30 Alstom Technology Ltd Gekühlte schaufel für eine gasturbine.
US8167560B2 (en) 2009-03-03 2012-05-01 Siemens Energy, Inc. Turbine airfoil with an internal cooling system having enhanced vortex forming turbulators
US8348613B2 (en) * 2009-03-30 2013-01-08 United Technologies Corporation Airflow influencing airfoil feature array
EP2378073A1 (en) * 2010-04-14 2011-10-19 Siemens Aktiengesellschaft Blade or vane for a turbomachine
EP2397653A1 (en) 2010-06-17 2011-12-21 Siemens Aktiengesellschaft Platform segment for supporting a nozzle guide vane for a gas turbine and method of cooling thereof
DE102010036316B4 (de) * 2010-07-09 2015-06-11 Saint-Gobain Diamantwerkzeuge Gmbh Düse für Kühlschmiermittel
US8882461B2 (en) 2011-09-12 2014-11-11 Honeywell International Inc. Gas turbine engines with improved trailing edge cooling arrangements
US8790084B2 (en) 2011-10-31 2014-07-29 General Electric Company Airfoil and method of fabricating the same
ITMI20120010A1 (it) * 2012-01-05 2013-07-06 Gen Electric Profilo aerodinamico di turbina a fessura
EP2682565B8 (en) 2012-07-02 2016-09-21 General Electric Technology GmbH Cooled blade for a gas turbine
US9759072B2 (en) 2012-08-30 2017-09-12 United Technologies Corporation Gas turbine engine airfoil cooling circuit arrangement
US9458725B2 (en) 2013-10-04 2016-10-04 General Electric Company Method and system for providing cooling for turbine components
US20150322797A1 (en) * 2014-05-09 2015-11-12 United Technologies Corporation Blade element cross-ties
WO2016148693A1 (en) * 2015-03-17 2016-09-22 Siemens Energy, Inc. Internal cooling system with converging-diverging exit slots in trailing edge cooling channel for an airfoil in a turbine engine
US9957900B2 (en) * 2015-05-11 2018-05-01 General Electric Company System and method for flow control in turbine
GB201514793D0 (en) * 2015-08-20 2015-10-07 Rolls Royce Plc Cooling of turbine blades and method for turbine blade manufacture
US20170107827A1 (en) * 2015-10-15 2017-04-20 General Electric Company Turbine blade
US10443398B2 (en) 2015-10-15 2019-10-15 General Electric Company Turbine blade
EP3353384B1 (en) * 2015-10-30 2019-12-11 Siemens Aktiengesellschaft Turbine airfoil with trailing edge cooling featuring axial partition walls
EP3417153B1 (en) * 2016-03-22 2024-12-04 Siemens Energy Global GmbH & Co. KG Turbine blade having an airfoil with trailing edge framing features
US10156146B2 (en) * 2016-04-25 2018-12-18 General Electric Company Airfoil with variable slot decoupling
RU2627490C1 (ru) * 2016-11-15 2017-08-08 Ильдар Хайдарович Бадамшин Способ повышения ресурса газотурбинного двигателя по числу запусков
US10612390B2 (en) * 2017-01-26 2020-04-07 United Technologies Corporation Trailing edge pressure and flow regulator
CN110809665B (zh) * 2017-06-30 2022-04-26 西门子能源全球两合公司 具有后缘特征部的涡轮翼型件和铸芯
US10830072B2 (en) * 2017-07-24 2020-11-10 General Electric Company Turbomachine airfoil
EP3492702A1 (en) * 2017-11-29 2019-06-05 Siemens Aktiengesellschaft Internally-cooled turbomachine component
US10787932B2 (en) * 2018-07-13 2020-09-29 Honeywell International Inc. Turbine blade with dust tolerant cooling system
US11352902B2 (en) * 2020-08-27 2022-06-07 Aytheon Technologies Corporation Cooling arrangement including alternating pedestals for gas turbine engine components
KR102488973B1 (ko) * 2021-01-11 2023-01-13 두산에너빌리티 주식회사 터빈용 에어포일 및 이를 포함하는 터빈

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476207A1 (fr) * 1980-02-19 1981-08-21 Snecma Perfectionnement aux aubes de turbines refroidies
US4514144A (en) * 1983-06-20 1985-04-30 General Electric Company Angled turbulence promoter
US4515523A (en) * 1983-10-28 1985-05-07 Westinghouse Electric Corp. Cooling arrangement for airfoil stator vane trailing edge
JPS6285102A (ja) * 1985-10-11 1987-04-18 Hitachi Ltd ガスタ−ビン冷却翼
US4726104A (en) 1986-11-20 1988-02-23 United Technologies Corporation Methods for weld repairing hollow, air cooled turbine blades and vanes
GB2242941B (en) * 1990-04-11 1994-05-04 Rolls Royce Plc A cooled gas turbine engine aerofoil
FR2678318B1 (fr) 1991-06-25 1993-09-10 Snecma Aube refroidie de distributeur de turbine.
FR2689176B1 (fr) 1992-03-25 1995-07-13 Snecma Aube refrigeree de turbo-machine.
US5503529A (en) 1994-12-08 1996-04-02 General Electric Company Turbine blade having angled ejection slot
US5503527A (en) 1994-12-19 1996-04-02 General Electric Company Turbine blade having tip slot
FR2743391B1 (fr) 1996-01-04 1998-02-06 Snecma Aube refrigeree de distributeur de turbine
US5772397A (en) * 1996-05-08 1998-06-30 Alliedsignal Inc. Gas turbine airfoil with aft internal cooling
US6241466B1 (en) * 1999-06-01 2001-06-05 General Electric Company Turbine airfoil breakout cooling
US6174135B1 (en) 1999-06-30 2001-01-16 General Electric Company Turbine blade trailing edge cooling openings and slots
US6270317B1 (en) * 1999-12-18 2001-08-07 General Electric Company Turbine nozzle with sloped film cooling
DE19963349A1 (de) * 1999-12-27 2001-06-28 Abb Alstom Power Ch Ag Schaufel für Gasturbinen mit Drosselquerschnitt an Hinterkante
US6428273B1 (en) * 2001-01-05 2002-08-06 General Electric Company Truncated rib turbine nozzle

Also Published As

Publication number Publication date
EP1340884B1 (en) 2006-07-19
CN1441148A (zh) 2003-09-10
JP2003278503A (ja) 2003-10-02
CN100357567C (zh) 2007-12-26
EP1340884A2 (en) 2003-09-03
US6602047B1 (en) 2003-08-05
EP1340884A3 (en) 2004-06-09
DE60306825D1 (de) 2006-08-31
JP4416417B2 (ja) 2010-02-17

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