CN1329632C - 用于冷却燃气轮机喷嘴的方法和装置 - Google Patents

用于冷却燃气轮机喷嘴的方法和装置 Download PDF

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Publication number
CN1329632C
CN1329632C CNB031001521A CN03100152A CN1329632C CN 1329632 C CN1329632 C CN 1329632C CN B031001521 A CNB031001521 A CN B031001521A CN 03100152 A CN03100152 A CN 03100152A CN 1329632 C CN1329632 C CN 1329632C
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CN
China
Prior art keywords
groove
aerofoil
radial height
organ timbering
grooves
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
CNB031001521A
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English (en)
Chinese (zh)
Other versions
CN1429968A (zh
Inventor
R·F·曼宁
R·B·吕德贝克
C·罗奇
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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 CN1429968A publication Critical patent/CN1429968A/zh
Application granted granted Critical
Publication of CN1329632C publication Critical patent/CN1329632C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • 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
    • 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)
CNB031001521A 2002-01-04 2003-01-03 用于冷却燃气轮机喷嘴的方法和装置 Expired - Lifetime CN1329632C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/039719 2002-01-04
US10/039,719 US6599092B1 (en) 2002-01-04 2002-01-04 Methods and apparatus for cooling gas turbine nozzles

Publications (2)

Publication Number Publication Date
CN1429968A CN1429968A (zh) 2003-07-16
CN1329632C true CN1329632C (zh) 2007-08-01

Family

ID=21907013

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB031001521A Expired - Lifetime CN1329632C (zh) 2002-01-04 2003-01-03 用于冷却燃气轮机喷嘴的方法和装置

Country Status (4)

Country Link
US (1) US6599092B1 (https=)
EP (1) EP1326006A3 (https=)
JP (1) JP4482273B2 (https=)
CN (1) CN1329632C (https=)

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* Cited by examiner, † Cited by third party
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US7175386B2 (en) * 2003-12-17 2007-02-13 United Technologies Corporation Airfoil with shaped trailing edge pedestals
US7246999B2 (en) * 2004-10-06 2007-07-24 General Electric Company Stepped outlet turbine airfoil
EP2121525B1 (en) 2006-11-14 2015-11-11 Atlantium Technologies Ltd. Method and apparatus for liquid disinfection using light transparent conduit
US20090285727A1 (en) * 2006-11-14 2009-11-19 Uri Levy Illumination unit for liquid disinfection systems
US8070441B1 (en) 2007-07-20 2011-12-06 Florida Turbine Technologies, Inc. Turbine airfoil with trailing edge cooling channels
FR2926322B1 (fr) * 2008-01-10 2012-08-03 Snecma Aube bi-pale avec lames.
CH700321A1 (de) * 2009-01-30 2010-07-30 Alstom Technology Ltd Gekühlte schaufel für eine gasturbine.
US8167559B2 (en) * 2009-03-03 2012-05-01 Siemens Energy, Inc. Turbine vane for a gas turbine engine having serpentine cooling channels within the outer wall
US8353669B2 (en) * 2009-08-18 2013-01-15 United Technologies Corporation Turbine vane platform leading edge cooling holes
US8632297B2 (en) * 2010-09-29 2014-01-21 General Electric Company Turbine airfoil and method for cooling a turbine airfoil
US8807945B2 (en) * 2011-06-22 2014-08-19 United Technologies Corporation Cooling system for turbine airfoil including ice-cream-cone-shaped pedestals
US8882461B2 (en) * 2011-09-12 2014-11-11 Honeywell International Inc. Gas turbine engines with improved trailing edge cooling arrangements
US20130302176A1 (en) * 2012-05-08 2013-11-14 Robert Frederick Bergholz, JR. Turbine airfoil trailing edge cooling slot
BR112014028875A2 (pt) * 2012-05-31 2017-08-08 Gen Electric circuito de resfriamento de aerofólio e aerofólio
JP6041299B2 (ja) * 2012-11-15 2016-12-07 三菱日立パワーシステムズ株式会社 ガスタービン燃焼器及び該燃焼器を備えたガスタービン
WO2015162795A1 (ja) 2014-04-25 2015-10-29 三菱日立パワーシステムズ株式会社 ガスタービン燃焼器及び該燃焼器を備えたガスタービン
US10502066B2 (en) * 2015-05-08 2019-12-10 United Technologies Corporation Turbine engine component including an axially aligned skin core passage interrupted by a pedestal
US10344598B2 (en) 2015-12-03 2019-07-09 General Electric Company Trailing edge cooling for a turbine blade
US10563520B2 (en) 2017-03-31 2020-02-18 Honeywell International Inc. Turbine component with shaped cooling pins
US10830072B2 (en) * 2017-07-24 2020-11-10 General Electric Company Turbomachine airfoil
US11352902B2 (en) * 2020-08-27 2022-06-07 Aytheon Technologies Corporation Cooling arrangement including alternating pedestals for gas turbine engine components
US12158083B2 (en) * 2021-11-18 2024-12-03 Rtx Corporation Airfoil with axial cooling slot having diverging ramp

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4601638A (en) * 1984-12-21 1986-07-22 United Technologies Corporation Airfoil trailing edge cooling arrangement
US5337805A (en) * 1992-11-24 1994-08-16 United Technologies Corporation Airfoil core trailing edge region
US5403159A (en) * 1992-11-30 1995-04-04 United Technoligies Corporation Coolable airfoil structure
WO1995014848A1 (en) * 1993-11-24 1995-06-01 United Technologies Corporation Cooled turbine airfoil
US5462405A (en) * 1992-11-24 1995-10-31 United Technologies Corporation Coolable airfoil structure
EP0924383A2 (en) * 1997-12-17 1999-06-23 United Technologies Corporation Turbine blade with trailing edge root section cooling
US6132169A (en) * 1998-12-18 2000-10-17 General Electric Company Turbine airfoil and methods for airfoil cooling
US6234754B1 (en) * 1999-08-09 2001-05-22 United Technologies Corporation Coolable airfoil structure

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4515523A (en) * 1983-10-28 1985-05-07 Westinghouse Electric Corp. Cooling arrangement for airfoil stator vane trailing edge
US4726104A (en) 1986-11-20 1988-02-23 United Technologies Corporation Methods for weld repairing hollow, air cooled turbine blades and vanes
US5405242A (en) * 1990-07-09 1995-04-11 United Technologies Corporation Cooled vane
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.
US5288207A (en) * 1992-11-24 1994-02-22 United Technologies Corporation Internally cooled turbine airfoil
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
US5827043A (en) * 1997-06-27 1998-10-27 United Technologies Corporation Coolable airfoil
US6174135B1 (en) 1999-06-30 2001-01-16 General Electric Company Turbine blade trailing edge cooling openings and slots
US6402470B1 (en) * 1999-10-05 2002-06-11 United Technologies Corporation Method and apparatus for cooling a wall within a gas turbine engine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4601638A (en) * 1984-12-21 1986-07-22 United Technologies Corporation Airfoil trailing edge cooling arrangement
US5337805A (en) * 1992-11-24 1994-08-16 United Technologies Corporation Airfoil core trailing edge region
US5462405A (en) * 1992-11-24 1995-10-31 United Technologies Corporation Coolable airfoil structure
US5403159A (en) * 1992-11-30 1995-04-04 United Technoligies Corporation Coolable airfoil structure
WO1995014848A1 (en) * 1993-11-24 1995-06-01 United Technologies Corporation Cooled turbine airfoil
EP0924383A2 (en) * 1997-12-17 1999-06-23 United Technologies Corporation Turbine blade with trailing edge root section cooling
US6132169A (en) * 1998-12-18 2000-10-17 General Electric Company Turbine airfoil and methods for airfoil cooling
US6234754B1 (en) * 1999-08-09 2001-05-22 United Technologies Corporation Coolable airfoil structure

Also Published As

Publication number Publication date
US20030129054A1 (en) 2003-07-10
JP2003227411A (ja) 2003-08-15
US6599092B1 (en) 2003-07-29
CN1429968A (zh) 2003-07-16
EP1326006A2 (en) 2003-07-09
EP1326006A3 (en) 2004-06-30
JP4482273B2 (ja) 2010-06-16

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Granted publication date: 20070801

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