EP1215364A3 - Vorrichtung zur Kühlung eines Deckbandes einer Gasturbinenschaufel - Google Patents

Vorrichtung zur Kühlung eines Deckbandes einer Gasturbinenschaufel Download PDF

Info

Publication number
EP1215364A3
EP1215364A3 EP01128572A EP01128572A EP1215364A3 EP 1215364 A3 EP1215364 A3 EP 1215364A3 EP 01128572 A EP01128572 A EP 01128572A EP 01128572 A EP01128572 A EP 01128572A EP 1215364 A3 EP1215364 A3 EP 1215364A3
Authority
EP
European Patent Office
Prior art keywords
cooling
gas turbine
open
blade shroud
cover plate
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.)
Granted
Application number
EP01128572A
Other languages
English (en)
French (fr)
Other versions
EP1215364A2 (de
EP1215364B1 (de
Inventor
Alexander Dr. Beeck
Reinhard Fried
Markus Oehl
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 Technology GmbH
Original Assignee
Alstom Schweiz AG
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 Alstom Schweiz AG filed Critical Alstom Schweiz AG
Publication of EP1215364A2 publication Critical patent/EP1215364A2/de
Publication of EP1215364A3 publication Critical patent/EP1215364A3/de
Application granted granted Critical
Publication of EP1215364B1 publication Critical patent/EP1215364B1/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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—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
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • 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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms
    • 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
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/19—Two-dimensional machined; miscellaneous
    • F05D2250/191—Two-dimensional machined; miscellaneous perforated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Beschrieben wird eine Kühlvorrichtung für ein Deckband (1) einer Gasturbinenschaufel, mit einem in dem Deckband (1) vorgesehenen Kühlkanalsystem, das radial zur Gasturbinenschaufel einseitig offene Kühlkanäle (4) aufweist und mit einer Deckplatte (2) abgeschlossen ist.
Die Erfindung zeichnet sich dadurch aus, dass zwischen Deckplatte (2) und den einseitig offenen Kühlkanälen (4) eine Prall-Kühlplatte (5) derart vorgesehen ist, dass die Prall-Kühlplatte (5) auf den einseitig offenen Kühlkanälen (4) aufliegt, kraftschlüssig gegen diese gepresst ist und mit der Deckplatte (2) einen Zwischenraum einschließt.
EP01128572A 2000-12-16 2001-11-30 Vorrichtung zur Kühlung eines Deckbandes einer Gasturbinenschaufel Expired - Lifetime EP1215364B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10062907 2000-12-16
DE10062907 2000-12-16

Publications (3)

Publication Number Publication Date
EP1215364A2 EP1215364A2 (de) 2002-06-19
EP1215364A3 true EP1215364A3 (de) 2004-01-02
EP1215364B1 EP1215364B1 (de) 2005-08-03

Family

ID=7667527

Family Applications (2)

Application Number Title Priority Date Filing Date
EP01128573A Expired - Lifetime EP1215363B1 (de) 2000-12-16 2001-11-30 Gekühlte Gasturbinenschaufel
EP01128572A Expired - Lifetime EP1215364B1 (de) 2000-12-16 2001-11-30 Vorrichtung zur Kühlung eines Deckbandes einer Gasturbinenschaufel

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP01128573A Expired - Lifetime EP1215363B1 (de) 2000-12-16 2001-11-30 Gekühlte Gasturbinenschaufel

Country Status (4)

Country Link
US (2) US6589011B2 (de)
EP (2) EP1215363B1 (de)
JP (1) JP2002201907A (de)
DE (4) DE10131073A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003096272A1 (en) 2002-05-09 2003-11-20 Sony Corporation Method of detecting biological pattern, biological pattern detector, method of biological certificate and biological certificate apparatus
WO2006029983A1 (de) 2004-09-16 2006-03-23 Alstom Technology Ltd Strömungsmaschinenschaufel mit fluidisch gekühltem deckband
US20070048122A1 (en) * 2005-08-30 2007-03-01 United Technologies Corporation Debris-filtering technique for gas turbine engine component air cooling system
US20110110772A1 (en) * 2009-11-11 2011-05-12 Arrell Douglas J Turbine Engine Components with Near Surface Cooling Channels and Methods of Making the Same
US9133724B2 (en) * 2012-01-09 2015-09-15 General Electric Company Turbomachine component including a cover plate
US9567857B2 (en) 2013-03-08 2017-02-14 Rolls-Royce North American Technologies, Inc. Turbine split ring retention and anti-rotation method
US10590785B2 (en) * 2014-09-09 2020-03-17 United Technologies Corporation Beveled coverplate
DE102017208680A1 (de) 2017-05-23 2018-11-29 Siemens Aktiengesellschaft Verfahren zum Befestigen eines Kühlbleches an einer Turbinenschaufel
US10370300B2 (en) * 2017-10-31 2019-08-06 General Electric Company Additively manufactured turbine shroud segment
US11156102B2 (en) * 2018-03-19 2021-10-26 General Electric Company Blade having a tip cooling cavity and method of making same
CN114405715B (zh) * 2021-12-28 2023-08-18 东方电气集团东方汽轮机有限公司 一种燃气轮机空心叶片喷涂用装夹工装

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4712979A (en) * 1985-11-13 1987-12-15 The United States Of America As Represented By The Secretary Of The Air Force Self-retained platform cooling plate for turbine vane
US5743708A (en) * 1994-08-23 1998-04-28 General Electric Co. Turbine stator vane segments having combined air and steam cooling circuits

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL88170C (de) * 1952-10-31 1900-01-01
US3756020A (en) * 1972-06-26 1973-09-04 Curtiss Wright Corp Gas turbine engine and cooling system therefor
US3781129A (en) * 1972-09-15 1973-12-25 Gen Motors Corp Cooled airfoil
US4162136A (en) * 1974-04-05 1979-07-24 Rolls-Royce Limited Cooled blade for a gas turbine engine
US4017209A (en) * 1975-12-15 1977-04-12 United Technologies Corporation Turbine rotor construction
US4086757A (en) * 1976-10-06 1978-05-02 Caterpillar Tractor Co. Gas turbine cooling system
US4752184A (en) * 1986-05-12 1988-06-21 The United States Of America As Represented By The Secretary Of The Air Force Self-locking outer air seal with full backside cooling
US5350277A (en) * 1992-11-20 1994-09-27 General Electric Company Closed-circuit steam-cooled bucket with integrally cooled shroud for gas turbines and methods of steam-cooling the buckets and shrouds
JP3188105B2 (ja) 1994-07-11 2001-07-16 三菱重工業株式会社 ガスタービンの動翼
DE19643716A1 (de) * 1996-10-23 1998-04-30 Asea Brown Boveri Schaufelträger für einen Verdichter
JP3316415B2 (ja) * 1997-05-01 2002-08-19 三菱重工業株式会社 ガスタービン冷却静翼
JP2955252B2 (ja) * 1997-06-26 1999-10-04 三菱重工業株式会社 ガスタービン動翼チップシュラウド
GB9815611D0 (en) * 1998-07-18 1998-09-16 Rolls Royce Plc Improvements in or relating to turbine cooling
US6179555B1 (en) * 1998-10-06 2001-01-30 Pratt & Whitney Canada Corp. Sealing of T.O.B.I feed plenum
GB2365930B (en) * 2000-08-12 2004-12-08 Rolls Royce Plc A turbine blade support assembly and a turbine assembly
US6454526B1 (en) * 2000-09-28 2002-09-24 Siemens Westinghouse Power Corporation Cooled turbine vane with endcaps

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4712979A (en) * 1985-11-13 1987-12-15 The United States Of America As Represented By The Secretary Of The Air Force Self-retained platform cooling plate for turbine vane
US5743708A (en) * 1994-08-23 1998-04-28 General Electric Co. Turbine stator vane segments having combined air and steam cooling circuits

Also Published As

Publication number Publication date
JP2002201907A (ja) 2002-07-19
US20020127103A1 (en) 2002-09-12
DE50107607D1 (de) 2006-02-16
EP1215364A2 (de) 2002-06-19
DE10131370A1 (de) 2002-06-20
US6589011B2 (en) 2003-07-08
US20020136635A1 (en) 2002-09-26
EP1215364B1 (de) 2005-08-03
EP1215363B1 (de) 2005-10-05
EP1215363A3 (de) 2004-01-02
EP1215363A2 (de) 2002-06-19
DE10131073A1 (de) 2002-06-20
US6682304B2 (en) 2004-01-27
DE50106966D1 (de) 2005-09-08

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