DE69503798T2 - Gasturbinenschaufel mit gekühlter schaufelplattform - Google Patents

Gasturbinenschaufel mit gekühlter schaufelplattform

Info

Publication number
DE69503798T2
DE69503798T2 DE69503798T DE69503798T DE69503798T2 DE 69503798 T2 DE69503798 T2 DE 69503798T2 DE 69503798 T DE69503798 T DE 69503798T DE 69503798 T DE69503798 T DE 69503798T DE 69503798 T2 DE69503798 T2 DE 69503798T2
Authority
DE
Germany
Prior art keywords
blade
gas turbine
cooled
platform
turbine blade
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
DE69503798T
Other languages
English (en)
Other versions
DE69503798D1 (de
Inventor
Kent Hultgren
Thomas Zagar
William North
Stephen Robbins
Graham Upton
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of DE69503798D1 publication Critical patent/DE69503798D1/de
Publication of DE69503798T2 publication Critical patent/DE69503798T2/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
    • 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
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • 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)
DE69503798T 1994-10-31 1995-10-02 Gasturbinenschaufel mit gekühlter schaufelplattform Expired - Lifetime DE69503798T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33145194A 1994-10-31 1994-10-31
PCT/US1995/012652 WO1996013653A1 (en) 1994-10-31 1995-10-02 Gas turbine blade with a cooled platform

Publications (2)

Publication Number Publication Date
DE69503798D1 DE69503798D1 (de) 1998-09-03
DE69503798T2 true DE69503798T2 (de) 1999-01-14

Family

ID=23294028

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69503798T Expired - Lifetime DE69503798T2 (de) 1994-10-31 1995-10-02 Gasturbinenschaufel mit gekühlter schaufelplattform

Country Status (9)

Country Link
US (1) US6120249A (de)
EP (1) EP0789806B1 (de)
JP (1) JP3824324B2 (de)
KR (1) KR100364183B1 (de)
DE (1) DE69503798T2 (de)
ES (1) ES2118638T3 (de)
IL (1) IL115716A0 (de)
TW (1) TW327200B (de)
WO (1) WO1996013653A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012213017A1 (de) * 2012-07-25 2014-01-30 Siemens Aktiengesellschaft Verfahren zur Herstellung einer Turbinenschaufel
DE102006010863B4 (de) * 2005-03-24 2016-12-22 General Electric Technology Gmbh Turbomaschine, insbesondere Verdichter

Families Citing this family (109)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69515502T2 (de) * 1994-11-10 2000-08-03 Siemens Westinghouse Power Gasturbinenschaufel mit einer gekühlten plattform
US5735671A (en) * 1996-11-29 1998-04-07 General Electric Company Shielded turbine rotor
FR2758855B1 (fr) * 1997-01-30 1999-02-26 Snecma Systeme de ventilation des plates-formes des aubes mobiles
US5848876A (en) * 1997-02-11 1998-12-15 Mitsubishi Heavy Industries, Ltd. Cooling system for cooling platform of gas turbine moving blade
CA2262064C (en) * 1998-02-23 2002-09-03 Mitsubishi Heavy Industries, Ltd. Gas turbine moving blade platform
US6210111B1 (en) * 1998-12-21 2001-04-03 United Technologies Corporation Turbine blade with platform cooling
US6478540B2 (en) * 2000-12-19 2002-11-12 General Electric Company Bucket platform cooling scheme and related method
EP1293285B1 (de) 2001-07-05 2007-09-12 ALSTOM Technology Ltd Verfahren zur Montage eines Prallblechs
DE50207839D1 (de) 2001-07-13 2006-09-28 Alstom Technology Ltd Gasturbinenteil mit Kühlluftbohrungen
DE10217484B4 (de) 2001-11-02 2018-05-17 Ansaldo Energia Ip Uk Limited Leitschaufel einer thermischen Turbomaschine
EP1331361B1 (de) * 2002-01-17 2010-05-12 Siemens Aktiengesellschaft Gegossene Turbinenleitschaufel mit Hakensockel
US6918742B2 (en) * 2002-09-05 2005-07-19 Siemens Westinghouse Power Corporation Combustion turbine with airfoil having multi-section diffusion cooling holes and methods of making same
US6832893B2 (en) 2002-10-24 2004-12-21 Pratt & Whitney Canada Corp. Blade passive cooling feature
GB2395987B (en) * 2002-12-02 2005-12-21 Alstom Turbine blade with cooling bores
US6945749B2 (en) * 2003-09-12 2005-09-20 Siemens Westinghouse Power Corporation Turbine blade platform cooling system
US7600972B2 (en) * 2003-10-31 2009-10-13 General Electric Company Methods and apparatus for cooling gas turbine engine rotor assemblies
US7097424B2 (en) * 2004-02-03 2006-08-29 United Technologies Corporation Micro-circuit platform
EP1566531A1 (de) * 2004-02-19 2005-08-24 Siemens Aktiengesellschaft Gasturbine mit einem gegen Auskühlen geschützten Verdichtergehäuse und Verfahren zum Betrieb einer Gasturbine
DE102004037331A1 (de) * 2004-07-28 2006-03-23 Rolls-Royce Deutschland Ltd & Co Kg Gasturbinenrotor
US7198467B2 (en) * 2004-07-30 2007-04-03 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
US7144215B2 (en) * 2004-07-30 2006-12-05 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
US7131817B2 (en) * 2004-07-30 2006-11-07 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
US20060056968A1 (en) * 2004-09-15 2006-03-16 General Electric Company Apparatus and methods for cooling turbine bucket platforms
US6918811B1 (en) * 2004-10-01 2005-07-19 Sheng-Chien Wang Robotic toy
FR2877034B1 (fr) * 2004-10-27 2009-04-03 Snecma Moteurs Sa Aube de rotor d'une turbine a gaz
US7186089B2 (en) * 2004-11-04 2007-03-06 Siemens Power Generation, Inc. Cooling system for a platform of a turbine blade
US7255536B2 (en) * 2005-05-23 2007-08-14 United Technologies Corporation Turbine airfoil platform cooling circuit
US7708518B2 (en) * 2005-06-23 2010-05-04 Siemens Energy, Inc. Turbine blade tip clearance control
US7721547B2 (en) * 2005-06-27 2010-05-25 Siemens Energy, Inc. Combustion transition duct providing stage 1 tangential turning for turbine engines
US7309212B2 (en) 2005-11-21 2007-12-18 General Electric Company Gas turbine bucket with cooled platform leading edge and method of cooling platform leading edge
US7416391B2 (en) 2006-02-24 2008-08-26 General Electric Company Bucket platform cooling circuit and method
EP1990507B1 (de) * 2006-03-02 2015-04-15 IHI Corporation Prallkühlungsstruktur
US8579590B2 (en) 2006-05-18 2013-11-12 Wood Group Heavy Industrial Turbines Ag Turbomachinery blade having a platform relief hole, platform cooling holes, and trailing edge cutback
US20100322767A1 (en) * 2009-06-18 2010-12-23 Nadvit Gregory M Turbine Blade Having Platform Cooling Holes
US7862300B2 (en) * 2006-05-18 2011-01-04 Wood Group Heavy Industrial Turbines Ag Turbomachinery blade having a platform relief hole
EP1892378A1 (de) * 2006-08-22 2008-02-27 Siemens Aktiengesellschaft Gasturbine
US7695247B1 (en) 2006-09-01 2010-04-13 Florida Turbine Technologies, Inc. Turbine blade platform with near-wall cooling
EP1905950A1 (de) * 2006-09-21 2008-04-02 Siemens Aktiengesellschaft Laufschaufel für eine Turbine
US7670108B2 (en) * 2006-11-21 2010-03-02 Siemens Energy, Inc. Air seal unit adapted to be positioned adjacent blade structure in a gas turbine
US7819629B2 (en) * 2007-02-15 2010-10-26 Siemens Energy, Inc. Blade for a gas turbine
US8495883B2 (en) * 2007-04-05 2013-07-30 Siemens Energy, Inc. Cooling of turbine components using combustor shell air
US8152436B2 (en) 2008-01-08 2012-04-10 Pratt & Whitney Canada Corp. Blade under platform pocket cooling
US20090226327A1 (en) * 2008-03-07 2009-09-10 Siemens Power Generation, Inc. Gas Turbine Engine Including Temperature Control Device and Method Using Memory Metal
US8206114B2 (en) * 2008-04-29 2012-06-26 United Technologies Corporation Gas turbine engine systems involving turbine blade platforms with cooling holes
US8240042B2 (en) 2008-05-12 2012-08-14 Wood Group Heavy Industrial Turbines Ag Methods of maintaining turbine discs to avert critical bucket attachment dovetail cracks
US8240987B2 (en) * 2008-08-15 2012-08-14 United Technologies Corp. Gas turbine engine systems involving baffle assemblies
US8057178B2 (en) * 2008-09-04 2011-11-15 General Electric Company Turbine bucket for a turbomachine and method of reducing bow wave effects at a turbine bucket
US8147197B2 (en) * 2009-03-10 2012-04-03 Honeywell International, Inc. Turbine blade platform
US8696320B2 (en) * 2009-03-12 2014-04-15 General Electric Company Gas turbine having seal assembly with coverplate and seal
US20100232939A1 (en) * 2009-03-12 2010-09-16 General Electric Company Machine Seal Assembly
US8192166B2 (en) * 2009-05-12 2012-06-05 Siemens Energy, Inc. Tip shrouded turbine blade with sealing rail having non-uniform thickness
US8356978B2 (en) * 2009-11-23 2013-01-22 United Technologies Corporation Turbine airfoil platform cooling core
EP2333240B1 (de) 2009-12-03 2013-02-13 Alstom Technology Ltd Zweigeteilte Turbinenschaufel mit verbesserten Kühlungs- und Schwingungseigenschaften
US9630277B2 (en) * 2010-03-15 2017-04-25 Siemens Energy, Inc. Airfoil having built-up surface with embedded cooling passage
US8517680B1 (en) * 2010-04-23 2013-08-27 Florida Turbine Technologies, Inc. Turbine blade with platform cooling
US8602737B2 (en) 2010-06-25 2013-12-10 General Electric Company Sealing device
US8647064B2 (en) 2010-08-09 2014-02-11 General Electric Company Bucket assembly cooling apparatus and method for forming the bucket assembly
US20120045337A1 (en) * 2010-08-20 2012-02-23 Michael James Fedor Turbine bucket assembly and methods for assembling same
US9416666B2 (en) 2010-09-09 2016-08-16 General Electric Company Turbine blade platform cooling systems
US8684664B2 (en) * 2010-09-30 2014-04-01 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8840369B2 (en) 2010-09-30 2014-09-23 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8777568B2 (en) 2010-09-30 2014-07-15 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8851846B2 (en) 2010-09-30 2014-10-07 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8794921B2 (en) 2010-09-30 2014-08-05 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
GB201016423D0 (en) * 2010-09-30 2010-11-17 Rolls Royce Plc Cooled rotor blade
US8814517B2 (en) 2010-09-30 2014-08-26 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8636470B2 (en) * 2010-10-13 2014-01-28 Honeywell International Inc. Turbine blades and turbine rotor assemblies
US8814518B2 (en) 2010-10-29 2014-08-26 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8851845B2 (en) * 2010-11-17 2014-10-07 General Electric Company Turbomachine vane and method of cooling a turbomachine vane
US8511995B1 (en) * 2010-11-22 2013-08-20 Florida Turbine Technologies, Inc. Turbine blade with platform cooling
US8636471B2 (en) 2010-12-20 2014-01-28 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8641368B1 (en) * 2011-01-25 2014-02-04 Florida Turbine Technologies, Inc. Industrial turbine blade with platform cooling
US8550783B2 (en) * 2011-04-01 2013-10-08 Alstom Technology Ltd. Turbine blade platform undercut
FR2974840B1 (fr) * 2011-05-06 2015-10-02 Snecma Distributeur de turbine dans une turbomachine
JP5716189B2 (ja) * 2011-06-09 2015-05-13 三菱日立パワーシステムズ株式会社 タービン動翼
US8734111B2 (en) 2011-06-27 2014-05-27 General Electric Company Platform cooling passages and methods for creating platform cooling passages in turbine rotor blades
US20130028704A1 (en) * 2011-07-26 2013-01-31 Thibodeau Anne-Marie B Blade outer air seal with passage joined cavities
US8979481B2 (en) * 2011-10-26 2015-03-17 General Electric Company Turbine bucket angel wing features for forward cavity flow control and related method
US8870525B2 (en) 2011-11-04 2014-10-28 General Electric Company Bucket assembly for turbine system
US8845289B2 (en) 2011-11-04 2014-09-30 General Electric Company Bucket assembly for turbine system
US8858160B2 (en) 2011-11-04 2014-10-14 General Electric Company Bucket assembly for turbine system
US8840370B2 (en) 2011-11-04 2014-09-23 General Electric Company Bucket assembly for turbine system
US9003807B2 (en) 2011-11-08 2015-04-14 Siemens Aktiengesellschaft Gas turbine engine with structure for directing compressed air on a blade ring
US9022735B2 (en) 2011-11-08 2015-05-05 General Electric Company Turbomachine component and method of connecting cooling circuits of a turbomachine component
US8905714B2 (en) * 2011-12-30 2014-12-09 General Electric Company Turbine rotor blade platform cooling
US9181810B2 (en) 2012-04-16 2015-11-10 General Electric Company System and method for covering a blade mounting region of turbine blades
US9366151B2 (en) 2012-05-07 2016-06-14 General Electric Company System and method for covering a blade mounting region of turbine blades
US9482098B2 (en) * 2012-05-11 2016-11-01 United Technologies Corporation Convective shielding cooling hole pattern
US9500099B2 (en) * 2012-07-02 2016-11-22 United Techologies Corporation Cover plate for a component of a gas turbine engine
US9115597B2 (en) * 2012-07-02 2015-08-25 United Technologies Corporation Gas turbine engine turbine vane airfoil profile
FR2996592B1 (fr) * 2012-10-10 2014-12-19 Snecma Helice comportant une ecope dynamique mobile
EP2728114B1 (de) 2012-10-31 2016-02-10 Siemens Aktiengesellschaft Plattformkühlungsvorrichtung für eine Schaufel einer Turbomaschine
US9719362B2 (en) 2013-04-24 2017-08-01 Honeywell International Inc. Turbine nozzles and methods of manufacturing the same
KR101745865B1 (ko) 2013-05-14 2017-06-27 지멘스 에너지, 인코포레이티드 터빈 엔진용 공기 분리기
US10533453B2 (en) 2013-08-05 2020-01-14 United Technologies Corporation Engine component having platform with passageway
US20160305254A1 (en) * 2013-12-17 2016-10-20 United Technologies Corporation Rotor blade platform cooling passage
US10001013B2 (en) 2014-03-06 2018-06-19 General Electric Company Turbine rotor blades with platform cooling arrangements
US10465523B2 (en) 2014-10-17 2019-11-05 United Technologies Corporation Gas turbine component with platform cooling
US10030523B2 (en) * 2015-02-13 2018-07-24 United Technologies Corporation Article having cooling passage with undulating profile
EP3124744A1 (de) 2015-07-29 2017-02-01 Siemens Aktiengesellschaft Leitschaufel mit prallgekühlter plattform
US10054055B2 (en) * 2015-11-19 2018-08-21 United Technology Corporation Serpentine platform cooling structures
US10280762B2 (en) * 2015-11-19 2019-05-07 United Technologies Corporation Multi-chamber platform cooling structures
EP3287596A1 (de) * 2016-08-25 2018-02-28 Siemens Aktiengesellschaft Plattformkühlungsvorrichtung für eine schaufel einer turbomaschine und turbomaschinenanordnung
KR101873156B1 (ko) 2017-04-12 2018-06-29 두산중공업 주식회사 터빈 베인 및 이를 포함하는 가스 터빈
US10323520B2 (en) * 2017-06-13 2019-06-18 General Electric Company Platform cooling arrangement in a turbine rotor blade
US20190085706A1 (en) * 2017-09-18 2019-03-21 General Electric Company Turbine engine airfoil assembly
US10662780B2 (en) * 2018-01-09 2020-05-26 United Technologies Corporation Double wall turbine gas turbine engine vane platform cooling configuration with baffle impingement
US10648343B2 (en) * 2018-01-09 2020-05-12 United Technologies Corporation Double wall turbine gas turbine engine vane platform cooling configuration with main core resupply
EP4001593B1 (de) * 2020-11-13 2023-12-20 Doosan Enerbility Co., Ltd. Eine gasturbinenleitschaufel mit einer prallgekühlten innenplattform

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3066910A (en) * 1958-07-09 1962-12-04 Thompson Ramo Wooldridge Inc Cooled turbine blade
DE1801475B2 (de) * 1968-10-05 1971-08-12 Daimler Benz Ag, 7000 Stuttgart Luftgekuehlte turbinenschaufel
BE755567A (fr) * 1969-12-01 1971-02-15 Gen Electric Structure d'aube fixe, pour moteur a turbines a gaz et arrangement de reglage de temperature associe
US3844679A (en) * 1973-03-28 1974-10-29 Gen Electric Pressurized serpentine cooling channel construction for open-circuit liquid cooled turbine buckets
US3853425A (en) * 1973-09-07 1974-12-10 Westinghouse Electric Corp Turbine rotor blade cooling and sealing system
IT1079131B (it) * 1975-06-30 1985-05-08 Gen Electric Perfezionato raffreddamento applicabile particolarmente a elementi di turbomotori a gas
GB1605220A (en) * 1975-10-11 1984-08-30 Rolls Royce Blade or vane for a gas turbine engine
US4012167A (en) * 1975-10-14 1977-03-15 United Technologies Corporation Turbomachinery vane or blade with cooled platforms
US4017213A (en) * 1975-10-14 1977-04-12 United Technologies Corporation Turbomachinery vane or blade with cooled platforms
US4353679A (en) * 1976-07-29 1982-10-12 General Electric Company Fluid-cooled element
US5098257A (en) * 1990-09-10 1992-03-24 Westinghouse Electric Corp. Apparatus and method for minimizing differential thermal expansion of gas turbine vane structures
US5281097A (en) * 1992-11-20 1994-01-25 General Electric Company Thermal control damper for turbine rotors
US5344283A (en) * 1993-01-21 1994-09-06 United Technologies Corporation Turbine vane having dedicated inner platform cooling

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006010863B4 (de) * 2005-03-24 2016-12-22 General Electric Technology Gmbh Turbomaschine, insbesondere Verdichter
DE102012213017A1 (de) * 2012-07-25 2014-01-30 Siemens Aktiengesellschaft Verfahren zur Herstellung einer Turbinenschaufel

Also Published As

Publication number Publication date
IL115716A0 (en) 1996-01-19
JP3824324B2 (ja) 2006-09-20
WO1996013653A1 (en) 1996-05-09
KR970707364A (ko) 1997-12-01
EP0789806B1 (de) 1998-07-29
DE69503798D1 (de) 1998-09-03
US6120249A (en) 2000-09-19
TW327200B (en) 1998-02-21
JPH10508077A (ja) 1998-08-04
ES2118638T3 (es) 1998-09-16
KR100364183B1 (ko) 2003-02-19
EP0789806A1 (de) 1997-08-20

Similar Documents

Publication Publication Date Title
DE69503798T2 (de) Gasturbinenschaufel mit gekühlter schaufelplattform
DE69505407T2 (de) Gasturbinenschaufel mit gekühlter plattform
DE69412056D1 (de) Gekühlte Gasturbinenschaufel
DE69515502D1 (de) Gasturbinenschaufel mit einer gekühlten plattform
DE69814341T2 (de) Gekühltes gasturbinenblatt
DE69504400T2 (de) Gekühlte Gasturbinenschaufel
DE69815735D1 (de) Gekühlte Gasturbinenlaufschaufel
DE69404168D1 (de) Gekühlte turbinenschaufel
DE69507451D1 (de) Turbinenschaufelkühlung
DE69500261D1 (de) Gekühltes Turbinenschaufel
DE69324506T2 (de) Gekühlte turbinenschaufel
DE69729980D1 (de) Turbinenschaufelkühlung
DE69915786D1 (de) Turbinenschaufel mit gekühlter Plattform
DE69321261D1 (de) Rotorschaufel mit gekühlter integrierter platform
DE69314697D1 (de) Gasturbine mit Zwischenkühlung
DE69724018D1 (de) Mehrkomponentengasturbinenschaufel
DE69612319T2 (de) Gasturbinenschaufel
DE59709701D1 (de) Plattformkühlung für Gasturbinen
DE69520061T2 (de) Turbinenschaufel
DE69107148D1 (de) Gasturbine mit gekühlten Schaufeln.
DE69817720D1 (de) Gekühlte Gasturbinenschaufel mit Turbulatoren
DE69403719D1 (de) Gasturbine
DE59810806D1 (de) Plattformkühlung in Turbomaschinen
DE69626878D1 (de) Gasturbinenschaufeln mit Laserschock behandelte Kanten
DE69503127T2 (de) Gekühlte gasturbinenschaufel

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
R082 Change of representative

Ref document number: 789806

Country of ref document: EP

Representative=s name: DANIEL OLIVER MAIER, 81739 MUENCHEN, DE