DE69926574T2 - Turbinenleitgitter mit einem Kühlluftleitsystem - Google Patents

Turbinenleitgitter mit einem Kühlluftleitsystem Download PDF

Info

Publication number
DE69926574T2
DE69926574T2 DE69926574T DE69926574T DE69926574T2 DE 69926574 T2 DE69926574 T2 DE 69926574T2 DE 69926574 T DE69926574 T DE 69926574T DE 69926574 T DE69926574 T DE 69926574T DE 69926574 T2 DE69926574 T2 DE 69926574T2
Authority
DE
Germany
Prior art keywords
air
inner band
outlet holes
holes
rotor
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
DE69926574T
Other languages
German (de)
English (en)
Other versions
DE69926574D1 (de
Inventor
Harold Paul Middletown Rieck jr
Jeffrey Allen Evendale Kress
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 DE69926574D1 publication Critical patent/DE69926574D1/de
Publication of DE69926574T2 publication Critical patent/DE69926574T2/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
    • F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
    • F01D5/189—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall the insert having a tubular cross-section, e.g. airfoil shape
    • 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)
DE69926574T 1998-07-22 1999-07-14 Turbinenleitgitter mit einem Kühlluftleitsystem Expired - Lifetime DE69926574T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/119,914 US6065928A (en) 1998-07-22 1998-07-22 Turbine nozzle having purge air circuit
US119914 1998-07-22

Publications (2)

Publication Number Publication Date
DE69926574D1 DE69926574D1 (de) 2005-09-15
DE69926574T2 true DE69926574T2 (de) 2006-05-18

Family

ID=22387152

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69926574T Expired - Lifetime DE69926574T2 (de) 1998-07-22 1999-07-14 Turbinenleitgitter mit einem Kühlluftleitsystem

Country Status (4)

Country Link
US (1) US6065928A (cg-RX-API-DMAC7.html)
EP (1) EP0974733B1 (cg-RX-API-DMAC7.html)
JP (1) JP2000145403A (cg-RX-API-DMAC7.html)
DE (1) DE69926574T2 (cg-RX-API-DMAC7.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013209746A1 (de) * 2013-05-27 2014-11-27 MTU Aero Engines AG Turbinenstufe mit einer Ausblasanordnung und Verfahren zum Ausblasen einer Sperrgasströmung
US10677080B2 (en) 2016-11-17 2020-06-09 MTU Aero Engines AG Seal system for a guide blade system of a gas turbine

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6382906B1 (en) * 2000-06-16 2002-05-07 General Electric Company Floating spoolie cup impingement baffle
EP1180578A1 (de) * 2000-08-16 2002-02-20 Siemens Aktiengesellschaft Anordnung von Turbinenschaufeln
US6398488B1 (en) * 2000-09-13 2002-06-04 General Electric Company Interstage seal cooling
US6514037B1 (en) 2001-09-26 2003-02-04 General Electric Company Method for reducing cooled turbine element stress and element made thereby
US6554566B1 (en) 2001-10-26 2003-04-29 General Electric Company Turbine shroud cooling hole diffusers and related method
US6832891B2 (en) * 2001-10-29 2004-12-21 Man Turbomaschinen Ag Device for sealing turbomachines
US6769865B2 (en) * 2002-03-22 2004-08-03 General Electric Company Band cooled turbine nozzle
ATE328191T1 (de) * 2002-04-02 2006-06-15 Man Turbo Ag Vorrichtung zur abdichtung in turbomaschinen
ITMI20021219A1 (it) * 2002-06-05 2003-12-05 Nuovo Pignone Spa Dispositivo di supporto semplificato per ugelli di uno stadio di una turbina a gas
US6884023B2 (en) * 2002-09-27 2005-04-26 United Technologies Corporation Integral swirl knife edge injection assembly
FR2851288B1 (fr) * 2003-02-14 2006-07-28 Snecma Moteurs Dispositif de refroidissement de disques de turbines
JP3977780B2 (ja) * 2003-06-20 2007-09-19 株式会社日立製作所 ガスタービン
FR2856729B1 (fr) 2003-06-30 2005-09-23 Snecma Moteurs Aubes refroidies de moteur a turbine a gaz.
FR2858829B1 (fr) * 2003-08-12 2008-03-14 Snecma Moteurs Aube refroidie de moteur a turbine a gaz
US7007488B2 (en) * 2004-07-06 2006-03-07 General Electric Company Modulated flow turbine nozzle
US7140835B2 (en) * 2004-10-01 2006-11-28 General Electric Company Corner cooled turbine nozzle
US7625172B2 (en) 2006-04-26 2009-12-01 United Technologies Corporation Vane platform cooling
US7775769B1 (en) 2007-05-24 2010-08-17 Florida Turbine Technologies, Inc. Turbine airfoil fillet region cooling
US8206101B2 (en) * 2008-06-16 2012-06-26 General Electric Company Windward cooled turbine nozzle
US8137067B2 (en) * 2008-11-05 2012-03-20 General Electric Company Turbine with interrupted purge flow
GB2467790B (en) 2009-02-16 2011-06-01 Rolls Royce Plc Vane
US8353668B2 (en) * 2009-02-18 2013-01-15 United Technologies Corporation Airfoil insert having a tab extending away from the body defining a portion of outlet periphery
US8292573B2 (en) * 2009-04-21 2012-10-23 General Electric Company Flange cooled turbine nozzle
US10337404B2 (en) * 2010-03-08 2019-07-02 General Electric Company Preferential cooling of gas turbine nozzles
US8608436B2 (en) 2010-08-31 2013-12-17 General Electric Company Tapered collet connection of rotor components
US8944751B2 (en) * 2012-01-09 2015-02-03 General Electric Company Turbine nozzle cooling assembly
US8864445B2 (en) * 2012-01-09 2014-10-21 General Electric Company Turbine nozzle assembly methods
US20130323009A1 (en) * 2012-05-31 2013-12-05 Mark Kevin Bowen Methods and apparatus for cooling rotary components within a steam turbine
US9194237B2 (en) * 2012-09-10 2015-11-24 General Electric Company Serpentine cooling of nozzle endwall
CN105378226B (zh) * 2013-07-19 2017-11-10 通用电气公司 带有冲击挡板的涡轮喷嘴
WO2015030926A1 (en) * 2013-08-30 2015-03-05 United Technologies Corporation Baffle for gas turbine engine vane
US9771816B2 (en) 2014-05-07 2017-09-26 General Electric Company Blade cooling circuit feed duct, exhaust duct, and related cooling structure
US9638045B2 (en) * 2014-05-28 2017-05-02 General Electric Company Cooling structure for stationary blade
WO2016163977A1 (en) * 2015-04-06 2016-10-13 Siemens Energy, Inc. Communication of cooling fluids between turbine airfoils
EP3112592B1 (en) * 2015-07-02 2019-06-19 Ansaldo Energia Switzerland AG Gas turbine blade
US9909436B2 (en) 2015-07-16 2018-03-06 General Electric Company Cooling structure for stationary blade
US10253986B2 (en) * 2015-09-08 2019-04-09 General Electric Company Article and method of forming an article
US9970299B2 (en) * 2015-09-16 2018-05-15 General Electric Company Mixing chambers for turbine wheel space cooling
US10352245B2 (en) 2015-10-05 2019-07-16 General Electric Company Windage shield system and method of suppressing resonant acoustic noise
US10125632B2 (en) 2015-10-20 2018-11-13 General Electric Company Wheel space purge flow mixing chamber
US10132195B2 (en) 2015-10-20 2018-11-20 General Electric Company Wheel space purge flow mixing chamber
US10030538B2 (en) 2015-11-05 2018-07-24 General Electric Company Gas turbine engine with a vane having a cooling air turning nozzle
FR3044038B1 (fr) * 2015-11-19 2019-08-30 Safran Helicopter Engines Aube equipee d'un systeme de refroidissement, distributeur et turbomachine associes
WO2017125289A1 (en) * 2016-01-19 2017-07-27 Siemens Aktiengesellschaft Aerofoil arrangement
US10519873B2 (en) * 2016-04-06 2019-12-31 General Electric Company Air bypass system for rotor shaft cooling
US20190234235A1 (en) * 2018-01-31 2019-08-01 United Technologies Corporation Vane flow diverter
US10677071B2 (en) * 2018-04-19 2020-06-09 Raytheon Technologies Corporation Turbine vane for gas turbine engine
US10837293B2 (en) 2018-07-19 2020-11-17 General Electric Company Airfoil with tunable cooling configuration
US11255267B2 (en) * 2018-10-31 2022-02-22 Raytheon Technologies Corporation Method of cooling a gas turbine and apparatus
JP6745012B1 (ja) * 2019-10-31 2020-08-26 三菱日立パワーシステムズ株式会社 タービン翼及びこれを備えたガスタービン
US11525397B2 (en) * 2020-09-01 2022-12-13 General Electric Company Gas turbine component with ejection circuit for removing debris from cooling air supply
US20250327406A1 (en) * 2022-11-03 2025-10-23 General Electric Company Turbine nozzle or blade with impingement cooling structure having thermal flex elements

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4288201A (en) * 1979-09-14 1981-09-08 United Technologies Corporation Vane cooling structure
US4962640A (en) * 1989-02-06 1990-10-16 Westinghouse Electric Corp. Apparatus and method for cooling a gas turbine vane
US5207556A (en) * 1992-04-27 1993-05-04 General Electric Company Airfoil having multi-passage baffle
US5217348A (en) * 1992-09-24 1993-06-08 United Technologies Corporation Turbine vane assembly with integrally cast cooling fluid nozzle
US5358374A (en) * 1993-07-21 1994-10-25 General Electric Company Turbine nozzle backflow inhibitor
WO1996015357A1 (en) * 1994-11-10 1996-05-23 Westinghouse Electric Corporation Gas turbine vane with a cooled inner shroud
US5645397A (en) * 1995-10-10 1997-07-08 United Technologies Corporation Turbine vane assembly with multiple passage cooled vanes
FR2743391B1 (fr) * 1996-01-04 1998-02-06 Snecma Aube refrigeree de distributeur de turbine
US5749701A (en) * 1996-10-28 1998-05-12 General Electric Company Interstage seal assembly for a turbine
FR2771446B1 (fr) * 1997-11-27 1999-12-31 Snecma Aube de distributeur de turbine refroidie

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013209746A1 (de) * 2013-05-27 2014-11-27 MTU Aero Engines AG Turbinenstufe mit einer Ausblasanordnung und Verfahren zum Ausblasen einer Sperrgasströmung
EP2808492A1 (de) * 2013-05-27 2014-12-03 MTU Aero Engines GmbH Turbinenstufe mit einer Ausblasanordnung und Verfahren zum Ausblasen einer Sperrgasströmung
DE102013209746B4 (de) * 2013-05-27 2014-12-18 MTU Aero Engines AG Turbinenstufe mit einer Ausblasanordnung und Verfahren zum Ausblasen einer Sperrgasströmung
US9644488B2 (en) 2013-05-27 2017-05-09 MTU Aero Engines AG Turbine stage with a blow-out arrangement and method for blowing out a sealing gas flow
US10677080B2 (en) 2016-11-17 2020-06-09 MTU Aero Engines AG Seal system for a guide blade system of a gas turbine

Also Published As

Publication number Publication date
JP2000145403A (ja) 2000-05-26
EP0974733A2 (en) 2000-01-26
EP0974733B1 (en) 2005-08-10
US6065928A (en) 2000-05-23
EP0974733A3 (en) 2001-01-03
DE69926574D1 (de) 2005-09-15

Similar Documents

Publication Publication Date Title
DE69935108T2 (de) Gekühltes Turbinengehäuse
DE602005001986T2 (de) Gasturbinentriebwerk mit Statorschaufel mit einstellbarer Durchströmung
DE602004012209T2 (de) Kühlkonfiguration für eine Turbinenschaufel
EP0902164B1 (de) Plattformkühlung für Gasturbinen
DE60214137T2 (de) Verfahren und vorrichtung zur kühlung der schaufelspitzen in einer gasturbine
DE60132405T2 (de) Kühlung von Turbinenschaufeln durch spezifische Schaufelverteilung
DE69328439T2 (de) Kühlbare schaufelsstruktur
DE69936176T2 (de) Berstschutzring für Turbinen
DE69826367T2 (de) Schaufelkühlung
DE60224339T2 (de) Kühleinsatz mit tangentialer Ausströmung
DE69838201T2 (de) Einteiliger Blisk einer Gasturbine
DE60118848T2 (de) Tandemkühlung für eine Turbinenschaufel
DE3713923C2 (de) Kühlluft-Übertragungsvorrichtung
DE69517306T2 (de) Turbinenschaufel mit dichtungselement und einem integralen hitzeschild
DE69420582T2 (de) Kühlung einer schaufel in nähe der staulinie
DE69503628T3 (de) Leitschaufelkühlung mit doppelquelle
DE69320203T2 (de) Struktur für eine gekühlte schaufel
DE2718661C2 (de) Leitschaufelgitter für eine axial durchströmte Gasturbine
DE69718673T2 (de) Kühlbare schaufelstruktur für eine gasturbine
DE2805851C3 (de) Kühlsystem für Turbinenlaufräder von Gasturbinentriebwerken
EP2179143B1 (de) Spaltkühlung zwischen brennkammerwand und turbinenwand einer gasturbinenanlage
DE60021658T2 (de) Hinterkantenkühlung einer Turbinenschaufel
EP0313826B1 (de) Axialdurchströmte Gasturbine
DE60220556T2 (de) Kühlung der Übergangsradien einer Statorschaufel
EP1505254B1 (de) Gasturbine und zugehöriges Kühlverfahren

Legal Events

Date Code Title Description
8364 No opposition during term of opposition