IT1044243B - Perfezionamento nelle palette per motori a turbina a gas - Google Patents

Perfezionamento nelle palette per motori a turbina a gas

Info

Publication number
IT1044243B
IT1044243B IT7353842A IT5384273A IT1044243B IT 1044243 B IT1044243 B IT 1044243B IT 7353842 A IT7353842 A IT 7353842A IT 5384273 A IT5384273 A IT 5384273A IT 1044243 B IT1044243 B IT 1044243B
Authority
IT
Italy
Prior art keywords
vane
improvement
gas turbine
turbine engines
engines
Prior art date
Application number
IT7353842A
Other languages
English (en)
Original Assignee
Rolls Royce
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 Rolls Royce filed Critical Rolls Royce
Application granted granted Critical
Publication of IT1044243B publication Critical patent/IT1044243B/it

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
    • F01D5/22—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
    • 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/122—Fluid guiding means, e.g. vanes related to the trailing edge of a stator vane
    • 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
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT7353842A 1972-11-28 1973-11-22 Perfezionamento nelle palette per motori a turbina a gas IT1044243B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB54985/72A GB1560683A (en) 1972-11-28 1972-11-28 Turbine blade

Publications (1)

Publication Number Publication Date
IT1044243B true IT1044243B (it) 1980-03-20

Family

ID=10472633

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7353842A IT1044243B (it) 1972-11-28 1973-11-22 Perfezionamento nelle palette per motori a turbina a gas

Country Status (5)

Country Link
US (1) US4229140A (it)
DE (1) DE2358521C2 (it)
FR (1) FR2417640A1 (it)
GB (1) GB1560683A (it)
IT (1) IT1044243B (it)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303374A (en) * 1978-12-15 1981-12-01 General Electric Company Film cooled airfoil body
US4601638A (en) * 1984-12-21 1986-07-22 United Technologies Corporation Airfoil trailing edge cooling arrangement
US4705455A (en) * 1985-12-23 1987-11-10 United Technologies Corporation Convergent-divergent film coolant passage
US4664597A (en) * 1985-12-23 1987-05-12 United Technologies Corporation Coolant passages with full coverage film cooling slot
US5102299A (en) * 1986-11-10 1992-04-07 The United States Of America As Represented By The Secretary Of The Air Force Airfoil trailing edge cooling configuration
US4859147A (en) * 1988-01-25 1989-08-22 United Technologies Corporation Cooled gas turbine blade
US4827587A (en) * 1988-01-25 1989-05-09 United Technologies Corporation Method of fabricating an air cooled turbine blade
JP2684936B2 (ja) * 1992-09-18 1997-12-03 株式会社日立製作所 ガスタービン及びガスタービン翼
US5368441A (en) * 1992-11-24 1994-11-29 United Technologies Corporation Turbine airfoil including diffusing trailing edge pedestals
US5378108A (en) * 1994-03-25 1995-01-03 United Technologies Corporation Cooled turbine blade
US5503529A (en) * 1994-12-08 1996-04-02 General Electric Company Turbine blade having angled ejection slot
WO1998019048A1 (en) * 1996-10-28 1998-05-07 Siemens Westinghouse Power Corporation Airfoil for a turbomachine
US6004100A (en) * 1997-11-13 1999-12-21 United Technologies Corporation Trailing edge cooling apparatus for a gas turbine airfoil
DE19934050A1 (de) 1999-07-19 2001-02-08 Siemens Ag Gasturbine
US6422819B1 (en) * 1999-12-09 2002-07-23 General Electric Company Cooled airfoil for gas turbine engine and method of making the same
US6325593B1 (en) * 2000-02-18 2001-12-04 General Electric Company Ceramic turbine airfoils with cooled trailing edge blocks
US6609891B2 (en) * 2001-08-30 2003-08-26 General Electric Company Turbine airfoil for gas turbine engine
GB2381298A (en) * 2001-10-26 2003-04-30 Rolls Royce Plc A turbine blade having a greater thickness to chord ratio
JP3836050B2 (ja) * 2002-06-07 2006-10-18 三菱重工業株式会社 タービン動翼
DE10244199A1 (de) * 2002-09-23 2004-04-01 Alstom (Switzerland) Ltd. Einbringung eines Sekundärfluids in eine transsonische Primärströmung
US7118326B2 (en) * 2004-06-17 2006-10-10 Siemens Power Generation, Inc. Cooled gas turbine vane
US7387492B2 (en) * 2005-12-20 2008-06-17 General Electric Company Methods and apparatus for cooling turbine blade trailing edges
GB2445895B (en) * 2005-12-29 2011-06-22 Rolls Royce Power Eng First stage turbine airfoil
CA2633334C (en) 2005-12-29 2014-11-25 Rolls-Royce Power Engineering Plc Airfoil for a first stage nozzle guide vane
US7722329B2 (en) 2005-12-29 2010-05-25 Rolls-Royce Power Engineering Plc Airfoil for a third stage nozzle guide vane
WO2008035135A2 (en) * 2005-12-29 2008-03-27 Rolls-Royce Power Engineering Plc First stage turbine airfoil
WO2008090394A2 (en) 2005-12-29 2008-07-31 Rolls-Royce Power Engineering Plc Second stage turbine airfoil
US7648334B2 (en) 2005-12-29 2010-01-19 Rolls-Royce Power Engineering Plc Airfoil for a second stage nozzle guide vane
US7632072B2 (en) 2005-12-29 2009-12-15 Rolls-Royce Power Engineering Plc Third stage turbine airfoil
GB0603705D0 (en) * 2006-02-24 2006-04-05 Rolls Royce Plc Aerofoils
US7722326B2 (en) * 2007-03-13 2010-05-25 Siemens Energy, Inc. Intensively cooled trailing edge of thin airfoils for turbine engines
DE102007029367A1 (de) * 2007-06-26 2009-01-02 Rolls-Royce Deutschland Ltd & Co Kg Schaufel mit Tangentialstrahlerzeugung am Profil
US7980821B1 (en) * 2008-12-15 2011-07-19 Florida Turbine Technologies, Inc. Turbine blade with trailing edge cooling
EP2557269A1 (en) 2011-08-08 2013-02-13 Siemens Aktiengesellschaft Film cooling of turbine components
US9091176B2 (en) * 2012-06-05 2015-07-28 United Technologies Corporation Turbomachinery component cooling scheme
US9790801B2 (en) 2012-12-27 2017-10-17 United Technologies Corporation Gas turbine engine component having suction side cutback opening
US11280214B2 (en) * 2014-10-20 2022-03-22 Raytheon Technologies Corporation Gas turbine engine component
US10641113B2 (en) * 2015-04-08 2020-05-05 United Technologies Corporation Airfoils
GB201512688D0 (en) * 2015-07-20 2015-08-26 Rolls Royce Plc Aerofoil
GB201610783D0 (en) 2016-06-21 2016-08-03 Rolls Royce Plc Trailing edge ejection cooling

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1712119A (en) * 1927-12-15 1929-05-07 Westinghouse Electric & Mfg Co Turbine blade
US2238749A (en) * 1939-01-30 1941-04-15 Clarence B Swift Fan blade
US2647368A (en) * 1949-05-09 1953-08-04 Hermann Oestrich Method and apparatus for internally cooling gas turbine blades with air, fuel, and water
US2906495A (en) * 1955-04-29 1959-09-29 Eugene F Schum Turbine blade with corrugated strut
FR1393506A (fr) * 1964-02-12 1965-03-26 Cem Comp Electro Mec Procédé pour obtenir un meilleur fonctionnement des turbines à vapeur, et aube deturbines à vapeur pour la mise en oeuvre de ce procédé
FR1399801A (fr) * 1964-04-30 1965-05-21 Cem Comp Electro Mec Aube de turbine à vapeur
DE1601613A1 (de) * 1967-08-03 1970-12-17 Motoren Turbinen Union Turbinenschaufel,insbesondere Turbinenleitschaufel fuer Gasturbinentriebwerke
US3423069A (en) * 1967-09-29 1969-01-21 Trw Inc Airfoil
US3628885A (en) * 1969-10-01 1971-12-21 Gen Electric Fluid-cooled airfoil
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
US3650635A (en) * 1970-03-09 1972-03-21 Chromalloy American Corp Turbine vanes
BE794194A (fr) * 1972-01-18 1973-07-18 Bbc Sulzer Turbomaschinen Aube mobile refroidie pour des turbines a gaz

Also Published As

Publication number Publication date
GB1560683A (en) 1980-02-06
DE2358521A1 (de) 1979-08-30
FR2417640A1 (fr) 1979-09-14
DE2358521C2 (de) 1981-09-17
US4229140A (en) 1980-10-21

Similar Documents

Publication Publication Date Title
IT1044243B (it) Perfezionamento nelle palette per motori a turbina a gas
IT974868B (it) Perfezionamento nelle palette per motori a turbina a gas
IT997686B (it) Motore a turbina a gas
IT962232B (it) Paletta per l impiego in motori a turbina a gas
IT945233B (it) Perfezionamento nei rotori di motori a turbina a gas
IT1011477B (it) Perfezionamento negli impianti motori a turbina a gas
IT998522B (it) Apparato di combustione per motori a turbina a gas
IT989363B (it) Elementi a profilo aerodinamico per motori a turbina a ga
IT957731B (it) Perfezionamento nelle disposizioni di raffreddamento delle palette di rotore per motori a turbina a gas
IT1002829B (it) Sghiacciatori di ogiva per motori a turbina
IT996891B (it) Rotore ceramico composito per turbine
IT1030805B (it) Perfezionamenti in o relativi a motori a turbina a gas
IT1075182B (it) Perfezionamento nelle motrici a turbina a gas
IT993440B (it) Paletta rotorica per motori a turbina a gas
IT976740B (it) Perfezionamento nei combustori in particolare per motori a tur bina a gas
IT949676B (it) Perfezionamento nelle turbine a gas
IT1023067B (it) Perfezionamento nelle palette per turbine a gas
IT1235672B (it) Perfezionamento nelle palette di girante per motori a turbina a gas, e procedimento di fabbricazione
IT1205934B (it) Perfezionamento nei motori a turbina a gas
IT1021693B (it) Perfezionamento nelle turbine a gas
IT979902B (it) Perfezionamento nei motori a turbina a gas a ventola intubata
IT962211B (it) Rotore per turbine a gas
IT1011319B (it) Perfezionamento nei compressori per motori a turbina a ga
IT942542B (it) Girante palettata per motori a turbina a gas
IT1008124B (it) Perfezionamento nei meccanismi di variazione del passo per rotori a palette in particolare per motori a turbina a gas