IT993440B - Paletta rotorica per motori a turbina a gas - Google Patents

Paletta rotorica per motori a turbina a gas

Info

Publication number
IT993440B
IT993440B IT29426/73A IT2942673A IT993440B IT 993440 B IT993440 B IT 993440B IT 29426/73 A IT29426/73 A IT 29426/73A IT 2942673 A IT2942673 A IT 2942673A IT 993440 B IT993440 B IT 993440B
Authority
IT
Italy
Prior art keywords
gas turbine
turbine engines
rotor vane
vane
rotor
Prior art date
Application number
IT29426/73A
Other languages
English (en)
Italian (it)
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 IT993440B publication Critical patent/IT993440B/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
    • F01D5/14—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
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/205—Cooling fluid recirculation, i.e. after cooling one or more components is the cooling fluid recovered and used elsewhere for other purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT29426/73A 1972-10-21 1973-09-26 Paletta rotorica per motori a turbina a gas IT993440B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4859872A GB1426049A (en) 1972-10-21 1972-10-21 Rotor blade for a gas turbine engine

Publications (1)

Publication Number Publication Date
IT993440B true IT993440B (it) 1975-09-30

Family

ID=10449198

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29426/73A IT993440B (it) 1972-10-21 1973-09-26 Paletta rotorica per motori a turbina a gas

Country Status (5)

Country Link
JP (1) JPS4993712A (ja)
DE (1) DE2350624A1 (ja)
FR (1) FR2203935B1 (ja)
GB (1) GB1426049A (ja)
IT (1) IT993440B (ja)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1514613A (en) * 1976-04-08 1978-06-14 Rolls Royce Blade or vane for a gas turbine engine
US4224011A (en) * 1977-10-08 1980-09-23 Rolls-Royce Limited Cooled rotor blade for a gas turbine engine
US4411597A (en) * 1981-03-20 1983-10-25 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Tip cap for a rotor blade
DE3308140C2 (de) * 1983-03-08 1985-12-19 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Mehrstufige Gasturbine
US4761116A (en) * 1987-05-11 1988-08-02 General Electric Company Turbine blade with tip vent
GB2223276B (en) * 1988-09-30 1992-09-02 Rolls Royce Plc Turbine aerofoil blade
FR2656897B1 (fr) * 1990-01-10 1994-06-17 Snecma Procede de realisation de secteurs de distributeurs de turbine.
US5476364A (en) * 1992-10-27 1995-12-19 United Technologies Corporation Tip seal and anti-contamination for turbine blades
JP3477296B2 (ja) * 1995-11-21 2003-12-10 三菱重工業株式会社 ガスタービン翼
GB9607578D0 (en) * 1996-04-12 1996-06-12 Rolls Royce Plc Turbine rotor blades
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
EP1041247B1 (en) * 1999-04-01 2012-08-01 General Electric Company Gas turbine airfoil comprising an open cooling circuit
US6761534B1 (en) * 1999-04-05 2004-07-13 General Electric Company Cooling circuit for a gas turbine bucket and tip shroud
US6254345B1 (en) * 1999-09-07 2001-07-03 General Electric Company Internally cooled blade tip shroud
GB0228443D0 (en) * 2002-12-06 2003-01-08 Rolls Royce Plc Blade cooling
GB2409006B (en) 2003-12-11 2006-05-17 Rolls Royce Plc Tip sealing for a turbine rotor blade
EP1591625A1 (en) * 2004-04-30 2005-11-02 ALSTOM Technology Ltd Gas turbine blade shroud
JP2007321721A (ja) * 2006-06-05 2007-12-13 Toshiba Corp 軸流タービン段落および軸流タービン
GB0901129D0 (en) 2009-01-26 2009-03-11 Rolls Royce Plc Rotor blade
JP2011106474A (ja) * 2011-03-04 2011-06-02 Toshiba Corp 軸流タービン段落および軸流タービン
CN104929699B (zh) * 2015-06-05 2016-05-11 中国民用航空飞行学院 一种增压式封严篦齿
US10502069B2 (en) * 2017-06-07 2019-12-10 General Electric Company Turbomachine rotor blade

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE491738C (de) * 1929-02-28 1930-02-12 Maschf Augsburg Nuernberg Ag Einrichtung zur Kuehlung der Laufschaufeln von Gasturbinen, bei welcher das Kuehlmittel unter Druck durch die hohl ausgebildeten Laufschaufeln gefuehrt wird
DE858335C (de) * 1943-12-11 1952-12-04 Versuchsanstalt Fuer Luftfahrt Verminderung der Kuehlluftverluste innengekuehlter Turbinen
FR919016A (fr) * 1944-12-18 1947-02-25 Oerlikon Maschf Turbo-machine refroidie

Also Published As

Publication number Publication date
GB1426049A (en) 1976-02-25
FR2203935B1 (ja) 1977-05-27
JPS4993712A (ja) 1974-09-06
FR2203935A1 (ja) 1974-05-17
DE2350624A1 (de) 1974-05-09

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