IT1235672B - Perfezionamento nelle palette di girante per motori a turbina a gas, e procedimento di fabbricazione - Google Patents

Perfezionamento nelle palette di girante per motori a turbina a gas, e procedimento di fabbricazione

Info

Publication number
IT1235672B
IT1235672B IT5094176A IT5094176A IT1235672B IT 1235672 B IT1235672 B IT 1235672B IT 5094176 A IT5094176 A IT 5094176A IT 5094176 A IT5094176 A IT 5094176A IT 1235672 B IT1235672 B IT 1235672B
Authority
IT
Italy
Prior art keywords
improvement
gas turbine
turbine engines
manufacturing procedure
impeller blades
Prior art date
Application number
IT5094176A
Other languages
English (en)
Original Assignee
Rolls Royce 1971 Ltd
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 1971 Ltd filed Critical Rolls Royce 1971 Ltd
Application granted granted Critical
Publication of IT1235672B publication Critical patent/IT1235672B/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
    • F01D5/18—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
    • F05D2240/80—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT5094176A 1975-08-23 1976-08-19 Perfezionamento nelle palette di girante per motori a turbina a gas, e procedimento di fabbricazione IT1235672B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3506875A GB1605335A (en) 1975-08-23 1975-08-23 A rotor blade for a gas turbine engine

Publications (1)

Publication Number Publication Date
IT1235672B true IT1235672B (it) 1992-09-21

Family

ID=10373420

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5094176A IT1235672B (it) 1975-08-23 1976-08-19 Perfezionamento nelle palette di girante per motori a turbina a gas, e procedimento di fabbricazione

Country Status (3)

Country Link
FR (1) FR2667353A1 (it)
GB (1) GB1605335A (it)
IT (1) IT1235672B (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9224241D0 (en) * 1992-11-19 1993-01-06 Bmw Rolls Royce Gmbh A turbine blade arrangement
US5482435A (en) * 1994-10-26 1996-01-09 Westinghouse Electric Corporation Gas turbine blade having a cooled shroud
JPH1113402A (ja) * 1997-06-23 1999-01-19 Mitsubishi Heavy Ind Ltd ガスタービン冷却翼チップシュラウド
JP3510467B2 (ja) 1998-01-13 2004-03-29 三菱重工業株式会社 ガスタービンの動翼
DE69931088T2 (de) * 1998-02-04 2006-12-07 Mitsubishi Heavy Industries, Ltd. Gasturbinenlaufschaufel
DE19860245A1 (de) * 1998-12-24 2000-06-29 Abb Alstom Power Ch Ag Turbinenschaufel mit aktiv gekühltem Deckbandelement
DE59912323D1 (de) 1998-12-24 2005-09-01 Alstom Technology Ltd Baden Turbinenschaufel mit aktiv gekühltem Deckbandelememt
EP1041247B1 (en) * 1999-04-01 2012-08-01 General Electric Company Gas turbine airfoil comprising an open cooling circuit
GB9915648D0 (en) 1999-07-06 1999-09-01 Rolls Royce Plc Improvement in or relating to turbine blades
US6254345B1 (en) * 1999-09-07 2001-07-03 General Electric Company Internally cooled blade tip shroud
DE19963377A1 (de) * 1999-12-28 2001-07-12 Abb Alstom Power Ch Ag Turbinenschaufel mit aktiv gekühltem Deckbandelement
US6506022B2 (en) * 2001-04-27 2003-01-14 General Electric Company Turbine blade having a cooled tip shroud
US6491498B1 (en) * 2001-10-04 2002-12-10 Power Systems Mfg, Llc. Turbine blade pocket shroud
US6857853B1 (en) * 2003-08-13 2005-02-22 General Electric Company Conical tip shroud fillet for a turbine bucket
US7396205B2 (en) * 2004-01-31 2008-07-08 United Technologies Corporation Rotor blade for a rotary machine
US7066713B2 (en) * 2004-01-31 2006-06-27 United Technologies Corporation Rotor blade for a rotary machine
JP2005214205A (ja) 2004-01-31 2005-08-11 United Technol Corp <Utc> 回転機械用のロータブレード
GB0901129D0 (en) 2009-01-26 2009-03-11 Rolls Royce Plc Rotor blade
CH700686A1 (de) * 2009-03-30 2010-09-30 Alstom Technology Ltd Schaufel für eine gasturbine.
EP2607629A1 (en) * 2011-12-22 2013-06-26 Alstom Technology Ltd Shrouded turbine blade with cooling air outlet port on the blade tip and corresponding manufacturing method
US20140064984A1 (en) * 2012-08-31 2014-03-06 General Electric Company Cooling arrangement for platform region of turbine rotor blade
US9683446B2 (en) 2013-03-07 2017-06-20 Rolls-Royce Energy Systems, Inc. Gas turbine engine shrouded blade
US10202852B2 (en) * 2015-11-16 2019-02-12 General Electric Company Rotor blade with tip shroud cooling passages and method of making same
US10301945B2 (en) * 2015-12-18 2019-05-28 General Electric Company Interior cooling configurations in turbine rotor blades
US10184342B2 (en) 2016-04-14 2019-01-22 General Electric Company System for cooling seal rails of tip shroud of turbine blade

Also Published As

Publication number Publication date
FR2667353A1 (fr) 1992-04-03
GB1605335A (en) 1991-12-18

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