IT962232B - Paletta per l impiego in motori a turbina a gas - Google Patents

Paletta per l impiego in motori a turbina a gas

Info

Publication number
IT962232B
IT962232B IT52368/72A IT5236872A IT962232B IT 962232 B IT962232 B IT 962232B IT 52368/72 A IT52368/72 A IT 52368/72A IT 5236872 A IT5236872 A IT 5236872A IT 962232 B IT962232 B IT 962232B
Authority
IT
Italy
Prior art keywords
vanel
gas turbine
turbine engines
engines
gas
Prior art date
Application number
IT52368/72A
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 IT962232B publication Critical patent/IT962232B/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
    • F01D5/14—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
    • F01D5/186—Film cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT52368/72A 1971-08-26 1972-08-25 Paletta per l impiego in motori a turbina a gas IT962232B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4001971A GB1381481A (en) 1971-08-26 1971-08-26 Aerofoil-shaped blades

Publications (1)

Publication Number Publication Date
IT962232B true IT962232B (it) 1973-12-20

Family

ID=10412767

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52368/72A IT962232B (it) 1971-08-26 1972-08-25 Paletta per l impiego in motori a turbina a gas

Country Status (8)

Country Link
US (1) US3801218A (it)
JP (1) JPS5310207B2 (it)
AU (1) AU462044B2 (it)
DE (1) DE2241194C3 (it)
FR (1) FR2150520B1 (it)
GB (1) GB1381481A (it)
IT (1) IT962232B (it)
SE (1) SE380066B (it)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1079131B (it) * 1975-06-30 1985-05-08 Gen Electric Perfezionato raffreddamento applicabile particolarmente a elementi di turbomotori a gas
US4218189A (en) * 1977-08-09 1980-08-19 Rolls-Royce Limited Sealing means for bladed rotor for a gas turbine engine
US4309145A (en) * 1978-10-30 1982-01-05 General Electric Company Cooling air seal
FR2516165B1 (fr) * 1981-11-10 1986-07-04 Snecma Aube de turbine a gaz a chambre de refroidissement par circulation de fluide et son procede de realisation
JPS5979009A (ja) * 1982-10-27 1984-05-08 Agency Of Ind Science & Technol ガスタ−ビンの翼
US4705455A (en) * 1985-12-23 1987-11-10 United Technologies Corporation Convergent-divergent film coolant passage
US4684323A (en) * 1985-12-23 1987-08-04 United Technologies Corporation Film cooling passages with curved corners
US4676719A (en) * 1985-12-23 1987-06-30 United Technologies Corporation Film coolant passages for cast hollow airfoils
US4726735A (en) * 1985-12-23 1988-02-23 United Technologies Corporation Film cooling slot with metered flow
US4669957A (en) * 1985-12-23 1987-06-02 United Technologies Corporation Film coolant passage with swirl diffuser
US4664597A (en) * 1985-12-23 1987-05-12 United Technologies Corporation Coolant passages with full coverage film cooling slot
US4738588A (en) * 1985-12-23 1988-04-19 Field Robert E Film cooling passages with step diffuser
US4653983A (en) * 1985-12-23 1987-03-31 United Technologies Corporation Cross-flow film cooling passages
US4770608A (en) * 1985-12-23 1988-09-13 United Technologies Corporation Film cooled vanes and turbines
US4923371A (en) * 1988-04-01 1990-05-08 General Electric Company Wall having cooling passage
US5156526A (en) * 1990-12-18 1992-10-20 General Electric Company Rotation enhanced rotor blade cooling using a single row of coolant passageways
US5356265A (en) * 1992-08-25 1994-10-18 General Electric Company Chordally bifurcated turbine blade
US5688104A (en) * 1993-11-24 1997-11-18 United Technologies Corporation Airfoil having expanded wall portions to accommodate film cooling holes
AT404160B (de) * 1994-06-15 1998-09-25 Inst Thermische Turbomaschinen Hohle gasturbinenschaufel und verfahren zur aussen-film-kühlung derselben
US6257831B1 (en) 1999-10-22 2001-07-10 Pratt & Whitney Canada Corp. Cast airfoil structure with openings which do not require plugging
US6254347B1 (en) * 1999-11-03 2001-07-03 General Electric Company Striated cooling hole
US6837676B2 (en) * 2002-09-11 2005-01-04 Mitsubishi Heavy Industries, Ltd. Gas turbine
GB2402715B (en) * 2003-06-10 2006-06-14 Rolls Royce Plc Gas turbine aerofoil
US6890154B2 (en) * 2003-08-08 2005-05-10 United Technologies Corporation Microcircuit cooling for a turbine blade
US7097425B2 (en) * 2003-08-08 2006-08-29 United Technologies Corporation Microcircuit cooling for a turbine airfoil
US7090461B2 (en) * 2003-10-30 2006-08-15 Siemens Westinghouse Power Corporation Gas turbine vane with integral cooling flow control system
US8210814B2 (en) * 2008-06-18 2012-07-03 General Electric Company Crossflow turbine airfoil
GB0905736D0 (en) * 2009-04-03 2009-05-20 Rolls Royce Plc Cooled aerofoil for a gas turbine engine
US9810072B2 (en) * 2014-05-28 2017-11-07 General Electric Company Rotor blade cooling

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1007303A (fr) * 1949-08-24 1952-05-05 Perfectionnements aux aubes de rotors
GB846279A (en) * 1956-12-10 1960-08-31 Rolls Royce Improvements relating to turbine and compressor blades
US3527543A (en) * 1965-08-26 1970-09-08 Gen Electric Cooling of structural members particularly for gas turbine engines
US3457619A (en) * 1967-11-28 1969-07-29 Gen Electric Production of perforated metallic bodies
US3515499A (en) * 1968-04-22 1970-06-02 Aerojet General Co Blades and blade assemblies for turbine engines,compressors and the like
US3644059A (en) * 1970-06-05 1972-02-22 John K Bryan Cooled airfoil

Also Published As

Publication number Publication date
US3801218A (en) 1974-04-02
FR2150520B1 (it) 1976-05-21
JPS4831310A (it) 1973-04-24
JPS5310207B2 (it) 1978-04-12
FR2150520A1 (it) 1973-04-06
SE380066B (it) 1975-10-27
AU4597172A (en) 1974-03-07
DE2241194A1 (de) 1973-03-08
AU462044B2 (en) 1975-06-12
GB1381481A (en) 1975-01-22
DE2241194B2 (de) 1978-07-06
DE2241194C3 (de) 1979-03-01

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