IT1044243B - Perfezionamento nelle palette per motori a turbina a gas - Google Patents
Perfezionamento nelle palette per motori a turbina a gasInfo
- 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
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)
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)
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 |
US4664597A (en) * | 1985-12-23 | 1987-05-12 | United Technologies Corporation | Coolant passages with full coverage film cooling slot |
US4705455A (en) * | 1985-12-23 | 1987-11-10 | United Technologies Corporation | Convergent-divergent film coolant passage |
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 |
US7648334B2 (en) | 2005-12-29 | 2010-01-19 | Rolls-Royce Power Engineering Plc | Airfoil for a second stage nozzle guide vane |
CA2634738C (en) | 2005-12-29 | 2013-03-26 | Rolls-Royce Power Engineering Plc | Second stage turbine airfoil |
US7632072B2 (en) | 2005-12-29 | 2009-12-15 | Rolls-Royce Power Engineering Plc | Third stage turbine airfoil |
US7722329B2 (en) | 2005-12-29 | 2010-05-25 | Rolls-Royce Power Engineering Plc | Airfoil for a third stage nozzle guide vane |
CA2633334C (en) | 2005-12-29 | 2014-11-25 | Rolls-Royce Power Engineering Plc | Airfoil for a first stage nozzle guide vane |
US7648340B2 (en) | 2005-12-29 | 2010-01-19 | Rolls-Royce Power Engineering Plc | First stage turbine airfoil |
GB2445895B (en) * | 2005-12-29 | 2011-06-22 | Rolls Royce Power Eng | First 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)
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 |
-
1972
- 1972-11-28 GB GB54985/72A patent/GB1560683A/en not_active Expired
-
1973
- 1973-11-22 IT IT7353842A patent/IT1044243B/it active
- 1973-11-24 DE DE2358521A patent/DE2358521C2/de not_active Expired
- 1973-11-27 FR FR7342139A patent/FR2417640A1/fr not_active Withdrawn
-
1978
- 1978-12-15 US US05/973,601 patent/US4229140A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB1560683A (en) | 1980-02-06 |
DE2358521C2 (de) | 1981-09-17 |
US4229140A (en) | 1980-10-21 |
DE2358521A1 (de) | 1979-08-30 |
FR2417640A1 (fr) | 1979-09-14 |
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