IT1095708B - Paletta di rotore per motore a turbina a gas - Google Patents

Paletta di rotore per motore a turbina a gas

Info

Publication number
IT1095708B
IT1095708B IT7822908A IT2290878A IT1095708B IT 1095708 B IT1095708 B IT 1095708B IT 7822908 A IT7822908 A IT 7822908A IT 2290878 A IT2290878 A IT 2290878A IT 1095708 B IT1095708 B IT 1095708B
Authority
IT
Italy
Prior art keywords
gas turbine
turbine engine
rotor blade
rotor
blade
Prior art date
Application number
IT7822908A
Other languages
English (en)
Other versions
IT7822908A0 (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
Publication of IT7822908A0 publication Critical patent/IT7822908A0/it
Application granted granted Critical
Publication of IT1095708B publication Critical patent/IT1095708B/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
    • F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
    • F01D5/189—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall the insert having a tubular cross-section, e.g. airfoil shape
    • 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
IT7822908A 1977-05-05 1978-05-02 Paletta di rotore per motore a turbina a gas IT1095708B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB18878/77A GB1552536A (en) 1977-05-05 1977-05-05 Rotor blade for a gas turbine engine

Publications (2)

Publication Number Publication Date
IT7822908A0 IT7822908A0 (it) 1978-05-02
IT1095708B true IT1095708B (it) 1985-08-17

Family

ID=10119988

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7822908A IT1095708B (it) 1977-05-05 1978-05-02 Paletta di rotore per motore a turbina a gas

Country Status (6)

Country Link
US (1) US4171184A (it)
JP (1) JPS541710A (it)
DE (1) DE2818132C3 (it)
FR (1) FR2389759B1 (it)
GB (1) GB1552536A (it)
IT (1) IT1095708B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2474095B1 (fr) * 1980-01-17 1986-02-28 Rolls Royce Dispositif amortisseur de vibrations pour aubes mobiles de moteur a turbine a gaz
US4381173A (en) * 1980-08-25 1983-04-26 United Technologies Corporation Coolable rotor blade assembly for an axial flow rotary machine
GB2093126B (en) * 1981-02-12 1984-05-16 Rolls Royce Rotor blade for a gas turbine engine
GB2106996A (en) * 1981-09-30 1983-04-20 Rolls Royce Cooled rotor aerofoil blade for a gas turbine engine
GB2155558A (en) * 1984-03-10 1985-09-25 Rolls Royce Turbomachinery rotor blades
US5700131A (en) * 1988-08-24 1997-12-23 United Technologies Corporation Cooled blades for a gas turbine engine
US5667359A (en) * 1988-08-24 1997-09-16 United Technologies Corp. Clearance control for the turbine of a gas turbine engine
US5720431A (en) * 1988-08-24 1998-02-24 United Technologies Corporation Cooled blades for a gas turbine engine
US5125798A (en) * 1990-04-13 1992-06-30 General Electric Company Method and apparatus for cooling air flow at gas turbine bucket trailing edge tip
DE102017208678A1 (de) * 2017-05-23 2018-11-29 Siemens Aktiengesellschaft Turbinenschaufel mit Blecheinsatz
US11339666B2 (en) 2020-04-17 2022-05-24 General Electric Company Airfoil with cavity damping

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846041A (en) * 1972-10-31 1974-11-05 Avco Corp Impingement cooled turbine blades and method of making same
US3921271A (en) * 1973-01-02 1975-11-25 Gen Electric Air-cooled turbine blade and method of making same
JPS5045110A (it) * 1973-08-28 1975-04-23
US3973874A (en) * 1974-09-25 1976-08-10 General Electric Company Impingement baffle collars
US3966357A (en) * 1974-09-25 1976-06-29 General Electric Company Blade baffle damper
DE2514208A1 (de) * 1975-04-01 1976-10-14 Kraftwerk Union Ag Gasturbine der scheibenbauart
US4021138A (en) * 1975-11-03 1977-05-03 Westinghouse Electric Corporation Rotor disk, blade, and seal plate assembly for cooled turbine rotor blades
US3994622A (en) * 1975-11-24 1976-11-30 United Technologies Corporation Coolable turbine blade

Also Published As

Publication number Publication date
DE2818132C3 (de) 1980-08-21
IT7822908A0 (it) 1978-05-02
DE2818132A1 (de) 1978-11-09
FR2389759A1 (it) 1978-12-01
US4171184A (en) 1979-10-16
GB1552536A (en) 1979-09-12
FR2389759B1 (it) 1983-05-20
JPS541710A (en) 1979-01-08
DE2818132B2 (de) 1979-12-13
JPS5650085B2 (it) 1981-11-26

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