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IT7922830A0 - Sistema di alimentazione di aria di raffreddamento per motore a turbina a gas. - Google Patents

Sistema di alimentazione di aria di raffreddamento per motore a turbina a gas.

Info

Publication number
IT7922830A0
IT7922830A0 IT7922830A IT2283079A IT7922830A0 IT 7922830 A0 IT7922830 A0 IT 7922830A0 IT 7922830 A IT7922830 A IT 7922830A IT 2283079 A IT2283079 A IT 2283079A IT 7922830 A0 IT7922830 A0 IT 7922830A0
Authority
IT
Italy
Prior art keywords
air supply
gas turbine
supply system
cooling air
turbine engine
Prior art date
Application number
IT7922830A
Other languages
English (en)
Other versions
IT1112922B (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 IT7922830A0 publication Critical patent/IT7922830A0/it
Application granted granted Critical
Publication of IT1112922B publication Critical patent/IT1112922B/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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • 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)
IT22830/79A 1978-05-20 1979-05-18 Sistema di alimentazione di aria di raffreddamento per motore a turbina a gas IT1112922B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2095178 1978-05-20

Publications (2)

Publication Number Publication Date
IT7922830A0 true IT7922830A0 (it) 1979-05-18
IT1112922B IT1112922B (it) 1986-01-20

Family

ID=10154595

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22830/79A IT1112922B (it) 1978-05-20 1979-05-18 Sistema di alimentazione di aria di raffreddamento per motore a turbina a gas

Country Status (5)

Country Link
US (1) US4265590A (it)
JP (1) JPS54158509A (it)
DE (1) DE2920193C2 (it)
FR (1) FR2426159A1 (it)
IT (1) IT1112922B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4348157A (en) * 1978-10-26 1982-09-07 Rolls-Royce Limited Air cooled turbine for a gas turbine engine
US4456427A (en) * 1981-06-11 1984-06-26 General Electric Company Cooling air injector for turbine blades
GB2111598B (en) * 1981-12-15 1984-10-24 Rolls Royce Cooling air pressure control in a gas turbine engine
US4526511A (en) * 1982-11-01 1985-07-02 United Technologies Corporation Attachment for TOBI
US4830575A (en) * 1988-02-08 1989-05-16 Dresser-Rand Company Spiral grooves in a turbine rotor
CA2076120A1 (en) * 1991-09-11 1993-03-12 Adam Nelson Pope System and method for improved engine cooling
EP0626036B1 (en) * 1992-02-10 1996-10-09 United Technologies Corporation Improved cooling fluid ejector
US5217348A (en) * 1992-09-24 1993-06-08 United Technologies Corporation Turbine vane assembly with integrally cast cooling fluid nozzle
US5800124A (en) * 1996-04-12 1998-09-01 United Technologies Corporation Cooled rotor assembly for a turbine engine
DE10043906A1 (de) * 2000-09-06 2002-03-14 Rolls Royce Deutschland Vordralldüsenträger
EP1306521A1 (de) * 2001-10-24 2003-05-02 Siemens Aktiengesellschaft Laufschaufel für eine Gasturbine und Gasturbine mit einer Anzahl von Laufschaufeln
WO2003052240A2 (de) * 2001-12-14 2003-06-26 Alstom Technology Ltd Gasturbinenanordnung
EP2453109B1 (de) * 2010-11-15 2016-03-30 Alstom Technology Ltd Gasturbinenanordnung sowie Verfahren zum Betreiben einer Gasturbinenanordnung
EP2759676A1 (en) * 2013-01-28 2014-07-30 Siemens Aktiengesellschaft Turbine arrangement with improved sealing effect at a seal
EP2759675A1 (en) * 2013-01-28 2014-07-30 Siemens Aktiengesellschaft Turbine arrangement with improved sealing effect at a seal
GB2546662B (en) 2013-09-09 2018-02-21 Rtl Mat Ltd Antenna assembly and related methods
KR101556265B1 (ko) * 2015-04-07 2015-09-30 (주)대광금속 풀림방지용 나사산 구조 및 그 가공공구

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2685429A (en) * 1950-01-31 1954-08-03 Gen Electric Dynamic sealing arrangement for turbomachines
FR1163559A (fr) * 1956-12-21 1958-09-29 Bertin & Cie Perfectionnement aux turbines
GB843278A (en) * 1957-07-18 1960-08-04 Rolls Royce Improvements in or relating to fluid machines having bladed rotors
US2988325A (en) * 1957-07-18 1961-06-13 Rolls Royce Rotary fluid machine with means supplying fluid to rotor blade passages
US3533712A (en) * 1966-02-26 1970-10-13 Gen Electric Cooled vane structure for high temperature turbines
GB1152331A (en) * 1966-05-18 1969-05-14 Rolls Royce Improvements in Gas Turbine Blade Cooling
GB1282142A (en) * 1969-03-29 1972-07-19 Rolls Royce Improvements in or relating to gas turbine engines
US3635586A (en) * 1970-04-06 1972-01-18 Rolls Royce Method and apparatus for turbine blade cooling
US3989410A (en) * 1974-11-27 1976-11-02 General Electric Company Labyrinth seal system
GB1476237A (en) * 1975-08-15 1977-06-10 Rolls Royce Support structure in gas turbine engines
US4103899A (en) * 1975-10-01 1978-08-01 United Technologies Corporation Rotary seal with pressurized air directed at fluid approaching the seal

Also Published As

Publication number Publication date
DE2920193C2 (de) 1982-03-25
IT1112922B (it) 1986-01-20
FR2426159A1 (fr) 1979-12-14
DE2920193A1 (de) 1979-11-22
US4265590A (en) 1981-05-05
JPS54158509A (en) 1979-12-14

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