IT957731B - Perfezionamento nelle disposizioni di raffreddamento delle palette di rotore per motori a turbina a gas - Google Patents

Perfezionamento nelle disposizioni di raffreddamento delle palette di rotore per motori a turbina a gas

Info

Publication number
IT957731B
IT957731B IT197250071A IT5007172A IT957731B IT 957731 B IT957731 B IT 957731B IT 197250071 A IT197250071 A IT 197250071A IT 5007172 A IT5007172 A IT 5007172A IT 957731 B IT957731 B IT 957731B
Authority
IT
Italy
Prior art keywords
improvement
gas turbine
rotor blades
turbine engines
cooling arrangements
Prior art date
Application number
IT197250071A
Other languages
English (en)
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 filed Critical
Application granted granted Critical
Publication of IT957731B publication Critical patent/IT957731B/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
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/12—Cooling of plants

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT197250071A 1971-05-06 1972-05-05 Perfezionamento nelle disposizioni di raffreddamento delle palette di rotore per motori a turbina a gas IT957731B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1417271 1971-05-06

Publications (1)

Publication Number Publication Date
IT957731B true IT957731B (it) 1973-10-20

Family

ID=10036312

Family Applications (1)

Application Number Title Priority Date Filing Date
IT197250071A IT957731B (it) 1971-05-06 1972-05-05 Perfezionamento nelle disposizioni di raffreddamento delle palette di rotore per motori a turbina a gas

Country Status (5)

Country Link
US (1) US3791758A (it)
DE (1) DE2221895C3 (it)
FR (1) FR2135319B1 (it)
GB (1) GB1350471A (it)
IT (1) IT957731B (it)

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DE2262597A1 (de) * 1972-12-21 1974-07-11 Maschf Augsburg Nuernberg Ag Vorrichtung zum kuehlen von vollprofillaufschaufeln von kraftfahrzeuggasturbinen
US3918835A (en) * 1974-12-19 1975-11-11 United Technologies Corp Centrifugal cooling air filter
US3980411A (en) * 1975-10-20 1976-09-14 United Technologies Corporation Aerodynamic seal for a rotary machine
GB1561229A (en) * 1977-02-18 1980-02-13 Rolls Royce Gas turbine engine cooling system
US4218189A (en) * 1977-08-09 1980-08-19 Rolls-Royce Limited Sealing means for bladed rotor for a gas turbine engine
US4236869A (en) * 1977-12-27 1980-12-02 United Technologies Corporation Gas turbine engine having bleed apparatus with dynamic pressure recovery
DE2941866C2 (de) * 1978-10-26 1982-08-19 Rolls-Royce Ltd., London Turbine für ein Gasturbinentriebwerk mit lufgekühlten Turbinenschaufeln
US4302148A (en) * 1979-01-02 1981-11-24 Rolls-Royce Limited Gas turbine engine having a cooled turbine
GB2057573A (en) * 1979-08-30 1981-04-01 Rolls Royce Turbine rotor assembly
GB2075123B (en) * 1980-05-01 1983-11-16 Gen Electric Turbine cooling air deswirler
US4416111A (en) * 1981-02-25 1983-11-22 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Air modulation apparatus
US4456427A (en) * 1981-06-11 1984-06-26 General Electric Company Cooling air injector for turbine blades
GB2118629B (en) * 1982-04-21 1985-07-17 Rolls Royce Device for passing a fluid flow eg. cooling air through a barrier eg. bolted joint
US4536129A (en) * 1984-06-15 1985-08-20 United Technologies Corporation Turbine blade with disk rim shield
US4674955A (en) * 1984-12-21 1987-06-23 The Garrett Corporation Radial inboard preswirl system
US4666368A (en) * 1986-05-01 1987-05-19 General Electric Company Swirl nozzle for a cooling system in gas turbine engines
EP0267478B1 (de) * 1986-11-14 1991-12-18 Mtu Motoren- Und Turbinen-Union MàœNchen Gmbh Gasturbinenstrahltriebwerk mit einem Hochdruckverdichter
US4759688A (en) * 1986-12-16 1988-07-26 Allied-Signal Inc. Cooling flow side entry for cooled turbine blading
DE3835932A1 (de) * 1988-10-21 1990-04-26 Mtu Muenchen Gmbh Vorrichtung zur kuehlluftzufuehrung fuer gasturbinen-rotorschaufeln
FR2661946B1 (fr) * 1990-05-14 1994-06-10 Alsthom Gec Etage de turbine a action avec pertes secondaires reduites.
US5201849A (en) * 1990-12-10 1993-04-13 General Electric Company Turbine rotor seal body
US5252026A (en) * 1993-01-12 1993-10-12 General Electric Company Gas turbine engine nozzle
US5403156A (en) * 1993-10-26 1995-04-04 United Technologies Corporation Integral meter plate for turbine blade and method
US5511945A (en) * 1994-10-31 1996-04-30 Solar Turbines Incorporated Turbine motor and blade interface cooling system
JP3337393B2 (ja) * 1997-04-23 2002-10-21 三菱重工業株式会社 ガスタービン冷却動翼
DE19854908A1 (de) * 1998-11-27 2000-05-31 Rolls Royce Deutschland Schaufel und Laufscheibe einer Strömungsmaschine
US6402471B1 (en) 2000-11-03 2002-06-11 General Electric Company Turbine blade for gas turbine engine and method of cooling same
US6416284B1 (en) * 2000-11-03 2002-07-09 General Electric Company Turbine blade for gas turbine engine and method of cooling same
US6676369B2 (en) * 2002-03-26 2004-01-13 General Electric Company Aspirating face seal with axially extending seal teeth
US6786696B2 (en) 2002-05-06 2004-09-07 General Electric Company Root notched turbine blade
US6805534B1 (en) * 2003-04-23 2004-10-19 General Electric Company Curved bucket aft shank walls for stress reduction
US7052231B2 (en) * 2003-04-28 2006-05-30 General Electric Company Methods and apparatus for injecting fluids in gas turbine engines
US7207775B2 (en) * 2004-06-03 2007-04-24 General Electric Company Turbine bucket with optimized cooling circuit
US7452184B2 (en) * 2004-12-13 2008-11-18 Pratt & Whitney Canada Corp. Airfoil platform impingement cooling
EP1676977A1 (de) * 2004-12-29 2006-07-05 Siemens Aktiengesellschaft Gasturbine mit einem Vordrallerzeuger sowie Verfahren zum Betreiben einer Gasturbine
US7547190B1 (en) 2006-07-14 2009-06-16 Florida Turbine Technologies, Inc. Turbine airfoil serpentine flow circuit with a built-in pressure regulator
IL181439A0 (en) * 2007-02-20 2007-07-04 Medic Nrg Ltd An endodontic file member
US8079803B2 (en) * 2008-06-30 2011-12-20 Mitsubishi Heavy Industries, Ltd. Gas turbine and cooling air supply structure thereof
US8312729B2 (en) * 2009-09-21 2012-11-20 Honeywell International Inc. Flow discouraging systems and gas turbine engines
US8935926B2 (en) 2010-10-28 2015-01-20 United Technologies Corporation Centrifugal compressor with bleed flow splitter for a gas turbine engine
US20130170983A1 (en) * 2012-01-04 2013-07-04 General Electric Company Turbine assembly and method for reducing fluid flow between turbine components
US9435206B2 (en) * 2012-09-11 2016-09-06 General Electric Company Flow inducer for a gas turbine system
US9169729B2 (en) * 2012-09-26 2015-10-27 Solar Turbines Incorporated Gas turbine engine turbine diaphragm with angled holes
US9714611B2 (en) * 2013-02-15 2017-07-25 Siemens Energy, Inc. Heat shield manifold system for a midframe case of a gas turbine engine
US9777575B2 (en) * 2014-01-20 2017-10-03 Honeywell International Inc. Turbine rotor assemblies with improved slot cavities
RU2583492C2 (ru) * 2014-03-28 2016-05-10 Открытое Акционерное общество "Научно-производственное предприятие "Мотор" Устройство подвода охладителя к охлаждаемым рабочим лопаткам высокотемпературной газовой турбины
GB201507390D0 (en) 2015-04-30 2015-06-17 Rolls Royce Plc Transfer couplings
KR101790146B1 (ko) * 2015-07-14 2017-10-25 두산중공업 주식회사 외부 케이싱으로 우회하는 냉각공기 공급유로가 마련된 냉각시스템을 포함하는 가스터빈.
DE102015111746A1 (de) * 2015-07-20 2017-01-26 Rolls-Royce Deutschland Ltd & Co Kg Gekühltes Turbinenlaufrad, insbesondere für ein Flugtriebwerk
DE102015111843A1 (de) 2015-07-21 2017-01-26 Rolls-Royce Deutschland Ltd & Co Kg Turbine mit gekühlten Turbinenleitschaufeln
FR3125082B1 (fr) * 2021-07-09 2024-06-07 Safran Helicopter Engines Systeme anti-incendie pour une turbomachine comprenant un diffuseur d’air de refroidissement et turbomachine correspondante

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Publication number Priority date Publication date Assignee Title
FR1207772A (fr) * 1957-07-18 1960-02-18 Rolls Royce Perfectionnements aux machines à fluide comportant des rotors à aubes
US2988325A (en) * 1957-07-18 1961-06-13 Rolls Royce Rotary fluid machine with means supplying fluid to rotor blade passages
US3034298A (en) * 1958-06-12 1962-05-15 Gen Motors Corp Turbine cooling system
US3224194A (en) * 1963-06-26 1965-12-21 Curtiss Wright Corp Gas turbine engine
GB1152331A (en) * 1966-05-18 1969-05-14 Rolls Royce Improvements in Gas Turbine Blade Cooling
US3575528A (en) * 1968-10-28 1971-04-20 Gen Motors Corp Turbine rotor cooling
US3635586A (en) * 1970-04-06 1972-01-18 Rolls Royce Method and apparatus for turbine blade cooling

Also Published As

Publication number Publication date
DE2221895A1 (de) 1972-12-07
FR2135319B1 (it) 1976-06-11
FR2135319A1 (it) 1972-12-15
DE2221895B2 (de) 1979-03-08
DE2221895C3 (de) 1979-10-31
GB1350471A (en) 1974-04-18
US3791758A (en) 1974-02-12

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