DE2221895C3 - Einrichtung zur Kühlluftzufuhr in Kühlkanäle der Laufschaufeln eines Gasturbinenlaufrads - Google Patents

Einrichtung zur Kühlluftzufuhr in Kühlkanäle der Laufschaufeln eines Gasturbinenlaufrads

Info

Publication number
DE2221895C3
DE2221895C3 DE2221895A DE2221895A DE2221895C3 DE 2221895 C3 DE2221895 C3 DE 2221895C3 DE 2221895 A DE2221895 A DE 2221895A DE 2221895 A DE2221895 A DE 2221895A DE 2221895 C3 DE2221895 C3 DE 2221895C3
Authority
DE
Germany
Prior art keywords
cooling air
nozzles
air inlet
cooling
ring
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE2221895A
Other languages
German (de)
English (en)
Other versions
DE2221895B2 (de
DE2221895A1 (de
Inventor
John Bristol Jenkinson (Grossbritannien)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 PLC filed Critical Rolls Royce PLC
Publication of DE2221895A1 publication Critical patent/DE2221895A1/de
Publication of DE2221895B2 publication Critical patent/DE2221895B2/de
Application granted granted Critical
Publication of DE2221895C3 publication Critical patent/DE2221895C3/de
Expired legal-status Critical Current

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)
DE2221895A 1971-05-06 1972-05-04 Einrichtung zur Kühlluftzufuhr in Kühlkanäle der Laufschaufeln eines Gasturbinenlaufrads Expired DE2221895C3 (de)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
DE2221895A1 DE2221895A1 (de) 1972-12-07
DE2221895B2 DE2221895B2 (de) 1979-03-08
DE2221895C3 true DE2221895C3 (de) 1979-10-31

Family

ID=10036312

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2221895A Expired DE2221895C3 (de) 1971-05-06 1972-05-04 Einrichtung zur Kühlluftzufuhr in Kühlkanäle der Laufschaufeln eines Gasturbinenlaufrads

Country Status (5)

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

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3832090A (en) * 1972-12-01 1974-08-27 Avco Corp Air cooling of turbine blades
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
US6416284B1 (en) 2000-11-03 2002-07-09 General Electric Company Turbine blade for gas turbine engine and method of cooling same
US6402471B1 (en) 2000-11-03 2002-06-11 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
RU2289029C2 (ru) * 2004-02-05 2006-12-10 Государственное предприятие "Запорожское машиностроительное конструкторское бюро "Прогресс" им. акад. А.Г. Ивченко" Устройство подвода охлаждающего воздуха к рабочим лопаткам колеса турбины
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

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2988325A (en) * 1957-07-18 1961-06-13 Rolls Royce Rotary fluid machine with means supplying fluid to rotor blade passages
FR1207772A (fr) * 1957-07-18 1960-02-18 Rolls Royce Perfectionnements aux machines à fluide comportant des rotors à aubes
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
DE2221895B2 (de) 1979-03-08
FR2135319B1 (enExample) 1976-06-11
US3791758A (en) 1974-02-12
FR2135319A1 (enExample) 1972-12-15
IT957731B (it) 1973-10-20
DE2221895A1 (de) 1972-12-07
GB1350471A (en) 1974-04-18

Similar Documents

Publication Publication Date Title
DE2221895C3 (de) Einrichtung zur Kühlluftzufuhr in Kühlkanäle der Laufschaufeln eines Gasturbinenlaufrads
DE69912539T2 (de) Kühlung eines Turbinenmantelrings
DE2805851C3 (de) Kühlsystem für Turbinenlaufräder von Gasturbinentriebwerken
DE3442665C2 (enExample)
DE19615237C2 (de) Abgasturbolader für eine Brennkraftmaschine
EP0903468B1 (de) Vorrichtung zur Spaltdichtung
DE69504071T2 (de) Turbomaschine
DE60320537T2 (de) Kompressor mit schaufelspitzeneinrichtung
DE60310921T2 (de) Diffusor mit gesonderten kanälen
EP0799973B1 (de) Wandkontur für eine axiale Strömungsmaschine
DE4422700A1 (de) Diffusor für Turbomaschine
DE2925941C2 (de) Diffusor für ein Fluidantriebsgerät
EP2824282A1 (de) Gasturbine mit Hochdruckturbinenkühlsystem
DE2554010A1 (de) Vorrichtung und verfahren zur zufuehrung von kuehlluft zu turbinenleitschaufeln
DE2547229A1 (de) Verteilerkopf fuer abzweigluft
DE2060123B2 (de) Innengekühlte Gasturbinenlaufschaufel
DE4115805A1 (de) Radialgeblaese mit einem in einem spiralgehaeuse umlaufenden geblaeserad
DE102015219556A1 (de) Diffusor für Radialverdichter, Radialverdichter und Turbomaschine mit Radialverdichter
DE102017122524A1 (de) Diffusor für einen Verdichter
EP0118769B1 (de) Mehrstufige Deckbandturbine
WO1989007194A1 (fr) Turbine pour turbocompresseur
DE3031553A1 (de) Gasturbinenlaufrad.
DE2422362B2 (de) Ringbrennkammer für ein Gasturbinentriebwerk
DE102015100215A1 (de) Seitenkanalgebläse für eine Verbrennungskraftmaschine
EP3682119A1 (de) Diffusor für einen radialverdichter

Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee