FR2295238A1 - Systeme et methode pour le refroidissement des aubes d'une turbine - Google Patents

Systeme et methode pour le refroidissement des aubes d'une turbine

Info

Publication number
FR2295238A1
FR2295238A1 FR7538265A FR7538265A FR2295238A1 FR 2295238 A1 FR2295238 A1 FR 2295238A1 FR 7538265 A FR7538265 A FR 7538265A FR 7538265 A FR7538265 A FR 7538265A FR 2295238 A1 FR2295238 A1 FR 2295238A1
Authority
FR
France
Prior art keywords
turbine
blades
cooling
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.)
Withdrawn
Application number
FR7538265A
Other languages
English (en)
Inventor
Richard Walton Hoff
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of FR2295238A1 publication Critical patent/FR2295238A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • 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
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR7538265A 1974-12-20 1975-12-15 Systeme et methode pour le refroidissement des aubes d'une turbine Withdrawn FR2295238A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/534,620 US3936215A (en) 1974-12-20 1974-12-20 Turbine vane cooling

Publications (1)

Publication Number Publication Date
FR2295238A1 true FR2295238A1 (fr) 1976-07-16

Family

ID=24130851

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7538265A Withdrawn FR2295238A1 (fr) 1974-12-20 1975-12-15 Systeme et methode pour le refroidissement des aubes d'une turbine

Country Status (7)

Country Link
US (1) US3936215A (fr)
BE (1) BE836802A (fr)
CA (1) CA1045040A (fr)
DE (1) DE2554010A1 (fr)
FR (1) FR2295238A1 (fr)
GB (1) GB1534000A (fr)
SE (1) SE7513778L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3310529A1 (de) * 1982-03-23 1996-10-31 Snecma Vorrichtung zum Kühlen des Rotors einer Gasturbine

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980411A (en) * 1975-10-20 1976-09-14 United Technologies Corporation Aerodynamic seal for a rotary machine
FR2370171A1 (fr) * 1976-11-05 1978-06-02 Snecma Procede et dispositif pour la diminution du bruit des turbomachines
GB1561229A (en) * 1977-02-18 1980-02-13 Rolls Royce Gas turbine engine cooling system
US4236869A (en) * 1977-12-27 1980-12-02 United Technologies Corporation Gas turbine engine having bleed apparatus with dynamic pressure recovery
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
US4435123A (en) * 1982-04-19 1984-03-06 United Technologies Corporation Cooling system for turbines
US4708588A (en) * 1984-12-14 1987-11-24 United Technologies Corporation Turbine cooling air supply system
US4674955A (en) * 1984-12-21 1987-06-23 The Garrett Corporation Radial inboard preswirl system
US4759688A (en) * 1986-12-16 1988-07-26 Allied-Signal Inc. Cooling flow side entry for cooled turbine blading
US4822244A (en) * 1987-10-15 1989-04-18 United Technologies Corporation Tobi
US5232335A (en) * 1991-10-30 1993-08-03 General Electric Company Interstage thermal shield retention system
EP0928364A1 (fr) 1996-09-26 1999-07-14 Siemens Aktiengesellschaft Compensation de la perte de pression d'une conduite d'air de refroidissement dans une installation de turbine a gaz
US6185924B1 (en) 1997-10-17 2001-02-13 Hitachi, Ltd. Gas turbine with turbine blade cooling
DE50106969D1 (de) * 2001-03-30 2005-09-08 Siemens Ag Gekühlte Gasturbinenschaufel
GB2382847A (en) 2001-12-06 2003-06-11 Alstom Gas turbine wet compression
GB2382848A (en) 2001-12-06 2003-06-11 Alstom Gas turbine wet compression
DE10256193A1 (de) * 2002-12-02 2004-06-09 Alstom Technology Ltd Verfahren zur Steuerung der Flüssigkeitseinspritzung in einen Zuströmkanal einer Kraft- oder Arbeitsmaschine
US7244104B2 (en) * 2005-05-31 2007-07-17 Pratt & Whitney Canada Corp. Deflectors for controlling entry of fluid leakage into the working fluid flowpath of a gas turbine engine
US7189055B2 (en) * 2005-05-31 2007-03-13 Pratt & Whitney Canada Corp. Coverplate deflectors for redirecting a fluid flow
US7189056B2 (en) * 2005-05-31 2007-03-13 Pratt & Whitney Canada Corp. Blade and disk radial pre-swirlers
US7685823B2 (en) * 2005-10-28 2010-03-30 Power Systems Mfg., Llc Airflow distribution to a low emissions combustor
US7669425B2 (en) * 2006-10-25 2010-03-02 Siemens Energy, Inc. Closed loop turbine cooling fluid reuse system for a turbine engine
JP4981709B2 (ja) * 2008-02-28 2012-07-25 三菱重工業株式会社 ガスタービン及びディスク並びにディスクの径方向通路形成方法
US8277170B2 (en) * 2008-05-16 2012-10-02 General Electric Company Cooling circuit for use in turbine bucket cooling
US8353669B2 (en) * 2009-08-18 2013-01-15 United Technologies Corporation Turbine vane platform leading edge cooling holes
US8578720B2 (en) 2010-04-12 2013-11-12 Siemens Energy, Inc. Particle separator in a gas turbine engine
US8677766B2 (en) 2010-04-12 2014-03-25 Siemens Energy, Inc. Radial pre-swirl assembly and cooling fluid metering structure for a gas turbine engine
US8613199B2 (en) 2010-04-12 2013-12-24 Siemens Energy, Inc. Cooling fluid metering structure in a gas turbine engine
US8584469B2 (en) 2010-04-12 2013-11-19 Siemens Energy, Inc. Cooling fluid pre-swirl assembly for a gas turbine engine
US8935926B2 (en) 2010-10-28 2015-01-20 United Technologies Corporation Centrifugal compressor with bleed flow splitter for a gas turbine engine
GB201103890D0 (en) * 2011-03-08 2011-04-20 Rolls Royce Plc Gas turbine engine swirled cooling air
US20130170979A1 (en) * 2012-01-04 2013-07-04 General Electric Company Double ended brush seal assembly for a compressor
US8939711B2 (en) * 2013-02-15 2015-01-27 Siemens Aktiengesellschaft Outer rim seal assembly in a turbine engine
US9359902B2 (en) 2013-06-28 2016-06-07 Siemens Energy, Inc. Turbine airfoil with ambient cooling system
WO2015030926A1 (fr) 2013-08-30 2015-03-05 United Technologies Corporation Déflecteur pour aube de moteur à turbine à gaz
GB201420966D0 (en) * 2014-11-26 2015-01-07 Rolls Royce Plc Compressor cooling
US10030582B2 (en) * 2015-02-09 2018-07-24 United Technologies Corporation Orientation feature for swirler tube
JP6647952B2 (ja) 2016-04-25 2020-02-14 三菱重工業株式会社 ガスタービン
JP7096058B2 (ja) * 2018-04-18 2022-07-05 三菱重工業株式会社 ガスタービンシステム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3663118A (en) * 1970-06-01 1972-05-16 Gen Motors Corp Turbine cooling control
US3768921A (en) * 1972-02-24 1973-10-30 Aircraft Corp Chamber pressure control using free vortex flow

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3310529A1 (de) * 1982-03-23 1996-10-31 Snecma Vorrichtung zum Kühlen des Rotors einer Gasturbine
US5700130A (en) * 1982-03-23 1997-12-23 Societe National D'etude Et De Construction De Moterus D'aviation S.N.E.C.M.A. Device for cooling and gas turbine rotor
DE3310529C2 (de) * 1982-03-23 1998-10-08 Snecma Vorrichtung zum Kühlen des Rotors einer Gasturbine

Also Published As

Publication number Publication date
CA1045040A (fr) 1978-12-26
BE836802A (fr) 1976-04-16
GB1534000A (en) 1978-11-29
SE7513778L (sv) 1976-06-21
US3936215A (en) 1976-02-03
DE2554010A1 (de) 1976-07-01

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Legal Events

Date Code Title Description
ST Notification of lapse