FR2948726B1 - Roue a aubes comprenant des moyens de refroidissement ameliores - Google Patents

Roue a aubes comprenant des moyens de refroidissement ameliores

Info

Publication number
FR2948726B1
FR2948726B1 FR0955392A FR0955392A FR2948726B1 FR 2948726 B1 FR2948726 B1 FR 2948726B1 FR 0955392 A FR0955392 A FR 0955392A FR 0955392 A FR0955392 A FR 0955392A FR 2948726 B1 FR2948726 B1 FR 2948726B1
Authority
FR
France
Prior art keywords
aubes
wheel
cooling means
improved cooling
improved
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.)
Active
Application number
FR0955392A
Other languages
English (en)
Other versions
FR2948726A1 (fr
Inventor
Vincent Philippot
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR0955392A priority Critical patent/FR2948726B1/fr
Priority to US12/844,288 priority patent/US8602734B2/en
Publication of FR2948726A1 publication Critical patent/FR2948726A1/fr
Application granted granted Critical
Publication of FR2948726B1 publication Critical patent/FR2948726B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • 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
    • 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
    • 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
FR0955392A 2009-07-31 2009-07-31 Roue a aubes comprenant des moyens de refroidissement ameliores Active FR2948726B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0955392A FR2948726B1 (fr) 2009-07-31 2009-07-31 Roue a aubes comprenant des moyens de refroidissement ameliores
US12/844,288 US8602734B2 (en) 2009-07-31 2010-07-27 Impeller which includes improved means of cooling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0955392A FR2948726B1 (fr) 2009-07-31 2009-07-31 Roue a aubes comprenant des moyens de refroidissement ameliores

Publications (2)

Publication Number Publication Date
FR2948726A1 FR2948726A1 (fr) 2011-02-04
FR2948726B1 true FR2948726B1 (fr) 2013-07-05

Family

ID=41682486

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0955392A Active FR2948726B1 (fr) 2009-07-31 2009-07-31 Roue a aubes comprenant des moyens de refroidissement ameliores

Country Status (2)

Country Link
US (1) US8602734B2 (fr)
FR (1) FR2948726B1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9133855B2 (en) * 2010-11-15 2015-09-15 Mtu Aero Engines Gmbh Rotor for a turbo machine
FR2978793B1 (fr) * 2011-08-03 2015-12-04 Snecma Rotor de turbine pour une turbomachine
FR2982635B1 (fr) * 2011-11-15 2013-11-15 Snecma Roue a aubes pour une turbomachine
FR2986269B1 (fr) * 2012-01-30 2015-08-07 Snecma Systeme de detection d'un impact sur une roue aubagee de moteur d'aeronef
FR2988130B1 (fr) * 2012-03-13 2014-05-09 Snecma Systeme de detection de defaut sur une roue aubagee de moteur d'aeronef
RU2506426C1 (ru) * 2012-11-07 2014-02-10 Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) Ротор турбины низкого давления газотурбинного двигателя
US9017014B2 (en) * 2013-06-28 2015-04-28 Siemens Energy, Inc. Aft outer rim seal arrangement
US10167722B2 (en) 2013-09-12 2019-01-01 United Technologies Corporation Disk outer rim seal
FR3011031B1 (fr) 2013-09-25 2017-12-29 Herakles Ensemble rotatif pour turbomachine
FR3019584B1 (fr) * 2014-04-07 2019-05-17 Safran Aircraft Engines Systeme de ventilation d'une turbine a l'aide d'orifices traversants et de lunules
FR3029960B1 (fr) * 2014-12-11 2021-06-04 Snecma Roue a aubes avec joint radial pour une turbine de turbomachine
FR3048998B1 (fr) * 2016-03-16 2019-12-13 Safran Aircraft Engines Rotor de turbine comprenant une entretoise de ventilation
FR3057015B1 (fr) * 2016-09-30 2018-12-07 Safran Aircraft Engines Disque de rotor comportant une toile a epaisseur variable
FR3062415B1 (fr) * 2017-02-02 2019-06-07 Safran Aircraft Engines Rotor de turbine de turbomachine a ventilation par lamage
FR3077327B1 (fr) * 2018-01-30 2020-02-21 Safran Aircraft Engines Ensemble pour turbine de turbomachine comprenant un anneau mobile d'etancheite
FR3092612B1 (fr) * 2019-02-12 2022-04-29 Safran Aircraft Engines Système de refroidissement d’anneau de retenue axiale d’aubes de turbine pour turbomachine d’aéronef
FR3098844B1 (fr) * 2019-07-18 2023-04-28 Safran Aircraft Engines Roue de turbomachine
FR3116558B1 (fr) * 2020-11-20 2023-06-09 Safran Aircraft Engines Ensemble d’elements de rotor de turbomachine equipe de dispositf d’etancheite.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3834831A (en) * 1973-01-23 1974-09-10 Westinghouse Electric Corp Blade shank cooling arrangement
US5135354A (en) * 1990-09-14 1992-08-04 United Technologies Corporation Gas turbine blade and disk
US5222865A (en) * 1991-03-04 1993-06-29 General Electric Company Platform assembly for attaching rotor blades to a rotor disk
US5388962A (en) * 1993-10-15 1995-02-14 General Electric Company Turbine rotor disk post cooling system
FR2825748B1 (fr) * 2001-06-07 2003-11-07 Snecma Moteurs Agencement de rotor de turbomachine a deux disques aubages separes par une entretoise
GB2409240B (en) * 2003-12-18 2007-04-11 Rolls Royce Plc A gas turbine rotor

Also Published As

Publication number Publication date
US8602734B2 (en) 2013-12-10
FR2948726A1 (fr) 2011-02-04
US20110027103A1 (en) 2011-02-03

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Effective date: 20170713

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