FR2978793B1 - ROTOR OF TURBINE FOR A TURBOMACHINE - Google Patents

ROTOR OF TURBINE FOR A TURBOMACHINE

Info

Publication number
FR2978793B1
FR2978793B1 FR1157124A FR1157124A FR2978793B1 FR 2978793 B1 FR2978793 B1 FR 2978793B1 FR 1157124 A FR1157124 A FR 1157124A FR 1157124 A FR1157124 A FR 1157124A FR 2978793 B1 FR2978793 B1 FR 2978793B1
Authority
FR
France
Prior art keywords
turbomachine
turbine
rotor
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
FR1157124A
Other languages
French (fr)
Other versions
FR2978793A1 (en
Inventor
Lionel Rene Henri Weller
Ludovic Gallego
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 FR1157124A priority Critical patent/FR2978793B1/en
Publication of FR2978793A1 publication Critical patent/FR2978793A1/en
Application granted granted Critical
Publication of FR2978793B1 publication Critical patent/FR2978793B1/en
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
    • F01D5/084—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades the fluid circulating at the periphery of a multistage rotor, e.g. of drum type
    • 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)
FR1157124A 2011-08-03 2011-08-03 ROTOR OF TURBINE FOR A TURBOMACHINE Active FR2978793B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1157124A FR2978793B1 (en) 2011-08-03 2011-08-03 ROTOR OF TURBINE FOR A TURBOMACHINE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1157124A FR2978793B1 (en) 2011-08-03 2011-08-03 ROTOR OF TURBINE FOR A TURBOMACHINE

Publications (2)

Publication Number Publication Date
FR2978793A1 FR2978793A1 (en) 2013-02-08
FR2978793B1 true FR2978793B1 (en) 2015-12-04

Family

ID=44654414

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1157124A Active FR2978793B1 (en) 2011-08-03 2011-08-03 ROTOR OF TURBINE FOR A TURBOMACHINE

Country Status (1)

Country Link
FR (1) FR2978793B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3011032B1 (en) * 2013-09-25 2017-12-29 Snecma ROTARY ASSEMBLY FOR TURBOMACHINE
FR3011031B1 (en) * 2013-09-25 2017-12-29 Herakles ROTARY ASSEMBLY FOR TURBOMACHINE
FR3029960B1 (en) * 2014-12-11 2021-06-04 Snecma BLADDER WHEEL WITH RADIAL SEAL FOR A TURBOMACHINE TURBINE
US10502080B2 (en) * 2015-04-10 2019-12-10 United Technologies Corporation Rotating labyrinth M-seal
FR3048998B1 (en) 2016-03-16 2019-12-13 Safran Aircraft Engines TURBINE ROTOR COMPRISING A VENTILATION SPACER
FR3070183B1 (en) * 2017-08-18 2019-09-13 Safran Aircraft Engines TURBINE FOR TURBOMACHINE
FR3093536B1 (en) * 2019-03-08 2021-02-19 Safran Aircraft Engines ROTOR FOR A CONTRAROTARY TURBINE OF TURBOMACHINE

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2042652B (en) * 1979-02-21 1983-07-20 Rolls Royce Joint making packing
JPH1030405A (en) * 1996-07-18 1998-02-03 Toshiba Corp Cooling device for turbine moving blade
US6363610B1 (en) * 1999-10-21 2002-04-02 Allied Signal, Inc. Gas turbine rotor bimetallic ring seal and method therefor
FR2867223B1 (en) * 2004-03-03 2006-07-28 Snecma Moteurs TURBOMACHINE AS FOR EXAMPLE A TURBOJET AIRCRAFT
US7052240B2 (en) * 2004-04-15 2006-05-30 General Electric Company Rotating seal arrangement for turbine bucket cooling circuits
FR2948726B1 (en) * 2009-07-31 2013-07-05 Snecma AUBES WHEEL COMPRISING IMPROVED COOLING MEANS
FR2953555B1 (en) * 2009-12-07 2012-04-06 Snecma ASSEMBLY OF A RETAINING RING AND A HOLDING FLANGE FOR SAID JOB
FR2953554B1 (en) * 2009-12-07 2012-04-06 Snecma FLANGE FOR HOLDING A RESTRAINT SYSTEM COMPRISING A COUNTERWEIGHT MASS
FR2954797B1 (en) * 2009-12-29 2016-03-18 Snecma LOW PRESSURE TURBINE ROTOR HAVING A REAR VENTILATION ARRANGEMENT TO THE FRONT OF AN ARROW DISC, AND TURBOMACHINE EQUIPPED WITH SUCH A ROTOR

Also Published As

Publication number Publication date
FR2978793A1 (en) 2013-02-08

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