DE502005000209D1 - Dichtungs- und Dämpfungssystem für Turbinenschaufeln - Google Patents

Dichtungs- und Dämpfungssystem für Turbinenschaufeln

Info

Publication number
DE502005000209D1
DE502005000209D1 DE502005000209T DE502005000209T DE502005000209D1 DE 502005000209 D1 DE502005000209 D1 DE 502005000209D1 DE 502005000209 T DE502005000209 T DE 502005000209T DE 502005000209 T DE502005000209 T DE 502005000209T DE 502005000209 D1 DE502005000209 D1 DE 502005000209D1
Authority
DE
Germany
Prior art keywords
sealing
turbine blades
damping system
damping
turbine
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
DE502005000209T
Other languages
English (en)
Inventor
Roland Parchem
Ian Baird
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 Deutschland Ltd and Co KG
Original Assignee
Rolls Royce Deutschland Ltd and Co KG
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 Deutschland Ltd and Co KG filed Critical Rolls Royce Deutschland Ltd and Co KG
Publication of DE502005000209D1 publication Critical patent/DE502005000209D1/de
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
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • 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
    • 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
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE502005000209T 2004-05-03 2005-03-31 Dichtungs- und Dämpfungssystem für Turbinenschaufeln Active DE502005000209D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004023130A DE102004023130A1 (de) 2004-05-03 2004-05-03 Dichtungs- und Dämpfungssystem für Turbinenschaufeln

Publications (1)

Publication Number Publication Date
DE502005000209D1 true DE502005000209D1 (de) 2007-01-11

Family

ID=34938419

Family Applications (2)

Application Number Title Priority Date Filing Date
DE102004023130A Withdrawn DE102004023130A1 (de) 2004-05-03 2004-05-03 Dichtungs- und Dämpfungssystem für Turbinenschaufeln
DE502005000209T Active DE502005000209D1 (de) 2004-05-03 2005-03-31 Dichtungs- und Dämpfungssystem für Turbinenschaufeln

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE102004023130A Withdrawn DE102004023130A1 (de) 2004-05-03 2004-05-03 Dichtungs- und Dämpfungssystem für Turbinenschaufeln

Country Status (2)

Country Link
EP (1) EP1600606B1 (de)
DE (2) DE102004023130A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1914386A1 (de) 2006-10-17 2008-04-23 Siemens Aktiengesellschaft Turbinenschaufelanordnung
GB0816467D0 (en) * 2008-09-10 2008-10-15 Rolls Royce Plc Turbine blade damper arrangement
RU2564741C2 (ru) * 2011-07-01 2015-10-10 Альстом Текнолоджи Лтд Лопатка турбины и ротор турбины
EP2551464A1 (de) 2011-07-25 2013-01-30 Siemens Aktiengesellschaft Schaufelanordnung mit Abdichtelement aus Metallschaum
US10247023B2 (en) 2012-09-28 2019-04-02 United Technologies Corporation Seal damper with improved retention
US10012085B2 (en) 2013-03-13 2018-07-03 United Technologies Corporation Turbine blade and damper retention
US9797270B2 (en) * 2013-12-23 2017-10-24 Rolls-Royce North American Technologies Inc. Recessable damper for turbine
US9810075B2 (en) 2015-03-20 2017-11-07 United Technologies Corporation Faceted turbine blade damper-seal
US10662784B2 (en) 2016-11-28 2020-05-26 Raytheon Technologies Corporation Damper with varying thickness for a blade
US10677073B2 (en) 2017-01-03 2020-06-09 Raytheon Technologies Corporation Blade platform with damper restraint
US10731479B2 (en) * 2017-01-03 2020-08-04 Raytheon Technologies Corporation Blade platform with damper restraint
EP3438410B1 (de) 2017-08-01 2021-09-29 General Electric Company Dichtungssystem für eine rotationsmaschine
DE102018221533A1 (de) * 2018-12-12 2020-06-18 MTU Aero Engines AG Turbomaschinen Schaufelanordnung
EP3887651A1 (de) * 2019-01-02 2021-10-06 Dresser-Rand Company Plattformdichtung und dämpfungsanordnung für turbomaschinen und verfahren zur herstellung der anordnung
FR3096734B1 (fr) * 2019-05-29 2021-12-31 Safran Aircraft Engines Ensemble pour turbomachine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709631A (en) * 1971-03-18 1973-01-09 Caterpillar Tractor Co Turbine blade seal arrangement
US3752598A (en) * 1971-11-17 1973-08-14 United Aircraft Corp Segmented duct seal
US4872812A (en) * 1987-08-05 1989-10-10 General Electric Company Turbine blade plateform sealing and vibration damping apparatus
US4936749A (en) * 1988-12-21 1990-06-26 General Electric Company Blade-to-blade vibration damper
US5746578A (en) * 1996-10-11 1998-05-05 General Electric Company Retention system for bar-type damper of rotor
US5924699A (en) * 1996-12-24 1999-07-20 United Technologies Corporation Turbine blade platform seal
US5836744A (en) * 1997-04-24 1998-11-17 United Technologies Corporation Frangible fan blade

Also Published As

Publication number Publication date
EP1600606A1 (de) 2005-11-30
DE102004023130A1 (de) 2005-12-01
EP1600606B1 (de) 2006-11-29

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