PL2406465T3 - Wirnik do maszyn wirnikowych z łopatkami bandażowanymi - Google Patents

Wirnik do maszyn wirnikowych z łopatkami bandażowanymi

Info

Publication number
PL2406465T3
PL2406465T3 PL09787660T PL09787660T PL2406465T3 PL 2406465 T3 PL2406465 T3 PL 2406465T3 PL 09787660 T PL09787660 T PL 09787660T PL 09787660 T PL09787660 T PL 09787660T PL 2406465 T3 PL2406465 T3 PL 2406465T3
Authority
PL
Poland
Prior art keywords
turbomachines
rotor
shrouded blades
shrouded
blades
Prior art date
Application number
PL09787660T
Other languages
English (en)
Inventor
Paolo Calza
Rosario Grillo
Sergio Salvano
Original Assignee
Ge Avio Srl
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 Ge Avio Srl filed Critical Ge Avio Srl
Publication of PL2406465T3 publication Critical patent/PL2406465T3/pl

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
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
PL09787660T 2009-03-09 2009-03-09 Wirnik do maszyn wirnikowych z łopatkami bandażowanymi PL2406465T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/IT2009/000086 WO2010103552A1 (en) 2009-03-09 2009-03-09 Rotor for turbomachines with shrouded blades
EP20090787660 EP2406465B1 (en) 2009-03-09 2009-03-09 Rotor for turbomachines with shrouded blades

Publications (1)

Publication Number Publication Date
PL2406465T3 true PL2406465T3 (pl) 2015-11-30

Family

ID=42250819

Family Applications (1)

Application Number Title Priority Date Filing Date
PL09787660T PL2406465T3 (pl) 2009-03-09 2009-03-09 Wirnik do maszyn wirnikowych z łopatkami bandażowanymi

Country Status (6)

Country Link
US (1) US9004870B2 (pl)
EP (1) EP2406465B1 (pl)
CA (2) CA2754799C (pl)
ES (1) ES2542160T3 (pl)
PL (1) PL2406465T3 (pl)
WO (1) WO2010103552A1 (pl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2754799C (en) 2009-03-09 2017-05-16 Avio S.P.A. Rotor for turbomachines with shrouded blades
EP2808486B1 (de) * 2013-05-27 2017-08-30 MTU Aero Engines GmbH Wuchtkörper für eine Laufschaufelanordnung
DE102016210454A1 (de) * 2016-06-14 2017-12-14 MTU Aero Engines AG Wuchtgewicht für eine Laufschaufel einer Turbinenstufe
US10570765B2 (en) * 2016-11-17 2020-02-25 United Technologies Corporation Endwall arc segments with cover across joint
FR3079263B1 (fr) * 2018-03-20 2022-05-13 Safran Aircraft Engines Dispositif de carenage pour talon d'aube

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2610823A (en) 1947-02-11 1952-09-16 Gen Electric Turbine bucket damping arrangement
US5011374A (en) 1987-11-17 1991-04-30 General Electric Company Method and apparatus for balancing turbine rotors
US5281097A (en) * 1992-11-20 1994-01-25 General Electric Company Thermal control damper for turbine rotors
US5522705A (en) 1994-05-13 1996-06-04 United Technologies Corporation Friction damper for gas turbine engine blades
US7108480B2 (en) * 2004-05-28 2006-09-19 General Electric Company Method and apparatus for balancing turbine rotors
US7121800B2 (en) * 2004-09-13 2006-10-17 United Technologies Corporation Turbine blade nested seal damper assembly
WO2008030324A2 (en) * 2006-09-08 2008-03-13 Siemens Energy, Inc. Method for damping vibrations in a steam turbine and low coefficient of friction, wear resistant coating for steam turbine blade contact areas
CA2754799C (en) 2009-03-09 2017-05-16 Avio S.P.A. Rotor for turbomachines with shrouded blades

Also Published As

Publication number Publication date
WO2010103552A1 (en) 2010-09-16
CA2754799C (en) 2017-05-16
ES2542160T3 (es) 2015-07-31
EP2406465A1 (en) 2012-01-18
CA2754799A1 (en) 2010-09-16
US20120087794A1 (en) 2012-04-12
CA2963258C (en) 2018-06-19
CA2963258A1 (en) 2010-09-16
EP2406465B1 (en) 2015-05-06
US9004870B2 (en) 2015-04-14

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