PL3650652T3 - Fastening of a turbine blade with tree-shaped root in a turbine rotor by means of a deformable fixation wedge and a securing element - Google Patents

Fastening of a turbine blade with tree-shaped root in a turbine rotor by means of a deformable fixation wedge and a securing element

Info

Publication number
PL3650652T3
PL3650652T3 PL18205174T PL18205174T PL3650652T3 PL 3650652 T3 PL3650652 T3 PL 3650652T3 PL 18205174 T PL18205174 T PL 18205174T PL 18205174 T PL18205174 T PL 18205174T PL 3650652 T3 PL3650652 T3 PL 3650652T3
Authority
PL
Poland
Prior art keywords
tree
fastening
securing element
shaped root
turbine
Prior art date
Application number
PL18205174T
Other languages
Polish (pl)
Inventor
Tomas Misek
Miloslav Bily
Original Assignee
Doosan Skoda Power S.R.O.
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 Doosan Skoda Power S.R.O. filed Critical Doosan Skoda Power S.R.O.
Publication of PL3650652T3 publication Critical patent/PL3650652T3/en

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
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/326—Locking of axial insertion type blades by other means
    • 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
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/36—Retaining components in desired mutual position by a form fit connection, e.g. by interlocking
    • 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
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/37—Retaining components in desired mutual position by a press fit connection

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
PL18205174T 2018-11-08 2018-11-08 Fastening of a turbine blade with tree-shaped root in a turbine rotor by means of a deformable fixation wedge and a securing element PL3650652T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP18205174.8A EP3650652B1 (en) 2018-11-08 2018-11-08 Fastening of a turbine blade with tree-shaped root in a turbine rotor by means of a deformable fixation wedge and a securing element

Publications (1)

Publication Number Publication Date
PL3650652T3 true PL3650652T3 (en) 2022-05-02

Family

ID=64899161

Family Applications (1)

Application Number Title Priority Date Filing Date
PL18205174T PL3650652T3 (en) 2018-11-08 2018-11-08 Fastening of a turbine blade with tree-shaped root in a turbine rotor by means of a deformable fixation wedge and a securing element

Country Status (2)

Country Link
EP (1) EP3650652B1 (en)
PL (1) PL3650652T3 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4265595A (en) * 1979-01-02 1981-05-05 General Electric Company Turbomachinery blade retaining assembly
JPH0786678B2 (en) 1985-07-25 1995-09-20 富士写真フイルム株式会社 Silver halide photographic material
EP1643082A1 (en) 2004-09-30 2006-04-05 Siemens Aktiengesellschaft Turbine blade retention system
EP1860280A1 (en) * 2006-04-07 2007-11-28 Siemens Aktiengesellschaft Locking device of a turbine blade with a locking element
EP2299060A1 (en) * 2009-09-17 2011-03-23 Siemens Aktiengesellschaft Blade fixation with locking device for turbine blades
US20120177498A1 (en) * 2011-01-07 2012-07-12 General Electric Company Axial retention device for turbine system
US9103221B2 (en) * 2012-02-16 2015-08-11 Alstom Technology Ltd System and method for blade retention

Also Published As

Publication number Publication date
EP3650652A1 (en) 2020-05-13
EP3650652B1 (en) 2022-01-12

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