IT8721433A0 - Supporto per bordo di uscita delle palette dello stadio di regolazione di turbine a vapore. - Google Patents

Supporto per bordo di uscita delle palette dello stadio di regolazione di turbine a vapore.

Info

Publication number
IT8721433A0
IT8721433A0 IT8721433A IT2143387A IT8721433A0 IT 8721433 A0 IT8721433 A0 IT 8721433A0 IT 8721433 A IT8721433 A IT 8721433A IT 2143387 A IT2143387 A IT 2143387A IT 8721433 A0 IT8721433 A0 IT 8721433A0
Authority
IT
Italy
Prior art keywords
blades
support
trailing edge
steam turbine
regulation stage
Prior art date
Application number
IT8721433A
Other languages
English (en)
Other versions
IT1222123B (it
Inventor
Bynum Vanceford Hancock
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IT8721433A0 publication Critical patent/IT8721433A0/it
Application granted granted Critical
Publication of IT1222123B publication Critical patent/IT1222123B/it

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
    • 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
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT21433/87A 1986-08-18 1987-07-24 Supporto per bordo di uscita delle palette dello stadio di regolazione di turbine a vapore IT1222123B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/897,672 US4714410A (en) 1986-08-18 1986-08-18 Trailing edge support for control stage steam turbine blade

Publications (2)

Publication Number Publication Date
IT8721433A0 true IT8721433A0 (it) 1987-07-24
IT1222123B IT1222123B (it) 1990-08-31

Family

ID=25408237

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21433/87A IT1222123B (it) 1986-08-18 1987-07-24 Supporto per bordo di uscita delle palette dello stadio di regolazione di turbine a vapore

Country Status (6)

Country Link
US (1) US4714410A (it)
JP (1) JPS6350605A (it)
KR (1) KR950006399B1 (it)
CA (1) CA1275938C (it)
ES (1) ES2008170A6 (it)
IT (1) IT1222123B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5286168A (en) * 1992-01-31 1994-02-15 Westinghouse Electric Corp. Freestanding mixed tuned blade
US5836744A (en) * 1997-04-24 1998-11-17 United Technologies Corporation Frangible fan blade
US6158961A (en) * 1998-10-13 2000-12-12 General Electric Compnay Truncated chamfer turbine blade
JP2001152804A (ja) * 1999-11-19 2001-06-05 Mitsubishi Heavy Ind Ltd ガスタービン設備及びタービン翼
US6390775B1 (en) * 2000-12-27 2002-05-21 General Electric Company Gas turbine blade with platform undercut
US8096757B2 (en) * 2009-01-02 2012-01-17 General Electric Company Methods and apparatus for reducing nozzle stress
US8277189B2 (en) * 2009-11-12 2012-10-02 General Electric Company Turbine blade and rotor
US9976433B2 (en) * 2010-04-02 2018-05-22 United Technologies Corporation Gas turbine engine with non-axisymmetric surface contoured rotor blade platform
RU2564741C2 (ru) * 2011-07-01 2015-10-10 Альстом Текнолоджи Лтд Лопатка турбины и ротор турбины
EP2666969B1 (en) * 2012-05-21 2017-04-19 General Electric Technology GmbH Turbine diaphragm construction
EP2818641A1 (de) 2013-06-26 2014-12-31 Siemens Aktiengesellschaft Turbinenschaufel mit gestufter und abgeschrägter Plattformkante

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1073623A (en) * 1913-07-23 1913-09-23 Ridgway Dynamo And Engine Company Steam-turbine blade.
DE436567C (de) * 1924-01-19 1926-11-04 Waggon Und Maschb Akt Ges Leitschaufelkranz fuer Dampf- und Gasturbinen
US1720729A (en) * 1928-03-29 1929-07-16 Westinghouse Electric & Mfg Co Blade fastening
US2148653A (en) * 1937-02-27 1939-02-28 Westinghouse Electric & Mfg Co Turbine blade
CH228272A (de) * 1942-03-14 1943-08-15 Sulzer Ag Dampf- oder Gasturbinenschaufel.
US2715011A (en) * 1949-07-19 1955-08-09 Maschf Augsburg Nuernberg Ag Ceramic blade for turbine engine
US2605996A (en) * 1949-10-20 1952-08-05 Gen Electric Bucket attachment for turbine wheels
GB701154A (en) * 1950-03-14 1953-12-16 Rolls Royce Improvements in or relating to blades for axial-flow turbines, compressors or the like and rotors having such blades
US3014695A (en) * 1960-02-03 1961-12-26 Gen Electric Turbine bucket retaining means
AT289852B (de) * 1968-10-28 1971-05-10 Elin Union Ag Beschaufelung der Rotoren von Dampf- oder Gasturbinen
US3923420A (en) * 1973-04-30 1975-12-02 Gen Electric Blade platform with friction damping interlock
JPS5578103A (en) * 1978-12-08 1980-06-12 Hitachi Ltd Method of implanting movable turbine blade
SU985327A1 (ru) * 1980-03-24 1982-12-30 Всесоюзное Научно-Производственное Объединение "Союзтурбогаз" Рабочее колесо осевой турбомашины
JPS5925089B2 (ja) * 1980-07-25 1984-06-14 株式会社日立製作所 タ−ビン動翼ダブテイル
JPS618412A (ja) * 1984-06-22 1986-01-16 Toshiba Corp 蒸気タ−ビンの動翼取付構造

Also Published As

Publication number Publication date
JPS6350605A (ja) 1988-03-03
CA1275938C (en) 1990-11-06
KR880003092A (ko) 1988-05-13
ES2008170A6 (es) 1989-07-16
IT1222123B (it) 1990-08-31
US4714410A (en) 1987-12-22
KR950006399B1 (ko) 1995-06-14

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