ATE145709T1 - Trommelrotor für impulsdampfturbine mit schaufeln montiert in längsnuten - Google Patents

Trommelrotor für impulsdampfturbine mit schaufeln montiert in längsnuten

Info

Publication number
ATE145709T1
ATE145709T1 AT93400019T AT93400019T ATE145709T1 AT E145709 T1 ATE145709 T1 AT E145709T1 AT 93400019 T AT93400019 T AT 93400019T AT 93400019 T AT93400019 T AT 93400019T AT E145709 T1 ATE145709 T1 AT E145709T1
Authority
AT
Austria
Prior art keywords
steam turbine
blades
rotor
impulse steam
grooves
Prior art date
Application number
AT93400019T
Other languages
English (en)
Inventor
Jean-Pierre Gros
Guillaume Verschaeve
Original Assignee
Alsthom Gec
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
Priority claimed from FR9200948A external-priority patent/FR2686650B1/fr
Application filed by Alsthom Gec filed Critical Alsthom Gec
Application granted granted Critical
Publication of ATE145709T1 publication Critical patent/ATE145709T1/de

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
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • 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
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
AT93400019T 1992-01-08 1993-01-07 Trommelrotor für impulsdampfturbine mit schaufeln montiert in längsnuten ATE145709T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9200122 1992-01-08
FR9200948A FR2686650B1 (fr) 1992-01-29 1992-01-29 Rotor tambour pour turbine a vapeur a action avec montage des ailettes dans des rainures longitudinales et turbine a vapeur a action comportant un tel rotor.

Publications (1)

Publication Number Publication Date
ATE145709T1 true ATE145709T1 (de) 1996-12-15

Family

ID=26229176

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93400019T ATE145709T1 (de) 1992-01-08 1993-01-07 Trommelrotor für impulsdampfturbine mit schaufeln montiert in längsnuten

Country Status (11)

Country Link
US (1) US5308227A (de)
EP (1) EP0551229B1 (de)
JP (1) JP3297112B2 (de)
CN (1) CN1034829C (de)
AT (1) ATE145709T1 (de)
CZ (1) CZ406592A3 (de)
DE (1) DE69306130T2 (de)
DK (1) DK0551229T3 (de)
ES (1) ES2093936T3 (de)
GR (1) GR3022290T3 (de)
MX (1) MX9300032A (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4436731A1 (de) * 1994-10-14 1996-04-18 Abb Management Ag Verdichter
DE19615549B8 (de) * 1996-04-19 2005-07-07 Alstom Vorrichtung zum thermischen Schutz eines Rotors eines Hochdruckverdichters
DE19654471B4 (de) * 1996-12-27 2006-05-24 Alstom Rotor einer Strömungsmaschine
JPH11343807A (ja) * 1998-06-01 1999-12-14 Mitsubishi Heavy Ind Ltd 蒸気タービンの連結静翼
DE10356586A1 (de) * 2003-12-04 2005-07-07 Alstom Technology Ltd Verdichterrotor
GB0416931D0 (en) * 2004-07-29 2004-09-01 Alstom Technology Ltd Axial flow steam turbine assembly
GB0416932D0 (en) * 2004-07-29 2004-09-01 Alstom Technology Ltd Axial flow steam turbine assembly
EP2045444B1 (de) 2007-10-01 2015-11-18 Alstom Technology Ltd Laufschaufel, Verfahren zur Herstellung einer Laufschaufel, sowie Verdichter mit einer solchen Laufschaufel
DE102008060706A1 (de) * 2008-12-05 2010-06-10 Man Turbo Ag Düsensegment für eine Dampfturbine
US8277191B2 (en) * 2009-02-25 2012-10-02 General Electric Company Apparatus for bucket cover plate retention
US8517688B2 (en) 2010-09-21 2013-08-27 General Electric Company Rotor assembly for use in turbine engines and methods for assembling same
US8834114B2 (en) 2011-09-29 2014-09-16 General Electric Company Turbine drum rotor retrofit
US9109456B2 (en) 2011-10-26 2015-08-18 General Electric Company System for coupling a segment to a rotor of a turbomachine
US8992168B2 (en) * 2011-10-28 2015-03-31 United Technologies Corporation Rotating vane seal with cooling air passages
US9194259B2 (en) * 2012-05-31 2015-11-24 General Electric Company Apparatus for minimizing solid particle erosion in steam turbines
US9598969B2 (en) * 2012-07-20 2017-03-21 Kabushiki Kaisha Toshiba Turbine, manufacturing method thereof, and power generating system
US9194244B2 (en) * 2013-02-25 2015-11-24 General Electric Company Drum rotor dovetail component and related drum rotor system
US10883373B2 (en) * 2017-03-02 2021-01-05 Rolls-Royce Corporation Blade tip seal

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL65041C (de) * 1946-06-07
US3529905A (en) * 1966-12-12 1970-09-22 Gen Motors Corp Cellular metal and seal
FR2404134A1 (fr) * 1977-09-23 1979-04-20 Snecma Rotor pour turbomachines
FR2404102A1 (fr) * 1977-09-27 1979-04-20 Snecma Couronne d'aubage fixe pour turbomachine axiale et son procede de realisation
JPS5728810A (en) * 1980-07-28 1982-02-16 Hitachi Ltd Fluid turbine
US4477226A (en) * 1983-05-09 1984-10-16 General Electric Company Balance for rotating member
US4655683A (en) * 1984-12-24 1987-04-07 United Technologies Corporation Stator seal land structure
US4813850A (en) * 1988-04-06 1989-03-21 Westinghouse Electric Corp. Integral side entry control stage blade group
FR2661944B1 (fr) * 1990-05-14 1994-06-10 Alsthom Gec Etage de turbomachine avec pertes secondaires reduites.

Also Published As

Publication number Publication date
MX9300032A (es) 1993-11-01
JP3297112B2 (ja) 2002-07-02
JPH05248205A (ja) 1993-09-24
CN1080017A (zh) 1993-12-29
GR3022290T3 (en) 1997-04-30
DK0551229T3 (da) 1997-03-17
DE69306130T2 (de) 1997-03-27
US5308227A (en) 1994-05-03
CZ406592A3 (en) 1993-08-11
EP0551229A1 (de) 1993-07-14
EP0551229B1 (de) 1996-11-27
CN1034829C (zh) 1997-05-07
ES2093936T3 (es) 1997-01-01
DE69306130D1 (de) 1997-01-09

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee