ATE487025T1 - Leitschaufel für eine gasturbine - Google Patents

Leitschaufel für eine gasturbine

Info

Publication number
ATE487025T1
ATE487025T1 AT08761302T AT08761302T ATE487025T1 AT E487025 T1 ATE487025 T1 AT E487025T1 AT 08761302 T AT08761302 T AT 08761302T AT 08761302 T AT08761302 T AT 08761302T AT E487025 T1 ATE487025 T1 AT E487025T1
Authority
AT
Austria
Prior art keywords
gas turbine
shroud
clearance
side wall
trailing edge
Prior art date
Application number
AT08761302T
Other languages
English (en)
Inventor
Alexander Khanin
Igor Kurganov
Sergey Vorontsov
Victor Odinokov
Original Assignee
Alstom Technology Ltd
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 Alstom Technology Ltd filed Critical Alstom Technology Ltd
Application granted granted Critical
Publication of ATE487025T1 publication Critical patent/ATE487025T1/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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • 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
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/10—Manufacture by removing material
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/11—Shroud seal segments
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F05D2240/57—Leaf seals
    • 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/29—Three-dimensional machined; miscellaneous

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Control Of Turbines (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
AT08761302T 2007-06-28 2008-06-23 Leitschaufel für eine gasturbine ATE487025T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH10442007 2007-06-28
PCT/EP2008/057947 WO2009000802A2 (de) 2007-06-28 2008-06-23 Leitschaufel für eine gasturbine

Publications (1)

Publication Number Publication Date
ATE487025T1 true ATE487025T1 (de) 2010-11-15

Family

ID=38566219

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08761302T ATE487025T1 (de) 2007-06-28 2008-06-23 Leitschaufel für eine gasturbine

Country Status (8)

Country Link
US (1) US8152454B2 (de)
EP (1) EP2158381B1 (de)
AT (1) ATE487025T1 (de)
CA (1) CA2691186C (de)
DE (1) DE502008001731D1 (de)
SI (1) SI2158381T1 (de)
TW (1) TWI440768B (de)
WO (1) WO2009000802A2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8376705B1 (en) 2011-09-09 2013-02-19 Siemens Energy, Inc. Turbine endwall with grooved recess cavity
US9840917B2 (en) * 2011-12-13 2017-12-12 United Technologies Corporation Stator vane shroud having an offset
US9683446B2 (en) * 2013-03-07 2017-06-20 Rolls-Royce Energy Systems, Inc. Gas turbine engine shrouded blade
EP2964934B1 (de) * 2013-03-08 2018-10-03 United Technologies Corporation Gasturbinenmotorkomponente mit einem federdichtungsschlitz von variabler breite
EP2811118B1 (de) * 2013-06-06 2018-03-14 MTU Aero Engines GmbH Leitschaufelsegment einer Strömungsmaschine und Turbine
US10352180B2 (en) 2013-10-23 2019-07-16 General Electric Company Gas turbine nozzle trailing edge fillet
EP2985419B1 (de) 2014-08-13 2020-01-08 United Technologies Corporation Turbomaschinenlaufschaufelanordnung mit schaufelfussdichtungen
US10329931B2 (en) * 2014-10-01 2019-06-25 United Technologies Corporation Stator assembly for a gas turbine engine
US10876417B2 (en) * 2017-08-17 2020-12-29 Raytheon Technologies Corporation Tuned airfoil assembly
US11506129B2 (en) 2020-04-24 2022-11-22 Raytheon Technologies Corporation Feather seal mateface cooling pockets

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542483A (en) * 1968-07-17 1970-11-24 Westinghouse Electric Corp Turbine stator structure
US3938906A (en) * 1974-10-07 1976-02-17 Westinghouse Electric Corporation Slidable stator seal
US4524980A (en) 1983-12-05 1985-06-25 United Technologies Corporation Intersecting feather seals for interlocking gas turbine vanes
GB2195403A (en) * 1986-09-17 1988-04-07 Rolls Royce Plc Improvements in or relating to sealing and cooling means
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
US7625174B2 (en) * 2005-12-16 2009-12-01 General Electric Company Methods and apparatus for assembling gas turbine engine stator assemblies
US7922444B2 (en) * 2007-01-19 2011-04-12 United Technologies Corporation Chamfer rail pockets for turbine vane shrouds

Also Published As

Publication number Publication date
SI2158381T1 (sl) 2011-03-31
EP2158381B1 (de) 2010-11-03
WO2009000802A3 (de) 2009-03-19
CA2691186A1 (en) 2008-12-31
TW200925390A (en) 2009-06-16
WO2009000802A2 (de) 2008-12-31
US20100150710A1 (en) 2010-06-17
US8152454B2 (en) 2012-04-10
TWI440768B (zh) 2014-06-11
CA2691186C (en) 2015-08-04
DE502008001731D1 (de) 2010-12-16
EP2158381A2 (de) 2010-03-03

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