CA2655689A1 - Turbine nozzle with integral impingement blanket - Google Patents

Turbine nozzle with integral impingement blanket Download PDF

Info

Publication number
CA2655689A1
CA2655689A1 CA002655689A CA2655689A CA2655689A1 CA 2655689 A1 CA2655689 A1 CA 2655689A1 CA 002655689 A CA002655689 A CA 002655689A CA 2655689 A CA2655689 A CA 2655689A CA 2655689 A1 CA2655689 A1 CA 2655689A1
Authority
CA
Canada
Prior art keywords
impingement
outer band
segment
blanket
turbine
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002655689A
Other languages
English (en)
French (fr)
Inventor
Jason David Shapiro
David Allen Flodman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of CA2655689A1 publication Critical patent/CA2655689A1/en
Abandoned legal-status Critical Current

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
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/14—Casings modified therefor
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • F05D2240/81—Cooled platforms
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA002655689A 2008-02-29 2009-02-26 Turbine nozzle with integral impingement blanket Abandoned CA2655689A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/040,482 US20090220331A1 (en) 2008-02-29 2008-02-29 Turbine nozzle with integral impingement blanket
US12/040,482 2008-02-29

Publications (1)

Publication Number Publication Date
CA2655689A1 true CA2655689A1 (en) 2009-08-29

Family

ID=40786698

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002655689A Abandoned CA2655689A1 (en) 2008-02-29 2009-02-26 Turbine nozzle with integral impingement blanket

Country Status (4)

Country Link
US (1) US20090220331A1 (de)
EP (1) EP2096265A2 (de)
JP (1) JP2009209936A (de)
CA (1) CA2655689A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5449225B2 (ja) * 2011-02-08 2014-03-19 株式会社日立製作所 ガスタービン
CZ305366B6 (cs) * 2011-03-31 2015-08-19 Vlastimil Sedláček Způsob montáže statorových lopatek turbíny a jejich zajištění pomocí bandáže a zařízení k provádění tohoto způsobu
US9011079B2 (en) * 2012-01-09 2015-04-21 General Electric Company Turbine nozzle compartmentalized cooling system
US9371735B2 (en) * 2012-11-29 2016-06-21 Solar Turbines Incorporated Gas turbine engine turbine nozzle impingement cover
US9500095B2 (en) 2013-03-13 2016-11-22 Pratt & Whitney Canada Corp. Turbine shroud segment sealing
JP5676040B1 (ja) * 2014-06-30 2015-02-25 三菱日立パワーシステムズ株式会社 静翼、これを備えているガスタービン、静翼の製造方法、及び静翼の改造方法
US10655482B2 (en) * 2015-02-05 2020-05-19 Rolls-Royce Corporation Vane assemblies for gas turbine engines

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3844343A (en) * 1973-02-02 1974-10-29 Gen Electric Impingement-convective cooling system
GB1519590A (en) * 1974-11-11 1978-08-02 Rolls Royce Gas turbine engine
JP3142850B2 (ja) * 1989-03-13 2001-03-07 株式会社東芝 タービンの冷却翼および複合発電プラント
US5160241A (en) * 1991-09-09 1992-11-03 General Electric Company Multi-port air channeling assembly
WO1996015357A1 (en) * 1994-11-10 1996-05-23 Westinghouse Electric Corporation Gas turbine vane with a cooled inner shroud
US6386825B1 (en) * 2000-04-11 2002-05-14 General Electric Company Apparatus and methods for impingement cooling of a side wall of a turbine nozzle segment
US6413040B1 (en) * 2000-06-13 2002-07-02 General Electric Company Support pedestals for interconnecting a cover and nozzle band wall in a gas turbine nozzle segment
EP1191189A1 (de) * 2000-09-26 2002-03-27 Siemens Aktiengesellschaft Gasturbinenschaufel
US6416284B1 (en) * 2000-11-03 2002-07-09 General Electric Company Turbine blade for gas turbine engine and method of cooling same
US6543993B2 (en) * 2000-12-28 2003-04-08 General Electric Company Apparatus and methods for localized cooling of gas turbine nozzle walls
US6652220B2 (en) * 2001-11-15 2003-11-25 General Electric Company Methods and apparatus for cooling gas turbine nozzles
US6779597B2 (en) * 2002-01-16 2004-08-24 General Electric Company Multiple impingement cooled structure
US6769865B2 (en) * 2002-03-22 2004-08-03 General Electric Company Band cooled turbine nozzle
US7008185B2 (en) * 2003-02-27 2006-03-07 General Electric Company Gas turbine engine turbine nozzle bifurcated impingement baffle
US7008178B2 (en) * 2003-12-17 2006-03-07 General Electric Company Inboard cooled nozzle doublet
US7086829B2 (en) * 2004-02-03 2006-08-08 General Electric Company Film cooling for the trailing edge of a steam cooled nozzle
US7007488B2 (en) * 2004-07-06 2006-03-07 General Electric Company Modulated flow turbine nozzle
JP2007239756A (ja) * 2007-06-28 2007-09-20 Hitachi Ltd ガスタービン及びその静翼
US7946801B2 (en) * 2007-12-27 2011-05-24 General Electric Company Multi-source gas turbine cooling

Also Published As

Publication number Publication date
EP2096265A2 (de) 2009-09-02
US20090220331A1 (en) 2009-09-03
JP2009209936A (ja) 2009-09-17

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20140226