IT1190703B - Struttura di paletta fissa con sistema di raffreddamento migliorato per turbine a combustione stazionarie - Google Patents

Struttura di paletta fissa con sistema di raffreddamento migliorato per turbine a combustione stazionarie

Info

Publication number
IT1190703B
IT1190703B IT19861/82A IT1986182A IT1190703B IT 1190703 B IT1190703 B IT 1190703B IT 19861/82 A IT19861/82 A IT 19861/82A IT 1986182 A IT1986182 A IT 1986182A IT 1190703 B IT1190703 B IT 1190703B
Authority
IT
Italy
Prior art keywords
cooling system
fixed blade
blade structure
improved cooling
combustion turbines
Prior art date
Application number
IT19861/82A
Other languages
English (en)
Italian (it)
Other versions
IT8219861A0 (it
Inventor
Sterling F Arlington
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 IT8219861A0 publication Critical patent/IT8219861A0/it
Application granted granted Critical
Publication of IT1190703B publication Critical patent/IT1190703B/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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection 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
    • 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
    • F01D9/044—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators permanently, e.g. by welding, brazing, casting or the like
    • 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
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT19861/82A 1981-03-02 1982-02-26 Struttura di paletta fissa con sistema di raffreddamento migliorato per turbine a combustione stazionarie IT1190703B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23977781A 1981-03-02 1981-03-02

Publications (2)

Publication Number Publication Date
IT8219861A0 IT8219861A0 (it) 1982-02-26
IT1190703B true IT1190703B (it) 1988-02-24

Family

ID=22903695

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19861/82A IT1190703B (it) 1981-03-02 1982-02-26 Struttura di paletta fissa con sistema di raffreddamento migliorato per turbine a combustione stazionarie

Country Status (8)

Country Link
JP (1) JPS57157001A (fr)
AR (1) AR227226A1 (fr)
BE (1) BE892325A (fr)
BR (1) BR8200849A (fr)
CA (1) CA1190480A (fr)
GB (1) GB2093923B (fr)
IT (1) IT1190703B (fr)
MX (1) MX155528A (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2723144B1 (fr) * 1984-11-29 1996-12-13 Snecma Distributeur de turbine
US5720431A (en) * 1988-08-24 1998-02-24 United Technologies Corporation Cooled blades for a 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
US5344283A (en) * 1993-01-21 1994-09-06 United Technologies Corporation Turbine vane having dedicated inner platform cooling
US5498126A (en) * 1994-04-28 1996-03-12 United Technologies Corporation Airfoil with dual source cooling
DE69515502T2 (de) * 1994-11-10 2000-08-03 Siemens Westinghouse Power Gasturbinenschaufel mit einer gekühlten plattform
JP3495579B2 (ja) * 1997-10-28 2004-02-09 三菱重工業株式会社 ガスタービン静翼
DE19939179B4 (de) * 1999-08-20 2007-08-02 Alstom Kühlbare Schaufel für eine Gasturbine
US6439837B1 (en) * 2000-06-27 2002-08-27 General Electric Company Nozzle braze backside cooling
US6923623B2 (en) * 2003-08-07 2005-08-02 General Electric Company Perimeter-cooled turbine bucket airfoil cooling hole location, style and configuration
US7070386B2 (en) * 2004-06-25 2006-07-04 United Technologies Corporation Airfoil insert with castellated end
US7140835B2 (en) * 2004-10-01 2006-11-28 General Electric Company Corner cooled turbine nozzle
US9249673B2 (en) * 2011-12-30 2016-02-02 General Electric Company Turbine rotor blade platform cooling
US9297267B2 (en) * 2012-12-10 2016-03-29 General Electric Company System and method for removing heat from a turbine
CA151705S (en) 2012-12-19 2014-12-29 Brita Gmbh Carafe

Also Published As

Publication number Publication date
MX155528A (es) 1988-03-24
JPS57157001A (en) 1982-09-28
GB2093923A (en) 1982-09-08
AR227226A1 (es) 1982-09-30
BE892325A (fr) 1982-09-01
CA1190480A (fr) 1985-07-16
IT8219861A0 (it) 1982-02-26
JPS6148610B2 (fr) 1986-10-24
BR8200849A (pt) 1982-12-28
GB2093923B (en) 1984-06-27

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