FR2858651A1 - Circuit de refroidissement dans une aube de turbine et procede de refroidissement d'une aube de turbine - Google Patents

Circuit de refroidissement dans une aube de turbine et procede de refroidissement d'une aube de turbine Download PDF

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Publication number
FR2858651A1
FR2858651A1 FR0408103A FR0408103A FR2858651A1 FR 2858651 A1 FR2858651 A1 FR 2858651A1 FR 0408103 A FR0408103 A FR 0408103A FR 0408103 A FR0408103 A FR 0408103A FR 2858651 A1 FR2858651 A1 FR 2858651A1
Authority
FR
France
Prior art keywords
cavity
cooling
coolant flow
cooling path
insert
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.)
Withdrawn
Application number
FR0408103A
Other languages
English (en)
French (fr)
Inventor
Michael R Pothier
John R Seymour
David Leo
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 FR2858651A1 publication Critical patent/FR2858651A1/fr
Withdrawn legal-status Critical Current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
    • F01D9/06—Fluid supply conduits to nozzles 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR0408103A 2003-08-04 2004-07-22 Circuit de refroidissement dans une aube de turbine et procede de refroidissement d'une aube de turbine Withdrawn FR2858651A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/632,851 US6843637B1 (en) 2003-08-04 2003-08-04 Cooling circuit within a turbine nozzle and method of cooling a turbine nozzle

Publications (1)

Publication Number Publication Date
FR2858651A1 true FR2858651A1 (fr) 2005-02-11

Family

ID=33565203

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0408103A Withdrawn FR2858651A1 (fr) 2003-08-04 2004-07-22 Circuit de refroidissement dans une aube de turbine et procede de refroidissement d'une aube de turbine

Country Status (3)

Country Link
US (1) US6843637B1 (https=)
JP (1) JP2005054796A (https=)
FR (1) FR2858651A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7588410B2 (en) * 2007-10-24 2009-09-15 Fowler Products Company, Llc Pneumatic conveyor and conveyor section having a curved conveyor path
EP2990607A1 (en) * 2014-08-28 2016-03-02 Siemens Aktiengesellschaft Cooling concept for turbine blades or vanes
US10260356B2 (en) 2016-06-02 2019-04-16 General Electric Company Nozzle cooling system for a gas turbine engine
US10428660B2 (en) * 2017-01-31 2019-10-01 United Technologies Corporation Hybrid airfoil cooling
JP2024123848A (ja) * 2023-03-02 2024-09-12 三菱重工業株式会社 タービン静翼及びガスタービン
US12392287B2 (en) * 2023-03-14 2025-08-19 Rtx Corporation Steam cooling turbine stator vane array

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5498126A (en) * 1994-04-28 1996-03-12 United Technologies Corporation Airfoil with dual source cooling
US5634766A (en) * 1994-08-23 1997-06-03 General Electric Co. Turbine stator vane segments having combined air and steam cooling circuits
US5975850A (en) * 1996-12-23 1999-11-02 General Electric Company Turbulated cooling passages for turbine blades
US6406254B1 (en) * 1999-05-10 2002-06-18 General Electric Company Cooling circuit for steam and air-cooled turbine nozzle stage
KR100694370B1 (ko) * 1999-05-14 2007-03-12 제너럴 일렉트릭 캄파니 터빈 노즐의 내측 및 외측 밴드에서 온도 부정합을 제어하는 장치 및 내측 또는 외측 밴드의 벽과 커버 사이의 온도 차이를 감소시키는 방법
US6227798B1 (en) * 1999-11-30 2001-05-08 General Electric Company Turbine nozzle segment band cooling
US6270317B1 (en) * 1999-12-18 2001-08-07 General Electric Company Turbine nozzle with sloped film cooling
US6517312B1 (en) * 2000-03-23 2003-02-11 General Electric Company Turbine stator vane segment having internal cooling circuits
US6331096B1 (en) * 2000-04-05 2001-12-18 General Electric Company Apparatus and methods for impingement cooling of an undercut region adjacent a side wall of a turbine nozzle segment
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
US6418618B1 (en) * 2000-04-11 2002-07-16 General Electric Company Method of controlling the side wall thickness of a turbine nozzle segment for improved cooling
US6419445B1 (en) * 2000-04-11 2002-07-16 General Electric Company Apparatus for impingement cooling a side wall adjacent an undercut region of a turbine nozzle segment
US6375415B1 (en) * 2000-04-25 2002-04-23 General Electric Company Hook support for a closed circuit fluid cooled gas turbine nozzle stage segment
US6543993B2 (en) * 2000-12-28 2003-04-08 General Electric Company Apparatus and methods for localized cooling of gas turbine nozzle walls

Also Published As

Publication number Publication date
US6843637B1 (en) 2005-01-18
JP2005054796A (ja) 2005-03-03
US20050031444A1 (en) 2005-02-10

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060331