JP2005054796A - タービンノズル内の冷却回路及びタービンノズルを冷却する方法 - Google Patents

タービンノズル内の冷却回路及びタービンノズルを冷却する方法 Download PDF

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Publication number
JP2005054796A
JP2005054796A JP2004226289A JP2004226289A JP2005054796A JP 2005054796 A JP2005054796 A JP 2005054796A JP 2004226289 A JP2004226289 A JP 2004226289A JP 2004226289 A JP2004226289 A JP 2004226289A JP 2005054796 A JP2005054796 A JP 2005054796A
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JP
Japan
Prior art keywords
cavity
cooling
insert
impingement
band
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.)
Ceased
Application number
JP2004226289A
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English (en)
Japanese (ja)
Other versions
JP2005054796A5 (enExample
Inventor
Michael R Pothier
マイケル・アール・ポティエ
John R Seymour
ジョン・アール・シーモア
David Leo
デビッド・レオ
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 JP2005054796A publication Critical patent/JP2005054796A/ja
Publication of JP2005054796A5 publication Critical patent/JP2005054796A5/ja
Ceased legal-status Critical Current

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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)
JP2004226289A 2003-08-04 2004-08-03 タービンノズル内の冷却回路及びタービンノズルを冷却する方法 Ceased JP2005054796A (ja)

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 (2)

Publication Number Publication Date
JP2005054796A true JP2005054796A (ja) 2005-03-03
JP2005054796A5 JP2005054796A5 (enExample) 2007-09-20

Family

ID=33565203

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004226289A Ceased JP2005054796A (ja) 2003-08-04 2004-08-03 タービンノズル内の冷却回路及びタービンノズルを冷却する方法

Country Status (3)

Country Link
US (1) US6843637B1 (enExample)
JP (1) JP2005054796A (enExample)
FR (1) FR2858651A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024181260A1 (ja) * 2023-03-02 2024-09-06 三菱重工業株式会社 タービン静翼及びガスタービン

Families Citing this family (5)

* 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
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
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
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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024181260A1 (ja) * 2023-03-02 2024-09-06 三菱重工業株式会社 タービン静翼及びガスタービン

Also Published As

Publication number Publication date
FR2858651A1 (fr) 2005-02-11
US20050031444A1 (en) 2005-02-10
US6843637B1 (en) 2005-01-18

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