DE60030030T2 - Kühlkreislauf für dampf- und luftgekühlte Turbinenleitschaufeln - Google Patents

Kühlkreislauf für dampf- und luftgekühlte Turbinenleitschaufeln Download PDF

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Publication number
DE60030030T2
DE60030030T2 DE60030030T DE60030030T DE60030030T2 DE 60030030 T2 DE60030030 T2 DE 60030030T2 DE 60030030 T DE60030030 T DE 60030030T DE 60030030 T DE60030030 T DE 60030030T DE 60030030 T2 DE60030030 T2 DE 60030030T2
Authority
DE
Germany
Prior art keywords
cooling
wall
vane
cavities
air
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.)
Expired - Lifetime
Application number
DE60030030T
Other languages
German (de)
English (en)
Other versions
DE60030030D1 (de
Inventor
Gary Michael Greenville Itzel
Yufeng Phillip Greenville Yu
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 DE60030030D1 publication Critical patent/DE60030030D1/de
Application granted granted Critical
Publication of DE60030030T2 publication Critical patent/DE60030030T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE60030030T 1999-05-10 2000-05-10 Kühlkreislauf für dampf- und luftgekühlte Turbinenleitschaufeln Expired - Lifetime DE60030030T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/307,719 US6406254B1 (en) 1999-05-10 1999-05-10 Cooling circuit for steam and air-cooled turbine nozzle stage
US307719 1999-05-10

Publications (2)

Publication Number Publication Date
DE60030030D1 DE60030030D1 (de) 2006-09-28
DE60030030T2 true DE60030030T2 (de) 2007-03-08

Family

ID=23190921

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60030030T Expired - Lifetime DE60030030T2 (de) 1999-05-10 2000-05-10 Kühlkreislauf für dampf- und luftgekühlte Turbinenleitschaufeln

Country Status (5)

Country Link
US (1) US6406254B1 (enExample)
EP (1) EP1052374B1 (enExample)
JP (1) JP4393667B2 (enExample)
KR (1) KR20010007041A (enExample)
DE (1) DE60030030T2 (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10217388A1 (de) * 2002-04-18 2003-10-30 Siemens Ag Luft- und dampfgekühlte Plattform einer Turbinenschaufel
US6742984B1 (en) 2003-05-19 2004-06-01 General Electric Company Divided insert for steam cooled nozzles and method for supporting and separating divided insert
US6843637B1 (en) 2003-08-04 2005-01-18 General Electric Company Cooling circuit within a turbine nozzle and method of cooling a turbine nozzle
JP5210722B2 (ja) * 2008-06-18 2013-06-12 株式会社日立製作所 ガスタービン静翼の冷却構造および冷媒供給構造
JP5222057B2 (ja) * 2008-08-08 2013-06-26 三菱重工業株式会社 ガスタービン高温部の冷却装置
US8439628B2 (en) * 2010-01-06 2013-05-14 General Electric Company Heat transfer enhancement in internal cavities of turbine engine airfoils
US8851845B2 (en) * 2010-11-17 2014-10-07 General Electric Company Turbomachine vane and method of cooling a turbomachine vane
US8979477B2 (en) * 2011-03-09 2015-03-17 General Electric Company System for cooling and purging exhaust section of gas turbine engine
CN102312684A (zh) * 2011-09-05 2012-01-11 沈阳黎明航空发动机(集团)有限责任公司 一种蒸汽、空气混合冷却透平导向叶片
PL220729B1 (pl) 2011-10-03 2015-12-31 Gen Electric Układ turbiny gazowej
US20130283814A1 (en) * 2012-04-25 2013-10-31 General Electric Company Turbine cooling system
US9500099B2 (en) * 2012-07-02 2016-11-22 United Techologies Corporation Cover plate for a component of a gas turbine engine
US9670797B2 (en) 2012-09-28 2017-06-06 United Technologies Corporation Modulated turbine vane cooling
US10253634B2 (en) * 2013-06-04 2019-04-09 United Technologies Corporation Gas turbine engine airfoil trailing edge suction side cooling
US9334803B2 (en) 2013-08-20 2016-05-10 General Electric Company Method of recovering energy in a steam-cooled gas turbine
US20170234218A1 (en) * 2016-02-16 2017-08-17 Florida Turbine Technologies, Inc. Turbine Stator Vane with Multiple Outer Diameter Pressure Feeds
US10260356B2 (en) * 2016-06-02 2019-04-16 General Electric Company Nozzle cooling system for a gas turbine engine
US20180149085A1 (en) * 2016-11-28 2018-05-31 General Electric Company Exhaust frame cooling via cooling flow reversal
US10428660B2 (en) * 2017-01-31 2019-10-01 United Technologies Corporation Hybrid airfoil cooling
US11242760B2 (en) * 2020-01-22 2022-02-08 General Electric Company Turbine rotor blade with integral impingement sleeve by additive manufacture
CN111691926B (zh) * 2020-06-24 2021-09-14 中船重工龙江广瀚燃气轮机有限公司 一种带空气流道的动力涡轮导叶组
CN115559789A (zh) * 2022-09-19 2023-01-03 中国航发湖南动力机械研究所 一种具有冷却结构的涡轮导向叶片
US12331684B2 (en) * 2023-11-07 2025-06-17 Rtx Corporation Strut microtube counterflow evaporator
CN119957317B (zh) * 2025-03-21 2025-11-21 中国航发湖南动力机械研究所 一种回转内腔供气冷却叶片及航空发动机

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5634766A (en) * 1994-08-23 1997-06-03 General Electric Co. Turbine stator vane segments having combined air and steam cooling circuits
JPH1037704A (ja) * 1996-07-19 1998-02-10 Mitsubishi Heavy Ind Ltd ガスタービンの静翼
JP3316405B2 (ja) * 1997-02-04 2002-08-19 三菱重工業株式会社 ガスタービン冷却静翼
US5827043A (en) * 1997-06-27 1998-10-27 United Technologies Corporation Coolable airfoil

Also Published As

Publication number Publication date
EP1052374A3 (en) 2003-12-03
US20020037217A1 (en) 2002-03-28
US6406254B1 (en) 2002-06-18
JP4393667B2 (ja) 2010-01-06
EP1052374B1 (en) 2006-08-16
DE60030030D1 (de) 2006-09-28
EP1052374A2 (en) 2000-11-15
JP2000337102A (ja) 2000-12-05
KR20010007041A (ko) 2001-01-26

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