DE69816947D1 - Gasturbinenschaufel - Google Patents

Gasturbinenschaufel

Info

Publication number
DE69816947D1
DE69816947D1 DE69816947T DE69816947T DE69816947D1 DE 69816947 D1 DE69816947 D1 DE 69816947D1 DE 69816947 T DE69816947 T DE 69816947T DE 69816947 T DE69816947 T DE 69816947T DE 69816947 D1 DE69816947 D1 DE 69816947D1
Authority
DE
Germany
Prior art keywords
gas turbine
turbine blade
blade
gas
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.)
Expired - Lifetime
Application number
DE69816947T
Other languages
English (en)
Other versions
DE69816947T2 (de
Inventor
Masanori Yuri
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Application granted granted Critical
Publication of DE69816947D1 publication Critical patent/DE69816947D1/de
Publication of DE69816947T2 publication Critical patent/DE69816947T2/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
    • 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
    • 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
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2212—Improvement of heat transfer by creating turbulence

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69816947T 1997-12-08 1998-12-04 Gasturbinenschaufel Expired - Lifetime DE69816947T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9337116A JPH11173105A (ja) 1997-12-08 1997-12-08 ガスタービン動翼
JP33711697 1997-12-08

Publications (2)

Publication Number Publication Date
DE69816947D1 true DE69816947D1 (de) 2003-09-11
DE69816947T2 DE69816947T2 (de) 2004-06-03

Family

ID=18305595

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69816947T Expired - Lifetime DE69816947T2 (de) 1997-12-08 1998-12-04 Gasturbinenschaufel

Country Status (5)

Country Link
US (1) US6116854A (de)
EP (1) EP0921276B1 (de)
JP (1) JPH11173105A (de)
CA (1) CA2255230C (de)
DE (1) DE69816947T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6406260B1 (en) * 1999-10-22 2002-06-18 Pratt & Whitney Canada Corp. Heat transfer promotion structure for internally convectively cooled airfoils
US6884036B2 (en) * 2003-04-15 2005-04-26 General Electric Company Complementary cooled turbine nozzle
US6890153B2 (en) * 2003-04-29 2005-05-10 General Electric Company Castellated turbine airfoil
US20070297916A1 (en) * 2006-06-22 2007-12-27 United Technologies Corporation Leading edge cooling using wrapped staggered-chevron trip strips
US8556583B2 (en) 2007-08-30 2013-10-15 Mitsubishi Heavy Industries, Ltd. Blade cooling structure of gas turbine
US8376706B2 (en) * 2007-09-28 2013-02-19 General Electric Company Turbine airfoil concave cooling passage using dual-swirl flow mechanism and method
US10119404B2 (en) * 2014-10-15 2018-11-06 Honeywell International Inc. Gas turbine engines with improved leading edge airfoil cooling
US11149553B2 (en) * 2019-08-02 2021-10-19 Rolls-Royce Plc Ceramic matrix composite components with heat transfer augmentation features

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4278400A (en) * 1978-09-05 1981-07-14 United Technologies Corporation Coolable rotor blade
US4775296A (en) * 1981-12-28 1988-10-04 United Technologies Corporation Coolable airfoil for a rotary machine
US4515526A (en) * 1981-12-28 1985-05-07 United Technologies Corporation Coolable airfoil for a rotary machine
JPS59122705A (ja) * 1982-12-28 1984-07-16 Toshiba Corp タ−ビン翼
US5052889A (en) * 1990-05-17 1991-10-01 Pratt & Whintey Canada Offset ribs for heat transfer surface
JP3006174B2 (ja) * 1991-07-04 2000-02-07 株式会社日立製作所 内部に冷却通路を有する部材
US5403159A (en) * 1992-11-30 1995-04-04 United Technoligies Corporation Coolable airfoil structure
JPH09507550A (ja) * 1994-10-24 1997-07-29 ウエスチングハウス・エレクトリック・コーポレイション 冷却効率の高いガスタービン翼
US5488825A (en) * 1994-10-31 1996-02-06 Westinghouse Electric Corporation Gas turbine vane with enhanced cooling
JP3073409B2 (ja) * 1994-12-01 2000-08-07 三菱重工業株式会社 ガスタービン冷却動翼
WO1998000627A1 (en) * 1996-06-28 1998-01-08 United Technologies Corporation Coolable airfoil for a gas turbine engine

Also Published As

Publication number Publication date
DE69816947T2 (de) 2004-06-03
EP0921276A2 (de) 1999-06-09
EP0921276B1 (de) 2003-08-06
CA2255230A1 (en) 1999-06-08
US6116854A (en) 2000-09-12
CA2255230C (en) 2002-05-21
EP0921276A3 (de) 1999-11-03
JPH11173105A (ja) 1999-06-29

Similar Documents

Publication Publication Date Title
DE69936243D1 (de) Gasturbinenschaufel
DE69817533D1 (de) Gasturbinenschaufel
DE69814341D1 (de) Gekühltes gasturbinenblatt
DE69838081D1 (de) Turbinenschaufel
DE69822100D1 (de) Turbinenschaufel
DE69612319D1 (de) Gasturbinenschaufel
DE69815735D1 (de) Gekühlte Gasturbinenlaufschaufel
DE69933601D1 (de) Gasturbine
DE69724018D1 (de) Mehrkomponentengasturbinenschaufel
DE69930916D1 (de) Hohle Gasturbinenschaufel
DE69828337D1 (de) Gasturbine
DE69837687D1 (de) Gasturbinenanlage
DE59907926D1 (de) Turbinenschaufel
DE69622252D1 (de) Gasturbinenrotor
DE59905944D1 (de) Turbinenschaufel
DE69818376D1 (de) Gasturbinenbrennkammer
DE69918744D1 (de) Gasturbinenbrennkammer
DE69926236D1 (de) Gasturbinenelement
DE69816952D1 (de) Gasturbinentriebwerk
DE69832116D1 (de) Gekühlte Turbinenschaufel
DE69930455D1 (de) Gasturbinenbrennkammer
DE69724502D1 (de) Gasturbinenbrennkammer
DE69827555D1 (de) Gasturbine
DE69816013D1 (de) Gasturbinentriebwerk
EP0930419A4 (de) Gasturbinenschaufel

Legal Events

Date Code Title Description
8364 No opposition during term of opposition