DE50009497D1 - Filmkühlung von Gasturbinenschaufeln mittels Schlitzen für Kühlluft - Google Patents

Filmkühlung von Gasturbinenschaufeln mittels Schlitzen für Kühlluft

Info

Publication number
DE50009497D1
DE50009497D1 DE50009497T DE50009497T DE50009497D1 DE 50009497 D1 DE50009497 D1 DE 50009497D1 DE 50009497 T DE50009497 T DE 50009497T DE 50009497 T DE50009497 T DE 50009497T DE 50009497 D1 DE50009497 D1 DE 50009497D1
Authority
DE
Germany
Prior art keywords
slots
gas turbine
cooling
turbine blades
cooling 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
DE50009497T
Other languages
English (en)
Inventor
Peter Tiemann
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of DE50009497D1 publication Critical patent/DE50009497D1/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
    • F01D5/186—Film 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
    • 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
    • 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
    • F05D2260/202—Heat transfer, e.g. cooling by film cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Laser Beam Processing (AREA)
DE50009497T 2000-11-16 2000-11-16 Filmkühlung von Gasturbinenschaufeln mittels Schlitzen für Kühlluft Expired - Lifetime DE50009497D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00125031A EP1207268B1 (de) 2000-11-16 2000-11-16 Filmkühlung von Gasturbinenschaufeln mittels Schlitzen für Kühlluft

Publications (1)

Publication Number Publication Date
DE50009497D1 true DE50009497D1 (de) 2005-03-17

Family

ID=8170398

Family Applications (1)

Application Number Title Priority Date Filing Date
DE50009497T Expired - Lifetime DE50009497D1 (de) 2000-11-16 2000-11-16 Filmkühlung von Gasturbinenschaufeln mittels Schlitzen für Kühlluft

Country Status (5)

Country Link
US (1) US6719529B2 (de)
EP (1) EP1207268B1 (de)
JP (1) JP4040864B2 (de)
CA (1) CA2361978A1 (de)
DE (1) DE50009497D1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6634858B2 (en) * 2001-06-11 2003-10-21 Alstom (Switzerland) Ltd Gas turbine airfoil
US7144215B2 (en) * 2004-07-30 2006-12-05 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
US7198467B2 (en) * 2004-07-30 2007-04-03 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
US7131817B2 (en) * 2004-07-30 2006-11-07 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
US7217096B2 (en) * 2004-12-13 2007-05-15 General Electric Company Fillet energized turbine stage
US7134842B2 (en) * 2004-12-24 2006-11-14 General Electric Company Scalloped surface turbine stage
US7249933B2 (en) * 2005-01-10 2007-07-31 General Electric Company Funnel fillet turbine stage
US7309212B2 (en) * 2005-11-21 2007-12-18 General Electric Company Gas turbine bucket with cooled platform leading edge and method of cooling platform leading edge
US7553534B2 (en) * 2006-08-29 2009-06-30 General Electric Company Film cooled slotted wall and method of making the same
US7766618B1 (en) * 2007-06-21 2010-08-03 Florida Turbine Technologies, Inc. Turbine vane endwall with cascading film cooling diffusion slots
US8057178B2 (en) * 2008-09-04 2011-11-15 General Electric Company Turbine bucket for a turbomachine and method of reducing bow wave effects at a turbine bucket
US8292587B2 (en) * 2008-12-18 2012-10-23 Honeywell International Inc. Turbine blade assemblies and methods of manufacturing the same
US8221055B1 (en) * 2009-07-08 2012-07-17 Florida Turbine Technologies, Inc. Turbine stator vane with endwall cooling
US9630277B2 (en) * 2010-03-15 2017-04-25 Siemens Energy, Inc. Airfoil having built-up surface with embedded cooling passage
US8540486B2 (en) * 2010-03-22 2013-09-24 General Electric Company Apparatus for cooling a bucket assembly
US8398364B1 (en) * 2010-07-21 2013-03-19 Florida Turbine Technologies, Inc. Turbine stator vane with endwall cooling
US8870536B2 (en) * 2012-01-13 2014-10-28 General Electric Company Airfoil
US9091180B2 (en) 2012-07-19 2015-07-28 Siemens Energy, Inc. Airfoil assembly including vortex reducing at an airfoil leading edge
EP3232001A1 (de) 2016-04-15 2017-10-18 Siemens Aktiengesellschaft Laufschaufel für eine turbine
US10590781B2 (en) * 2016-12-21 2020-03-17 General Electric Company Turbine engine assembly with a component having a leading edge trough
CN111734497A (zh) * 2020-07-27 2020-10-02 北京全四维动力科技有限公司 涡轮转子叶片及包括其的燃气轮机

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2603453A (en) * 1946-09-11 1952-07-15 Curtiss Wright Corp Cooling means for turbines
IT1079131B (it) 1975-06-30 1985-05-08 Gen Electric Perfezionato raffreddamento applicabile particolarmente a elementi di turbomotori a gas
US5039278A (en) * 1989-04-11 1991-08-13 General Electric Company Power turbine ventilation system
US5197852A (en) * 1990-05-31 1993-03-30 General Electric Company Nozzle band overhang cooling
US5135354A (en) * 1990-09-14 1992-08-04 United Technologies Corporation Gas turbine blade and disk
GB2249279B (en) * 1990-10-17 1994-01-05 Rolls Royce Plc Improvements in or relating to drilling turbine blades
GB9305010D0 (en) * 1993-03-11 1993-04-28 Rolls Royce Plc A cooled turbine nozzle assembly and a method of calculating the diameters of cooling holes for use in such an assembly
US5800124A (en) * 1996-04-12 1998-09-01 United Technologies Corporation Cooled rotor assembly for a turbine engine
JP3758792B2 (ja) * 1997-02-25 2006-03-22 三菱重工業株式会社 ガスタービン動翼のプラットフォーム冷却機構
EP0902164B1 (de) * 1997-09-15 2003-04-02 ALSTOM (Switzerland) Ltd Plattformkühlung für Gasturbinen
JP2000141069A (ja) * 1998-11-10 2000-05-23 Toshiba Corp タービン翼およびその冷却孔加工方法
DE19908630A1 (de) * 1999-02-27 2000-08-31 Bosch Gmbh Robert Abschirmung gegen Laserstrahlen
US6402471B1 (en) * 2000-11-03 2002-06-11 General Electric Company Turbine blade for gas turbine engine and method of cooling same
US6481959B1 (en) * 2001-04-26 2002-11-19 Honeywell International, Inc. Gas turbine disk cavity ingestion inhibitor

Also Published As

Publication number Publication date
US6719529B2 (en) 2004-04-13
US20020110454A1 (en) 2002-08-15
EP1207268B1 (de) 2005-02-09
JP4040864B2 (ja) 2008-01-30
EP1207268A1 (de) 2002-05-22
JP2002213203A (ja) 2002-07-31
CA2361978A1 (en) 2002-05-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition