DE50304226D1 - Gekühlte turbinenschaufel - Google Patents

Gekühlte turbinenschaufel

Info

Publication number
DE50304226D1
DE50304226D1 DE50304226T DE50304226T DE50304226D1 DE 50304226 D1 DE50304226 D1 DE 50304226D1 DE 50304226 T DE50304226 T DE 50304226T DE 50304226 T DE50304226 T DE 50304226T DE 50304226 D1 DE50304226 D1 DE 50304226D1
Authority
DE
Germany
Prior art keywords
turbine bucket
cooled turbine
cooled
bucket
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
DE50304226T
Other languages
English (en)
Inventor
Reinhard Fried
Hans Wettstein
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 Technology GmbH
Original Assignee
Alstom Technology 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 Alstom Technology AG filed Critical Alstom Technology AG
Application granted granted Critical
Publication of DE50304226D1 publication Critical patent/DE50304226D1/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
    • F05D2260/60—Fluid transfer
    • F05D2260/607—Preventing clogging or obstruction of flow paths by dirt, dust, or foreign particles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE50304226T 2002-03-25 2003-02-21 Gekühlte turbinenschaufel Expired - Lifetime DE50304226D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH5072002 2002-03-25
PCT/CH2003/000134 WO2003080998A1 (de) 2002-03-25 2003-02-21 Gekühlte turbinenschaufel

Publications (1)

Publication Number Publication Date
DE50304226D1 true DE50304226D1 (de) 2006-08-24

Family

ID=28048290

Family Applications (1)

Application Number Title Priority Date Filing Date
DE50304226T Expired - Lifetime DE50304226D1 (de) 2002-03-25 2003-02-21 Gekühlte turbinenschaufel

Country Status (5)

Country Link
US (1) US7293962B2 (de)
EP (1) EP1488077B1 (de)
AU (1) AU2003205491A1 (de)
DE (1) DE50304226D1 (de)
WO (1) WO2003080998A1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003080998A1 (de) 2002-03-25 2003-10-02 Alstom Technology Ltd Gekühlte turbinenschaufel
GB0524735D0 (en) 2005-12-03 2006-01-11 Rolls Royce Plc Turbine blade
US7549843B2 (en) * 2006-08-24 2009-06-23 Siemens Energy, Inc. Turbine airfoil cooling system with axial flowing serpentine cooling chambers
US20090003987A1 (en) * 2006-12-21 2009-01-01 Jack Raul Zausner Airfoil with improved cooling slot arrangement
US7785070B2 (en) * 2007-03-27 2010-08-31 Siemens Energy, Inc. Wavy flow cooling concept for turbine airfoils
US7967567B2 (en) * 2007-03-27 2011-06-28 Siemens Energy, Inc. Multi-pass cooling for turbine airfoils
US8047788B1 (en) * 2007-10-19 2011-11-01 Florida Turbine Technologies, Inc. Turbine airfoil with near-wall serpentine cooling
US10286407B2 (en) 2007-11-29 2019-05-14 General Electric Company Inertial separator
US8105033B2 (en) * 2008-06-05 2012-01-31 United Technologies Corporation Particle resistant in-wall cooling passage inlet
US8167558B2 (en) * 2009-01-19 2012-05-01 Siemens Energy, Inc. Modular serpentine cooling systems for turbine engine components
US8096772B2 (en) * 2009-03-20 2012-01-17 Siemens Energy, Inc. Turbine vane for a gas turbine engine having serpentine cooling channels within the inner endwall
JP2011085084A (ja) * 2009-10-16 2011-04-28 Ihi Corp タービン翼
US8616834B2 (en) * 2010-04-30 2013-12-31 General Electric Company Gas turbine engine airfoil integrated heat exchanger
US9074482B2 (en) 2012-04-24 2015-07-07 United Technologies Corporation Airfoil support method and apparatus
US9915176B2 (en) 2014-05-29 2018-03-13 General Electric Company Shroud assembly for turbine engine
CA2949547A1 (en) 2014-05-29 2016-02-18 General Electric Company Turbine engine and particle separators therefore
US11033845B2 (en) 2014-05-29 2021-06-15 General Electric Company Turbine engine and particle separators therefore
US10975731B2 (en) 2014-05-29 2021-04-13 General Electric Company Turbine engine, components, and methods of cooling same
US10036319B2 (en) 2014-10-31 2018-07-31 General Electric Company Separator assembly for a gas turbine engine
US10167725B2 (en) 2014-10-31 2019-01-01 General Electric Company Engine component for a turbine engine
US10156157B2 (en) * 2015-02-13 2018-12-18 United Technologies Corporation S-shaped trip strips in internally cooled components
WO2016160029A1 (en) 2015-04-03 2016-10-06 Siemens Aktiengesellschaft Turbine blade trailing edge with low flow framing channel
US10174620B2 (en) 2015-10-15 2019-01-08 General Electric Company Turbine blade
US9988936B2 (en) 2015-10-15 2018-06-05 General Electric Company Shroud assembly for a gas turbine engine
US10428664B2 (en) 2015-10-15 2019-10-01 General Electric Company Nozzle for a gas turbine engine
US10704425B2 (en) 2016-07-14 2020-07-07 General Electric Company Assembly for a gas turbine engine
EP3473808B1 (de) * 2017-10-19 2020-06-17 Siemens Aktiengesellschaft Schaufelblatt für eine innengekühlte turbinenlaufschaufel sowie verfahren zur herstellung einer solchen
US10669896B2 (en) * 2018-01-17 2020-06-02 Raytheon Technologies Corporation Dirt separator for internally cooled components

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3527543A (en) * 1965-08-26 1970-09-08 Gen Electric Cooling of structural members particularly for gas turbine engines
US3533711A (en) * 1966-02-26 1970-10-13 Gen Electric Cooled vane structure for high temperature turbines
US3533712A (en) * 1966-02-26 1970-10-13 Gen Electric Cooled vane structure for high temperature turbines
GB2165315B (en) 1984-10-04 1987-12-31 Rolls Royce Improvements in or relating to hollow fluid cooled turbine blades
US4753575A (en) * 1987-08-06 1988-06-28 United Technologies Corporation Airfoil with nested cooling channels
DE68906594T2 (de) 1988-04-25 1993-08-26 United Technologies Corp Staubabscheider fuer eine luftgekuehlte schaufel.
US4820123A (en) * 1988-04-25 1989-04-11 United Technologies Corporation Dirt removal means for air cooled blades
US5700131A (en) 1988-08-24 1997-12-23 United Technologies Corporation Cooled blades for a gas turbine engine
GB2262314A (en) * 1991-12-10 1993-06-16 Rolls Royce Plc Air cooled gas turbine engine aerofoil.
US5368441A (en) * 1992-11-24 1994-11-29 United Technologies Corporation Turbine airfoil including diffusing trailing edge pedestals
US5611662A (en) * 1995-08-01 1997-03-18 General Electric Co. Impingement cooling for turbine stator vane trailing edge
US5842829A (en) * 1996-09-26 1998-12-01 General Electric Co. Cooling circuits for trailing edge cavities in airfoils
US6220817B1 (en) 1997-11-17 2001-04-24 General Electric Company AFT flowing multi-tier airfoil cooling circuit
US5997251A (en) * 1997-11-17 1999-12-07 General Electric Company Ribbed turbine blade tip
US5967752A (en) * 1997-12-31 1999-10-19 General Electric Company Slant-tier turbine airfoil
US5971708A (en) * 1997-12-31 1999-10-26 General Electric Company Branch cooled turbine airfoil
DE19921644B4 (de) 1999-05-10 2012-01-05 Alstom Kühlbare Schaufel für eine Gasturbine
GB2350867B (en) * 1999-06-09 2003-03-19 Rolls Royce Plc Gas turbine airfoil internal air system
US6186741B1 (en) * 1999-07-22 2001-02-13 General Electric Company Airfoil component having internal cooling and method of cooling
DE10064269A1 (de) * 2000-12-22 2002-07-04 Alstom Switzerland Ltd Komponente einer Strömungsmaschine mit Inspektionsöffnung
WO2003080998A1 (de) 2002-03-25 2003-10-02 Alstom Technology Ltd Gekühlte turbinenschaufel

Also Published As

Publication number Publication date
EP1488077A1 (de) 2004-12-22
US20050129508A1 (en) 2005-06-16
EP1488077B1 (de) 2006-07-12
AU2003205491A1 (en) 2003-10-08
WO2003080998A1 (de) 2003-10-02
US7293962B2 (en) 2007-11-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition