DE69923746T2 - Gasturbinenschaufel mit serpentinenförmigen Kühlkanälen - Google Patents

Gasturbinenschaufel mit serpentinenförmigen Kühlkanälen Download PDF

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Publication number
DE69923746T2
DE69923746T2 DE69923746T DE69923746T DE69923746T2 DE 69923746 T2 DE69923746 T2 DE 69923746T2 DE 69923746 T DE69923746 T DE 69923746T DE 69923746 T DE69923746 T DE 69923746T DE 69923746 T2 DE69923746 T2 DE 69923746T2
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DE
Germany
Prior art keywords
trailing edge
channel
serpentine
cooling
circles
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
DE69923746T
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German (de)
English (en)
Other versions
DE69923746D1 (de
Inventor
Robert Francis Newburyport Manning
Paul Joseph Wakefield Acquaviva
Daniel Edward Epswich Demers
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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 DE69923746D1 publication Critical patent/DE69923746D1/de
Application granted granted Critical
Publication of DE69923746T2 publication Critical patent/DE69923746T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69923746T 1998-11-16 1999-11-16 Gasturbinenschaufel mit serpentinenförmigen Kühlkanälen Expired - Lifetime DE69923746T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US192227 1998-11-16
US09/192,227 US6099252A (en) 1998-11-16 1998-11-16 Axial serpentine cooled airfoil

Publications (2)

Publication Number Publication Date
DE69923746D1 DE69923746D1 (de) 2005-03-24
DE69923746T2 true DE69923746T2 (de) 2006-03-30

Family

ID=22708776

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69923746T Expired - Lifetime DE69923746T2 (de) 1998-11-16 1999-11-16 Gasturbinenschaufel mit serpentinenförmigen Kühlkanälen

Country Status (4)

Country Link
US (1) US6099252A (enExample)
EP (1) EP1001137B1 (enExample)
JP (1) JP4498508B2 (enExample)
DE (1) DE69923746T2 (enExample)

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US7255535B2 (en) 2004-12-02 2007-08-14 Albrecht Harry A Cooling systems for stacked laminate CMC vane
US7435053B2 (en) * 2005-03-29 2008-10-14 Siemens Power Generation, Inc. Turbine blade cooling system having multiple serpentine trailing edge cooling channels
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US7296972B2 (en) * 2005-12-02 2007-11-20 Siemens Power Generation, Inc. Turbine airfoil with counter-flow serpentine channels
US7993105B2 (en) * 2005-12-06 2011-08-09 United Technologies Corporation Hollow fan blade for gas turbine engine
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US7785070B2 (en) * 2007-03-27 2010-08-31 Siemens Energy, Inc. Wavy flow cooling concept for turbine airfoils
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US8172533B2 (en) * 2008-05-14 2012-05-08 United Technologies Corporation Turbine blade internal cooling configuration
US20090293495A1 (en) * 2008-05-29 2009-12-03 General Electric Company Turbine airfoil with metered cooling cavity
US8382436B2 (en) 2009-01-06 2013-02-26 General Electric Company Non-integral turbine blade platforms and systems
US8167558B2 (en) * 2009-01-19 2012-05-01 Siemens Energy, Inc. Modular serpentine cooling systems for turbine engine components
US8262345B2 (en) 2009-02-06 2012-09-11 General Electric Company Ceramic matrix composite turbine engine
US8535006B2 (en) 2010-07-14 2013-09-17 Siemens Energy, Inc. Near-wall serpentine cooled turbine airfoil
US9022736B2 (en) 2011-02-15 2015-05-05 Siemens Energy, Inc. Integrated axial and tangential serpentine cooling circuit in a turbine airfoil
US9017025B2 (en) 2011-04-22 2015-04-28 Siemens Energy, Inc. Serpentine cooling circuit with T-shaped partitions in a turbine airfoil
US8882448B2 (en) 2011-09-09 2014-11-11 Siemens Aktiengesellshaft Cooling system in a turbine airfoil assembly including zigzag cooling passages interconnected with radial passageways
US8840363B2 (en) 2011-09-09 2014-09-23 Siemens Energy, Inc. Trailing edge cooling system in a turbine airfoil assembly
US8951004B2 (en) 2012-10-23 2015-02-10 Siemens Aktiengesellschaft Cooling arrangement for a gas turbine component
US8936067B2 (en) 2012-10-23 2015-01-20 Siemens Aktiengesellschaft Casting core for a cooling arrangement for a gas turbine component
US9995150B2 (en) * 2012-10-23 2018-06-12 Siemens Aktiengesellschaft Cooling configuration for a gas turbine engine airfoil
US8985949B2 (en) 2013-04-29 2015-03-24 Siemens Aktiengesellschaft Cooling system including wavy cooling chamber in a trailing edge portion of an airfoil assembly
US9920635B2 (en) 2014-09-09 2018-03-20 Honeywell International Inc. Turbine blades and methods of forming turbine blades having lifted rib turbulator structures
US10156157B2 (en) * 2015-02-13 2018-12-18 United Technologies Corporation S-shaped trip strips in internally cooled components
JP6587132B2 (ja) * 2015-09-14 2019-10-09 三菱日立パワーシステムズ株式会社 翼及びこれを備えるガスタービン
US10590776B2 (en) * 2016-06-06 2020-03-17 General Electric Company Turbine component and methods of making and cooling a turbine component
EP3301262B1 (en) * 2016-09-14 2019-08-14 Rolls-Royce plc Blade
EP3301261B1 (en) * 2016-09-14 2019-07-17 Rolls-Royce plc Blade
US10309227B2 (en) 2016-10-26 2019-06-04 General Electric Company Multi-turn cooling circuits for turbine blades
US10233761B2 (en) 2016-10-26 2019-03-19 General Electric Company Turbine airfoil trailing edge coolant passage created by cover
US10352176B2 (en) * 2016-10-26 2019-07-16 General Electric Company Cooling circuits for a multi-wall blade
US10450875B2 (en) 2016-10-26 2019-10-22 General Electric Company Varying geometries for cooling circuits of turbine blades
US10240465B2 (en) 2016-10-26 2019-03-26 General Electric Company Cooling circuits for a multi-wall blade
US10450950B2 (en) 2016-10-26 2019-10-22 General Electric Company Turbomachine blade with trailing edge cooling circuit
US10273810B2 (en) 2016-10-26 2019-04-30 General Electric Company Partially wrapped trailing edge cooling circuit with pressure side serpentine cavities
US10465521B2 (en) 2016-10-26 2019-11-05 General Electric Company Turbine airfoil coolant passage created in cover
US10301946B2 (en) 2016-10-26 2019-05-28 General Electric Company Partially wrapped trailing edge cooling circuits with pressure side impingements
US10598028B2 (en) 2016-10-26 2020-03-24 General Electric Company Edge coupon including cooling circuit for airfoil
KR101883564B1 (ko) * 2016-11-02 2018-07-30 두산중공업 주식회사 가스터빈 블레이드
US20180230815A1 (en) * 2017-02-15 2018-08-16 Florida Turbine Technologies, Inc. Turbine airfoil with thin trailing edge cooling circuit
US10787932B2 (en) * 2018-07-13 2020-09-29 Honeywell International Inc. Turbine blade with dust tolerant cooling system
CN112523810B (zh) * 2020-12-14 2021-08-20 北京航空航天大学 一种应用于涡轮叶片尾缘半劈缝的三角柱型导流结构
US11814965B2 (en) * 2021-11-10 2023-11-14 General Electric Company Turbomachine blade trailing edge cooling circuit with turn passage having set of obstructions

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US5967752A (en) * 1997-12-31 1999-10-19 General Electric Company Slant-tier turbine airfoil

Also Published As

Publication number Publication date
US6099252A (en) 2000-08-08
DE69923746D1 (de) 2005-03-24
EP1001137A2 (en) 2000-05-17
EP1001137B1 (en) 2005-02-16
JP2000154701A (ja) 2000-06-06
JP4498508B2 (ja) 2010-07-07
EP1001137A3 (en) 2001-10-10

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