JP6397182B2 - エアフォイル及びエアフォイルプラットフォームの冷却方法 - Google Patents

エアフォイル及びエアフォイルプラットフォームの冷却方法 Download PDF

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Publication number
JP6397182B2
JP6397182B2 JP2013249720A JP2013249720A JP6397182B2 JP 6397182 B2 JP6397182 B2 JP 6397182B2 JP 2013249720 A JP2013249720 A JP 2013249720A JP 2013249720 A JP2013249720 A JP 2013249720A JP 6397182 B2 JP6397182 B2 JP 6397182B2
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Prior art keywords
platform
trenches
airfoil
fluid communication
leading edge
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Active
Application number
JP2013249720A
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English (en)
Japanese (ja)
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JP2014114810A5 (enExample
JP2014114810A (ja
Inventor
シューツァン・ジェイムズ・ツァン
スティーブン・ポール・ワッシンザジャー
アーロン・エゼキエル・スミス
アンソニー・ルイス・ジグリオ
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General Electric Co
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General Electric Co
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2014114810A publication Critical patent/JP2014114810A/ja
Publication of JP2014114810A5 publication Critical patent/JP2014114810A5/ja
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Publication of JP6397182B2 publication Critical patent/JP6397182B2/ja
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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
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2013249720A 2012-12-05 2013-12-03 エアフォイル及びエアフォイルプラットフォームの冷却方法 Active JP6397182B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/705,804 2012-12-05
US13/705,804 US9121292B2 (en) 2012-12-05 2012-12-05 Airfoil and a method for cooling an airfoil platform

Publications (3)

Publication Number Publication Date
JP2014114810A JP2014114810A (ja) 2014-06-26
JP2014114810A5 JP2014114810A5 (enExample) 2017-01-12
JP6397182B2 true JP6397182B2 (ja) 2018-09-26

Family

ID=49680825

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013249720A Active JP6397182B2 (ja) 2012-12-05 2013-12-03 エアフォイル及びエアフォイルプラットフォームの冷却方法

Country Status (3)

Country Link
US (1) US9121292B2 (enExample)
EP (1) EP2740898B1 (enExample)
JP (1) JP6397182B2 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201016423D0 (en) * 2010-09-30 2010-11-17 Rolls Royce Plc Cooled rotor blade
US9091180B2 (en) * 2012-07-19 2015-07-28 Siemens Energy, Inc. Airfoil assembly including vortex reducing at an airfoil leading edge
US9708916B2 (en) * 2014-07-18 2017-07-18 General Electric Company Turbine bucket plenum for cooling flows
US9995172B2 (en) * 2015-10-12 2018-06-12 General Electric Company Turbine nozzle with cooling channel coolant discharge plenum
US10385727B2 (en) * 2015-10-12 2019-08-20 General Electric Company Turbine nozzle with cooling channel coolant distribution plenum
EP3232000A1 (de) * 2016-04-15 2017-10-18 Siemens Aktiengesellschaft Plattform einer laufschaufel mit filmkühlungsöffnungen an der plattform und zugehörige strömugsmaschine
US20190264569A1 (en) * 2018-02-23 2019-08-29 General Electric Company Turbine rotor blade with exiting hole to deliver fluid to boundary layer film
US11506061B2 (en) * 2020-08-14 2022-11-22 Mechanical Dynamics & Analysis Llc Ram air turbine blade platform cooling
EP4553280A1 (en) 2023-11-10 2025-05-14 General Electric Company Turbine engine with a blade assembly having cooling conduits
US20250163813A1 (en) * 2023-11-20 2025-05-22 General Electric Company Airfoil assembly with platform cooling
US20250283416A1 (en) * 2024-03-05 2025-09-11 Rtx Corporation Turbine vane with leading edge cooling

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5382135A (en) 1992-11-24 1995-01-17 United Technologies Corporation Rotor blade with cooled integral platform
US5344283A (en) * 1993-01-21 1994-09-06 United Technologies Corporation Turbine vane having dedicated inner platform cooling
US6165600A (en) 1998-10-06 2000-12-26 General Electric Company Gas turbine engine component having a thermal-insulating multilayer ceramic coating
US6210111B1 (en) 1998-12-21 2001-04-03 United Technologies Corporation Turbine blade with platform cooling
DE60045026D1 (de) 1999-09-24 2010-11-11 Gen Electric Gasturbinenschaufel mit prallgekühlter Plattform
CA2334071C (en) 2000-02-23 2005-05-24 Mitsubishi Heavy Industries, Ltd. Gas turbine moving blade
US6478540B2 (en) 2000-12-19 2002-11-12 General Electric Company Bucket platform cooling scheme and related method
US6887033B1 (en) 2003-11-10 2005-05-03 General Electric Company Cooling system for nozzle segment platform edges
US7147439B2 (en) 2004-09-15 2006-12-12 General Electric Company Apparatus and methods for cooling turbine bucket platforms
JP5039837B2 (ja) * 2005-03-30 2012-10-03 三菱重工業株式会社 ガスタービン用高温部材
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
US7416391B2 (en) 2006-02-24 2008-08-26 General Electric Company Bucket platform cooling circuit and method
US20100322767A1 (en) 2009-06-18 2010-12-23 Nadvit Gregory M Turbine Blade Having Platform Cooling Holes
US7766606B2 (en) 2006-08-17 2010-08-03 Siemens Energy, Inc. Turbine airfoil cooling system with platform cooling channels with diffusion slots
JP5281245B2 (ja) 2007-02-21 2013-09-04 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構造
US7900458B2 (en) 2007-05-29 2011-03-08 Siemens Energy, Inc. Turbine airfoils with near surface cooling passages and method of making same
US8221055B1 (en) 2009-07-08 2012-07-17 Florida Turbine Technologies, Inc. Turbine stator vane with endwall cooling
US8449254B2 (en) * 2010-03-29 2013-05-28 United Technologies Corporation Branched airfoil core cooling arrangement
GB201016423D0 (en) * 2010-09-30 2010-11-17 Rolls Royce Plc Cooled rotor blade
US8851846B2 (en) * 2010-09-30 2014-10-07 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US20120107135A1 (en) * 2010-10-29 2012-05-03 General Electric Company Apparatus, systems and methods for cooling the platform region of turbine rotor blades

Also Published As

Publication number Publication date
EP2740898A1 (en) 2014-06-11
US9121292B2 (en) 2015-09-01
EP2740898B1 (en) 2019-09-25
JP2014114810A (ja) 2014-06-26
US20140154063A1 (en) 2014-06-05

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