JP5864874B2 - エーロフォイルの冷却孔フラグ領域 - Google Patents

エーロフォイルの冷却孔フラグ領域 Download PDF

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Publication number
JP5864874B2
JP5864874B2 JP2011062483A JP2011062483A JP5864874B2 JP 5864874 B2 JP5864874 B2 JP 5864874B2 JP 2011062483 A JP2011062483 A JP 2011062483A JP 2011062483 A JP2011062483 A JP 2011062483A JP 5864874 B2 JP5864874 B2 JP 5864874B2
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JP
Japan
Prior art keywords
airfoil
flag
coolant
cooling hole
flag region
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.)
Active
Application number
JP2011062483A
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English (en)
Japanese (ja)
Other versions
JP2011202656A5 (enExample
JP2011202656A (ja
Inventor
アデブコラ・ベンソン
ギャリー・マイケル・イッツェル
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 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 JP2011202656A publication Critical patent/JP2011202656A/ja
Publication of JP2011202656A5 publication Critical patent/JP2011202656A5/ja
Application granted granted Critical
Publication of JP5864874B2 publication Critical patent/JP5864874B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01D9/00—Stators
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
    • 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
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/122—Fluid guiding means, e.g. vanes related to the trailing edge of a stator vane
    • 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
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
    • 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
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/182—Two-dimensional patterned crenellated, notched
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2011062483A 2010-03-25 2011-03-22 エーロフォイルの冷却孔フラグ領域 Active JP5864874B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/731,783 2010-03-25
US12/731,783 US8523524B2 (en) 2010-03-25 2010-03-25 Airfoil cooling hole flag region

Publications (3)

Publication Number Publication Date
JP2011202656A JP2011202656A (ja) 2011-10-13
JP2011202656A5 JP2011202656A5 (enExample) 2014-05-08
JP5864874B2 true JP5864874B2 (ja) 2016-02-17

Family

ID=44041524

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011062483A Active JP5864874B2 (ja) 2010-03-25 2011-03-22 エーロフォイルの冷却孔フラグ領域

Country Status (4)

Country Link
US (1) US8523524B2 (enExample)
EP (1) EP2372091B1 (enExample)
JP (1) JP5864874B2 (enExample)
CN (1) CN102200033B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102588000B (zh) * 2012-03-12 2014-11-05 南京航空航天大学 涡轮叶片前缘沉槽肋内冷结构及其方法
US9874728B1 (en) 2016-01-08 2018-01-23 General Electric Company Long working distance lens system, assembly, and method
DK3318750T3 (da) * 2016-11-02 2019-11-18 Caren Meicnic Teoranta Et bæreplan og et turbine apparat
US10883371B1 (en) 2019-06-21 2021-01-05 Rolls-Royce Plc Ceramic matrix composite vane with trailing edge radial cooling
USD1025828S1 (en) * 2021-05-07 2024-05-07 Thomas George Ference Flag
USD1033272S1 (en) * 2021-05-07 2024-07-02 Thomas George Ference Flag

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5413463A (en) * 1991-12-30 1995-05-09 General Electric Company Turbulated cooling passages in gas turbine buckets
US5690472A (en) * 1992-02-03 1997-11-25 General Electric Company Internal cooling of turbine airfoil wall using mesh cooling hole arrangement
US5378108A (en) * 1994-03-25 1995-01-03 United Technologies Corporation Cooled turbine blade
US5536143A (en) * 1995-03-31 1996-07-16 General Electric Co. Closed circuit steam cooled bucket
JPH0941903A (ja) * 1995-07-27 1997-02-10 Toshiba Corp ガスタービン冷却動翼
US6174134B1 (en) * 1999-03-05 2001-01-16 General Electric Company Multiple impingement airfoil cooling
US6142734A (en) * 1999-04-06 2000-11-07 General Electric Company Internally grooved turbine wall
US6607355B2 (en) * 2001-10-09 2003-08-19 United Technologies Corporation Turbine airfoil with enhanced heat transfer
US6644921B2 (en) * 2001-11-08 2003-11-11 General Electric Company Cooling passages and methods of fabrication
US7114916B2 (en) * 2004-02-09 2006-10-03 United Technologies Corporation Tailored turbulation for turbine blades
US7270515B2 (en) 2005-05-26 2007-09-18 Siemens Power Generation, Inc. Turbine airfoil trailing edge cooling system with segmented impingement ribs
US7452186B2 (en) 2005-08-16 2008-11-18 United Technologies Corporation Turbine blade including revised trailing edge cooling
JP2009508308A (ja) 2005-09-13 2009-02-26 アールボルウ ウニベーシテット 燃料電池内の冷却剤の受動的再循環
JP2007211618A (ja) * 2006-02-07 2007-08-23 Mitsubishi Heavy Ind Ltd ガスタービン
EP1921268A1 (de) * 2006-11-08 2008-05-14 Siemens Aktiengesellschaft Turbinenschaufel
US7722326B2 (en) * 2007-03-13 2010-05-25 Siemens Energy, Inc. Intensively cooled trailing edge of thin airfoils for turbine engines
US7652880B2 (en) 2007-03-27 2010-01-26 Adc Telecommunications, Inc. Combined-natural-and-forced-convection heat sink
US7901180B2 (en) * 2007-05-07 2011-03-08 United Technologies Corporation Enhanced turbine airfoil cooling
CA2744069C (en) * 2008-11-19 2013-08-06 Bae Systems Plc Fibre reinforced composite
US8807944B2 (en) * 2011-01-03 2014-08-19 General Electric Company Turbomachine airfoil component and cooling method therefor

Also Published As

Publication number Publication date
EP2372091B1 (en) 2020-11-04
CN102200033A (zh) 2011-09-28
EP2372091A3 (en) 2014-07-23
CN102200033B (zh) 2015-06-24
US8523524B2 (en) 2013-09-03
US20110236220A1 (en) 2011-09-29
EP2372091A2 (en) 2011-10-05
JP2011202656A (ja) 2011-10-13

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