JP4386891B2 - 傾斜スキーラ先端を有するタービンブレード - Google Patents

傾斜スキーラ先端を有するタービンブレード Download PDF

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Publication number
JP4386891B2
JP4386891B2 JP2005507636A JP2005507636A JP4386891B2 JP 4386891 B2 JP4386891 B2 JP 4386891B2 JP 2005507636 A JP2005507636 A JP 2005507636A JP 2005507636 A JP2005507636 A JP 2005507636A JP 4386891 B2 JP4386891 B2 JP 4386891B2
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JP
Japan
Prior art keywords
tip
rib
tip rib
turbine blade
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 - Fee Related
Application number
JP2005507636A
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English (en)
Japanese (ja)
Other versions
JP2006511757A (ja
JP2006511757A5 (enExample
Inventor
チェリー，デビット，グレン
リー，チン−パン
プラカーシュ，シャンデル
ワディア，アスピ，ラストン
キース，ブライアン，デビッド
ブラスフィールド，スティーブン，ロバート
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 JP2006511757A publication Critical patent/JP2006511757A/ja
Publication of JP2006511757A5 publication Critical patent/JP2006511757A5/ja
Application granted granted Critical
Publication of JP4386891B2 publication Critical patent/JP4386891B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/145—Means for influencing boundary layers or secondary circulations
    • 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F05D2250/20—Three-dimensional
    • F05D2250/29—Three-dimensional machined; miscellaneous
    • F05D2250/292—Three-dimensional machined; miscellaneous tapered

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2005507636A 2002-07-16 2003-07-16 傾斜スキーラ先端を有するタービンブレード Expired - Fee Related JP4386891B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/196,623 US6672829B1 (en) 2002-07-16 2002-07-16 Turbine blade having angled squealer tip
PCT/US2003/022663 WO2005014978A1 (en) 2002-07-16 2003-07-16 Turbine blade having angled squealer tip

Publications (3)

Publication Number Publication Date
JP2006511757A JP2006511757A (ja) 2006-04-06
JP2006511757A5 JP2006511757A5 (enExample) 2006-09-07
JP4386891B2 true JP4386891B2 (ja) 2009-12-16

Family

ID=29735375

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005507636A Expired - Fee Related JP4386891B2 (ja) 2002-07-16 2003-07-16 傾斜スキーラ先端を有するタービンブレード

Country Status (5)

Country Link
US (1) US6672829B1 (enExample)
EP (1) EP1529153B1 (enExample)
JP (1) JP4386891B2 (enExample)
DE (1) DE60321575D1 (enExample)
WO (1) WO2005014978A1 (enExample)

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Also Published As

Publication number Publication date
JP2006511757A (ja) 2006-04-06
DE60321575D1 (de) 2008-07-24
US20040013515A1 (en) 2004-01-22
WO2005014978A1 (en) 2005-02-17
EP1529153A1 (en) 2005-05-11
US6672829B1 (en) 2004-01-06
EP1529153B1 (en) 2008-06-11

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