EP2628902A3 - Schaufel mit Deckband und zugehöriges Turbinensystem - Google Patents

Schaufel mit Deckband und zugehöriges Turbinensystem Download PDF

Info

Publication number
EP2628902A3
EP2628902A3 EP13155135.0A EP13155135A EP2628902A3 EP 2628902 A3 EP2628902 A3 EP 2628902A3 EP 13155135 A EP13155135 A EP 13155135A EP 2628902 A3 EP2628902 A3 EP 2628902A3
Authority
EP
European Patent Office
Prior art keywords
tip
turbine system
corresponding turbine
shrouded blade
airfoil
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.)
Withdrawn
Application number
EP13155135.0A
Other languages
English (en)
French (fr)
Other versions
EP2628902A2 (de
Inventor
Vineet Ninad Ghate
Harish Bommonakatte
Matthew Robert Piersall
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 EP2628902A2 publication Critical patent/EP2628902A2/de
Publication of EP2628902A3 publication Critical patent/EP2628902A3/de
Withdrawn legal-status Critical Current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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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
    • F05D2250/30—Arrangement of components
    • F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
    • F05D2250/314—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being inclined in relation to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP13155135.0A 2012-02-15 2013-02-13 Schaufel mit Deckband und zugehöriges Turbinensystem Withdrawn EP2628902A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/397,296 US20130209258A1 (en) 2012-02-15 2012-02-15 Tip shrouded blade

Publications (2)

Publication Number Publication Date
EP2628902A2 EP2628902A2 (de) 2013-08-21
EP2628902A3 true EP2628902A3 (de) 2017-05-10

Family

ID=47683642

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13155135.0A Withdrawn EP2628902A3 (de) 2012-02-15 2013-02-13 Schaufel mit Deckband und zugehöriges Turbinensystem

Country Status (5)

Country Link
US (1) US20130209258A1 (de)
EP (1) EP2628902A3 (de)
JP (1) JP6259189B2 (de)
CN (1) CN103256078A (de)
RU (1) RU2013106198A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108026774B (zh) * 2015-07-31 2021-06-08 通用电气公司 涡轮叶片中的冷却布置
US10648346B2 (en) * 2016-07-06 2020-05-12 General Electric Company Shroud configurations for turbine rotor blades

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5238366A (en) * 1992-07-06 1993-08-24 Westinghouse Electric Corp. Method and apparatus for determining turbine blade deformation
US7654797B2 (en) * 2004-09-08 2010-02-02 Alstom Technology Ltd Blade with shroud
US20100061861A1 (en) * 2008-09-08 2010-03-11 General Electric Company Steam turbine rotating blade for a low pressure section of a steam turbine engine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3178327B2 (ja) * 1996-01-31 2001-06-18 株式会社日立製作所 蒸気タービン
JP2004052757A (ja) * 2002-05-31 2004-02-19 Toshiba Corp タービン動翼
US7066713B2 (en) * 2004-01-31 2006-06-27 United Technologies Corporation Rotor blade for a rotary machine
US7134838B2 (en) * 2004-01-31 2006-11-14 United Technologies Corporation Rotor blade for a rotary machine
JP2005214205A (ja) * 2004-01-31 2005-08-11 United Technol Corp <Utc> 回転機械用のロータブレード
US7344359B2 (en) * 2005-06-02 2008-03-18 General Electric Company Methods and systems for assembling shrouded turbine bucket and tangential entry dovetail
US7771160B2 (en) * 2006-08-10 2010-08-10 United Technologies Corporation Ceramic shroud assembly

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5238366A (en) * 1992-07-06 1993-08-24 Westinghouse Electric Corp. Method and apparatus for determining turbine blade deformation
US7654797B2 (en) * 2004-09-08 2010-02-02 Alstom Technology Ltd Blade with shroud
US20100061861A1 (en) * 2008-09-08 2010-03-11 General Electric Company Steam turbine rotating blade for a low pressure section of a steam turbine engine

Also Published As

Publication number Publication date
EP2628902A2 (de) 2013-08-21
JP2013167246A (ja) 2013-08-29
JP6259189B2 (ja) 2018-01-10
CN103256078A (zh) 2013-08-21
RU2013106198A (ru) 2014-08-20
US20130209258A1 (en) 2013-08-15

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