IN2015DN03859A - - Google Patents

Info

Publication number
IN2015DN03859A
IN2015DN03859A IN3859DEN2015A IN2015DN03859A IN 2015DN03859 A IN2015DN03859 A IN 2015DN03859A IN 3859DEN2015 A IN3859DEN2015 A IN 3859DEN2015A IN 2015DN03859 A IN2015DN03859 A IN 2015DN03859A
Authority
IN
India
Prior art keywords
cooling fluid
blades
path
hot gas
row
Prior art date
Application number
Other languages
English (en)
Inventor
Ching Pang Lee
Kok Mun Tham
Paul H Vitt
Eric Schroeder
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IN2015DN03859A publication Critical patent/IN2015DN03859A/en

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
    • F01D5/14—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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IN3859DEN2015 2012-11-29 2013-11-26 IN2015DN03859A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/688,411 US8926283B2 (en) 2012-11-29 2012-11-29 Turbine blade angel wing with pumping features
PCT/US2013/072022 WO2014085464A1 (en) 2012-11-29 2013-11-26 Turbine blade angel wing with pumping features

Publications (1)

Publication Number Publication Date
IN2015DN03859A true IN2015DN03859A (zh) 2015-10-02

Family

ID=49766183

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3859DEN2015 IN2015DN03859A (zh) 2012-11-29 2013-11-26

Country Status (8)

Country Link
US (1) US8926283B2 (zh)
EP (1) EP2925969A1 (zh)
JP (1) JP6254181B2 (zh)
CN (1) CN104903545B (zh)
IN (1) IN2015DN03859A (zh)
RU (1) RU2628135C2 (zh)
SA (1) SA515360472B1 (zh)
WO (1) WO2014085464A1 (zh)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2759675A1 (en) * 2013-01-28 2014-07-30 Siemens Aktiengesellschaft Turbine arrangement with improved sealing effect at a seal
EP2759676A1 (en) * 2013-01-28 2014-07-30 Siemens Aktiengesellschaft Turbine arrangement with improved sealing effect at a seal
US9644483B2 (en) * 2013-03-01 2017-05-09 General Electric Company Turbomachine bucket having flow interrupter and related turbomachine
US9771820B2 (en) * 2014-12-30 2017-09-26 General Electric Company Gas turbine sealing
US10815808B2 (en) 2015-01-22 2020-10-27 General Electric Company Turbine bucket cooling
US10544695B2 (en) 2015-01-22 2020-01-28 General Electric Company Turbine bucket for control of wheelspace purge air
US20160215625A1 (en) * 2015-01-22 2016-07-28 General Electric Company Turbine bucket for control of wheelspace purge air
US10619484B2 (en) 2015-01-22 2020-04-14 General Electric Company Turbine bucket cooling
US10738638B2 (en) 2015-01-22 2020-08-11 General Electric Company Rotor blade with wheel space swirlers and method for forming a rotor blade with wheel space swirlers
US10590774B2 (en) 2015-01-22 2020-03-17 General Electric Company Turbine bucket for control of wheelspace purge air
US10626727B2 (en) 2015-01-22 2020-04-21 General Electric Company Turbine bucket for control of wheelspace purge air
US10443422B2 (en) 2016-02-10 2019-10-15 General Electric Company Gas turbine engine with a rim seal between the rotor and stator
WO2017155497A1 (en) * 2016-03-07 2017-09-14 Siemens Aktiengesellschaft Gas turbine blade tip shroud sealing and flow guiding features
IT202000018631A1 (it) * 2020-07-30 2022-01-30 Ge Avio Srl Pale di turbina comprendenti elementi di aero-freno e metodi per il loro uso.
CN114109517A (zh) * 2021-11-19 2022-03-01 华能国际电力股份有限公司 一种透平叶片伸出翼冷却和密封结构

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH529914A (de) * 1971-08-11 1972-10-31 Mo Energeticheskij Institut Turbinenstufe
US6077035A (en) 1998-03-27 2000-06-20 Pratt & Whitney Canada Corp. Deflector for controlling entry of cooling air leakage into the gaspath of a gas turbine engine
GB9915648D0 (en) 1999-07-06 1999-09-01 Rolls Royce Plc Improvement in or relating to turbine blades
FR2823794B1 (fr) * 2001-04-19 2003-07-11 Snecma Moteurs Aube rapportee et refroidie pour turbine
DE10295864D2 (de) * 2001-12-14 2004-11-04 Alstom Technology Ltd Baden Gasturbinenanordnung
EP1515000B1 (de) 2003-09-09 2016-03-09 Alstom Technology Ltd Beschaufelung einer Turbomaschine mit konturierten Deckbändern
JP4381262B2 (ja) * 2004-09-09 2009-12-09 三菱重工業株式会社 動翼プラットフォーム
US7189056B2 (en) 2005-05-31 2007-03-13 Pratt & Whitney Canada Corp. Blade and disk radial pre-swirlers
US7244104B2 (en) * 2005-05-31 2007-07-17 Pratt & Whitney Canada Corp. Deflectors for controlling entry of fluid leakage into the working fluid flowpath of a gas turbine engine
US7189055B2 (en) 2005-05-31 2007-03-13 Pratt & Whitney Canada Corp. Coverplate deflectors for redirecting a fluid flow
JP2008057416A (ja) * 2006-08-31 2008-03-13 Hitachi Ltd 軸流タービン
US7762773B2 (en) 2006-09-22 2010-07-27 Siemens Energy, Inc. Turbine airfoil cooling system with platform edge cooling channels
US8016552B2 (en) 2006-09-29 2011-09-13 General Electric Company Stator—rotor assemblies having surface features for enhanced containment of gas flow, and related processes
US8066475B2 (en) * 2007-09-04 2011-11-29 General Electric Company Labyrinth compression seal and turbine incorporating the same
GB0808206D0 (en) * 2008-05-07 2008-06-11 Rolls Royce Plc A blade arrangement
US8419356B2 (en) * 2008-09-25 2013-04-16 Siemens Energy, Inc. Turbine seal assembly
US8083475B2 (en) * 2009-01-13 2011-12-27 General Electric Company Turbine bucket angel wing compression seal
US8317465B2 (en) 2009-07-02 2012-11-27 General Electric Company Systems and apparatus relating to turbine engines and seals for turbine engines
US8602737B2 (en) * 2010-06-25 2013-12-10 General Electric Company Sealing device
US8647064B2 (en) * 2010-08-09 2014-02-11 General Electric Company Bucket assembly cooling apparatus and method for forming the bucket assembly
US8834122B2 (en) 2011-10-26 2014-09-16 General Electric Company Turbine bucket angel wing features for forward cavity flow control and related method
DE102012206126B4 (de) 2012-04-13 2014-06-05 MTU Aero Engines AG Laufschaufel sowie Strömungsmaschine

Also Published As

Publication number Publication date
WO2014085464A1 (en) 2014-06-05
JP6254181B2 (ja) 2017-12-27
CN104903545B (zh) 2016-12-28
EP2925969A1 (en) 2015-10-07
RU2628135C2 (ru) 2017-08-15
SA515360472B1 (ar) 2019-02-20
JP2016501341A (ja) 2016-01-18
CN104903545A (zh) 2015-09-09
US20140147250A1 (en) 2014-05-29
RU2015125465A (ru) 2017-01-10
US8926283B2 (en) 2015-01-06

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