RU2628135C2 - Газотурбинный двигатель - Google Patents

Газотурбинный двигатель Download PDF

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Publication number
RU2628135C2
RU2628135C2 RU2015125465A RU2015125465A RU2628135C2 RU 2628135 C2 RU2628135 C2 RU 2628135C2 RU 2015125465 A RU2015125465 A RU 2015125465A RU 2015125465 A RU2015125465 A RU 2015125465A RU 2628135 C2 RU2628135 C2 RU 2628135C2
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RU
Russia
Prior art keywords
turbine engine
gas turbine
path
cooling fluid
blades
Prior art date
Application number
RU2015125465A
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English (en)
Russian (ru)
Other versions
RU2015125465A (ru
Inventor
Чин-Пан ЛИ
Кок-Мун ТХАМ
Пол Х. ВИТТ
Эрик ШРЕДЕР
Original Assignee
Сименс Акциенгезелльшафт
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.)
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Publication date
Application filed by Сименс Акциенгезелльшафт filed Critical Сименс Акциенгезелльшафт
Publication of RU2015125465A publication Critical patent/RU2015125465A/ru
Application granted granted Critical
Publication of RU2628135C2 publication Critical patent/RU2628135C2/ru

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    • 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
    • F01D11/02—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
    • 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
    • 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)
RU2015125465A 2012-11-29 2013-11-26 Газотурбинный двигатель RU2628135C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/688,411 2012-11-29
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 (2)

Publication Number Publication Date
RU2015125465A RU2015125465A (ru) 2017-01-10
RU2628135C2 true RU2628135C2 (ru) 2017-08-15

Family

ID=49766183

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2015125465A RU2628135C2 (ru) 2012-11-29 2013-11-26 Газотурбинный двигатель

Country Status (8)

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

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2759676A1 (en) * 2013-01-28 2014-07-30 Siemens Aktiengesellschaft Turbine arrangement with improved sealing effect at a seal
EP2759675A1 (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
US10544695B2 (en) 2015-01-22 2020-01-28 General Electric Company Turbine bucket for control of wheelspace purge air
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
US20160215625A1 (en) * 2015-01-22 2016-07-28 General Electric Company Turbine bucket for control of wheelspace purge air
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
US10619484B2 (en) 2015-01-22 2020-04-14 General Electric Company Turbine bucket cooling
US10815808B2 (en) 2015-01-22 2020-10-27 General Electric Company Turbine bucket cooling
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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1364511A (en) * 1971-08-11 1974-08-21 Mo Energeticheskij Institut Turbines
RU2325537C2 (ru) * 2001-04-19 2008-05-27 Снекма Мотёр Насаживаемая охлаждаемая лопатка турбины (варианты)
EP2116692A2 (en) * 2008-05-07 2009-11-11 Rolls-Royce plc A turbine blade arrangement

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
US7189055B2 (en) 2005-05-31 2007-03-13 Pratt & Whitney Canada Corp. Coverplate deflectors for redirecting a fluid flow
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
US7189056B2 (en) 2005-05-31 2007-03-13 Pratt & Whitney Canada Corp. Blade and disk radial pre-swirlers
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
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1364511A (en) * 1971-08-11 1974-08-21 Mo Energeticheskij Institut Turbines
RU2325537C2 (ru) * 2001-04-19 2008-05-27 Снекма Мотёр Насаживаемая охлаждаемая лопатка турбины (варианты)
EP2116692A2 (en) * 2008-05-07 2009-11-11 Rolls-Royce plc A turbine blade arrangement

Also Published As

Publication number Publication date
JP6254181B2 (ja) 2017-12-27
IN2015DN03859A (enExample) 2015-10-02
WO2014085464A1 (en) 2014-06-05
JP2016501341A (ja) 2016-01-18
EP2925969A1 (en) 2015-10-07
CN104903545B (zh) 2016-12-28
US8926283B2 (en) 2015-01-06
US20140147250A1 (en) 2014-05-29
SA515360472B1 (ar) 2019-02-20
CN104903545A (zh) 2015-09-09
RU2015125465A (ru) 2017-01-10

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20191127