RU2013123448A - Рабочая лопатка турбины - Google Patents

Рабочая лопатка турбины Download PDF

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Publication number
RU2013123448A
RU2013123448A RU2013123448/06A RU2013123448A RU2013123448A RU 2013123448 A RU2013123448 A RU 2013123448A RU 2013123448/06 A RU2013123448/06 A RU 2013123448/06A RU 2013123448 A RU2013123448 A RU 2013123448A RU 2013123448 A RU2013123448 A RU 2013123448A
Authority
RU
Russia
Prior art keywords
edge
pressure side
microchannel
protruding edge
plate
Prior art date
Application number
RU2013123448/06A
Other languages
English (en)
Russian (ru)
Inventor
Бенджамин Пол ЛЕЙСИ
Брайан Питер АРНЕСС
Сючзан Джеймс ЧЗАН
Original Assignee
Дженерал Электрик Компании
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 Дженерал Электрик Компании filed Critical Дженерал Электрик Компании
Publication of RU2013123448A publication Critical patent/RU2013123448A/ru

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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F01D5/186—Film cooling
    • 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
    • F05D2260/204—Heat transfer, e.g. cooling by the use of microcircuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
RU2013123448/06A 2012-05-24 2013-05-22 Рабочая лопатка турбины RU2013123448A (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/479,663 US9188012B2 (en) 2012-05-24 2012-05-24 Cooling structures in the tips of turbine rotor blades
US13/479,663 2012-05-24

Publications (1)

Publication Number Publication Date
RU2013123448A true RU2013123448A (ru) 2014-11-27

Family

ID=48463812

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2013123448/06A RU2013123448A (ru) 2012-05-24 2013-05-22 Рабочая лопатка турбины

Country Status (5)

Country Link
US (1) US9188012B2 (https=)
EP (1) EP2666967B1 (https=)
JP (1) JP6192984B2 (https=)
CN (1) CN103422908B (https=)
RU (1) RU2013123448A (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015094636A1 (en) * 2013-12-16 2015-06-25 United Technologies Corporation Gas turbine engine blade with ceramic tip and cooling arrangement
US10012089B2 (en) 2014-05-16 2018-07-03 United Technologies Corporation Airfoil tip pocket with augmentation features
CA2935398A1 (en) 2015-07-31 2017-01-31 Rolls-Royce Corporation Turbine airfoils with micro cooling features
KR101839656B1 (ko) * 2015-08-13 2018-04-26 두산중공업 주식회사 가스터빈 블레이드
EP3147452B1 (en) * 2015-09-22 2018-07-25 Ansaldo Energia IP UK Limited Turboengine blading member
US10619487B2 (en) 2017-01-31 2020-04-14 General Electric Comapny Cooling assembly for a turbine assembly
US10704406B2 (en) * 2017-06-13 2020-07-07 General Electric Company Turbomachine blade cooling structure and related methods
US10605098B2 (en) 2017-07-13 2020-03-31 General Electric Company Blade with tip rail cooling
US10753207B2 (en) 2017-07-13 2020-08-25 General Electric Company Airfoil with tip rail cooling
US10408065B2 (en) 2017-12-06 2019-09-10 General Electric Company Turbine component with rail coolant directing chamber
US10570750B2 (en) 2017-12-06 2020-02-25 General Electric Company Turbine component with tip rail cooling passage
US10933481B2 (en) 2018-01-05 2021-03-02 General Electric Company Method of forming cooling passage for turbine component with cap element
US10612391B2 (en) 2018-01-05 2020-04-07 General Electric Company Two portion cooling passage for airfoil
WO2019177598A1 (en) 2018-03-14 2019-09-19 General Electric Company Cooling assembly for a turbine assembly
US20190338650A1 (en) * 2018-05-07 2019-11-07 Rolls-Royce Corporation Turbine blade squealer tip including internal squealer tip cooling channel
US10801334B2 (en) 2018-09-12 2020-10-13 Raytheon Technologies Corporation Cooling arrangement with purge partition
US11118462B2 (en) 2019-01-24 2021-09-14 Pratt & Whitney Canada Corp. Blade tip pocket rib
US11371359B2 (en) 2020-11-26 2022-06-28 Pratt & Whitney Canada Corp. Turbine blade for a gas turbine engine
CN114810216A (zh) * 2021-01-27 2022-07-29 中国航发商用航空发动机有限责任公司 航空发动机叶片以及航空发动机
US11927111B2 (en) 2022-06-09 2024-03-12 General Electric Company Turbine engine with a blade
US11898460B2 (en) 2022-06-09 2024-02-13 General Electric Company Turbine engine with a blade

Family Cites Families (25)

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US4487550A (en) 1983-01-27 1984-12-11 The United States Of America As Represented By The Secretary Of The Air Force Cooled turbine blade tip closure
US5660523A (en) 1992-02-03 1997-08-26 General Electric Company Turbine blade squealer tip peripheral end wall with cooling passage arrangement
JP3416184B2 (ja) * 1993-02-03 2003-06-16 三菱重工業株式会社 ガスタービン空冷動翼の翼先端部の冷却構造
US5875549A (en) * 1997-03-17 1999-03-02 Siemens Westinghouse Power Corporation Method of forming internal passages within articles and articles formed by same
DE19944923B4 (de) 1999-09-20 2007-07-19 Alstom Turbinenschaufel für den Rotor einer Gasturbine
US6528118B2 (en) 2001-02-06 2003-03-04 General Electric Company Process for creating structured porosity in thermal barrier coating
US6461108B1 (en) 2001-03-27 2002-10-08 General Electric Company Cooled thermal barrier coating on a turbine blade tip
US6461107B1 (en) 2001-03-27 2002-10-08 General Electric Company Turbine blade tip having thermal barrier coating-formed micro cooling channels
US20030021684A1 (en) * 2001-07-24 2003-01-30 Downs James P. Turbine blade tip cooling construction
US6929868B2 (en) * 2002-11-20 2005-08-16 General Electric Company SRZ-susceptible superalloy article having a protective layer thereon
GB2413160B (en) 2004-04-17 2006-08-09 Rolls Royce Plc Turbine rotor blades
US7029235B2 (en) 2004-04-30 2006-04-18 Siemens Westinghouse Power Corporation Cooling system for a tip of a turbine blade
FR2907157A1 (fr) 2006-10-13 2008-04-18 Snecma Sa Aube mobile de turbomachine
US7900458B2 (en) 2007-05-29 2011-03-08 Siemens Energy, Inc. Turbine airfoils with near surface cooling passages and method of making same
US7922451B1 (en) 2007-09-07 2011-04-12 Florida Turbine Technologies, Inc. Turbine blade with blade tip cooling passages
GB0815957D0 (en) 2008-09-03 2008-10-08 Rolls Royce Plc Blades
CN102057134B (zh) 2008-10-30 2015-04-22 三菱日立电力系统株式会社 具有削薄接片的涡轮动叶片
US8109726B2 (en) 2009-01-19 2012-02-07 Siemens Energy, Inc. Turbine blade with micro channel cooling system
US8313287B2 (en) 2009-06-17 2012-11-20 Siemens Energy, Inc. Turbine blade squealer tip rail with fence members
US8182221B1 (en) 2009-07-29 2012-05-22 Florida Turbine Technologies, Inc. Turbine blade with tip sealing and cooling
US8777567B2 (en) * 2010-09-22 2014-07-15 Honeywell International Inc. Turbine blades, turbine assemblies, and methods of manufacturing turbine blades
US8366394B1 (en) 2010-10-21 2013-02-05 Florida Turbine Technologies, Inc. Turbine blade with tip rail cooling channel
US8684691B2 (en) 2011-05-03 2014-04-01 Siemens Energy, Inc. Turbine blade with chamfered squealer tip and convective cooling holes
US8858159B2 (en) 2011-10-28 2014-10-14 United Technologies Corporation Gas turbine engine component having wavy cooling channels with pedestals
US9249670B2 (en) 2011-12-15 2016-02-02 General Electric Company Components with microchannel cooling

Also Published As

Publication number Publication date
JP6192984B2 (ja) 2017-09-06
CN103422908A (zh) 2013-12-04
US9188012B2 (en) 2015-11-17
US20130315748A1 (en) 2013-11-28
EP2666967B1 (en) 2020-07-01
EP2666967A1 (en) 2013-11-27
JP2013245678A (ja) 2013-12-09
CN103422908B (zh) 2016-07-06

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Legal Events

Date Code Title Description
FA92 Acknowledgement of application withdrawn (lack of supplementary materials submitted)

Effective date: 20180718