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GB201223193D0 - Turbine blade - Google Patents

Turbine blade

Info

Publication number
GB201223193D0
GB201223193D0 GBGB1223193.2A GB201223193A GB201223193D0 GB 201223193 D0 GB201223193 D0 GB 201223193D0 GB 201223193 A GB201223193 A GB 201223193A GB 201223193 D0 GB201223193 D0 GB 201223193D0
Authority
GB
United Kingdom
Prior art keywords
turbine blade
turbine
blade
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.)
Ceased
Application number
GBGB1223193.2A
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GBGB1223193.2A priority Critical patent/GB201223193D0/en
Publication of GB201223193D0 publication Critical patent/GB201223193D0/en
Priority to EP13196186.4A priority patent/EP2746536A1/en
Priority to US14/100,784 priority patent/US20140178207A1/en
Ceased 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
    • F01D5/14—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
    • F01D5/187—Convection cooling
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade 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
    • F05D2250/10—Two-dimensional
    • F05D2250/13—Two-dimensional trapezoidal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GBGB1223193.2A 2012-12-21 2012-12-21 Turbine blade Ceased GB201223193D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GBGB1223193.2A GB201223193D0 (en) 2012-12-21 2012-12-21 Turbine blade
EP13196186.4A EP2746536A1 (en) 2012-12-21 2013-12-09 Rotor stage of a turbine
US14/100,784 US20140178207A1 (en) 2012-12-21 2013-12-09 Turbine blade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1223193.2A GB201223193D0 (en) 2012-12-21 2012-12-21 Turbine blade

Publications (1)

Publication Number Publication Date
GB201223193D0 true GB201223193D0 (en) 2013-02-06

Family

ID=47682419

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB1223193.2A Ceased GB201223193D0 (en) 2012-12-21 2012-12-21 Turbine blade

Country Status (3)

Country Link
US (1) US20140178207A1 (en)
EP (1) EP2746536A1 (en)
GB (1) GB201223193D0 (en)

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US9850762B2 (en) 2013-03-13 2017-12-26 General Electric Company Dust mitigation for turbine blade tip turns
JP6462332B2 (en) * 2014-11-20 2019-01-30 三菱重工業株式会社 Turbine blade and gas turbine
US20160245095A1 (en) * 2015-02-25 2016-08-25 General Electric Company Turbine rotor blade
CN104775854A (en) * 2015-04-23 2015-07-15 华能国际电力股份有限公司 Movable blade top structure capable of inhibiting blade top leakage and reducing blade top temperature
US10107108B2 (en) 2015-04-29 2018-10-23 General Electric Company Rotor blade having a flared tip
JP6565105B2 (en) * 2015-09-29 2019-08-28 三菱日立パワーシステムズ株式会社 Rotor blade and gas turbine provided with the same
CN105179022B (en) * 2015-09-30 2017-06-27 北京大学 A turbine blade with blade top rib structure
US10006294B2 (en) * 2015-10-19 2018-06-26 General Electric Company Article and method of cooling an article
US10260355B2 (en) 2016-03-07 2019-04-16 Honeywell International Inc. Diverging-converging cooling passage for a turbine blade
US10227878B2 (en) * 2016-03-10 2019-03-12 General Electric Company Article and method of forming an article
US10519861B2 (en) * 2016-11-04 2019-12-31 General Electric Company Transition manifolds for cooling channel connections in cooled structures
US11434770B2 (en) 2017-03-28 2022-09-06 Raytheon Technologies Corporation Tip cooling design
US11021967B2 (en) * 2017-04-03 2021-06-01 General Electric Company Turbine engine component with a core tie hole
USD844466S1 (en) 2017-06-22 2019-04-02 Unison Industries, Llc Temperature sensor
US10578498B2 (en) 2017-06-22 2020-03-03 Unison Industries, Llc Air temperature sensor
US10545057B2 (en) 2017-06-22 2020-01-28 Unison Industries, Llc Air temperature sensor and method of reducing error
US10605675B2 (en) 2017-06-22 2020-03-31 Unison Industries, Llc Air temperature sensor
US10585007B2 (en) 2017-06-22 2020-03-10 Unison Industries, Llc Air temperature sensor
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
KR101937588B1 (en) * 2017-09-13 2019-01-10 두산중공업 주식회사 Cooling blade of turbine and turbine and gas turbine comprising the same
US10570750B2 (en) 2017-12-06 2020-02-25 General Electric Company Turbine component with tip rail cooling passage
US10408065B2 (en) 2017-12-06 2019-09-10 General Electric Company Turbine component with rail coolant directing chamber
US11512598B2 (en) 2018-03-14 2022-11-29 General Electric Company Cooling assembly for a turbine assembly
CN108506047A (en) * 2018-03-15 2018-09-07 哈尔滨工业大学 Axial-flow turbine leaf grating with three-dimension curved surface leaf top
WO2019212478A1 (en) * 2018-04-30 2019-11-07 Siemens Aktiengesellschaft Turbine blade tip with multi-outlet cooling channels
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
US10934852B2 (en) * 2018-12-03 2021-03-02 General Electric Company Turbine blade tip cooling system including tip rail cooling insert
US11352889B2 (en) * 2018-12-18 2022-06-07 General Electric Company Airfoil tip rail and method of cooling
KR102162969B1 (en) * 2019-02-26 2020-10-07 두산중공업 주식회사 Turbine blade and gas turbine comprising the same
US11299991B2 (en) * 2020-04-16 2022-04-12 General Electric Company Tip squealer configurations
EP4234885A3 (en) * 2021-02-04 2023-09-06 Doosan Enerbility Co., Ltd. Airfoil with a squealer tip cooling system for a turbine blade, corresponding turbine blade, turbine blade assembly, gas turbine and manufacturing method of an airfoil
US11840940B2 (en) 2021-03-09 2023-12-12 Mechanical Dynamics And Analysis Llc Turbine blade tip cooling hole supply plenum
EP4461927A1 (en) * 2023-05-12 2024-11-13 Doosan Enerbility Co., Ltd. Flow body for a gas turbine, gas turbine, method for manufacturing a flow body for a gas turbine and method for repairing a flow body of a gas turbine
CN116641759A (en) * 2023-05-15 2023-08-25 北京航空航天大学 A Turbine Rotor Double Groove Tip Structure Based on Scraping Vortex Control

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US5660523A (en) * 1992-02-03 1997-08-26 General Electric Company Turbine blade squealer tip peripheral end wall with cooling passage arrangement
JP3416184B2 (en) * 1993-02-03 2003-06-16 三菱重工業株式会社 Cooling structure at the tip of a gas turbine air-cooled rotor blade
US5738491A (en) * 1997-01-03 1998-04-14 General Electric Company Conduction blade tip
DE19944923B4 (en) * 1999-09-20 2007-07-19 Alstom Turbine blade for the rotor of a gas turbine
US6602052B2 (en) * 2001-06-20 2003-08-05 Alstom (Switzerland) Ltd Airfoil tip squealer cooling construction
US6790005B2 (en) * 2002-12-30 2004-09-14 General Electric Company Compound tip notched blade
US6971851B2 (en) * 2003-03-12 2005-12-06 Florida Turbine Technologies, Inc. Multi-metered film cooled blade tip
US6916150B2 (en) * 2003-11-26 2005-07-12 Siemens Westinghouse Power Corporation Cooling system for a tip of a turbine blade
US7270514B2 (en) * 2004-10-21 2007-09-18 General Electric Company Turbine blade tip squealer and rebuild method
FR2887581A1 (en) * 2005-06-24 2006-12-29 Snecma Moteurs Sa TURBOMACHINE HOLLOW AUBE
US7281894B2 (en) * 2005-09-09 2007-10-16 General Electric Company Turbine airfoil curved squealer tip with tip shelf
GB2461502B (en) * 2008-06-30 2010-05-19 Rolls Royce Plc An aerofoil
US7997865B1 (en) * 2008-09-18 2011-08-16 Florida Turbine Technologies, Inc. Turbine blade with tip rail cooling and sealing
US8366394B1 (en) * 2010-10-21 2013-02-05 Florida Turbine Technologies, Inc. Turbine blade with tip rail cooling channel
KR20120048439A (en) * 2010-11-05 2012-05-15 한국항공대학교산학협력단 Gas turbine blade having squealer tip

Also Published As

Publication number Publication date
EP2746536A1 (en) 2014-06-25
US20140178207A1 (en) 2014-06-26

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)