GB201112880D0 - Blade cooling and sealing system - Google Patents

Blade cooling and sealing system

Info

Publication number
GB201112880D0
GB201112880D0 GB201112880A GB201112880A GB201112880D0 GB 201112880 D0 GB201112880 D0 GB 201112880D0 GB 201112880 A GB201112880 A GB 201112880A GB 201112880 A GB201112880 A GB 201112880A GB 201112880 D0 GB201112880 D0 GB 201112880D0
Authority
GB
United Kingdom
Prior art keywords
component
flow passage
internal
passage
cooling
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
GB201112880A
Other languages
English (en)
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 GB201112880A priority Critical patent/GB201112880D0/en
Publication of GB201112880D0 publication Critical patent/GB201112880D0/en
Priority to EP20120175968 priority patent/EP2551458A2/fr
Priority to US13/546,678 priority patent/US20130028735A1/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
    • 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
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • 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
    • F05D2250/70—Shape
    • F05D2250/75—Shape given by its similarity to a letter, e.g. T-shaped
    • 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
    • F05D2260/60—Fluid transfer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB201112880A 2011-07-27 2011-07-27 Blade cooling and sealing system Ceased GB201112880D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB201112880A GB201112880D0 (en) 2011-07-27 2011-07-27 Blade cooling and sealing system
EP20120175968 EP2551458A2 (fr) 2011-07-27 2012-07-11 Système d'étanchéité et de refroidissement d'aube
US13/546,678 US20130028735A1 (en) 2011-07-27 2012-07-11 Blade cooling and sealing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB201112880A GB201112880D0 (en) 2011-07-27 2011-07-27 Blade cooling and sealing system

Publications (1)

Publication Number Publication Date
GB201112880D0 true GB201112880D0 (en) 2011-09-07

Family

ID=44652373

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201112880A Ceased GB201112880D0 (en) 2011-07-27 2011-07-27 Blade cooling and sealing system

Country Status (3)

Country Link
US (1) US20130028735A1 (fr)
EP (1) EP2551458A2 (fr)
GB (1) GB201112880D0 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9771816B2 (en) 2014-05-07 2017-09-26 General Electric Company Blade cooling circuit feed duct, exhaust duct, and related cooling structure
US9638045B2 (en) 2014-05-28 2017-05-02 General Electric Company Cooling structure for stationary blade
US10132182B2 (en) * 2014-11-12 2018-11-20 United Technologies Corporation Platforms with leading edge features
US20160146016A1 (en) * 2014-11-24 2016-05-26 General Electric Company Rotor rim impingement cooling
JP6526787B2 (ja) 2015-02-26 2019-06-05 東芝エネルギーシステムズ株式会社 タービン動翼及びタービン
FR3034129B1 (fr) * 2015-03-27 2019-05-17 Safran Aircraft Engines Aube mobile de turbine a conception amelioree pour turbomachine d'aeronef
US9909436B2 (en) 2015-07-16 2018-03-06 General Electric Company Cooling structure for stationary blade
US9822653B2 (en) 2015-07-16 2017-11-21 General Electric Company Cooling structure for stationary blade
CN113623072A (zh) * 2021-08-23 2021-11-09 中国科学院工程热物理研究所 一种用于高压比轴流压气机的后面级盘缘冷却结构

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1551678A (en) * 1978-03-20 1979-08-30 Rolls Royce Cooled rotor blade for a gas turbine engine
US4666368A (en) * 1986-05-01 1987-05-19 General Electric Company Swirl nozzle for a cooling system in gas turbine engines
US5358374A (en) * 1993-07-21 1994-10-25 General Electric Company Turbine nozzle backflow inhibitor
JP3416447B2 (ja) * 1997-03-11 2003-06-16 三菱重工業株式会社 ガスタービンの翼冷却空気供給システム
US7547191B2 (en) * 2006-08-24 2009-06-16 Siemens Energy, Inc. Turbine airfoil cooling system with perimeter cooling and rim cavity purge channels
US7819629B2 (en) * 2007-02-15 2010-10-26 Siemens Energy, Inc. Blade for a gas turbine
EP2003291B1 (fr) * 2007-06-15 2017-08-09 Ansaldo Energia Switzerland AG Aube de turbine à gaz moulée et procédé de production
US8133024B1 (en) * 2009-06-23 2012-03-13 Florida Turbine Technologies, Inc. Turbine blade with root corner cooling
US8821111B2 (en) * 2010-12-14 2014-09-02 Siemens Energy, Inc. Gas turbine vane with cooling channel end turn structure

Also Published As

Publication number Publication date
US20130028735A1 (en) 2013-01-31
EP2551458A2 (fr) 2013-01-30

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Legal Events

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