GB201504677D0 - HPT Integrated interstage seal and cooling air passageways - Google Patents

HPT Integrated interstage seal and cooling air passageways

Info

Publication number
GB201504677D0
GB201504677D0 GBGB1504677.4A GB201504677A GB201504677D0 GB 201504677 D0 GB201504677 D0 GB 201504677D0 GB 201504677 A GB201504677 A GB 201504677A GB 201504677 D0 GB201504677 D0 GB 201504677D0
Authority
GB
United Kingdom
Prior art keywords
hpt
cooling air
air passageways
interstage seal
integrated interstage
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.)
Withdrawn
Application number
GBGB1504677.4A
Other versions
GB2536628A (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 GB1504677.4A priority Critical patent/GB2536628A/en
Publication of GB201504677D0 publication Critical patent/GB201504677D0/en
Publication of GB2536628A publication Critical patent/GB2536628A/en
Withdrawn legal-status Critical Current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
    • F01D9/00—Stators
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
    • 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
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB1504677.4A 2015-03-19 2015-03-19 HPT Integrated interstage seal and cooling air passageways Withdrawn GB2536628A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1504677.4A GB2536628A (en) 2015-03-19 2015-03-19 HPT Integrated interstage seal and cooling air passageways

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1504677.4A GB2536628A (en) 2015-03-19 2015-03-19 HPT Integrated interstage seal and cooling air passageways

Publications (2)

Publication Number Publication Date
GB201504677D0 true GB201504677D0 (en) 2015-05-06
GB2536628A GB2536628A (en) 2016-09-28

Family

ID=53052082

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1504677.4A Withdrawn GB2536628A (en) 2015-03-19 2015-03-19 HPT Integrated interstage seal and cooling air passageways

Country Status (1)

Country Link
GB (1) GB2536628A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019168501A1 (en) * 2018-02-27 2019-09-06 Siemens Aktiengesellschaft Turbine cooling air delivery system
US10808619B2 (en) 2018-04-19 2020-10-20 Raytheon Technologies Corporation Intercooled cooling air with advanced cooling system
US10830145B2 (en) 2018-04-19 2020-11-10 Raytheon Technologies Corporation Intercooled cooling air fleet management system
US11281821B2 (en) 2018-07-03 2022-03-22 Raytheon Technologies Corporation Aircraft component qualification system and process for target based inventory qualification
US11755791B2 (en) 2018-07-03 2023-09-12 Rtx Corporation Aircraft component qualification system and process
US11170140B2 (en) 2018-07-03 2021-11-09 Raytheon Technologies Corporation Aircraft component qualification system and process including variation modeling
FR3118782B1 (en) * 2021-01-14 2023-07-07 Safran Aircraft Engines HIGH PRESSURE GAS TURBINE FOR TURBOMACHINE
US11725530B1 (en) * 2022-05-20 2023-08-15 General Electric Company Offtake scoops for bleed pressure recovery in gas turbine engines

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3416447B2 (en) * 1997-03-11 2003-06-16 三菱重工業株式会社 Gas turbine blade cooling air supply system
US6179555B1 (en) * 1998-10-06 2001-01-30 Pratt & Whitney Canada Corp. Sealing of T.O.B.I feed plenum
FR2875866B1 (en) * 2004-09-30 2006-12-08 Snecma Moteurs Sa AIR CIRCULATION METHOD IN A TURBOMACHINE COMPRESSOR, COMPRESSOR ARRANGEMENT USING THE SAME, COMPRESSION STAGE AND COMPRESSOR COMPRISING SUCH ARRANGEMENT, AND AIRCRAFT ENGINE EQUIPPED WITH SUCH A COMPRESSOR
US8562285B2 (en) * 2007-07-02 2013-10-22 United Technologies Corporation Angled on-board injector
US8079803B2 (en) * 2008-06-30 2011-12-20 Mitsubishi Heavy Industries, Ltd. Gas turbine and cooling air supply structure thereof
EP2243933A1 (en) * 2009-04-17 2010-10-27 Siemens Aktiengesellschaft Part of a casing, especially of a turbo machine
EP3074599A1 (en) * 2013-11-26 2016-10-05 General Electric Company Rotor off-take assembly

Also Published As

Publication number Publication date
GB2536628A (en) 2016-09-28

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)