GB2533282B - Axial brush seal for a gas turbine engine - Google Patents

Axial brush seal for a gas turbine engine

Info

Publication number
GB2533282B
GB2533282B GB1421935.6A GB201421935A GB2533282B GB 2533282 B GB2533282 B GB 2533282B GB 201421935 A GB201421935 A GB 201421935A GB 2533282 B GB2533282 B GB 2533282B
Authority
GB
United Kingdom
Prior art keywords
gas turbine
turbine engine
brush seal
axial brush
axial
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.)
Expired - Fee Related
Application number
GB1421935.6A
Other versions
GB201421935D0 (en
GB2533282A (en
Inventor
Jonathan Taylor Christopher
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 GB1421935.6A priority Critical patent/GB2533282B/en
Publication of GB201421935D0 publication Critical patent/GB201421935D0/en
Publication of GB2533282A publication Critical patent/GB2533282A/en
Application granted granted Critical
Publication of GB2533282B publication Critical patent/GB2533282B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/28—Arrangement of seals
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/78—Other construction of jet pipes
    • F02K1/80—Couplings or connections
    • F02K1/805—Sealing devices therefor, e.g. for movable parts of jet pipes or nozzle flaps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
    • F16J15/3288—Filamentary structures, e.g. brush seals
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • F05D2230/642—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins using maintaining alignment while permitting differential dilatation
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Joints Allowing Movement (AREA)
GB1421935.6A 2014-12-10 2014-12-10 Axial brush seal for a gas turbine engine Expired - Fee Related GB2533282B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1421935.6A GB2533282B (en) 2014-12-10 2014-12-10 Axial brush seal for a gas turbine engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1421935.6A GB2533282B (en) 2014-12-10 2014-12-10 Axial brush seal for a gas turbine engine

Publications (3)

Publication Number Publication Date
GB201421935D0 GB201421935D0 (en) 2015-01-21
GB2533282A GB2533282A (en) 2016-06-22
GB2533282B true GB2533282B (en) 2018-01-03

Family

ID=52425733

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1421935.6A Expired - Fee Related GB2533282B (en) 2014-12-10 2014-12-10 Axial brush seal for a gas turbine engine

Country Status (1)

Country Link
GB (1) GB2533282B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3055663B1 (en) * 2016-09-07 2020-09-25 Safran Aircraft Engines TURBOMACHINE SEALING DEVICE

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4781388A (en) * 1985-04-20 1988-11-01 MTU -Motoren-und Turbinen Union Munchen GmbH Brush seal
US5076590A (en) * 1990-11-26 1991-12-31 The United States Of America, As Represented By The Administrator Of The National Aeronautics And Space Administration High temperature, flexible pressure-actuated, brush seal
EP0840042A2 (en) * 1996-11-02 1998-05-06 Mtu Motoren- Und Turbinen-Union MàœNchen Gmbh Brush seal for rotor/stator device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4781388A (en) * 1985-04-20 1988-11-01 MTU -Motoren-und Turbinen Union Munchen GmbH Brush seal
US5076590A (en) * 1990-11-26 1991-12-31 The United States Of America, As Represented By The Administrator Of The National Aeronautics And Space Administration High temperature, flexible pressure-actuated, brush seal
EP0840042A2 (en) * 1996-11-02 1998-05-06 Mtu Motoren- Und Turbinen-Union MàœNchen Gmbh Brush seal for rotor/stator device

Also Published As

Publication number Publication date
GB201421935D0 (en) 2015-01-21
GB2533282A (en) 2016-06-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20211210