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GB2367099B - Improvements in brush seals - Google Patents

Improvements in brush seals

Info

Publication number
GB2367099B
GB2367099B GB0122220A GB0122220A GB2367099B GB 2367099 B GB2367099 B GB 2367099B GB 0122220 A GB0122220 A GB 0122220A GB 0122220 A GB0122220 A GB 0122220A GB 2367099 B GB2367099 B GB 2367099B
Authority
GB
United Kingdom
Prior art keywords
brush seals
brush
seals
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 - Lifetime
Application number
GB0122220A
Other versions
GB2367099A (en
GB0122220D0 (en
Inventor
Keith Weaver
Christopher Wright
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
Priority claimed from GBGB0022680.3A external-priority patent/GB0022680D0/en
Application filed by Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB0122220A priority Critical patent/GB2367099B/en
Publication of GB0122220D0 publication Critical patent/GB0122220D0/en
Publication of GB2367099A publication Critical patent/GB2367099A/en
Application granted granted Critical
Publication of GB2367099B publication Critical patent/GB2367099B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • 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
    • F05D2240/56—Brush seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
GB0122220A 2000-09-15 2001-09-14 Improvements in brush seals Expired - Lifetime GB2367099B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0122220A GB2367099B (en) 2000-09-15 2001-09-14 Improvements in brush seals

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0022680.3A GB0022680D0 (en) 2000-09-15 2000-09-15 Improvements in brush seals
GB0122220A GB2367099B (en) 2000-09-15 2001-09-14 Improvements in brush seals

Publications (3)

Publication Number Publication Date
GB0122220D0 GB0122220D0 (en) 2001-11-07
GB2367099A GB2367099A (en) 2002-03-27
GB2367099B true GB2367099B (en) 2002-10-16

Family

ID=26245009

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0122220A Expired - Lifetime GB2367099B (en) 2000-09-15 2001-09-14 Improvements in brush seals

Country Status (1)

Country Link
GB (1) GB2367099B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2452967A (en) * 2007-09-21 2009-03-25 Rolls Royce Plc A seal and rotor arrangement including a rotor section and a circumferential movable seal around the rotor section
GB202408033D0 (en) * 2024-06-06 2024-07-24 Rolls Royce Plc Brush seal

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5201530A (en) * 1991-10-18 1993-04-13 United Technologies Corporation Multi-layered brush seal
US5335920A (en) * 1992-08-20 1994-08-09 General Electric Company Brush seal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5201530A (en) * 1991-10-18 1993-04-13 United Technologies Corporation Multi-layered brush seal
US5335920A (en) * 1992-08-20 1994-08-09 General Electric Company Brush seal

Also Published As

Publication number Publication date
GB2367099A (en) 2002-03-27
GB0122220D0 (en) 2001-11-07

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20210913