GB2291939B - Brush seal for a turbo-engine - Google Patents

Brush seal for a turbo-engine

Info

Publication number
GB2291939B
GB2291939B GB9515468A GB9515468A GB2291939B GB 2291939 B GB2291939 B GB 2291939B GB 9515468 A GB9515468 A GB 9515468A GB 9515468 A GB9515468 A GB 9515468A GB 2291939 B GB2291939 B GB 2291939B
Authority
GB
United Kingdom
Prior art keywords
turbo
engine
brush seal
brush
seal
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
GB9515468A
Other versions
GB2291939A (en
GB9515468D0 (en
Inventor
Walter Liebald
Lothar Reisinger
Thomas Miller
Klemens Werner
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.)
MTU Aero Engines GmbH
Original Assignee
MTU Motoren und Turbinen Union Muenchen GmbH
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 MTU Motoren und Turbinen Union Muenchen GmbH filed Critical MTU Motoren und Turbinen Union Muenchen GmbH
Publication of GB9515468D0 publication Critical patent/GB9515468D0/en
Publication of GB2291939A publication Critical patent/GB2291939A/en
Application granted granted Critical
Publication of GB2291939B publication Critical patent/GB2291939B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00—Application
    • F05B2220/30—Application in turbines

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB9515468A 1994-07-30 1995-07-28 Brush seal for a turbo-engine Expired - Fee Related GB2291939B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4427265A DE4427265C1 (en) 1994-07-30 1994-07-30 Brush seal for turbo machines to seal different pressurized spaces between a machine stator and a machine rotor

Publications (3)

Publication Number Publication Date
GB9515468D0 GB9515468D0 (en) 1995-09-27
GB2291939A GB2291939A (en) 1996-02-07
GB2291939B true GB2291939B (en) 1997-11-19

Family

ID=6524686

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9515468A Expired - Fee Related GB2291939B (en) 1994-07-30 1995-07-28 Brush seal for a turbo-engine

Country Status (4)

Country Link
DE (1) DE4427265C1 (en)
FR (1) FR2723163B1 (en)
GB (1) GB2291939B (en)
IT (1) IT1275498B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19529655C2 (en) * 1995-08-11 1999-04-22 Mtu Muenchen Gmbh Brush seal for turbomachinery
DE19618475B4 (en) * 1996-05-08 2005-10-20 Mtu Aero Engines Gmbh brush seal
DE19750205A1 (en) * 1997-11-13 1999-05-20 Schaeffler Waelzlager Ohg Machine tool roller bearing has air-blown brush seal
JP4644378B2 (en) * 2001-03-27 2011-03-02 イーグル・エンジニアリング・エアロスペース株式会社 Brush seal device
GB2400151A (en) * 2003-04-04 2004-10-06 Rolls Royce Plc Wound metallic wire seal
GB2418965A (en) * 2004-10-06 2006-04-12 Alstom Technology Ltd A brush seal for sealing between a rotating shaft and a housing
GB0705671D0 (en) * 2007-03-24 2007-05-02 Cross Mfg Co 1938 Ltd A seal
FR2918144B1 (en) 2007-06-29 2009-11-06 Snecma Sa DYNAMIC BRUSH SEAL.
DE102014200525A1 (en) * 2014-01-14 2015-07-16 Intellectual Property Management MTU Aero Engines AG Brush seal with brush fibers made of non-metallic materials
DE102015219946A1 (en) * 2015-10-14 2017-04-20 Siemens Aktiengesellschaft Brush seal and turbo machine with brush seal

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4730876A (en) * 1985-07-31 1988-03-15 Motoren- Und Turbinen Union Munchen Gmbh Apparatus for manufacturing a brush seal
US4781388A (en) * 1985-04-20 1988-11-01 MTU -Motoren-und Turbinen Union Munchen GmbH Brush seal
GB2214998A (en) * 1988-01-29 1989-09-13 Mtu Muenchen Gmbh Brush seal assembly
GB2258277A (en) * 1991-07-29 1993-02-03 Europ Gas Turbines Ltd Brush seals
GB2281108A (en) * 1993-08-17 1995-02-22 Rolls Royce Plc A brush seal

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3507638A1 (en) * 1985-03-05 1986-09-18 MTU Motoren- und Turbinen-Union München GmbH, 8000 München BRUSH SEAL WITH A SPECIAL ARRANGEMENT OF BRUSH ELEMENTS TO IMPROVE OPERATING BEHAVIOR BY DEFLECTION IN THE PRESSURE DIRECTION
DE3907614C2 (en) * 1988-01-29 2000-08-03 Mtu Muenchen Gmbh Brush seal
US5318309A (en) * 1992-05-11 1994-06-07 General Electric Company Brush seal

Patent Citations (5)

* 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
US4730876A (en) * 1985-07-31 1988-03-15 Motoren- Und Turbinen Union Munchen Gmbh Apparatus for manufacturing a brush seal
GB2214998A (en) * 1988-01-29 1989-09-13 Mtu Muenchen Gmbh Brush seal assembly
GB2258277A (en) * 1991-07-29 1993-02-03 Europ Gas Turbines Ltd Brush seals
GB2281108A (en) * 1993-08-17 1995-02-22 Rolls Royce Plc A brush seal

Also Published As

Publication number Publication date
ITMI951467A1 (en) 1997-01-07
GB2291939A (en) 1996-02-07
ITMI951467A0 (en) 1995-07-07
FR2723163B1 (en) 1999-05-28
DE4427265C1 (en) 1996-04-04
FR2723163A1 (en) 1996-02-02
IT1275498B (en) 1997-08-07
GB9515468D0 (en) 1995-09-27

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Legal Events

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

Effective date: 20070728