FR2979135B1 - Joint a brosse comprenant une plaque d'appui pourvue d'une dent - Google Patents

Joint a brosse comprenant une plaque d'appui pourvue d'une dent

Info

Publication number
FR2979135B1
FR2979135B1 FR1257672A FR1257672A FR2979135B1 FR 2979135 B1 FR2979135 B1 FR 2979135B1 FR 1257672 A FR1257672 A FR 1257672A FR 1257672 A FR1257672 A FR 1257672A FR 2979135 B1 FR2979135 B1 FR 2979135B1
Authority
FR
France
Prior art keywords
tooth
support plate
brush joint
brush
joint
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.)
Active
Application number
FR1257672A
Other languages
English (en)
Other versions
FR2979135A1 (fr
Inventor
Xiaoqing Zheng
Hemant Gedam
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.)
General Electric Technology GmbH
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2979135A1 publication Critical patent/FR2979135A1/fr
Application granted granted Critical
Publication of FR2979135B1 publication Critical patent/FR2979135B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/127—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with a deformable or crushable structure, e.g. honeycomb
    • 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
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F05D2240/56—Brush seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Sealing Devices (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1257672A 2011-08-15 2012-08-07 Joint a brosse comprenant une plaque d'appui pourvue d'une dent Active FR2979135B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/209,668 US8657298B2 (en) 2011-08-15 2011-08-15 Brush seal with backing plate tooth

Publications (2)

Publication Number Publication Date
FR2979135A1 FR2979135A1 (fr) 2013-02-22
FR2979135B1 true FR2979135B1 (fr) 2015-02-20

Family

ID=47625366

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1257672A Active FR2979135B1 (fr) 2011-08-15 2012-08-07 Joint a brosse comprenant une plaque d'appui pourvue d'une dent

Country Status (4)

Country Link
US (1) US8657298B2 (fr)
DE (1) DE102012107320A1 (fr)
FR (1) FR2979135B1 (fr)
RU (1) RU2601026C2 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104196637A (zh) * 2014-08-15 2014-12-10 江苏透平密封高科技有限公司 一种新型燃气轮机尾筒气封及其制造方法
JP6276209B2 (ja) * 2015-02-20 2018-02-07 三菱日立パワーシステムズ株式会社 タービン用シール装置及びタービン、並びにシール装置用の薄板
US9896955B2 (en) * 2015-04-13 2018-02-20 United Technologies Corporation Static axial brush seal with dual bristle packs
US20170260868A1 (en) * 2016-03-11 2017-09-14 General Electric Company Method of treating a brush seal, treated brush seal, and brush seal assembly
US10487687B1 (en) * 2016-09-15 2019-11-26 United Technologies Corporation Gas turbine engine having a seal damper assembly
CN106761955A (zh) * 2016-12-30 2017-05-31 江苏鑫信润科技有限公司 F型横齿双腔式刷式汽封
US10465546B2 (en) * 2017-08-28 2019-11-05 United Technologies Corporation Brush seal with extended backing plate
GB201814674D0 (en) * 2018-09-10 2018-10-24 Rolls Royce Plc Radially dispaceable brush seal
GB202213999D0 (en) * 2022-09-26 2022-11-09 Rolls Royce Plc Dynamic sealing assembly

Family Cites Families (36)

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Publication number Priority date Publication date Assignee Title
US2474305A (en) * 1945-04-06 1949-06-28 Riley Stoker Corp Beater element for pulverizing apparatus
GB9020317D0 (en) 1990-09-18 1990-10-31 Cross Mfg Co Sealing devices
IT1284468B1 (it) 1995-07-28 1998-05-21 Mtu Muenchen Gmbh Guarnizione a spazzola per turbomacchine
US6173962B1 (en) 1995-12-09 2001-01-16 Rolls Royce Plc Brush seal
US5630590A (en) * 1996-03-26 1997-05-20 United Technologies Corporation Method and apparatus for improving the airsealing effectiveness in a turbine engine
US6139018A (en) 1998-03-25 2000-10-31 General Electric Co. Positive pressure-actuated brush seal
US6231047B1 (en) 1998-05-29 2001-05-15 Eg&G Engineered Products Brush seal
US6168162B1 (en) 1998-08-05 2001-01-02 General Electric Co. Self-centering brush seal
GB9900102D0 (en) 1999-01-06 1999-02-24 Rolls Royce Plc A seal arrangement
US6168377B1 (en) 1999-01-27 2001-01-02 General Electric Co. Method and apparatus for eliminating thermal bowing of steam turbine rotors
US6416057B1 (en) 1999-04-16 2002-07-09 Flowserve Management Company Brush seal
US6244599B1 (en) 1999-04-28 2001-06-12 Flowserve Management Company Floating brush seal
GB9929587D0 (en) * 1999-12-16 2000-02-09 Rolls Royce Plc A seal arrangement
DE19962316C2 (de) * 1999-12-23 2002-07-18 Mtu Aero Engines Gmbh Bürstendichtung
US6540231B1 (en) 2000-02-29 2003-04-01 General Electric Company Surface following brush seal
DE10018273B4 (de) 2000-04-13 2005-10-20 Mtu Aero Engines Gmbh Bürstendichtung
WO2002023069A2 (fr) 2000-09-14 2002-03-21 Turbocare, Inc. Joint a brosse toroidale eventuellement placee dans une presse-garniture a labyrinthe
JP4644378B2 (ja) * 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 ブラシシール装置
US6550777B2 (en) 2001-06-19 2003-04-22 General Electric Company Split packing ring segment for a brush seal insert in a rotary machine
US6589012B2 (en) 2001-09-24 2003-07-08 General Electric Company Method and apparatus for eliminating thermal bowing using brush seals in the diaphragm packing area of steam turbines
GB0201666D0 (en) * 2002-01-25 2002-03-13 Cross Mfg 1938 Company Ltd A brush seal element
US6669203B1 (en) 2002-07-11 2003-12-30 General Electric Company Brush seal placement between rotating and stationary components with reversely bent leaf spring
US7093835B2 (en) 2002-08-27 2006-08-22 United Technologies Corporation Floating brush seal assembly
US7270333B2 (en) 2002-11-27 2007-09-18 United Technologies Corporation Brush seal with adjustable clearance
DE10258096A1 (de) * 2002-12-11 2004-06-24 Alstom (Switzerland) Ltd. Bürstendichtung zum Dichten eines Spaltes zwischen einem Rotor und einem Stator
US6910858B2 (en) * 2002-12-26 2005-06-28 United Technologies Corporation Seal
US8641045B2 (en) * 2003-05-01 2014-02-04 Advanced Technologies Group, Inc. Seal with stacked sealing elements
US7410173B2 (en) * 2003-05-01 2008-08-12 Justak John F Hydrodynamic brush seal
US20040217549A1 (en) * 2003-05-01 2004-11-04 Justak John F. Hydrodynamic brush seal
DE10320450B4 (de) 2003-05-08 2013-07-18 Mtu Aero Engines Gmbh Dichtungsanordnung
DE102004038933A1 (de) 2004-08-11 2006-02-23 Mtu Aero Engines Gmbh Dichtungsanordnung
US7413194B2 (en) * 2004-10-28 2008-08-19 Rolls-Royce Plc Pressure balanced annular seal
GB0423923D0 (en) 2004-10-28 2004-12-01 Rolls Royce Plc Segmented annular seal for a gas turbine engine
US8167313B2 (en) * 2005-11-21 2012-05-01 General Electric Company Seal member, assembly and method
US7461847B2 (en) 2005-12-12 2008-12-09 Eaton Corporation Self centering, floating brush seal assembly
FR2918144B1 (fr) * 2007-06-29 2009-11-06 Snecma Sa Joint a brosse dynamique.

Also Published As

Publication number Publication date
US8657298B2 (en) 2014-02-25
RU2601026C2 (ru) 2016-10-27
FR2979135A1 (fr) 2013-02-22
RU2012134709A (ru) 2014-02-20
DE102012107320A1 (de) 2013-02-21
US20130043658A1 (en) 2013-02-21

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Owner name: GENERAL ELECTRIC TECHNOLOGY GMBH, CH

Effective date: 20240301