JP7407544B2 - 半径方向に変位可能なブラシシール - Google Patents

半径方向に変位可能なブラシシール Download PDF

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Publication number
JP7407544B2
JP7407544B2 JP2019163236A JP2019163236A JP7407544B2 JP 7407544 B2 JP7407544 B2 JP 7407544B2 JP 2019163236 A JP2019163236 A JP 2019163236A JP 2019163236 A JP2019163236 A JP 2019163236A JP 7407544 B2 JP7407544 B2 JP 7407544B2
Authority
JP
Japan
Prior art keywords
downstream
inner chamber
contact surface
outer contact
housing
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
JP2019163236A
Other languages
English (en)
Japanese (ja)
Other versions
JP2020098022A (ja
JP2020098022A5 (enExample
Inventor
ジェルバス、フランチェスキーニ
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
Publication of JP2020098022A publication Critical patent/JP2020098022A/ja
Publication of JP2020098022A5 publication Critical patent/JP2020098022A5/ja
Application granted granted Critical
Publication of JP7407544B2 publication Critical patent/JP7407544B2/ja
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
    • 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
    • F01D11/001—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
    • F01D11/08—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
    • 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
    • F16J15/3268—Mounting of sealing rings
    • F16J15/3276—Mounting of sealing rings with additional static sealing between the sealing, or its casing or support, and the surface on which it is mounted
    • 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
    • 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
    • F05D2260/00—Function
    • F05D2260/40—Transmission of power
    • F05D2260/403—Transmission of power through the shape of the drive components
    • F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
    • F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Devices (AREA)
JP2019163236A 2018-09-10 2019-09-06 半径方向に変位可能なブラシシール Active JP7407544B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1814674.6A GB201814674D0 (en) 2018-09-10 2018-09-10 Radially dispaceable brush seal
GB1814674.6 2018-09-10

Publications (3)

Publication Number Publication Date
JP2020098022A JP2020098022A (ja) 2020-06-25
JP2020098022A5 JP2020098022A5 (enExample) 2022-09-09
JP7407544B2 true JP7407544B2 (ja) 2024-01-04

Family

ID=63921285

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019163236A Active JP7407544B2 (ja) 2018-09-10 2019-09-06 半径方向に変位可能なブラシシール

Country Status (4)

Country Link
US (1) US11174944B2 (enExample)
EP (1) EP3620696A1 (enExample)
JP (1) JP7407544B2 (enExample)
GB (1) GB201814674D0 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111663963B (zh) * 2020-05-14 2021-06-04 复旦大学 一种可调节末级压降的多级刷式密封结构
GB202203012D0 (en) 2022-03-04 2022-04-20 Rolls Royce Plc Brush seal
JP2024160961A (ja) * 2023-05-04 2024-11-15 ゼネラル エレクトリック テクノロジー ゲゼルシャフト ミット ベシュレンクテル ハフツング テンションケーブルを用いてシール係合するためのシールセグメントの層を使用したシールシステム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060208427A1 (en) 2004-10-28 2006-09-21 Rolls-Royce Plc Pressure balanced annular seal
JP2009287559A (ja) 2008-05-26 2009-12-10 Siemens Ag 部品配置構造、燃焼器装置およびガスタービン

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6173962B1 (en) 1995-12-09 2001-01-16 Rolls Royce Plc Brush seal
GB9929587D0 (en) * 1999-12-16 2000-02-09 Rolls Royce Plc A seal arrangement
JP2002267023A (ja) * 2001-03-13 2002-09-18 Eagle Engineering Aerospace Co Ltd ブラシシール装置
GB0423923D0 (en) 2004-10-28 2004-12-01 Rolls Royce Plc Segmented annular seal for a gas turbine engine
JPWO2008004590A1 (ja) * 2006-07-06 2009-12-03 イーグル工業株式会社 ブラシシール装置
US8317464B2 (en) 2010-02-16 2012-11-27 General Electric Company Reverse flow tolerant spring activated brush seal
EP2522811B1 (en) * 2011-05-10 2019-05-01 General Electric Company Retractable seal system
US8454023B2 (en) * 2011-05-10 2013-06-04 General Electric Company Retractable seal system
US8657298B2 (en) * 2011-08-15 2014-02-25 General Electric Company Brush seal with backing plate tooth
WO2014014426A2 (en) 2012-06-28 2014-01-23 Sdm Siradişi Arge Ve Mühendi̇sli̇k Sanayi̇ Ti̇caret Li̇mi̇ted Şi̇rketi̇ Brush seal for high pressure applications
GB2513621B (en) * 2013-05-01 2015-09-23 Trevor Harold Speak Compressor system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060208427A1 (en) 2004-10-28 2006-09-21 Rolls-Royce Plc Pressure balanced annular seal
JP2009287559A (ja) 2008-05-26 2009-12-10 Siemens Ag 部品配置構造、燃焼器装置およびガスタービン

Also Published As

Publication number Publication date
EP3620696A1 (en) 2020-03-11
GB201814674D0 (en) 2018-10-24
US20200080646A1 (en) 2020-03-12
US11174944B2 (en) 2021-11-16
JP2020098022A (ja) 2020-06-25

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