JP2020045902A - ガスタービンエンジン用のシールアセンブリ - Google Patents
ガスタービンエンジン用のシールアセンブリ Download PDFInfo
- Publication number
- JP2020045902A JP2020045902A JP2019170048A JP2019170048A JP2020045902A JP 2020045902 A JP2020045902 A JP 2020045902A JP 2019170048 A JP2019170048 A JP 2019170048A JP 2019170048 A JP2019170048 A JP 2019170048A JP 2020045902 A JP2020045902 A JP 2020045902A
- Authority
- JP
- Japan
- Prior art keywords
- seal
- carbon
- sheet
- seal assembly
- gas turbine
- 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.)
- Pending
Links
- 239000003575 carbonaceous material Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 36
- 229910052799 carbon Inorganic materials 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 12
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 7
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- CREMABGTGYGIQB-UHFFFAOYSA-N carbon carbon Chemical compound C.C CREMABGTGYGIQB-UHFFFAOYSA-N 0.000 description 4
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
Images
Classifications
-
- 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
- F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
-
- 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
-
- 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3496—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member use of special materials
-
- 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
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/20—Oxide or non-oxide ceramics
- F05D2300/22—Non-oxide ceramics
- F05D2300/224—Carbon, e.g. graphite
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/50—Intrinsic material properties or characteristics
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
- Mechanical Sealing (AREA)
Abstract
Description
2018年9月19日出願の「LOW FRICTION CARBON−CARBON SEAL ASSEMBLY」と題される米国特許出願第62/733,598号の利益が主張されており、この米国特許出願の開示は、参照によってその全体が本明細書にそのまま明記されているかのように組み込まれる。
Claims (5)
- ガスタービンエンジン用のシールアセンブリであって、
炭素材料を含むシールと、
前記シールに対して回転するように配置されたシールシートであって、前記シールおよび前記シールシートがそれぞれ一緒になって摺動シールを画定するシール面を有し、少なくとも前記シールシートの前記シール面が、前記シールの前記シール面と同じ炭素材料で作られている、シールシートと、
を備えた、シールアセンブリ。 - 前記シールシートが、凹部領域と、前記凹部に取り付けられた炭素系ブロックとを有し、前記炭素系ブロックが、前記シールシートの前記シール面を画定する、請求項1に記載のシールアセンブリ。
- 前記シールシート自体が、前記シールと適合する炭素系材料を含む、請求項1に記載のシールアセンブリ。
- 前記シールおよび前記シールシートの前記シール面が、エレクトログラファイト級の炭素、炭素−グラファイト級の炭素、およびこれらの組み合わせからなる群から選択される同じ材料である、請求項1に記載のシールアセンブリ。
- 前記シールおよび前記シールシートの前記シール面が、0.1未満の摩擦係数を示す、請求項1に記載のシールアセンブリ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862733598P | 2018-09-19 | 2018-09-19 | |
US62/733,598 | 2018-09-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2020045902A true JP2020045902A (ja) | 2020-03-26 |
Family
ID=67998199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019170048A Pending JP2020045902A (ja) | 2018-09-19 | 2019-09-19 | ガスタービンエンジン用のシールアセンブリ |
Country Status (3)
Country | Link |
---|---|
US (1) | US11719114B2 (ja) |
EP (1) | EP3627013B1 (ja) |
JP (1) | JP2020045902A (ja) |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3804648A (en) * | 1970-12-11 | 1974-04-16 | Ici Ltd | Graphite compositions |
GB1407413A (en) * | 1972-05-03 | 1975-09-24 | Crane Packing Ltd | Rotary mechanical face seals |
US4336944A (en) * | 1979-08-27 | 1982-06-29 | Raybestos-Manhattan, Inc. | Mechanical-dynamic rotary seal |
US5042824A (en) * | 1990-02-08 | 1991-08-27 | Eg&G Sealol, Inc. | Balanced shrink fit seal ring assembly |
US20040042697A1 (en) * | 2001-07-18 | 2004-03-04 | Mathias Woydt | System of sliding surfaces comprising one carbon-based sliding element |
JP2006275286A (ja) * | 2005-03-02 | 2006-10-12 | Ebara Corp | ダイヤモンド被覆軸受又はシール構造並びにその軸受又はシール構造を備えた流体機械 |
JP2007298035A (ja) * | 2006-05-02 | 2007-11-15 | United Technol Corp <Utc> | ガスタービンエンジンコンポーネント用コーティング、シールアッセンブリおよびコーティング方法 |
WO2009107440A1 (ja) * | 2008-02-25 | 2009-09-03 | イーグル工業株式会社 | 軸封装置 |
WO2013001935A1 (ja) * | 2011-06-30 | 2013-01-03 | イーグル工業株式会社 | シャフトシール装置 |
WO2014069098A1 (ja) * | 2012-11-02 | 2014-05-08 | イーグル工業株式会社 | メカニカルシール装置 |
WO2016167170A1 (ja) * | 2015-04-16 | 2016-10-20 | イーグル工業株式会社 | 摺動部品 |
JP2017180788A (ja) * | 2016-03-31 | 2017-10-05 | イーグル工業株式会社 | メカニカルシール |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59117957A (ja) | 1982-12-22 | 1984-07-07 | Taiho Kogyo Co Ltd | メカニカルシ−ル |
US20090277196A1 (en) * | 2008-05-01 | 2009-11-12 | Gambiana Dennis S | Apparatus and method for modulating cooling |
DE102011116162A1 (de) * | 2011-10-14 | 2013-04-18 | Eagleburgmann Germany Gmbh & Co. Kg | Gleitring einer Gleitringdichtungsanordnung mit laufzeitverlängernden Eigenschaften sowie Verfahren zu dessen Herstellung |
US20180291815A1 (en) | 2017-04-10 | 2018-10-11 | Rolls-Royce Corporation | Reduced friction intershaft seal assembly |
-
2019
- 2019-09-18 US US16/574,586 patent/US11719114B2/en active Active
- 2019-09-19 EP EP19198453.3A patent/EP3627013B1/en active Active
- 2019-09-19 JP JP2019170048A patent/JP2020045902A/ja active Pending
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3804648A (en) * | 1970-12-11 | 1974-04-16 | Ici Ltd | Graphite compositions |
GB1407413A (en) * | 1972-05-03 | 1975-09-24 | Crane Packing Ltd | Rotary mechanical face seals |
US4336944A (en) * | 1979-08-27 | 1982-06-29 | Raybestos-Manhattan, Inc. | Mechanical-dynamic rotary seal |
US5042824A (en) * | 1990-02-08 | 1991-08-27 | Eg&G Sealol, Inc. | Balanced shrink fit seal ring assembly |
US20040042697A1 (en) * | 2001-07-18 | 2004-03-04 | Mathias Woydt | System of sliding surfaces comprising one carbon-based sliding element |
JP2006275286A (ja) * | 2005-03-02 | 2006-10-12 | Ebara Corp | ダイヤモンド被覆軸受又はシール構造並びにその軸受又はシール構造を備えた流体機械 |
JP2007298035A (ja) * | 2006-05-02 | 2007-11-15 | United Technol Corp <Utc> | ガスタービンエンジンコンポーネント用コーティング、シールアッセンブリおよびコーティング方法 |
WO2009107440A1 (ja) * | 2008-02-25 | 2009-09-03 | イーグル工業株式会社 | 軸封装置 |
WO2013001935A1 (ja) * | 2011-06-30 | 2013-01-03 | イーグル工業株式会社 | シャフトシール装置 |
WO2014069098A1 (ja) * | 2012-11-02 | 2014-05-08 | イーグル工業株式会社 | メカニカルシール装置 |
WO2016167170A1 (ja) * | 2015-04-16 | 2016-10-20 | イーグル工業株式会社 | 摺動部品 |
JP2017180788A (ja) * | 2016-03-31 | 2017-10-05 | イーグル工業株式会社 | メカニカルシール |
Also Published As
Publication number | Publication date |
---|---|
EP3627013B1 (en) | 2023-08-30 |
US11719114B2 (en) | 2023-08-08 |
EP3627013A1 (en) | 2020-03-25 |
US20210062665A1 (en) | 2021-03-04 |
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