DE60332702D1 - Strahltriebwerk und Dichtung - Google Patents
Strahltriebwerk und DichtungInfo
- Publication number
- DE60332702D1 DE60332702D1 DE60332702T DE60332702T DE60332702D1 DE 60332702 D1 DE60332702 D1 DE 60332702D1 DE 60332702 T DE60332702 T DE 60332702T DE 60332702 T DE60332702 T DE 60332702T DE 60332702 D1 DE60332702 D1 DE 60332702D1
- Authority
- DE
- Germany
- Prior art keywords
- seal
- jet engine
- jet
- engine
- 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
Links
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
- 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
-
- 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
- F01D11/025—Seal clearance control; Floating assembly; Adaptation means to differential thermal dilatations
-
- 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
-
- 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
- F05D2260/30—Retaining components in desired mutual position
- F05D2260/32—Retaining components in desired mutual position by means of magnetic or electromagnetic forces
-
- 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
- F05D2300/507—Magnetic properties
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/330,751 US6910857B2 (en) | 2002-12-26 | 2002-12-26 | Seal |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60332702D1 true DE60332702D1 (de) | 2010-07-08 |
Family
ID=32469046
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60332702T Expired - Lifetime DE60332702D1 (de) | 2002-12-26 | 2003-11-26 | Strahltriebwerk und Dichtung |
Country Status (3)
Country | Link |
---|---|
US (1) | US6910857B2 (de) |
EP (2) | EP1433927B1 (de) |
DE (1) | DE60332702D1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8199453B2 (en) * | 2003-03-17 | 2012-06-12 | Illinois Tool Works Inc. | Shaft current control brush ring assembly |
US20070132190A1 (en) * | 2005-12-12 | 2007-06-14 | Charles Trabert | Axial dynamic brush seal |
US7458584B2 (en) | 2007-02-27 | 2008-12-02 | United Technologies Corporation | Reverse flow tolerant brush seal |
US20100006788A1 (en) * | 2008-07-09 | 2010-01-14 | Honeywell International Inc. | Valve assembly having magnetically-energized seal mechanism |
JP5806241B2 (ja) * | 2011-02-03 | 2015-11-10 | イーグル工業株式会社 | 磁性流体シール |
US9708923B2 (en) * | 2013-11-13 | 2017-07-18 | Dresser-Rand Company | Adjustable labyrinth seal |
EP3339581A1 (de) * | 2016-12-22 | 2018-06-27 | Ansaldo Energia S.p.A. | Dichtungssystem für eine rotationsmaschine |
US10931179B2 (en) * | 2018-03-20 | 2021-02-23 | Aktiebolaget Skf | Fiber grounding brush |
US10927692B2 (en) * | 2018-08-06 | 2021-02-23 | General Electric Company | Turbomachinery sealing apparatus and method |
CN109578086B (zh) * | 2018-11-08 | 2021-07-30 | 北京北冶功能材料有限公司 | 一种复合刷式密封结构 |
US11519288B2 (en) * | 2020-12-18 | 2022-12-06 | General Electric Company | Turbomachine clearance control using brush seals having magnetically responsive filaments |
US11434777B2 (en) * | 2020-12-18 | 2022-09-06 | General Electric Company | Turbomachine clearance control using magnetically responsive particles |
CN113090339B (zh) * | 2021-04-08 | 2022-08-02 | 沈阳航空航天大学 | 基于磁吸效应的主动间隙控制刷式密封结构 |
CN116480619A (zh) * | 2022-01-17 | 2023-07-25 | 开利公司 | 用于磁悬浮离心压缩机的密封系统及磁悬浮离心压缩机 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2883212A (en) * | 1956-08-23 | 1959-04-21 | City Nat Bank And Trust Compan | Labyrinth type magnetic rotary seal |
US5137286A (en) * | 1991-08-23 | 1992-08-11 | General Electric Company | Permanent magnet floating shaft seal |
US5201530A (en) * | 1991-10-18 | 1993-04-13 | United Technologies Corporation | Multi-layered brush seal |
US5351971A (en) * | 1993-05-21 | 1994-10-04 | Eg&G Sealol, Inc. | Brush seal device having a floating backplate |
US5452957A (en) * | 1994-11-22 | 1995-09-26 | Dana Corporation | Center bearing assembly including support member containing rheological fluid |
US5599026A (en) * | 1995-09-06 | 1997-02-04 | Innovative Technology, L.L.C. | Turbine seal with sealing strip and rubbing strip |
US6318728B1 (en) * | 1997-07-11 | 2001-11-20 | Demag Delaval Turbomachinery Corporation | Brush-seal designs for elastic fluid turbines |
GB2336408B (en) * | 1998-04-17 | 2002-07-24 | Rolls Royce Plc | A seal arrangement |
US6168162B1 (en) * | 1998-08-05 | 2001-01-02 | General Electric Co. | Self-centering brush seal |
AU6586600A (en) * | 1999-08-27 | 2001-03-26 | Eskom | A seal assembly |
GB2363864B (en) * | 2000-06-23 | 2004-08-18 | Rolls Royce Plc | A control arrangement |
US6390476B1 (en) * | 2000-09-08 | 2002-05-21 | General Electric Company | Heat-resistant magnetic silicone rubber brush seals in turbomachinery and methods of application |
-
2002
- 2002-12-26 US US10/330,751 patent/US6910857B2/en not_active Expired - Lifetime
-
2003
- 2003-11-26 EP EP03257451A patent/EP1433927B1/de not_active Expired - Lifetime
- 2003-11-26 DE DE60332702T patent/DE60332702D1/de not_active Expired - Lifetime
- 2003-11-26 EP EP10003565A patent/EP2199545A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP2199545A1 (de) | 2010-06-23 |
EP1433927B1 (de) | 2010-05-26 |
US6910857B2 (en) | 2005-06-28 |
EP1433927A3 (de) | 2006-06-28 |
EP1433927A2 (de) | 2004-06-30 |
US20040126226A1 (en) | 2004-07-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |