DE60038076T2 - Bürstendichtung und Maschine mit einer Bürstendichtung - Google Patents
Bürstendichtung und Maschine mit einer Bürstendichtung Download PDFInfo
- Publication number
- DE60038076T2 DE60038076T2 DE60038076T DE60038076T DE60038076T2 DE 60038076 T2 DE60038076 T2 DE 60038076T2 DE 60038076 T DE60038076 T DE 60038076T DE 60038076 T DE60038076 T DE 60038076T DE 60038076 T2 DE60038076 T2 DE 60038076T2
- Authority
- DE
- Germany
- Prior art keywords
- brush seal
- bristles
- machine
- rotor
- filaments
- 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
- 239000012530 fluid Substances 0.000 claims description 26
- 229920006231 aramid fiber Polymers 0.000 claims description 16
- 238000012856 packing Methods 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 4
- 239000004760 aramid Substances 0.000 description 16
- 239000007789 gas Substances 0.000 description 16
- 229920003235 aromatic polyamide Polymers 0.000 description 9
- 239000001257 hydrogen Substances 0.000 description 8
- 229910052739 hydrogen Inorganic materials 0.000 description 8
- 229920000271 Kevlar® Polymers 0.000 description 7
- 239000004761 kevlar Substances 0.000 description 7
- 239000002184 metal Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 150000002431 hydrogen Chemical class 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Sealing Of Bearings (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Treatment Of Fiber Materials (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14504999P | 1999-07-22 | 1999-07-22 | |
| US145049P | 1999-07-22 | ||
| US505805 | 2000-02-17 | ||
| US09/505,805 US6406027B1 (en) | 1999-07-22 | 2000-02-17 | Brush seal and machine having a brush seal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60038076D1 DE60038076D1 (de) | 2008-04-03 |
| DE60038076T2 true DE60038076T2 (de) | 2009-03-05 |
Family
ID=26842609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60038076T Expired - Lifetime DE60038076T2 (de) | 1999-07-22 | 2000-07-20 | Bürstendichtung und Maschine mit einer Bürstendichtung |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6406027B1 (enExample) |
| EP (1) | EP1070888B1 (enExample) |
| JP (1) | JP5150021B2 (enExample) |
| DE (1) | DE60038076T2 (enExample) |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6685190B1 (en) * | 2000-10-17 | 2004-02-03 | General Electric Company | Ventilated trickle seal |
| US6880829B1 (en) * | 2000-11-06 | 2005-04-19 | Advanced Components & Materials, Inc. | Compliant brush shroud assembly for gas turbine engine compressors |
| JP4944312B2 (ja) * | 2001-06-29 | 2012-05-30 | イーグル工業株式会社 | ブラシシール装置 |
| JP3611811B2 (ja) * | 2001-08-22 | 2005-01-19 | ティー・アンド・エム株式会社 | 高速回転体用シール材およびその使用方法ならびに現像装置 |
| US7052015B2 (en) * | 2002-08-06 | 2006-05-30 | United Technologies Corporation | Cooling arrangement for brush seal |
| JPWO2004044465A1 (ja) | 2002-11-13 | 2006-03-16 | 株式会社東芝 | 回転電機 |
| US20040256807A1 (en) * | 2003-06-23 | 2004-12-23 | Nitin Bhate | Retrofittable non-metallic brush seal assembly |
| DE10337867B4 (de) * | 2003-08-18 | 2020-04-23 | MTU Aero Engines AG | Bürstendichtung |
| US6896482B2 (en) * | 2003-09-03 | 2005-05-24 | General Electric Company | Expanding sealing strips for steam turbines |
| US20080284107A1 (en) * | 2004-05-04 | 2008-11-20 | Flaherty Andrew L | Ceramic Brush Seals |
| JP4776249B2 (ja) * | 2005-02-25 | 2011-09-21 | 株式会社東芝 | 液体の軸封装置とその軸封装置を用いた回転電機 |
| US7432620B2 (en) * | 2005-05-24 | 2008-10-07 | Siemens Power Generation, Inc. | Seal assembly for a hydrogen-cooled electric power generator with interface impervious to location of plant piping |
| US7653993B2 (en) * | 2005-09-29 | 2010-02-02 | General Electric Company | Method of manufacturing a brush seal for sealing between stationary and rotary components |
| US7255352B2 (en) * | 2005-09-29 | 2007-08-14 | General Electric Company | Pressure balanced brush seal |
| US7565729B2 (en) * | 2006-03-17 | 2009-07-28 | General Electric Company | Methods of manufacturing a segmented brush seal for sealing between stationary and rotary components |
| US20080001363A1 (en) * | 2006-06-28 | 2008-01-03 | General Electric Company | Brush sealing system and method for rotary machines |
| NO325031B1 (no) * | 2006-07-04 | 2008-01-21 | Ge Energy Norway As | Vannturbin |
| DE102006034483A1 (de) * | 2006-07-21 | 2008-01-24 | Alstom Technology Ltd. | Regenerativer Luftvorwärmer mit Bürstendichtung |
| US20080128995A1 (en) * | 2006-12-04 | 2008-06-05 | General Electric | Brush sealing with potting compound for rotary mechanisms |
| US7854584B2 (en) * | 2007-05-24 | 2010-12-21 | General Electric Company | Barrier sealing system for centrifugal compressors |
| DE102007032889A1 (de) | 2007-07-14 | 2009-01-15 | Mtu Aero Engines Gmbh | Dichtungsvorrichtung für eine Kühlmittelzufuhr an einer rotierenden Spindel sowie Werkkzeugmaschine mit einer derartigen Dichtungsvorrichtung |
| US20090302543A1 (en) * | 2008-06-09 | 2009-12-10 | General Electric Company | Sealing systems for rotary machines and methods for modification |
| US20100270747A1 (en) * | 2009-04-24 | 2010-10-28 | General Electric Company | Non-metallic brush seal |
| US8388313B2 (en) * | 2009-11-05 | 2013-03-05 | General Electric Company | Extraction cavity wing seal |
| US20110210513A1 (en) * | 2010-02-26 | 2011-09-01 | General Electric Company | Non-metallic brush seal |
| US8872055B2 (en) * | 2011-04-12 | 2014-10-28 | Fastrax Industries, Inc. | Non-contact rail heater with insulating skirt |
| JP5092036B2 (ja) * | 2011-04-25 | 2012-12-05 | 株式会社東芝 | 液体の軸封装置とその軸封装置を用いた回転電機 |
| US8366115B2 (en) | 2011-06-30 | 2013-02-05 | United Technologies Corporation | Repairable double sided brush seal |
| GB201115773D0 (en) * | 2011-09-13 | 2011-10-26 | Rolls Royce Plc | Brush seal |
| US10400896B2 (en) * | 2014-08-28 | 2019-09-03 | United Technologies Corporation | Dual-ended brush seal assembly and method of manufacture |
| US10428953B2 (en) | 2016-02-25 | 2019-10-01 | United Technologies Corporation | C-seal backed brush seal with a compressible core |
| US9845884B2 (en) | 2016-03-17 | 2017-12-19 | United Technologies Corporation | Brush seal with single-layer mixed-diameter bristle pack |
| US10563771B2 (en) | 2016-04-07 | 2020-02-18 | United Technologies Corporation | Wire mesh brush seal windage cover |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2070700B (en) * | 1980-03-01 | 1983-10-05 | Rolls Royce | Gas turbine seals |
| US4352034A (en) * | 1980-12-22 | 1982-09-28 | General Electric Company | Stator core with axial and radial cooling for dynamoelectric machines wth air-gap stator windings |
| GB2111607B (en) * | 1981-12-08 | 1985-09-18 | Rolls Royce | Bearing chamber pressurisation system for a machine |
| DE3429708C1 (de) * | 1984-08-11 | 1986-01-02 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Buerstendichtung |
| CH673729A5 (enExample) * | 1984-10-04 | 1990-03-30 | Mitsubishi Electric Corp | |
| GB8504331D0 (en) * | 1985-02-20 | 1985-03-20 | Rolls Royce | Brush seals |
| DE3507638C2 (de) * | 1985-03-05 | 1987-04-30 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Bürstendichtung |
| GB2198195B (en) * | 1986-12-06 | 1990-05-16 | Rolls Royce Plc | Brush seal |
| US4989886A (en) * | 1988-12-30 | 1991-02-05 | Textron Inc. | Braided filamentary sealing element |
| GB8907695D0 (en) * | 1989-04-05 | 1989-05-17 | Cross Mfg Co | Seals |
| FR2690493B1 (fr) * | 1992-04-23 | 1996-10-25 | Snecma | Joint annulaire a brosse. |
| US5351971A (en) * | 1993-05-21 | 1994-10-04 | Eg&G Sealol, Inc. | Brush seal device having a floating backplate |
| US5425543A (en) * | 1993-09-17 | 1995-06-20 | Buckshaw; Dennis J. | Seal assembly for rotating shaft |
| US5678898A (en) | 1995-04-17 | 1997-10-21 | General Electric Company | Method for making a brush seal |
| US5613829A (en) | 1996-05-03 | 1997-03-25 | General Electric Company | Gas turbine subassembly having a brush seal |
| EP0834688B1 (de) * | 1996-10-02 | 2003-10-22 | MTU Aero Engines GmbH | Bürstendichtung |
| US5961280A (en) | 1997-09-12 | 1999-10-05 | General Elecgtric Company | Anti-hysteresis brush seal |
| US5961125A (en) | 1997-10-02 | 1999-10-05 | General Electric Company | Brush seal for use on rough rotating surfaces |
| US5941685A (en) | 1997-10-14 | 1999-08-24 | General Electric Company | Brush seal for use on bumpy rotating surfaces |
-
2000
- 2000-02-17 US US09/505,805 patent/US6406027B1/en not_active Expired - Lifetime
- 2000-07-19 JP JP2000218143A patent/JP5150021B2/ja not_active Expired - Lifetime
- 2000-07-20 DE DE60038076T patent/DE60038076T2/de not_active Expired - Lifetime
- 2000-07-20 EP EP00306178A patent/EP1070888B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE60038076D1 (de) | 2008-04-03 |
| US6406027B1 (en) | 2002-06-18 |
| JP5150021B2 (ja) | 2013-02-20 |
| JP2001090842A (ja) | 2001-04-03 |
| EP1070888A2 (en) | 2001-01-24 |
| EP1070888A3 (en) | 2002-08-28 |
| EP1070888B1 (en) | 2008-02-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |