JP2010500916A - 流体機械におけるブラシ形漏れ止め装置 - Google Patents
流体機械におけるブラシ形漏れ止め装置 Download PDFInfo
- Publication number
- JP2010500916A JP2010500916A JP2009525016A JP2009525016A JP2010500916A JP 2010500916 A JP2010500916 A JP 2010500916A JP 2009525016 A JP2009525016 A JP 2009525016A JP 2009525016 A JP2009525016 A JP 2009525016A JP 2010500916 A JP2010500916 A JP 2010500916A
- Authority
- JP
- Japan
- Prior art keywords
- brush
- proof device
- bristles
- type leak
- thin plate
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 230000008093 supporting effect Effects 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000758 substrate Substances 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
- F01D11/001—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
- 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)
- Brushes (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
12 剛毛
14 基体
30 薄板
32 薄板
Claims (14)
- 並べて配置された複数の剛毛列(28)に複数の弾性たわみ剛毛(12)が設置されている、流体機械の回転部品と固定部品との間の隙間を漏れ止めするための流体機械における単段ブラシ形漏れ止め装置(10)であって、
少なくとも2つの剛毛列(28)間に、剛毛(12)の縦方向に延びる薄板(30、32)あるいは円板が配置されている単段ブラシ形漏れ止め装置。 - 剛毛(12)の終端部位が基体(14)に不動に固定され、前記剛毛(12)間にて薄板(30、32)あるいは円板の縁部位が前記基体(14)に保持されていることを特徴とする請求項1に記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板が摩耗性材料から構成されていることを特徴とする請求項1又は2に記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板が金属マトリックスあるいは黒鉛で作られていることを特徴とする請求項3に記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板がプラスチックで作られていることを特徴とする請求項1又は2に記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板が金属で作られていることを特徴とする請求項1又は2に記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板が少なくとも部分的に複数の小穴を開けられていることを特徴とする請求項1ないし6のいずれか1つに記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板が少なくとも部分的にスリットが切られていることを特徴とする請求項1ないし7のいずれか1つに記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板が剛毛(12)の縦方向において剛毛(12)と全く同じ長さに形成されていることを特徴とする請求項1ないし8のいずれか1つに記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板が剛毛(12)の縦方向において剛毛(12)より短く形成されていることを特徴とする請求項1ないし8のいずれか1つに記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板が剛毛を支持するための構造を有していることを特徴とする請求項1ないし10のいずれか1つに記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板が波形に形成されていることを特徴とする請求項11に記載のブラシ形漏れ止め装置。
- 薄板(30、32)あるいは円板が正弦波状、U字状あるいは三角形状の波形(なみがた)にされていることを特徴とする請求項12に記載のブラシ形漏れ止め装置。
- 請求項1ないし8のいずれか1つに記載のブラシ形漏れ止め装置を備えている流体機械。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06017253A EP1892442A1 (de) | 2006-08-18 | 2006-08-18 | Bürstendichtung für eine Strömungsmaschine |
EP06017253.3 | 2006-08-18 | ||
PCT/EP2007/058353 WO2008020002A1 (de) | 2006-08-18 | 2007-08-13 | Bürstendichtung für eine strömungsmaschine |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2010500916A true JP2010500916A (ja) | 2010-01-14 |
JP2010500916A5 JP2010500916A5 (ja) | 2010-06-17 |
JP5100752B2 JP5100752B2 (ja) | 2012-12-19 |
Family
ID=37496631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009525016A Expired - Fee Related JP5100752B2 (ja) | 2006-08-18 | 2007-08-13 | 流体機械におけるブラシ形漏れ止め装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US8459652B2 (ja) |
EP (2) | EP1892442A1 (ja) |
JP (1) | JP5100752B2 (ja) |
CN (1) | CN101506553B (ja) |
AT (1) | ATE445797T1 (ja) |
DE (1) | DE502007001759D1 (ja) |
ES (1) | ES2335945T3 (ja) |
PL (1) | PL2052171T3 (ja) |
WO (1) | WO2008020002A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013153868A1 (ja) * | 2012-04-08 | 2013-10-17 | イーグル工業株式会社 | ブラシシール |
Families Citing this family (38)
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DE102008006485A1 (de) * | 2008-01-29 | 2009-07-30 | Mtu Aero Engines Gmbh | Bürstendichtung und Verfahren zur Montage einer Bürstendichtung |
DE102008006486A1 (de) * | 2008-01-29 | 2009-07-30 | Mtu Aero Engines Gmbh | Bürstendichtung und Verfahren zur Montage einer Bürstendichtung |
DE102008060371A1 (de) * | 2008-12-03 | 2010-06-10 | Mtu Aero Engines Gmbh | Bürstendichtung |
US20100164177A1 (en) * | 2008-12-30 | 2010-07-01 | Eaton Corporation | Hybrid multistage brush seal |
CA2798425C (en) * | 2009-05-06 | 2018-03-20 | Triverus, Llc | Surface cleaning and recycling apparatus and method |
US8505923B2 (en) | 2009-08-31 | 2013-08-13 | Sealeze, A Unit of Jason, Inc. | Brush seal with stress and deflection accommodating membrane |
US8596973B2 (en) * | 2009-12-07 | 2013-12-03 | Cmg Tech, Llc | Leaf seal assembly including polymer member and rotary machine containing such seal assembly |
US8690527B2 (en) * | 2010-06-30 | 2014-04-08 | Honeywell International Inc. | Flow discouraging systems and gas turbine engines |
US8523515B2 (en) | 2010-11-15 | 2013-09-03 | General Electric Company | Noise reducer for rotor blade in wind turbine |
US20130277918A1 (en) * | 2010-12-13 | 2013-10-24 | Sealeze, A Unit Of Jason Incorporated | High Temperature Device Shaft Brush Seal Assembly, Brush Seal, And Mounting Arrangement |
US8794918B2 (en) | 2011-01-07 | 2014-08-05 | General Electric Company | System for adjusting brush seal segments in turbomachine |
US9121297B2 (en) | 2011-03-28 | 2015-09-01 | General Electric Company | Rotating brush seal |
US9255486B2 (en) | 2011-03-28 | 2016-02-09 | General Electric Company | Rotating brush seal |
EP2505881A1 (de) | 2011-03-30 | 2012-10-03 | Siemens Aktiengesellschaft | Bürstendichtung für hohe Druckdifferenzen |
US8414261B2 (en) | 2011-05-31 | 2013-04-09 | General Electric Company | Noise reducer for rotor blade in wind turbine |
US9528384B2 (en) * | 2011-06-27 | 2016-12-27 | General Electric Company | Brush seal |
US20120326393A1 (en) * | 2011-06-27 | 2012-12-27 | General Electric Company | Brush seal |
US8834127B2 (en) | 2011-09-09 | 2014-09-16 | General Electric Company | Extension for rotor blade in wind turbine |
US8430638B2 (en) * | 2011-12-19 | 2013-04-30 | General Electric Company | Noise reducer for rotor blade in wind turbine |
CN102900476B (zh) * | 2012-09-21 | 2014-11-26 | 清华大学 | 一种利用压电效应的低泄漏刷式密封结构 |
CN103104297B (zh) * | 2013-02-05 | 2015-07-08 | 江苏透平密封高科技股份有限公司 | 一种刷式密封 |
US9610670B2 (en) * | 2013-06-07 | 2017-04-04 | Apple Inc. | Consumable abrasive tool for creating shiny chamfer |
CN103406739A (zh) * | 2013-08-20 | 2013-11-27 | 田波 | 一种新型刷式密封制造方法 |
DE102013217581A1 (de) | 2013-09-04 | 2015-03-05 | MTU Aero Engines AG | Dichtungsanordnung in einer axialen Strömungsmaschine |
DE102013220168B4 (de) * | 2013-10-07 | 2015-08-27 | MTU Aero Engines AG | Bürstendichtungssystem zum Abdichten eines Spalts zwischen relativ zueinander bewegbaren Bauteilen einer thermischen Gasturbine |
US9494134B2 (en) | 2013-11-20 | 2016-11-15 | General Electric Company | Noise reducing extension plate for rotor blade in wind turbine |
US9587505B2 (en) | 2013-12-05 | 2017-03-07 | General Electric Company | L brush seal for turbomachinery application |
US9322287B2 (en) | 2014-06-03 | 2016-04-26 | General Electric Company | Brush seal for turbine |
CN104047640B (zh) * | 2014-06-10 | 2015-11-18 | 清华大学 | 一种可调径向间隙的刷式密封结构 |
CN104089018B (zh) * | 2014-06-26 | 2016-10-12 | 南京博沃科技发展有限公司 | 一种刷丝受约束的刷式密封 |
JP6644444B2 (ja) * | 2015-03-09 | 2020-02-12 | イーグル工業株式会社 | 分割型ブラシシール装置及びその組立方法 |
US10180125B2 (en) | 2015-04-20 | 2019-01-15 | General Electric Company | Airflow configuration for a wind turbine rotor blade |
DE102015219946A1 (de) * | 2015-10-14 | 2017-04-20 | Siemens Aktiengesellschaft | Bürstendichtung sowie Turbomaschine mit Bürstendichtung |
DE102016208145A1 (de) * | 2016-05-11 | 2017-11-16 | Elringklinger Ag | Dichtungsvorrichtung |
US10465652B2 (en) | 2017-01-26 | 2019-11-05 | General Electric Company | Vortex generators for wind turbine rotor blades having noise-reducing features |
CN108223798B (zh) * | 2017-12-26 | 2020-01-14 | 中国航发四川燃气涡轮研究院 | 一种带芯部镂空指尖片的指尖密封装置 |
US10767623B2 (en) | 2018-04-13 | 2020-09-08 | General Electric Company | Serrated noise reducer for a wind turbine rotor blade |
US10746157B2 (en) | 2018-08-31 | 2020-08-18 | General Electric Company | Noise reducer for a wind turbine rotor blade having a cambered serration |
Citations (4)
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US5106104A (en) * | 1990-10-11 | 1992-04-21 | General Electric Company | Constant pressure drop multiple stage brush seal |
US5201530A (en) * | 1991-10-18 | 1993-04-13 | United Technologies Corporation | Multi-layered brush seal |
EP0992721A1 (en) * | 1998-10-08 | 2000-04-12 | ROLLS-ROYCE plc | Improved brush seal |
EP1388695A2 (en) * | 2002-08-06 | 2004-02-11 | United Technologies Corporation | Cooling arrangement for brush seal |
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GB2355049A (en) * | 1999-10-05 | 2001-04-11 | Rolls Royce Plc | Differential lay brush seal |
CN100379948C (zh) * | 2003-09-05 | 2008-04-09 | 通用电气公司 | 刷式密封装置的支撑 |
-
2006
- 2006-08-18 EP EP06017253A patent/EP1892442A1/de not_active Ceased
-
2007
- 2007-08-13 US US12/310,218 patent/US8459652B2/en not_active Expired - Fee Related
- 2007-08-13 CN CN2007800306250A patent/CN101506553B/zh not_active Expired - Fee Related
- 2007-08-13 ES ES07802585T patent/ES2335945T3/es active Active
- 2007-08-13 JP JP2009525016A patent/JP5100752B2/ja not_active Expired - Fee Related
- 2007-08-13 EP EP07802585A patent/EP2052171B1/de not_active Not-in-force
- 2007-08-13 WO PCT/EP2007/058353 patent/WO2008020002A1/de active Application Filing
- 2007-08-13 AT AT07802585T patent/ATE445797T1/de active
- 2007-08-13 DE DE502007001759T patent/DE502007001759D1/de active Active
- 2007-08-13 PL PL07802585T patent/PL2052171T3/pl unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US5106104A (en) * | 1990-10-11 | 1992-04-21 | General Electric Company | Constant pressure drop multiple stage brush seal |
US5201530A (en) * | 1991-10-18 | 1993-04-13 | United Technologies Corporation | Multi-layered brush seal |
EP0992721A1 (en) * | 1998-10-08 | 2000-04-12 | ROLLS-ROYCE plc | Improved brush seal |
EP1388695A2 (en) * | 2002-08-06 | 2004-02-11 | United Technologies Corporation | Cooling arrangement for brush seal |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013153868A1 (ja) * | 2012-04-08 | 2013-10-17 | イーグル工業株式会社 | ブラシシール |
JPWO2013153868A1 (ja) * | 2012-04-08 | 2015-12-17 | イーグル工業株式会社 | ブラシシール |
US9995395B2 (en) | 2012-04-08 | 2018-06-12 | Eagle Industry Co., Ltd. | Brush seal |
Also Published As
Publication number | Publication date |
---|---|
PL2052171T3 (pl) | 2010-03-31 |
ES2335945T3 (es) | 2010-04-06 |
EP2052171A1 (de) | 2009-04-29 |
CN101506553B (zh) | 2012-06-20 |
EP2052171B1 (de) | 2009-10-14 |
JP5100752B2 (ja) | 2012-12-19 |
EP1892442A1 (de) | 2008-02-27 |
US8459652B2 (en) | 2013-06-11 |
ATE445797T1 (de) | 2009-10-15 |
CN101506553A (zh) | 2009-08-12 |
DE502007001759D1 (de) | 2009-11-26 |
WO2008020002A1 (de) | 2008-02-21 |
US20100068042A1 (en) | 2010-03-18 |
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