JP4451882B2 - ガスタービンで使用されるスポークセンタリングブラシシール構造 - Google Patents
ガスタービンで使用されるスポークセンタリングブラシシール構造 Download PDFInfo
- Publication number
- JP4451882B2 JP4451882B2 JP2006529580A JP2006529580A JP4451882B2 JP 4451882 B2 JP4451882 B2 JP 4451882B2 JP 2006529580 A JP2006529580 A JP 2006529580A JP 2006529580 A JP2006529580 A JP 2006529580A JP 4451882 B2 JP4451882 B2 JP 4451882B2
- Authority
- JP
- Japan
- Prior art keywords
- spacer
- brush seal
- stator
- rotor
- slide
- 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 - Fee Related
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Images
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
- F01D11/02—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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Sealing Devices (AREA)
Description
本発明の例示の実施の形態は、この発明を制限するものではない図面を参照することでより詳細に明確にされる。
Claims (6)
- ロータ周りに同心的に位置される静翼の領域において、ガスタービンのステータ(11)とロータ(10)との間の非ハーメチックシールのための構造であって、ブラシシール(12)を備え、このブラシシール(12)は、二つのカバー又は案内要素(17、18)との間に配置される少なくとも1個のスペーサ又は補強要素(19)によって形成される収容スペース(16)に位置され、且つブラシシール(12)は、スライド要素(20)を介して半径方向に自由度を有すると共に並進運動が行なえ、
前記スライド要素(20)が、前記スペーサ又は前記補強要素(19)の外縁領域から延在して一体化され、
前記スライド要素(20)の外輪郭が、前記ステータ(11)に設けられたへこみ又は凹所(22)の内輪郭に対応して形成され、
前記スライド要素(20)が、前記ステータ(11)に設けられたへこみ又は凹所(22)と結合する、
ことを特徴とする構造。 - 前記スライド要素(20)が、前記スペーサ又は前記補強要素(19)の構成要素であることを特徴とする、請求項1に記載の構造。
- 、
前記スペーサ又は前記補強要素(19)が、環形状であり、前記スペーサ又は前記補強要素(19)の外縁領域から延在して、複数のスライド要素(20)が、前記スペーサ又は前記補強要素(19)に一体化されていることを特徴とする、請求項1又は2に記載の構造。 - 前記スペーサ又は前記補強要素(19)の境界表面(21)が、スライド要素(20)を形成することを特徴とする、請求項1乃至3に記載の構造。
- カバー又は案内要素(17,18)とスペーサ又は補強要素(19)は、複数のリベットによって一体に結合されることを特徴とする、請求項1乃至4のいずれかに記載の構造。
- ブラシシール(12)が、カバー又は案内要素(17,18)間でロータ(10)に与えられた収容空間(16)内で軸方向へのたわみに抗して形状固定されていることを特徴とする、請求項1乃至5のいずれかに記載の構造。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10320450A DE10320450B4 (de) | 2003-05-08 | 2003-05-08 | Dichtungsanordnung |
PCT/DE2004/000810 WO2004101957A1 (de) | 2003-05-08 | 2004-04-17 | Speichenzentrierte bürstendichtungsanordnung in einer gasturbine |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006529014A JP2006529014A (ja) | 2006-12-28 |
JP4451882B2 true JP4451882B2 (ja) | 2010-04-14 |
Family
ID=33394274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006529580A Expired - Fee Related JP4451882B2 (ja) | 2003-05-08 | 2004-04-17 | ガスタービンで使用されるスポークセンタリングブラシシール構造 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7516962B2 (ja) |
EP (1) | EP1620632B1 (ja) |
JP (1) | JP4451882B2 (ja) |
DE (1) | DE10320450B4 (ja) |
WO (1) | WO2004101957A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060267291A1 (en) * | 2005-05-25 | 2006-11-30 | Mark Addis | Brush seal assembly and method of assembling same |
WO2007100634A2 (en) | 2006-02-22 | 2007-09-07 | 3M Innovative Properties Company | Immune response modifier conjugates |
US20080149123A1 (en) | 2006-12-22 | 2008-06-26 | Mckay William D | Particulate material dispensing hairbrush with combination bristles |
US20120326393A1 (en) * | 2011-06-27 | 2012-12-27 | General Electric Company | Brush seal |
US9528384B2 (en) * | 2011-06-27 | 2016-12-27 | General Electric Company | Brush seal |
US8657298B2 (en) | 2011-08-15 | 2014-02-25 | General Electric Company | Brush seal with backing plate tooth |
FR2999236A1 (fr) * | 2012-12-12 | 2014-06-13 | Snecma | Dispositif de joint d'etancheite pour une turbomachine comportant une piece intermediaire |
US9500094B1 (en) * | 2013-04-23 | 2016-11-22 | S & J Deisgn, Llc | Turbine with radial acting seal |
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 |
DE102014212174A1 (de) * | 2014-06-25 | 2015-12-31 | MTU Aero Engines AG | Bürstendichtungssystem zum Abdichten eines Spalts zwischen relativ zueinander bewegbaren Bauteilen einer Strömungsmaschine |
US9879557B2 (en) | 2014-08-15 | 2018-01-30 | United Technologies Corporation | Inner stage turbine seal for gas turbine engine |
KR101945921B1 (ko) * | 2015-01-29 | 2019-02-11 | 이구루코교 가부시기가이샤 | 브러시 시일 |
TWI758700B (zh) * | 2019-03-28 | 2022-03-21 | 美商聖高拜塑膠製品公司 | 密封總成及形成密封之方法 |
DE102020202862A1 (de) | 2020-03-06 | 2021-09-09 | MTU Aero Engines AG | Dichtungsvorrichtung für eine Strömungsmaschine, Dichtungsträgerringelement für eine Dichtungsvorrichtung und Strömungsmaschine |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB643604A (en) | 1948-03-23 | 1950-09-20 | Joseph Stanley Hall | Improvements in or relating to glands for rotary machines |
US3019035A (en) | 1957-12-17 | 1962-01-30 | Orenda Engines Ltd | Mounting mechanism for labyrinth seal disc |
US3011835A (en) * | 1958-10-14 | 1961-12-05 | Harold A Guthans | Stern bearing packing glands |
EP0076256B1 (en) | 1981-04-10 | 1986-07-09 | Caterpillar Inc. | A floating expansion control ring |
US4767267A (en) * | 1986-12-03 | 1988-08-30 | General Electric Company | Seal assembly |
GB8712681D0 (en) * | 1987-05-29 | 1987-07-01 | Cross Mfg Co 1938 Ltd | Brush seals |
GB9020317D0 (en) * | 1990-09-18 | 1990-10-31 | Cross Mfg Co | Sealing devices |
US5080557A (en) | 1991-01-14 | 1992-01-14 | General Motors Corporation | Turbine blade shroud assembly |
US5114159A (en) * | 1991-08-05 | 1992-05-19 | United Technologies Corporation | Brush seal and damper |
US5630590A (en) * | 1996-03-26 | 1997-05-20 | United Technologies Corporation | Method and apparatus for improving the airsealing effectiveness in a turbine engine |
DE19628559A1 (de) | 1996-07-16 | 1998-01-29 | Mtu Muenchen Gmbh | Dichtungseinrichtung für gegeneinander rotierende Teile |
US6364316B1 (en) * | 1999-02-11 | 2002-04-02 | Honeywell International Inc. | Dual pressure balanced noncontacting finger seal |
US6226975B1 (en) * | 1999-09-14 | 2001-05-08 | Steven G. Ingistov | Turbine power plant having a floating brush seal |
DE10122732C2 (de) | 2001-05-10 | 2003-04-30 | Mtu Aero Engines Gmbh | Anordnung für eine nicht-hermetisch abdichtende Dichtung |
US6402157B1 (en) * | 2001-08-20 | 2002-06-11 | General Electric Company | Brush seal and method of using brush seal |
-
2003
- 2003-05-08 DE DE10320450A patent/DE10320450B4/de not_active Expired - Fee Related
-
2004
- 2004-04-17 WO PCT/DE2004/000810 patent/WO2004101957A1/de active Application Filing
- 2004-04-17 US US10/554,525 patent/US7516962B2/en not_active Expired - Fee Related
- 2004-04-17 EP EP04728102A patent/EP1620632B1/de not_active Expired - Fee Related
- 2004-04-17 JP JP2006529580A patent/JP4451882B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20060285970A1 (en) | 2006-12-21 |
DE10320450A1 (de) | 2004-11-25 |
JP2006529014A (ja) | 2006-12-28 |
DE10320450B4 (de) | 2013-07-18 |
WO2004101957A1 (de) | 2004-11-25 |
EP1620632B1 (de) | 2012-08-29 |
US7516962B2 (en) | 2009-04-14 |
EP1620632A1 (de) | 2006-02-01 |
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