JP2010523902A - 衝動タービン - Google Patents
衝動タービン Download PDFInfo
- Publication number
- JP2010523902A JP2010523902A JP2010503483A JP2010503483A JP2010523902A JP 2010523902 A JP2010523902 A JP 2010523902A JP 2010503483 A JP2010503483 A JP 2010503483A JP 2010503483 A JP2010503483 A JP 2010503483A JP 2010523902 A JP2010523902 A JP 2010523902A
- Authority
- JP
- Japan
- Prior art keywords
- impulse turbine
- guide vanes
- seal
- brush
- partition 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.)
- Pending
Links
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
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
- F01D1/10—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines having two or more stages subjected to working-fluid flow without essential intermediate pressure change, i.e. with velocity 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
- F01D11/001—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
- F16J15/002—Sealings comprising at least two sealings in succession
- F16J15/006—Sealings comprising at least two sealings in succession with division of the pressure
-
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Devices (AREA)
Abstract
Description
2 ロータシャフト
3 案内羽根
4 回転羽根
5 仕切り板
6 ラビリンスシール
7 ケーシング
8 ロータシャフト
9 案内羽根
10 回転羽根
11 ブラシシール
12 衝突金属薄板
Claims (3)
- 衝動タービンにおいて、案内羽根(9)の自由端部にブラシシール(11)が設けられており、該ブラシシール(11)が、半径方向線に関してロータシャフトの回転方向で半径方向線と鋭角を成していることを特徴とする、衝動タービン。
- 流れ方向で案内羽根(9)の自由端部の前方にも後方にもブラシシールが設けられている、請求項1記載の衝動タービン。
- ブラシシールの間に衝突金属薄板(12)が配置されている、請求項2記載の衝動タービン。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007018063A DE102007018063B4 (de) | 2007-04-17 | 2007-04-17 | Gleichdruckturbine |
PCT/EP2008/054561 WO2008125677A1 (de) | 2007-04-17 | 2008-04-15 | Gleichdruckturbine |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2010523902A true JP2010523902A (ja) | 2010-07-15 |
Family
ID=39588044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010503483A Pending JP2010523902A (ja) | 2007-04-17 | 2008-04-15 | 衝動タービン |
Country Status (7)
Country | Link |
---|---|
US (1) | US20100129206A1 (ja) |
EP (1) | EP2134926A1 (ja) |
JP (1) | JP2010523902A (ja) |
CN (1) | CN101657608A (ja) |
BR (1) | BRPI0810372A2 (ja) |
DE (1) | DE102007018063B4 (ja) |
WO (1) | WO2008125677A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008060706A1 (de) * | 2008-12-05 | 2010-06-10 | Man Turbo Ag | Düsensegment für eine Dampfturbine |
US20130236302A1 (en) * | 2012-03-12 | 2013-09-12 | Charles Alexander Smith | In-situ gas turbine rotor blade and casing clearance control |
WO2016124262A1 (de) * | 2015-02-04 | 2016-08-11 | Siemens Aktiengesellschaft | Bürstendichtungsanordnung |
CN109441568B (zh) * | 2018-11-16 | 2024-04-19 | 华电电力科学研究院有限公司 | 一种高效率的低压隔板套装置及其装配方法 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6131910A (en) * | 1992-11-19 | 2000-10-17 | General Electric Co. | Brush seals and combined labyrinth and brush seals for rotary machines |
US6318728B1 (en) * | 1997-07-11 | 2001-11-20 | Demag Delaval Turbomachinery Corporation | Brush-seal designs for elastic fluid turbines |
JP2003193802A (ja) * | 2001-11-16 | 2003-07-09 | General Electric Co <Ge> | ロータの反りを排除するための、蒸気タービンのロータプラットフォームの改良及びダイアフラムパッキン区域におけるブラシシール使用法 |
JP2004084951A (ja) * | 2002-08-26 | 2004-03-18 | General Electric Co <Ge> | 原位置で荷重を分配するブラシシール |
US20050104300A1 (en) * | 2003-10-14 | 2005-05-19 | Simon Hogg | Sealing arrangement using flexible seals |
US20060006603A1 (en) * | 1999-04-06 | 2006-01-12 | Dalton William S | Brush seal designs for turbines and similar rotary apparatus |
US20060024156A1 (en) * | 2004-07-29 | 2006-02-02 | Alstom Technology Ltd | Axial flow steam turbine assembly |
US20060024155A1 (en) * | 2004-07-29 | 2006-02-02 | Alstom Technology Ltd | Axial flow steam turbine assembly |
US20060088409A1 (en) * | 2004-10-21 | 2006-04-27 | General Electric Company | Grouped reaction nozzle tip shrouds with integrated seals |
EP1734230A1 (de) * | 2005-06-13 | 2006-12-20 | Siemens Aktiengesellschaft | Thermische Strömungsmaschine |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4446361A1 (de) * | 1994-12-23 | 1996-06-27 | Mtu Muenchen Gmbh | Bürstendichtung für Turbomaschine |
US6435514B1 (en) * | 2000-12-15 | 2002-08-20 | General Electric Company | Brush seal with positive adjustable clearance control |
GB0319002D0 (en) * | 2003-05-13 | 2003-09-17 | Alstom Switzerland Ltd | Improvements in or relating to steam turbines |
US7549835B2 (en) * | 2006-07-07 | 2009-06-23 | Siemens Energy, Inc. | Leakage flow control and seal wear minimization system for a turbine engine |
-
2007
- 2007-04-17 DE DE102007018063A patent/DE102007018063B4/de not_active Expired - Fee Related
-
2008
- 2008-04-15 EP EP08736247A patent/EP2134926A1/de not_active Withdrawn
- 2008-04-15 US US12/596,017 patent/US20100129206A1/en not_active Abandoned
- 2008-04-15 BR BRPI0810372-0A2A patent/BRPI0810372A2/pt not_active IP Right Cessation
- 2008-04-15 JP JP2010503483A patent/JP2010523902A/ja active Pending
- 2008-04-15 WO PCT/EP2008/054561 patent/WO2008125677A1/de active Application Filing
- 2008-04-15 CN CN200880012399A patent/CN101657608A/zh active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6131910A (en) * | 1992-11-19 | 2000-10-17 | General Electric Co. | Brush seals and combined labyrinth and brush seals for rotary machines |
US6318728B1 (en) * | 1997-07-11 | 2001-11-20 | Demag Delaval Turbomachinery Corporation | Brush-seal designs for elastic fluid turbines |
US20060006603A1 (en) * | 1999-04-06 | 2006-01-12 | Dalton William S | Brush seal designs for turbines and similar rotary apparatus |
JP2003193802A (ja) * | 2001-11-16 | 2003-07-09 | General Electric Co <Ge> | ロータの反りを排除するための、蒸気タービンのロータプラットフォームの改良及びダイアフラムパッキン区域におけるブラシシール使用法 |
JP2004084951A (ja) * | 2002-08-26 | 2004-03-18 | General Electric Co <Ge> | 原位置で荷重を分配するブラシシール |
US20050104300A1 (en) * | 2003-10-14 | 2005-05-19 | Simon Hogg | Sealing arrangement using flexible seals |
US20060024156A1 (en) * | 2004-07-29 | 2006-02-02 | Alstom Technology Ltd | Axial flow steam turbine assembly |
US20060024155A1 (en) * | 2004-07-29 | 2006-02-02 | Alstom Technology Ltd | Axial flow steam turbine assembly |
US20060088409A1 (en) * | 2004-10-21 | 2006-04-27 | General Electric Company | Grouped reaction nozzle tip shrouds with integrated seals |
EP1734230A1 (de) * | 2005-06-13 | 2006-12-20 | Siemens Aktiengesellschaft | Thermische Strömungsmaschine |
Also Published As
Publication number | Publication date |
---|---|
DE102007018063A1 (de) | 2008-10-23 |
EP2134926A1 (de) | 2009-12-23 |
DE102007018063B4 (de) | 2012-02-09 |
BRPI0810372A2 (pt) | 2014-10-29 |
WO2008125677A1 (de) | 2008-10-23 |
US20100129206A1 (en) | 2010-05-27 |
CN101657608A (zh) | 2010-02-24 |
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