FR2966195B1 - Ensemble d'etancheite pour turbomachine - Google Patents
Ensemble d'etancheite pour turbomachineInfo
- Publication number
- FR2966195B1 FR2966195B1 FR1159228A FR1159228A FR2966195B1 FR 2966195 B1 FR2966195 B1 FR 2966195B1 FR 1159228 A FR1159228 A FR 1159228A FR 1159228 A FR1159228 A FR 1159228A FR 2966195 B1 FR2966195 B1 FR 2966195B1
- Authority
- FR
- France
- Prior art keywords
- turbomachine
- sealing assembly
- sealing
- assembly
- 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
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
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
- F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
-
- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/906,585 US8591181B2 (en) | 2010-10-18 | 2010-10-18 | Turbomachine seal assembly |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2966195A1 FR2966195A1 (fr) | 2012-04-20 |
FR2966195B1 true FR2966195B1 (fr) | 2016-07-29 |
Family
ID=45895946
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1159228A Expired - Fee Related FR2966195B1 (fr) | 2010-10-18 | 2011-10-12 | Ensemble d'etancheite pour turbomachine |
Country Status (5)
Country | Link |
---|---|
US (1) | US8591181B2 (fr) |
JP (1) | JP5879084B2 (fr) |
DE (1) | DE102011054586A1 (fr) |
FR (1) | FR2966195B1 (fr) |
RU (1) | RU2011142880A (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8591181B2 (en) | 2010-10-18 | 2013-11-26 | General Electric Company | Turbomachine seal assembly |
GB2492546A (en) * | 2011-07-04 | 2013-01-09 | Alstom Technology Ltd | A labyrinth seal for an axial fluid flow turbomachine |
GB201207837D0 (en) * | 2012-05-04 | 2012-06-20 | Rolls Royce Plc | Leaf seal |
US20140054863A1 (en) * | 2012-08-21 | 2014-02-27 | General Electric Company | Seal assembly for a turbine system |
JP5951449B2 (ja) * | 2012-11-02 | 2016-07-13 | 株式会社東芝 | 蒸気タービン |
GB201311607D0 (en) | 2013-06-28 | 2013-08-14 | Rolls Royce Plc | A leaf seal |
GB201311610D0 (en) * | 2013-06-28 | 2013-08-14 | Rolls Royce Plc | A Leaf Seal |
GB201311611D0 (en) | 2013-06-28 | 2013-08-14 | Rolls Royce Plc | A Brush Seal |
US9506366B2 (en) | 2013-08-06 | 2016-11-29 | General Electric Company | Helical seal system for a turbomachine |
EP2949871B1 (fr) * | 2014-05-07 | 2017-03-01 | United Technologies Corporation | Segment d'aube variable |
JP6167158B2 (ja) * | 2015-12-09 | 2017-07-19 | 三菱日立パワーシステムズ株式会社 | シール構造及びターボ機械 |
JP6662661B2 (ja) * | 2016-02-29 | 2020-03-11 | 三菱日立パワーシステムズ株式会社 | シール構造及びターボ機械 |
FR3053386B1 (fr) * | 2016-06-29 | 2020-03-20 | Safran Helicopter Engines | Roue de turbine |
JP7211877B2 (ja) * | 2019-04-11 | 2023-01-24 | 三菱重工業株式会社 | 蒸気タービンロータ及び蒸気タービン |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1831242A (en) * | 1926-12-09 | 1931-11-10 | Westinghouse Electric & Mfg Co | Labyrinth packing |
US3519277A (en) | 1968-01-18 | 1970-07-07 | Pneumo Dynamics Corp | Fan seal |
US3795386A (en) | 1971-08-16 | 1974-03-05 | Monsanto Co | Shaft seal for low and high pressures |
US4084825A (en) | 1976-03-31 | 1978-04-18 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Counter pumping debris excluder and separator |
JPS57163054U (fr) * | 1981-04-07 | 1982-10-14 | ||
GB2159895B (en) * | 1984-06-04 | 1987-09-16 | Gen Electric | Stepped-tooth rotating labyrinth seal |
US5244216A (en) * | 1988-01-04 | 1993-09-14 | The Texas A & M University System | Labyrinth seal |
GB2251040B (en) * | 1990-12-22 | 1994-06-22 | Rolls Royce Plc | Seal arrangement |
JPH05125904A (ja) * | 1991-10-31 | 1993-05-21 | Fuji Electric Co Ltd | 蒸気タービンのシールフイン |
US5287697A (en) * | 1992-01-02 | 1994-02-22 | General Electric Company | Variable area bypass injector seal |
US5735667A (en) | 1996-05-06 | 1998-04-07 | Innovative Technology, L.L.C. | Method and apparatus for minimizing leakage in turbine seals |
JPH11280679A (ja) | 1998-03-31 | 1999-10-15 | Fujitsu General Ltd | スクロール圧縮機 |
EP1152124A1 (fr) * | 2000-05-04 | 2001-11-07 | Siemens Aktiengesellschaft | Garniture d'étanchéité |
US6969231B2 (en) * | 2002-12-31 | 2005-11-29 | General Electric Company | Rotary machine sealing assembly |
EP1508672A1 (fr) * | 2003-08-21 | 2005-02-23 | Siemens Aktiengesellschaft | Anneau de fixation segmenté pour une turbine |
JP2006152954A (ja) * | 2004-11-30 | 2006-06-15 | Toshiba Corp | シールフィン、ラビリンスシール装置およびラビリンスシール装置を備えた蒸気タービン |
DE102004059858A1 (de) * | 2004-12-11 | 2006-06-29 | Alstom Technology Ltd | Lamellendichtung, insbesondere für eine Gasturbine |
US7971882B1 (en) * | 2007-01-17 | 2011-07-05 | Florida Turbine Technologies, Inc. | Labyrinth seal |
US20080193309A1 (en) | 2007-02-09 | 2008-08-14 | Vasanth Srinivasa Kothnur | Screw pump rotor and method of reducing slip flow |
US8066475B2 (en) | 2007-09-04 | 2011-11-29 | General Electric Company | Labyrinth compression seal and turbine incorporating the same |
US8388310B1 (en) * | 2008-01-30 | 2013-03-05 | Siemens Energy, Inc. | Turbine disc sealing assembly |
US8215914B2 (en) | 2008-07-08 | 2012-07-10 | General Electric Company | Compliant seal for rotor slot |
JP2010077882A (ja) * | 2008-09-25 | 2010-04-08 | Toyota Motor Corp | 多段タービンのラビリンスシール構造 |
US8333544B1 (en) * | 2009-08-14 | 2012-12-18 | Florida Turbine Technologies, Inc. | Card seal for a turbomachine |
US8393859B1 (en) * | 2009-09-18 | 2013-03-12 | Florida Turbine Technologies, Inc. | Card seal for a turbine |
US8561997B2 (en) | 2010-01-05 | 2013-10-22 | General Electric Company | Adverse pressure gradient seal mechanism |
US8591181B2 (en) | 2010-10-18 | 2013-11-26 | General Electric Company | Turbomachine seal assembly |
-
2010
- 2010-10-18 US US12/906,585 patent/US8591181B2/en not_active Expired - Fee Related
-
2011
- 2011-10-12 FR FR1159228A patent/FR2966195B1/fr not_active Expired - Fee Related
- 2011-10-13 JP JP2011225402A patent/JP5879084B2/ja not_active Expired - Fee Related
- 2011-10-17 RU RU2011142880/06A patent/RU2011142880A/ru not_active Application Discontinuation
- 2011-10-18 DE DE102011054586A patent/DE102011054586A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US20120093633A1 (en) | 2012-04-19 |
FR2966195A1 (fr) | 2012-04-20 |
JP2012087928A (ja) | 2012-05-10 |
JP5879084B2 (ja) | 2016-03-08 |
DE102011054586A1 (de) | 2012-04-19 |
US8591181B2 (en) | 2013-11-26 |
RU2011142880A (ru) | 2013-04-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 5 |
|
PLFP | Fee payment |
Year of fee payment: 6 |
|
ST | Notification of lapse |
Effective date: 20180629 |