IT1222057B - Complesso di tenuta in particolare per turbomotori a gas - Google Patents
Complesso di tenuta in particolare per turbomotori a gasInfo
- Publication number
- IT1222057B IT1222057B IT21332/87A IT2133287A IT1222057B IT 1222057 B IT1222057 B IT 1222057B IT 21332/87 A IT21332/87 A IT 21332/87A IT 2133287 A IT2133287 A IT 2133287A IT 1222057 B IT1222057 B IT 1222057B
- Authority
- IT
- Italy
- Prior art keywords
- gas turbo
- turbo engines
- sealing complex
- complex
- sealing
- Prior art date
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
- F01D11/001—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/937,634 US4767267A (en) | 1986-12-03 | 1986-12-03 | Seal assembly |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8721332A0 IT8721332A0 (it) | 1987-07-17 |
IT1222057B true IT1222057B (it) | 1990-08-31 |
Family
ID=25470191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21332/87A IT1222057B (it) | 1986-12-03 | 1987-07-17 | Complesso di tenuta in particolare per turbomotori a gas |
Country Status (7)
Country | Link |
---|---|
US (1) | US4767267A (it) |
JP (1) | JPS63143302A (it) |
DE (1) | DE3724210A1 (it) |
FR (1) | FR2607892B1 (it) |
GB (1) | GB2198489B (it) |
IT (1) | IT1222057B (it) |
SE (1) | SE8702958L (it) |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4820119A (en) * | 1988-05-23 | 1989-04-11 | United Technologies Corporation | Inner turbine seal |
US4889470A (en) * | 1988-08-01 | 1989-12-26 | Westinghouse Electric Corp. | Compressor diaphragm assembly |
US5197281A (en) * | 1990-04-03 | 1993-03-30 | General Electric Company | Interstage seal arrangement for airfoil stages of turbine engine counterrotating rotors |
IE67360B1 (en) * | 1990-09-25 | 1996-03-20 | United Technologies Corp | Apparatus and method for a stator assembly of a rotary machine |
WO1994008143A1 (en) * | 1992-10-07 | 1994-04-14 | University Of Alabama At Birmingham | Inlet clearance gap seal |
DE19507673C2 (de) * | 1995-03-06 | 1997-07-03 | Mtu Muenchen Gmbh | Leitrad für Turbomaschinen |
GB9717857D0 (en) * | 1997-08-23 | 1997-10-29 | Rolls Royce Plc | Fluid Seal |
US6042334A (en) * | 1998-08-17 | 2000-03-28 | General Electric Company | Compressor interstage seal |
US6139264A (en) * | 1998-12-07 | 2000-10-31 | General Electric Company | Compressor interstage seal |
US6220815B1 (en) | 1999-12-17 | 2001-04-24 | General Electric Company | Inter-stage seal retainer and assembly |
DE10019440A1 (de) * | 2000-04-19 | 2001-10-25 | Rolls Royce Deutschland | Zwischenstufendichtungsträger |
US6652226B2 (en) | 2001-02-09 | 2003-11-25 | General Electric Co. | Methods and apparatus for reducing seal teeth wear |
US6503051B2 (en) * | 2001-06-06 | 2003-01-07 | General Electric Company | Overlapping interference seal and methods for forming the seal |
US6579065B2 (en) | 2001-09-13 | 2003-06-17 | General Electric Co. | Methods and apparatus for limiting fluid flow between adjacent rotor blades |
US6729842B2 (en) * | 2002-08-28 | 2004-05-04 | General Electric Company | Methods and apparatus to reduce seal rubbing within gas turbine engines |
DE10320450B4 (de) * | 2003-05-08 | 2013-07-18 | Mtu Aero Engines Gmbh | Dichtungsanordnung |
US7001145B2 (en) * | 2003-11-20 | 2006-02-21 | General Electric Company | Seal assembly for turbine, bucket/turbine including same, method for sealing interface between rotating and stationary components of a turbine |
US8047767B2 (en) * | 2005-09-28 | 2011-11-01 | General Electric Company | High pressure first stage turbine and seal assembly |
US7625174B2 (en) * | 2005-12-16 | 2009-12-01 | General Electric Company | Methods and apparatus for assembling gas turbine engine stator assemblies |
US20070137039A1 (en) * | 2005-12-20 | 2007-06-21 | General Electric Company | Methods and apparatus for coupling honeycomb seals to gas turbine engine components |
US7635251B2 (en) * | 2006-06-10 | 2009-12-22 | United Technologies Corporation | Stator assembly for a rotary machine |
US7500824B2 (en) * | 2006-08-22 | 2009-03-10 | General Electric Company | Angel wing abradable seal and sealing method |
US7748956B2 (en) * | 2006-12-19 | 2010-07-06 | United Technologies Corporation | Non-stablug stator apparatus and assembly method |
US7837437B2 (en) * | 2007-03-07 | 2010-11-23 | General Electric Company | Turbine nozzle segment and repair method |
US8205335B2 (en) * | 2007-06-12 | 2012-06-26 | United Technologies Corporation | Method of repairing knife edge seals |
FR2928961B1 (fr) * | 2008-03-19 | 2015-11-13 | Snecma | Distributeur sectorise pour une turbomachine. |
FR2928963B1 (fr) * | 2008-03-19 | 2017-12-08 | Snecma | Distributeur de turbine pour une turbomachine. |
FR2930592B1 (fr) * | 2008-04-24 | 2010-04-30 | Snecma | Distributeur de turbine pour une turbomachine |
EP2196629B1 (fr) * | 2008-12-11 | 2018-05-16 | Safran Aero Boosters SA | Virole interne composite segmentée de redresseur de compresseur axial |
US8282346B2 (en) * | 2009-04-06 | 2012-10-09 | General Electric Company | Methods, systems and/or apparatus relating to seals for turbine engines |
US8172519B2 (en) * | 2009-05-06 | 2012-05-08 | General Electric Company | Abradable seals |
DE102009037620A1 (de) * | 2009-08-14 | 2011-02-17 | Mtu Aero Engines Gmbh | Strömungsmaschine |
US8215115B2 (en) * | 2009-09-28 | 2012-07-10 | Hamilton Sundstrand Corporation | Combustor interface sealing arrangement |
EP2550449A4 (en) | 2010-03-22 | 2016-04-13 | Dresser Rand Co | ENERGY CONVERSION SYSTEM WITH SELF-EFFICIENT RADIAL FLUORING TURBINE AND METHOD |
FR2971022B1 (fr) * | 2011-02-02 | 2013-01-04 | Snecma | Etage redresseur de compresseur pour une turbomachine |
US9228451B2 (en) | 2011-05-03 | 2016-01-05 | Pratt & Whitney Canada Corp. | Gas turbine engine module adapter to a carrier |
FR2982314B1 (fr) * | 2011-11-09 | 2016-08-26 | Snecma | Dispositif d'etancheite dynamique a labyrinthe |
US8827637B2 (en) * | 2012-03-23 | 2014-09-09 | Pratt & Whitney Canada Corp. | Seal arrangement for gas turbine engines |
US9140133B2 (en) * | 2012-08-14 | 2015-09-22 | United Technologies Corporation | Threaded full ring inner air-seal |
EP2735707B1 (fr) * | 2012-11-27 | 2017-04-05 | Safran Aero Boosters SA | Redresseur de turbomachine axiale avec virole interne segmentée et compresseur associé |
US9291071B2 (en) | 2012-12-03 | 2016-03-22 | United Technologies Corporation | Turbine nozzle baffle |
FR3001252B1 (fr) * | 2013-01-23 | 2015-02-13 | Snecma | Aubage fixe de distribution de flux comprenant une plate-forme interne a renforts integres |
FR3003599B1 (fr) * | 2013-03-25 | 2017-11-17 | Snecma | Aubage fixe de distribution de flux ameliore |
EP3008309B1 (en) * | 2013-06-14 | 2018-04-25 | United Technologies Corporation | Gas turbine engine flow control device |
EP2818643B1 (de) * | 2013-06-27 | 2018-08-08 | MTU Aero Engines GmbH | Dichteinrichtung und Strömungsmaschine |
WO2015050739A1 (en) | 2013-10-03 | 2015-04-09 | United Technologies Corporation | Vane seal system having spring positively locating seal member in axial direction |
US10808563B2 (en) | 2013-10-03 | 2020-10-20 | Raytheon Technologies Corporation | Vane seal system and seal therefor |
EP2871325B1 (de) * | 2013-11-12 | 2016-04-06 | MTU Aero Engines GmbH | Innenring einer Strömungsmaschine und Leitrad |
FR3027343B1 (fr) * | 2014-10-15 | 2019-08-09 | Safran Aircraft Engines | Ensemble rotatif pour turbomachine comprenant un anneau de stator auto-porte |
ITUB20155442A1 (it) * | 2015-11-11 | 2017-05-11 | Ge Avio Srl | Stadio di un motore a turbina a gas provvisto di una tenuta a labirinto |
FR3055145B1 (fr) * | 2016-08-16 | 2020-04-24 | Safran Aircraft Engines | Secteur angulaire d'aube de stator de turbomachine |
US10557364B2 (en) * | 2016-11-22 | 2020-02-11 | United Technologies Corporation | Two pieces stator inner shroud |
US10450963B2 (en) * | 2017-05-02 | 2019-10-22 | Rolls-Royce Corporation | Shaft seal crack obviation |
PL3409897T3 (pl) | 2017-05-29 | 2020-04-30 | MTU Aero Engines AG | Uszczelka maszyny przepływowej, sposób wytwarzania uszczelki oraz maszyna przepływowa |
DE102017211316A1 (de) * | 2017-07-04 | 2019-01-10 | MTU Aero Engines AG | Turbomaschinen-Dichtring |
FR3100838B1 (fr) * | 2019-09-13 | 2021-10-01 | Safran Aircraft Engines | Anneau d’etancheite de turbomachine |
JP2024010701A (ja) * | 2022-07-13 | 2024-01-25 | 本田技研工業株式会社 | ラジアルタービンノズル及びその組立方法 |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3018085A (en) * | 1957-03-25 | 1962-01-23 | Gen Motors Corp | Floating labyrinth seal |
US3018113A (en) * | 1957-05-14 | 1962-01-23 | Gen Motors Corp | Floating labyrinth seal |
US3046648A (en) * | 1959-04-13 | 1962-07-31 | Aircraft Prec Products Inc | Method of manufacturing replaceable labyrinth type seal assembly |
US3079128A (en) * | 1961-01-23 | 1963-02-26 | Burge Joseph | Sealing and securing means for turbomachine blading |
US3343806A (en) * | 1965-05-27 | 1967-09-26 | Gen Electric | Rotor assembly for gas turbine engines |
US3302926A (en) * | 1965-12-06 | 1967-02-07 | Gen Electric | Segmented nozzle diaphragm for high temperature turbine |
US3365173A (en) * | 1966-02-28 | 1968-01-23 | Gen Electric | Stator structure |
US3423070A (en) * | 1966-11-23 | 1969-01-21 | Gen Electric | Sealing means for turbomachinery |
US3558237A (en) * | 1969-06-25 | 1971-01-26 | Gen Motors Corp | Variable turbine nozzles |
US3603599A (en) * | 1970-05-06 | 1971-09-07 | Gen Motors Corp | Cooled seal |
US3694882A (en) * | 1970-09-24 | 1972-10-03 | Westinghouse Electric Corp | Method for providing a corrugated seal in an elastic fluid machine |
SE369539B (it) * | 1973-01-05 | 1974-09-02 | Stal Laval Turbin Ab | |
JPS56870B2 (it) * | 1973-05-09 | 1981-01-09 | ||
US3829233A (en) * | 1973-06-27 | 1974-08-13 | Westinghouse Electric Corp | Turbine diaphragm seal structure |
US3941500A (en) * | 1974-06-10 | 1976-03-02 | Westinghouse Electric Corporation | Turbomachine interstage seal assembly |
US3990807A (en) * | 1974-12-23 | 1976-11-09 | United Technologies Corporation | Thermal response shroud for rotating body |
US4087199A (en) * | 1976-11-22 | 1978-05-02 | General Electric Company | Ceramic turbine shroud assembly |
US4177004A (en) * | 1977-10-31 | 1979-12-04 | General Electric Company | Combined turbine shroud and vane support structure |
US4251185A (en) * | 1978-05-01 | 1981-02-17 | Caterpillar Tractor Co. | Expansion control ring for a turbine shroud assembly |
FR2427469A1 (fr) * | 1978-06-01 | 1979-12-28 | Snecma | Dispositif de fixation d'une garniture d'etancheite sur un distributeur de turbomachine |
US4247248A (en) * | 1978-12-20 | 1981-01-27 | United Technologies Corporation | Outer air seal support structure for gas turbine engine |
FR2452590A1 (fr) * | 1979-03-27 | 1980-10-24 | Snecma | Garniture d'etancheite amovible pour segment de distributeur de turbomachine |
GB2087979B (en) * | 1980-11-22 | 1984-02-22 | Rolls Royce | Gas turbine engine blade tip seal |
US4449714A (en) * | 1983-03-22 | 1984-05-22 | Gulf & Western Industries, Inc. | Turbine engine seal and method for repair thereof |
US4507052A (en) * | 1983-03-31 | 1985-03-26 | General Motors Corporation | End seal for turbine blade bases |
US4645424A (en) * | 1984-07-23 | 1987-02-24 | United Technologies Corporation | Rotating seal for gas turbine engine |
US4655683A (en) * | 1984-12-24 | 1987-04-07 | United Technologies Corporation | Stator seal land structure |
-
1986
- 1986-12-03 US US06/937,634 patent/US4767267A/en not_active Expired - Fee Related
-
1987
- 1987-06-15 GB GB8713926A patent/GB2198489B/en not_active Expired - Fee Related
- 1987-07-17 IT IT21332/87A patent/IT1222057B/it active
- 1987-07-22 DE DE19873724210 patent/DE3724210A1/de not_active Ceased
- 1987-07-24 SE SE8702958A patent/SE8702958L/xx not_active Application Discontinuation
- 1987-07-30 JP JP62189063A patent/JPS63143302A/ja active Pending
- 1987-08-03 FR FR878710996A patent/FR2607892B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2198489A (en) | 1988-06-15 |
US4767267A (en) | 1988-08-30 |
IT8721332A0 (it) | 1987-07-17 |
FR2607892A1 (fr) | 1988-06-10 |
JPS63143302A (ja) | 1988-06-15 |
GB8713926D0 (en) | 1987-07-22 |
DE3724210A1 (de) | 1988-06-16 |
GB2198489B (en) | 1990-12-12 |
SE8702958L (sv) | 1988-06-04 |
FR2607892B1 (fr) | 1991-09-06 |
SE8702958D0 (sv) | 1987-07-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950726 |