FR2262732A1 - - Google Patents
Info
- Publication number
- FR2262732A1 FR2262732A1 FR7505871A FR7505871A FR2262732A1 FR 2262732 A1 FR2262732 A1 FR 2262732A1 FR 7505871 A FR7505871 A FR 7505871A FR 7505871 A FR7505871 A FR 7505871A FR 2262732 A1 FR2262732 A1 FR 2262732A1
- Authority
- FR
- France
- 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
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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/187—Convection cooling
-
- 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
- F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—Cooling
-
- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/08—Heating, heat-insulating or cooling means
- F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
- F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
-
- 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
- F01D9/06—Fluid supply conduits to nozzles or the like
- F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
-
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/447,180 US3945758A (en) | 1974-02-28 | 1974-02-28 | Cooling system for a gas turbine |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2262732A1 true FR2262732A1 (US06168776-20010102-C00028.png) | 1975-09-26 |
FR2262732B1 FR2262732B1 (US06168776-20010102-C00028.png) | 1982-01-15 |
Family
ID=23775315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7505871A Expired FR2262732B1 (US06168776-20010102-C00028.png) | 1974-02-28 | 1975-02-25 |
Country Status (10)
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996013652A1 (en) * | 1994-10-31 | 1996-05-09 | Westinghouse Electric Corporation | Gas turbine vane with enhanced cooling |
FR3107718A1 (fr) * | 2020-02-28 | 2021-09-03 | Safran Aircraft Engines | Ensemble de turbine |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3990807A (en) * | 1974-12-23 | 1976-11-09 | United Technologies Corporation | Thermal response shroud for rotating body |
CA1038298A (en) * | 1975-10-14 | 1978-09-12 | John Korta | Adjustable vane assembly for a gas turbine |
CA1034510A (en) * | 1975-10-14 | 1978-07-11 | Westinghouse Canada Limited | Cooling apparatus for split shaft gas turbine |
SE395747B (sv) * | 1975-12-10 | 1977-08-22 | Stal Laval Turbin Ab | Tvastegsgasturbin |
US4353679A (en) * | 1976-07-29 | 1982-10-12 | General Electric Company | Fluid-cooled element |
US4113406A (en) * | 1976-11-17 | 1978-09-12 | Westinghouse Electric Corp. | Cooling system for a gas turbine engine |
US4314793A (en) * | 1978-12-20 | 1982-02-09 | United Technologies Corporation | Temperature actuated turbine seal |
FR2484574A1 (fr) * | 1980-06-13 | 1981-12-18 | Snecma | Palier inter-arbres de turbomachine multi-corps a amortissement par pellicule d'huile |
GB2118629B (en) * | 1982-04-21 | 1985-07-17 | Rolls Royce | Device for passing a fluid flow eg. cooling air through a barrier eg. bolted joint |
JPS59134302A (ja) * | 1983-01-24 | 1984-08-02 | Toshiba Corp | 蒸気タ−ビンの腐蝕防止装置 |
US4815272A (en) * | 1987-05-05 | 1989-03-28 | United Technologies Corporation | Turbine cooling and thermal control |
US4930980A (en) * | 1989-02-15 | 1990-06-05 | Westinghouse Electric Corp. | Cooled turbine vane |
US5755556A (en) * | 1996-05-17 | 1998-05-26 | Westinghouse Electric Corporation | Turbomachine rotor with improved cooling |
JP3416447B2 (ja) * | 1997-03-11 | 2003-06-16 | 三菱重工業株式会社 | ガスタービンの翼冷却空気供給システム |
JP3327814B2 (ja) * | 1997-06-18 | 2002-09-24 | 三菱重工業株式会社 | ガスタービンのシール装置 |
EP0919700B1 (en) * | 1997-06-19 | 2004-09-01 | Mitsubishi Heavy Industries, Ltd. | Device for sealing gas turbine stator blades |
US6398488B1 (en) * | 2000-09-13 | 2002-06-04 | General Electric Company | Interstage seal cooling |
US6558114B1 (en) * | 2000-09-29 | 2003-05-06 | Siemens Westinghouse Power Corporation | Gas turbine with baffle reducing hot gas ingress into interstage disc cavity |
DE10214624C1 (de) * | 2001-10-29 | 2003-03-27 | Man Turbomasch Ag Ghh Borsig | Vorrichtung zur Abdichtung in Turbomaschinen |
US6832891B2 (en) | 2001-10-29 | 2004-12-21 | Man Turbomaschinen Ag | Device for sealing turbomachines |
US6769865B2 (en) | 2002-03-22 | 2004-08-03 | General Electric Company | Band cooled turbine nozzle |
US6884023B2 (en) * | 2002-09-27 | 2005-04-26 | United Technologies Corporation | Integral swirl knife edge injection assembly |
FR2851288B1 (fr) * | 2003-02-14 | 2006-07-28 | Snecma Moteurs | Dispositif de refroidissement de disques de turbines |
US7140835B2 (en) * | 2004-10-01 | 2006-11-28 | General Electric Company | Corner cooled turbine nozzle |
US20080145208A1 (en) * | 2006-12-19 | 2008-06-19 | General Electric Company | Bullnose seal turbine stage |
US7578653B2 (en) | 2006-12-19 | 2009-08-25 | General Electric Company | Ovate band turbine stage |
US8066475B2 (en) * | 2007-09-04 | 2011-11-29 | General Electric Company | Labyrinth compression seal and turbine incorporating the same |
JP5129633B2 (ja) * | 2008-03-28 | 2013-01-30 | 三菱重工業株式会社 | 冷却通路用カバーおよび該カバーの製造方法ならびにガスタービン |
US8206101B2 (en) * | 2008-06-16 | 2012-06-26 | General Electric Company | Windward cooled turbine nozzle |
US8408866B2 (en) | 2008-11-17 | 2013-04-02 | Rolls-Royce Corporation | Apparatus and method for cooling a turbine airfoil arrangement in a gas turbine engine |
US8070422B1 (en) * | 2008-12-16 | 2011-12-06 | Florida Turbine Technologies, Inc. | Turbine stator vane and rotor blade arrangement |
US8371127B2 (en) * | 2009-10-01 | 2013-02-12 | Pratt & Whitney Canada Corp. | Cooling air system for mid turbine frame |
US8616832B2 (en) * | 2009-11-30 | 2013-12-31 | Honeywell International Inc. | Turbine assemblies with impingement cooling |
FR2963806B1 (fr) * | 2010-08-10 | 2013-05-03 | Snecma | Dispositif de blocage d'un pied d'une aube de rotor |
FR2974841B1 (fr) * | 2011-05-04 | 2013-06-07 | Snecma | Dispositif d'etancheite pour distributeur de turbine de turbomachine |
US9279341B2 (en) | 2011-09-22 | 2016-03-08 | Pratt & Whitney Canada Corp. | Air system architecture for a mid-turbine frame module |
US9133723B2 (en) * | 2012-05-21 | 2015-09-15 | United Technologies Corporation | Shield system for gas turbine engine |
US9091173B2 (en) | 2012-05-31 | 2015-07-28 | United Technologies Corporation | Turbine coolant supply system |
US9115587B2 (en) | 2012-08-22 | 2015-08-25 | Siemens Energy, Inc. | Cooling air configuration in a gas turbine engine |
DE102013011350A1 (de) * | 2013-07-08 | 2015-01-22 | Rolls-Royce Deutschland Ltd & Co Kg | Gasturbine mit Hochdruckturbinenkühlsystem |
US9957826B2 (en) | 2014-06-09 | 2018-05-01 | United Technologies Corporation | Stiffness controlled abradeable seal system with max phase materials and methods of making same |
US10202857B2 (en) * | 2015-02-06 | 2019-02-12 | United Technologies Corporation | Vane stages |
US10060280B2 (en) | 2015-10-15 | 2018-08-28 | United Technologies Corporation | Turbine cavity sealing assembly |
US10273812B2 (en) | 2015-12-18 | 2019-04-30 | Pratt & Whitney Canada Corp. | Turbine rotor coolant supply system |
US20170198602A1 (en) * | 2016-01-11 | 2017-07-13 | General Electric Company | Gas turbine engine with a cooled nozzle segment |
GB201613926D0 (en) * | 2016-08-15 | 2016-09-28 | Rolls Royce Plc | Inter-stage cooling for a turbomachine |
US10815805B2 (en) * | 2017-01-20 | 2020-10-27 | General Electric Company | Apparatus for supplying cooling air to a turbine |
JP6637455B2 (ja) * | 2017-02-10 | 2020-01-29 | 三菱日立パワーシステムズ株式会社 | 蒸気タービン |
JP7085402B2 (ja) * | 2018-04-27 | 2022-06-16 | 三菱重工業株式会社 | ガスタービン |
FR3106609B1 (fr) * | 2020-01-27 | 2022-06-24 | Safran Aircraft Engines | Dispositif amélioré de limitation de débit de fuite pour turbines d’aéronef |
FR3113091B1 (fr) * | 2020-07-30 | 2022-06-24 | Safran Aircraft Engines | Ensemble pour turbine de turbomachine d’aéronef, comprenant un anneau de retenue d’aubes maintenu par un distributeur de la turbine |
US20230228202A1 (en) * | 2022-01-20 | 2023-07-20 | General Electric Company | Stator plenum with collet seal |
US12000308B2 (en) * | 2022-08-23 | 2024-06-04 | General Electric Company | Rotor blade assemblies for turbine engines |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2257982A (en) * | 1937-08-23 | 1941-10-07 | Bbc Brown Boveri & Cie | Gas turbocompressor plant |
GB586710A (en) * | 1942-08-22 | 1947-03-28 | Armstrong Siddeley Motors Ltd | Improvements relating to internal-combustion turbine plant |
GB766833A (en) * | 1953-07-15 | 1957-01-23 | Rene Leduc | Improvements in and relating to automatic control of aircraft power plants |
US2963307A (en) * | 1954-12-28 | 1960-12-06 | Gen Electric | Honeycomb seal |
BE546821A (US06168776-20010102-C00028.png) * | 1955-04-06 | |||
US3034298A (en) * | 1958-06-12 | 1962-05-15 | Gen Motors Corp | Turbine cooling system |
US3015937A (en) * | 1958-07-03 | 1962-01-09 | James V Giliberty | Temperature modulating system for internal combustion turbines and the like |
US3275294A (en) * | 1963-11-14 | 1966-09-27 | Westinghouse Electric Corp | Elastic fluid apparatus |
US3343806A (en) * | 1965-05-27 | 1967-09-26 | Gen Electric | Rotor assembly for gas turbine engines |
US3295823A (en) * | 1965-10-13 | 1967-01-03 | Raymond G H Waugh | Gas turbine cooling distribution system using the blade ring principle |
US3427000A (en) * | 1966-11-14 | 1969-02-11 | Westinghouse Electric Corp | Axial flow turbine structure |
FR1548541A (US06168776-20010102-C00028.png) * | 1967-10-24 | 1968-12-06 | ||
US3511577A (en) * | 1968-04-10 | 1970-05-12 | Caterpillar Tractor Co | Turbine nozzle construction |
US3602605A (en) * | 1969-09-29 | 1971-08-31 | Westinghouse Electric Corp | Cooling system for a gas turbine |
US3777489A (en) * | 1972-06-01 | 1973-12-11 | Gen Electric | Combustor casing and concentric air bleed structure |
-
1974
- 1974-02-28 US US05/447,180 patent/US3945758A/en not_active Expired - Lifetime
-
1975
- 1975-02-14 CA CA220,220A patent/CA1012066A/en not_active Expired
- 1975-02-17 GB GB6614/75A patent/GB1484951A/en not_active Expired
- 1975-02-20 DE DE19752507182 patent/DE2507182A1/de not_active Ceased
- 1975-02-24 NL NL7502167A patent/NL7502167A/xx not_active Application Discontinuation
- 1975-02-24 IT IT20568/75A patent/IT1031989B/it active
- 1975-02-25 CH CH233375A patent/CH592810A5/xx not_active IP Right Cessation
- 1975-02-25 FR FR7505871A patent/FR2262732B1/fr not_active Expired
- 1975-02-26 BE BE153731A patent/BE825974A/xx not_active IP Right Cessation
- 1975-02-28 SE SE7502308A patent/SE7502308L/xx unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996013652A1 (en) * | 1994-10-31 | 1996-05-09 | Westinghouse Electric Corporation | Gas turbine vane with enhanced cooling |
FR3107718A1 (fr) * | 2020-02-28 | 2021-09-03 | Safran Aircraft Engines | Ensemble de turbine |
Also Published As
Publication number | Publication date |
---|---|
DE2507182A1 (de) | 1975-09-04 |
NL7502167A (nl) | 1975-09-01 |
IT1031989B (it) | 1979-05-10 |
CA1012066A (en) | 1977-06-14 |
SE7502308L (US06168776-20010102-C00028.png) | 1975-08-29 |
BE825974A (fr) | 1975-08-26 |
US3945758A (en) | 1976-03-23 |
CH592810A5 (US06168776-20010102-C00028.png) | 1977-11-15 |
FR2262732B1 (US06168776-20010102-C00028.png) | 1982-01-15 |
GB1484951A (en) | 1977-09-08 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
AR | Application made for restoration | ||
BR | Restoration of rights | ||
ST | Notification of lapse |