FR2619868B1 - Systeme d'aubes de compresseurs pour turbine a gaz - Google Patents
Systeme d'aubes de compresseurs pour turbine a gazInfo
- Publication number
- FR2619868B1 FR2619868B1 FR888811123A FR8811123A FR2619868B1 FR 2619868 B1 FR2619868 B1 FR 2619868B1 FR 888811123 A FR888811123 A FR 888811123A FR 8811123 A FR8811123 A FR 8811123A FR 2619868 B1 FR2619868 B1 FR 2619868B1
- Authority
- FR
- France
- Prior art keywords
- gas turbine
- compressor blade
- blade system
- compressor
- turbine
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
- F04D29/324—Blades
-
- 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
- F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D21/00—Pump involving supersonic speed of pumped fluids
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/088,776 US4798519A (en) | 1987-08-24 | 1987-08-24 | Compressor part span shroud |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2619868A1 FR2619868A1 (fr) | 1989-03-03 |
FR2619868B1 true FR2619868B1 (fr) | 1990-07-20 |
Family
ID=22213387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR888811123A Expired - Fee Related FR2619868B1 (fr) | 1987-08-24 | 1988-08-23 | Systeme d'aubes de compresseurs pour turbine a gaz |
Country Status (3)
Country | Link |
---|---|
US (1) | US4798519A (fr) |
FR (1) | FR2619868B1 (fr) |
GB (1) | GB2208898B (fr) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5137426A (en) * | 1990-08-06 | 1992-08-11 | General Electric Company | Blade shroud deformable protective coating |
US5275531A (en) * | 1993-04-30 | 1994-01-04 | Teleflex, Incorporated | Area ruled fan blade ends for turbofan jet engine |
US5460488A (en) * | 1994-06-14 | 1995-10-24 | United Technologies Corporation | Shrouded fan blade for a turbine engine |
US5667361A (en) * | 1995-09-14 | 1997-09-16 | United Technologies Corporation | Flutter resistant blades, vanes and arrays thereof for a turbomachine |
JP3178327B2 (ja) * | 1996-01-31 | 2001-06-18 | 株式会社日立製作所 | 蒸気タービン |
US5695323A (en) * | 1996-04-19 | 1997-12-09 | Westinghouse Electric Corporation | Aerodynamically optimized mid-span snubber for combustion turbine blade |
US7001152B2 (en) * | 2003-10-09 | 2006-02-21 | Pratt & Wiley Canada Corp. | Shrouded turbine blades with locally increased contact faces |
US7758311B2 (en) * | 2006-10-12 | 2010-07-20 | General Electric Company | Part span shrouded fan blisk |
US10215032B2 (en) | 2012-10-29 | 2019-02-26 | General Electric Company | Blade having a hollow part span shroud |
US9328619B2 (en) | 2012-10-29 | 2016-05-03 | General Electric Company | Blade having a hollow part span shroud |
US9546555B2 (en) * | 2012-12-17 | 2017-01-17 | General Electric Company | Tapered part-span shroud |
US9506353B2 (en) * | 2012-12-19 | 2016-11-29 | United Technologies Corporation | Lightweight shrouded fan blade |
US10465531B2 (en) | 2013-02-21 | 2019-11-05 | General Electric Company | Turbine blade tip shroud and mid-span snubber with compound contact angle |
WO2015088833A1 (fr) * | 2013-12-12 | 2015-06-18 | United Technologies Corporation | Systèmes et procédés de commande de rapports de pression de ventilateur |
US9784286B2 (en) * | 2014-02-14 | 2017-10-10 | Honeywell International Inc. | Flutter-resistant turbomachinery blades |
GB201403072D0 (en) * | 2014-02-21 | 2014-04-09 | Rolls Royce Plc | A rotor for a turbo-machine and a related method |
US10132169B2 (en) * | 2015-12-28 | 2018-11-20 | General Electric Company | Shrouded turbine rotor blades |
US10156149B2 (en) | 2016-02-09 | 2018-12-18 | General Electric Company | Turbine nozzle having fillet, pinbank, throat region and profile |
US10190417B2 (en) | 2016-02-09 | 2019-01-29 | General Electric Company | Turbine bucket having non-axisymmetric endwall contour and profile |
US10161255B2 (en) | 2016-02-09 | 2018-12-25 | General Electric Company | Turbine nozzle having non-axisymmetric endwall contour (EWC) |
US10196908B2 (en) * | 2016-02-09 | 2019-02-05 | General Electric Company | Turbine bucket having part-span connector and profile |
US10125623B2 (en) | 2016-02-09 | 2018-11-13 | General Electric Company | Turbine nozzle profile |
US10221710B2 (en) | 2016-02-09 | 2019-03-05 | General Electric Company | Turbine nozzle having non-axisymmetric endwall contour (EWC) and profile |
US10001014B2 (en) | 2016-02-09 | 2018-06-19 | General Electric Company | Turbine bucket profile |
US10190421B2 (en) | 2016-02-09 | 2019-01-29 | General Electric Company | Turbine bucket having tip shroud fillet, tip shroud cross-drilled apertures and profile |
US11913355B2 (en) | 2022-02-14 | 2024-02-27 | General Electric Company | Part-span shrouds for pitch controlled aircrafts |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1618292A (en) * | 1925-07-30 | 1927-02-22 | Westinghouse Electric & Mfg Co | Turbine-blade lashing |
US2278041A (en) * | 1939-10-23 | 1942-03-31 | Allis Chalmers Mfg Co | Turbine blade shroud |
US2278040A (en) * | 1939-10-23 | 1942-03-31 | Allis Chalmers Mfg Co | Turbine blading |
US2366142A (en) * | 1943-07-14 | 1944-12-26 | Allis Chalmers Mfg Co | Blade shrouding |
US2398140A (en) * | 1943-12-08 | 1946-04-09 | Armstrong Siddeley Motors Ltd | Bladed rotor |
FR1033197A (fr) * | 1951-02-27 | 1953-07-08 | Rateau Soc | Amortisseurs de vibrations pour aubages mobiles de turbo-machines |
US2912157A (en) * | 1957-05-10 | 1959-11-10 | United Aircraft Corp | Cambered shroud |
US3104093A (en) * | 1961-04-11 | 1963-09-17 | United Aircraft Corp | Blade damping device |
FR1314391A (fr) * | 1961-08-07 | 1963-01-11 | Rateau Soc | Perfectionnements aux dispositifs de liaison entre les aubes constituant, notamment, l'aubage d'une roue de turbine |
US3216699A (en) * | 1963-10-24 | 1965-11-09 | Gen Electric | Airfoil member assembly |
US3396905A (en) * | 1966-09-28 | 1968-08-13 | Gen Motors Corp | Ducted fan |
GB1121194A (en) * | 1967-05-01 | 1968-07-24 | Rolls Royce | Bladed rotor for a fluid flow machine |
GB1194061A (en) * | 1968-01-17 | 1970-06-10 | Rolls Royce | Improvements relating to Pressure Exchanger Rotors |
US3692425A (en) * | 1969-01-02 | 1972-09-19 | Gen Electric | Compressor for handling gases at velocities exceeding a sonic value |
US3572970A (en) * | 1969-01-23 | 1971-03-30 | Gen Electric | Turbomachinery blade spacer |
DE2117387A1 (de) * | 1970-04-13 | 1971-11-04 | Mini Of Aviat Supply | Beschaufelter Rotor für ein Gasturbinenstrahltriebwerk |
US3771922A (en) * | 1972-10-30 | 1973-11-13 | Mc Donnell Douglas Corp | Stabilized rotary blades |
JPS54141907A (en) * | 1978-04-03 | 1979-11-05 | Toshiba Corp | Connector for moving blades of turbine |
US4257741A (en) * | 1978-11-02 | 1981-03-24 | General Electric Company | Turbine engine blade with airfoil projection |
SU1087675A1 (ru) * | 1982-01-29 | 1984-04-23 | Брянский Ордена "Знак Почета" Институт Транспортного Машиностроения | Осева турбомашина |
SU1059222A1 (ru) * | 1982-09-01 | 1983-12-07 | Предприятие П/Я В-2285 | Бандаж рабочего колеса осевой турбомашины |
DE3517283A1 (de) * | 1985-05-14 | 1986-11-20 | MAN Gutehoffnungshütte GmbH, 4200 Oberhausen | Bindung von laufschaufeln einer thermischen turbomaschine |
-
1987
- 1987-08-24 US US07/088,776 patent/US4798519A/en not_active Expired - Lifetime
-
1988
- 1988-08-19 GB GB8819735A patent/GB2208898B/en not_active Expired - Fee Related
- 1988-08-23 FR FR888811123A patent/FR2619868B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2208898B (en) | 1992-02-19 |
FR2619868A1 (fr) | 1989-03-03 |
US4798519A (en) | 1989-01-17 |
GB2208898A (en) | 1989-04-19 |
GB8819735D0 (en) | 1988-09-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20080430 |