FR2661946B1 - Etage de turbine a action avec pertes secondaires reduites. - Google Patents
Etage de turbine a action avec pertes secondaires reduites.Info
- Publication number
- FR2661946B1 FR2661946B1 FR909005992A FR9005992A FR2661946B1 FR 2661946 B1 FR2661946 B1 FR 2661946B1 FR 909005992 A FR909005992 A FR 909005992A FR 9005992 A FR9005992 A FR 9005992A FR 2661946 B1 FR2661946 B1 FR 2661946B1
- Authority
- FR
- France
- Prior art keywords
- turbine stage
- disc
- ducts
- secondary losses
- 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 - Lifetime
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
- 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
-
- 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
- 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
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/145—Means for influencing boundary layers or secondary circulations
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S415/00—Rotary kinetic fluid motors or pumps
- Y10S415/914—Device to control boundary layer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Control Of Turbines (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR909005992A FR2661946B1 (fr) | 1990-05-14 | 1990-05-14 | Etage de turbine a action avec pertes secondaires reduites. |
MX025749A MX166760B (es) | 1990-05-14 | 1991-05-10 | Turbina de accion con partes secundarias reducidas |
US07/699,127 US5125794A (en) | 1990-05-14 | 1991-05-13 | Impulse turbine stage with reduced secondary losses |
AT91107717T ATE115234T1 (de) | 1990-05-14 | 1991-05-13 | Impulsturbinenstufe mit verminderten strömungsverlusten. |
EP91107717A EP0457241B1 (fr) | 1990-05-14 | 1991-05-13 | Etage de turbine à action avec pertes secondaires réduites |
CS911394A CS139491A3 (en) | 1990-05-14 | 1991-05-13 | Non-positive-displacement turbine stage |
DE69105613T DE69105613T2 (de) | 1990-05-14 | 1991-05-13 | Impulsturbinenstufe mit verminderten Strömungsverlusten. |
CN91103783A CN1057506A (zh) | 1990-05-14 | 1991-05-14 | 能够减少二次损失的冲动式涡轮机级 |
ZA913636A ZA913636B (en) | 1990-05-14 | 1991-05-14 | An impulse turbine stage with reduced secondary losses |
JP3204991A JPH04228803A (ja) | 1990-05-14 | 1991-05-14 | 衝動タービン段 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR909005992A FR2661946B1 (fr) | 1990-05-14 | 1990-05-14 | Etage de turbine a action avec pertes secondaires reduites. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2661946A1 FR2661946A1 (fr) | 1991-11-15 |
FR2661946B1 true FR2661946B1 (fr) | 1994-06-10 |
Family
ID=9396585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR909005992A Expired - Lifetime FR2661946B1 (fr) | 1990-05-14 | 1990-05-14 | Etage de turbine a action avec pertes secondaires reduites. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5125794A (fr) |
EP (1) | EP0457241B1 (fr) |
JP (1) | JPH04228803A (fr) |
CN (1) | CN1057506A (fr) |
AT (1) | ATE115234T1 (fr) |
CS (1) | CS139491A3 (fr) |
DE (1) | DE69105613T2 (fr) |
FR (1) | FR2661946B1 (fr) |
MX (1) | MX166760B (fr) |
ZA (1) | ZA913636B (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1167695A1 (fr) * | 2000-06-21 | 2002-01-02 | Siemens Aktiengesellschaft | Turbine à gaz et aube statorique pour une turbine à gaz |
US6779972B2 (en) * | 2002-10-31 | 2004-08-24 | General Electric Company | Flowpath sealing and streamlining configuration for a turbine |
GB0319002D0 (en) | 2003-05-13 | 2003-09-17 | Alstom Switzerland Ltd | Improvements in or relating to steam turbines |
US8047767B2 (en) * | 2005-09-28 | 2011-11-01 | General Electric Company | High pressure first stage turbine and seal assembly |
GB2440344A (en) | 2006-07-26 | 2008-01-30 | Christopher Freeman | Impulse turbine design |
WO2012052740A1 (fr) * | 2010-10-18 | 2012-04-26 | University Of Durham | Dispositif d'étanchéité pour réduire la fuite de fluide dans une turbine |
IT1403416B1 (it) * | 2010-12-21 | 2013-10-17 | Avio Spa | Rotore palettato di una turbina a gas per motori aeronautici e metodo per il raffreddamento di detto rotore palettato |
DE102011121634B4 (de) * | 2010-12-27 | 2019-08-14 | Ansaldo Energia Ip Uk Limited | Turbinenschaufel |
EP2520764A1 (fr) * | 2011-05-02 | 2012-11-07 | MTU Aero Engines GmbH | Aube avec pied refroidi |
US9702261B2 (en) | 2013-12-06 | 2017-07-11 | General Electric Company | Steam turbine and methods of assembling the same |
JP7202259B2 (ja) * | 2019-05-31 | 2023-01-11 | 三菱重工業株式会社 | 蒸気タービン |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE442789A (fr) * | 1940-09-21 | |||
BE530135A (fr) * | 1953-07-06 | |||
GB1230325A (fr) * | 1969-03-05 | 1971-04-28 | ||
GB1350471A (en) * | 1971-05-06 | 1974-04-18 | Secr Defence | Gas turbine engine |
GB1364511A (en) * | 1971-08-11 | 1974-08-21 | Mo Energeticheskij Institut | Turbines |
BE791162A (fr) * | 1971-11-10 | 1973-03-01 | Penny Robert N | Rotor de turbine |
GB1605282A (en) * | 1973-10-27 | 1987-12-23 | Rolls Royce 1971 Ltd | Bladed rotor for gas turbine engine |
GB1561229A (en) * | 1977-02-18 | 1980-02-13 | Rolls Royce | Gas turbine engine cooling system |
GB2062118B (en) * | 1979-11-05 | 1983-08-24 | Covebourne Ltd | Turbine |
US4453888A (en) * | 1981-04-01 | 1984-06-12 | United Technologies Corporation | Nozzle for a coolable rotor blade |
JPS6014161A (ja) * | 1983-07-06 | 1985-01-24 | Ngk Spark Plug Co Ltd | 空燃比センサ |
US4708588A (en) * | 1984-12-14 | 1987-11-24 | United Technologies Corporation | Turbine cooling air supply system |
US4674955A (en) * | 1984-12-21 | 1987-06-23 | The Garrett Corporation | Radial inboard preswirl system |
US4882902A (en) * | 1986-04-30 | 1989-11-28 | General Electric Company | Turbine cooling air transferring apparatus |
US4666368A (en) * | 1986-05-01 | 1987-05-19 | General Electric Company | Swirl nozzle for a cooling system in gas turbine engines |
US4761116A (en) * | 1987-05-11 | 1988-08-02 | General Electric Company | Turbine blade with tip vent |
DE3835932A1 (de) * | 1988-10-21 | 1990-04-26 | Mtu Muenchen Gmbh | Vorrichtung zur kuehlluftzufuehrung fuer gasturbinen-rotorschaufeln |
-
1990
- 1990-05-14 FR FR909005992A patent/FR2661946B1/fr not_active Expired - Lifetime
-
1991
- 1991-05-10 MX MX025749A patent/MX166760B/es unknown
- 1991-05-13 AT AT91107717T patent/ATE115234T1/de not_active IP Right Cessation
- 1991-05-13 EP EP91107717A patent/EP0457241B1/fr not_active Expired - Lifetime
- 1991-05-13 CS CS911394A patent/CS139491A3/cs unknown
- 1991-05-13 US US07/699,127 patent/US5125794A/en not_active Expired - Fee Related
- 1991-05-13 DE DE69105613T patent/DE69105613T2/de not_active Expired - Fee Related
- 1991-05-14 ZA ZA913636A patent/ZA913636B/xx unknown
- 1991-05-14 CN CN91103783A patent/CN1057506A/zh active Pending
- 1991-05-14 JP JP3204991A patent/JPH04228803A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE69105613T2 (de) | 1995-04-27 |
ATE115234T1 (de) | 1994-12-15 |
CS139491A3 (en) | 1992-01-15 |
DE69105613D1 (de) | 1995-01-19 |
CN1057506A (zh) | 1992-01-01 |
EP0457241B1 (fr) | 1994-12-07 |
EP0457241A1 (fr) | 1991-11-21 |
FR2661946A1 (fr) | 1991-11-15 |
ZA913636B (en) | 1992-02-26 |
JPH04228803A (ja) | 1992-08-18 |
US5125794A (en) | 1992-06-30 |
MX166760B (es) | 1993-02-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2661946B1 (fr) | Etage de turbine a action avec pertes secondaires reduites. | |
DE60007775D1 (de) | Axiallüfter | |
DE69100853D1 (de) | Gasturbinenschaufel. | |
PL335864A1 (en) | Flow passage or turbine vane surface structure | |
ES2051559T3 (es) | Rodete de compresor con alabes partidores desplazados. | |
DE59102139D1 (de) | Axialdurchströmte Gasturbine. | |
ES2086681T3 (es) | Turbina de accion con rotor tambor. | |
FR2661944B1 (fr) | Etage de turbomachine avec pertes secondaires reduites. | |
ATE784T1 (de) | Turbinenpumpe. | |
ES471266A1 (es) | Mejoras en turbinas de flujo axial | |
FR2456835A1 (fr) | Assemblage de rotor ayant un disque a plusieurs etages | |
GB1215623A (en) | A method of making a torque converter and converters obtained by this method | |
GB2017221A (en) | Turbo Compressor Unit | |
SU953231A1 (ru) | Отсек паровой турбины | |
GB2003994A (en) | Turbomachine rotor blade | |
GB2014663A (en) | Gas Turbine Ducted Fan Engine | |
FR2674909B1 (fr) | Stator de compresseur de turbomachine a aubes demontables. | |
ES2095226T3 (es) | Ventilador axial. | |
JPS52124506A (en) | Axial-flow turbo-machine | |
ES2044333T3 (es) | Maquina de ondas de presion. | |
JPS5756609A (en) | Blading device for turbine | |
RO100000B1 (ro) | Rotor pentru turbina de vant axiala | |
IT9012403A0 (it) | Sistema di generazione di energia mediante l'utilizzo di un motore funzionante con forza lavoro idrostatica. | |
UA13206A (uk) | Акустичний пиловловлювач | |
ES8802083A1 (es) | Una catapulta u honda hidraulica |