FR2586754B1 - Moyen de commande d'air, en particulier pour moteur a turbine a gaz - Google Patents
Moyen de commande d'air, en particulier pour moteur a turbine a gazInfo
- Publication number
- FR2586754B1 FR2586754B1 FR868605106A FR8605106A FR2586754B1 FR 2586754 B1 FR2586754 B1 FR 2586754B1 FR 868605106 A FR868605106 A FR 868605106A FR 8605106 A FR8605106 A FR 8605106A FR 2586754 B1 FR2586754 B1 FR 2586754B1
- Authority
- FR
- France
- Prior art keywords
- control means
- gas turbine
- turbine engine
- air control
- air
- 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
- F01D7/00—Rotors with blades adjustable in operation; Control thereof
-
- 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
- F01D5/084—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades the fluid circulating at the periphery of a multistage rotor, e.g. of drum type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
- F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
- F05D2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources
-
- 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)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Percussion Or Vibration Massage (AREA)
- Vehicle Body Suspensions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/773,514 US4732538A (en) | 1984-03-02 | 1985-09-05 | Blade hub air scoop |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2586754A1 FR2586754A1 (fr) | 1987-03-06 |
FR2586754B1 true FR2586754B1 (fr) | 1993-08-13 |
Family
ID=25098525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868605106A Expired - Fee Related FR2586754B1 (fr) | 1985-09-05 | 1986-04-10 | Moyen de commande d'air, en particulier pour moteur a turbine a gaz |
Country Status (6)
Country | Link |
---|---|
US (1) | US4732538A (fr) |
JP (1) | JPS6258001A (fr) |
DE (1) | DE3611804A1 (fr) |
FR (1) | FR2586754B1 (fr) |
GB (1) | GB2180009B (fr) |
IT (1) | IT1204307B (fr) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5039278A (en) * | 1989-04-11 | 1991-08-13 | General Electric Company | Power turbine ventilation system |
US5112191A (en) * | 1989-04-11 | 1992-05-12 | General Electric Company | Rotating cowling |
US5397215A (en) * | 1993-06-14 | 1995-03-14 | United Technologies Corporation | Flow directing assembly for the compression section of a rotary machine |
US5388964A (en) * | 1993-09-14 | 1995-02-14 | General Electric Company | Hybrid rotor blade |
US6592328B1 (en) | 2001-04-17 | 2003-07-15 | Emerson Electric Co. | Method and apparatus for adjusting the pitch of a fan blade |
WO2004022919A1 (fr) * | 2002-09-09 | 2004-03-18 | Ibrahim Sinan Akmandor | Moteur rotatif a palettes et cycle thermodynamique associe |
US7192245B2 (en) * | 2004-12-03 | 2007-03-20 | Pratt & Whitney Canada Corp. | Rotor assembly with cooling air deflectors and method |
FR2951435B1 (fr) * | 2009-10-15 | 2012-02-03 | Snecma | Dispositif adapte pour etre pourvu de pales d'helice |
US8540481B2 (en) * | 2010-04-13 | 2013-09-24 | Rolls-Royce Corporation | Rotor blade assembly |
FR2963054B1 (fr) * | 2010-07-22 | 2012-07-27 | Snecma | Anneau de retention |
FR2992347B1 (fr) * | 2012-06-22 | 2014-07-18 | Snecma | Recepteur de turbomachine d'aeronef a doublet d'helices contrarotatives non carenees, comprenant une turbine libre exterieure a maintien renforce |
FR2992688B1 (fr) * | 2012-06-27 | 2016-12-23 | Snecma | Helice pourvue d'une nacelle comportant des moyens de compression |
GB201212072D0 (en) | 2012-07-06 | 2012-08-22 | Rolls Royce Plc | Fluid intake and system for rotary machines |
FR2996589A1 (fr) * | 2012-10-10 | 2014-04-11 | Snecma | Pivot de pied de pale comportant des moyens de refroidissement |
US9765624B2 (en) * | 2012-10-10 | 2017-09-19 | Snecma | Propeller comprising a counterweight system provided with an air discharge channel |
FR2996592B1 (fr) | 2012-10-10 | 2014-12-19 | Snecma | Helice comportant une ecope dynamique mobile |
FR2996587A1 (fr) * | 2012-10-10 | 2014-04-11 | Snecma | Helice comportant un systeme de contrepoids pourvu d'un canal d'ecoulement d'air |
FR2996588A1 (fr) * | 2012-10-10 | 2014-04-11 | Snecma | Helice comportant un pivot pourvu de moyens d'introduction et/ou d'ejection d'un flux d'air |
US9708914B2 (en) | 2013-03-10 | 2017-07-18 | Rolls-Royce Corporation | Gas turbine engine airflow member having spherical end |
US11118471B2 (en) * | 2013-11-18 | 2021-09-14 | Raytheon Technologies Corporation | Variable area vane endwall treatments |
US10060350B2 (en) * | 2015-04-13 | 2018-08-28 | United Technologies Corporation | Nose cone assembly and method of circulating air in a gas turbine engine |
FR3035439B1 (fr) * | 2015-04-27 | 2017-05-19 | Snecma | Moteur d'aeronef a soufflante non carenee comportant une helice ayant des aubes dont les pieds sont hors de la nacelle en etant couverts par des capots demontables |
DE112015006777T5 (de) * | 2015-10-27 | 2018-05-03 | Mitsubishi Heavy Industries, Ltd. | Rotationsmaschine |
US10107109B2 (en) | 2015-12-10 | 2018-10-23 | United Technologies Corporation | Gas turbine engine component cooling assembly |
GB201601862D0 (en) * | 2016-02-02 | 2016-03-16 | Rolls Royce Plc | Actuation system for varying blade pitch |
US10934937B2 (en) | 2016-07-19 | 2021-03-02 | Raytheon Technologies Corporation | Method and apparatus for variable supplemental airflow to cool aircraft components |
US10808572B2 (en) * | 2018-04-02 | 2020-10-20 | General Electric Company | Cooling structure for a turbomachinery component |
FR3100563B1 (fr) * | 2019-09-06 | 2021-08-06 | Safran Aircraft Engines | Moyeu polysphérique de turbomachine pour pales à calage variable |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1851513A (en) * | 1929-05-17 | 1932-03-29 | Holmstrom Axel | Aircraft and watercraft construction |
DE763600C (de) * | 1939-03-25 | 1951-08-09 | Focke Wulf Flugzeugbau G M B H | Mit einer Luftschraube umlaufende, aus einer inneren Nabenhaube und einer aeusseren Ringhaube bestehende Doppelhaube |
DE847852C (de) * | 1939-07-29 | 1952-08-28 | Focke Wulf Flugzeugbau G M B H | Einrichtung zum Regeln des Kuehlluftstromes einer Kuehlvorrichtung fuer schnelle Fahrzeuge, insbesondere Luftfahrzeuge |
FR882069A (fr) * | 1941-05-17 | 1943-05-17 | Bmw Flugmotorenbau Gmbh | Dispositif pour diriger et régler la quantité d'air entrant dans le capot de moteurs à combustion interne refroidis par air, notamment d'aéronefs |
FR943188A (fr) * | 1942-01-19 | 1949-03-01 | Vickers Electrical Co Ltd | Perfectionnements aux turbines |
FR1005353A (fr) * | 1947-07-07 | 1952-04-09 | Snecma | Machine aéronautique pourvue, au moins, d'une hélice |
US2681191A (en) * | 1947-08-18 | 1954-06-15 | Rotol Ltd | Airscrew-driving gas turbine engine power plant with anti-icing means for the airscrews |
FR1005733A (fr) * | 1947-09-15 | 1952-04-15 | Snecma | Machine aéronautique comportant un groupe moteur à compresseur et hélice |
US2670050A (en) * | 1949-03-30 | 1954-02-23 | Curtiss Wright Corp | Multiblade propeller and cowling therefor |
US2622688A (en) * | 1949-12-06 | 1952-12-23 | United Aircraft Corp | Spinner construction with boundary layer control |
US2745501A (en) * | 1952-03-13 | 1956-05-15 | Gen Motors Corp | Propeller spinner assembly |
US2719592A (en) * | 1953-03-05 | 1955-10-04 | Gen Motors Corp | Regulator cooling structure |
US3045762A (en) * | 1960-10-26 | 1962-07-24 | United Aircraft Corp | Propeller spinner shutoff valve |
US4019832A (en) * | 1976-02-27 | 1977-04-26 | General Electric Company | Platform for a turbomachinery blade |
NL8303401A (nl) * | 1982-11-01 | 1984-06-01 | Gen Electric | Aandrijfturbine voor tegengesteld draaiende propellers. |
DE3507036A1 (de) * | 1984-03-02 | 1985-09-12 | General Electric Co., Schenectady, N.Y. | Luftsteuerungseinrichtung fuer ein gasturbinentriebwerk |
-
1985
- 1985-09-05 US US06/773,514 patent/US4732538A/en not_active Expired - Fee Related
-
1986
- 1986-04-03 GB GB8608163A patent/GB2180009B/en not_active Expired
- 1986-04-08 DE DE19863611804 patent/DE3611804A1/de not_active Ceased
- 1986-04-08 JP JP61079360A patent/JPS6258001A/ja active Pending
- 1986-04-10 FR FR868605106A patent/FR2586754B1/fr not_active Expired - Fee Related
- 1986-04-18 IT IT20137/86A patent/IT1204307B/it active
Also Published As
Publication number | Publication date |
---|---|
IT8620137A0 (it) | 1986-04-18 |
US4732538A (en) | 1988-03-22 |
FR2586754A1 (fr) | 1987-03-06 |
GB2180009A (en) | 1987-03-18 |
IT1204307B (it) | 1989-03-01 |
GB8608163D0 (en) | 1986-05-08 |
DE3611804A1 (de) | 1987-03-05 |
JPS6258001A (ja) | 1987-03-13 |
GB2180009B (en) | 1989-08-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |