IT8620137A0 - Sistema di controllo di aria particolarmente per motori di aereo. - Google Patents

Sistema di controllo di aria particolarmente per motori di aereo.

Info

Publication number
IT8620137A0
IT8620137A0 IT8620137A IT2013786A IT8620137A0 IT 8620137 A0 IT8620137 A0 IT 8620137A0 IT 8620137 A IT8620137 A IT 8620137A IT 2013786 A IT2013786 A IT 2013786A IT 8620137 A0 IT8620137 A0 IT 8620137A0
Authority
IT
Italy
Prior art keywords
control system
air control
aircraft engines
system especially
engines
Prior art date
Application number
IT8620137A
Other languages
English (en)
Other versions
IT1204307B (it
Inventor
Gary Craig Wollenweber
Wu-Yand Tseng
Thomas John Sullivan
Original Assignee
Gen Electric
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of IT8620137A0 publication Critical patent/IT8620137A0/it
Application granted granted Critical
Publication of IT1204307B publication Critical patent/IT1204307B/it

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)
IT20137/86A 1985-09-05 1986-04-18 Sistema di controllo di aria particolarmente per motori di aereo IT1204307B (it)

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
IT8620137A0 true IT8620137A0 (it) 1986-04-18
IT1204307B IT1204307B (it) 1989-03-01

Family

ID=25098525

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20137/86A IT1204307B (it) 1985-09-05 1986-04-18 Sistema di controllo di aria particolarmente per motori di aereo

Country Status (6)

Country Link
US (1) US4732538A (it)
JP (1) JPS6258001A (it)
DE (1) DE3611804A1 (it)
FR (1) FR2586754B1 (it)
GB (1) GB2180009B (it)
IT (1) IT1204307B (it)

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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
US7314035B2 (en) * 2002-09-09 2008-01-01 Ibrahim Sinan Akmandor Rotary vane engine and thermodynamic cycle
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
FR2996592B1 (fr) 2012-10-10 2014-12-19 Snecma Helice comportant une ecope dynamique mobile
FR2996587B1 (fr) * 2012-10-10 2026-03-06 Snecma Helice comportant un systeme de contrepoids pourvu d'un canal d'ecoulement d'air
FR2996588B1 (fr) * 2012-10-10 2026-02-27 Snecma Helice comportant un pivot pourvu de moyens d'introduction et/ou d'ejection d'un flux d'air
FR2996589B1 (fr) * 2012-10-10 2026-02-27 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
EP3505727A1 (en) 2013-03-10 2019-07-03 Rolls-Royce Corporation Gas turbine engines and corresponding method
WO2015099869A2 (en) * 2013-11-18 2015-07-02 United 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
US12466544B1 (en) 2024-05-10 2025-11-11 Rtx Corporation SRV open rotor with core inlet forward of rotor
US12698085B1 (en) 2025-03-14 2026-08-04 Rtx Corporation Aircraft propulsion system with side flowpath inlet(s)
US12650083B1 (en) * 2025-04-08 2026-06-09 General Electric Company Propulsor actuation system for a turbine engine and a method of operating the propulsor actuation system

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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.
SE458544B (sv) * 1984-03-02 1989-04-10 Gen Electric Luftstyrorgan i en gasturbinmotor

Also Published As

Publication number Publication date
FR2586754B1 (fr) 1993-08-13
GB8608163D0 (en) 1986-05-08
GB2180009B (en) 1989-08-16
US4732538A (en) 1988-03-22
IT1204307B (it) 1989-03-01
GB2180009A (en) 1987-03-18
FR2586754A1 (fr) 1987-03-06
DE3611804A1 (de) 1987-03-05
JPS6258001A (ja) 1987-03-13

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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: 19930415