IT1236755B - Sistema di controllo di passo per pale di ventola non intubata di aereo. - Google Patents

Sistema di controllo di passo per pale di ventola non intubata di aereo.

Info

Publication number
IT1236755B
IT1236755B IT02206889A IT2206889A IT1236755B IT 1236755 B IT1236755 B IT 1236755B IT 02206889 A IT02206889 A IT 02206889A IT 2206889 A IT2206889 A IT 2206889A IT 1236755 B IT1236755 B IT 1236755B
Authority
IT
Italy
Prior art keywords
intubated
aircraft
control system
fan blades
step control
Prior art date
Application number
IT02206889A
Other languages
English (en)
Other versions
IT8922068A1 (it
IT8922068A0 (it
Inventor
Gerald Burt Kliman
Donald Wayne Jones
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 IT8922068A0 publication Critical patent/IT8922068A0/it
Publication of IT8922068A1 publication Critical patent/IT8922068A1/it
Application granted granted Critical
Publication of IT1236755B publication Critical patent/IT1236755B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/062—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with aft fan
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/44—Blade pitch-changing mechanisms electric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D41/00—Power installations for auxiliary purposes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D2221/00—Electric power distribution systems onboard aircraft
    • 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)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Control Of Eletrric Generators (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
IT02206889A 1988-10-21 1989-10-19 Sistema di controllo di passo per pale di ventola non intubata di aereo. IT1236755B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/260,645 US4927329A (en) 1988-10-21 1988-10-21 Aircraft engine unducted fan blade pitch control system

Publications (3)

Publication Number Publication Date
IT8922068A0 IT8922068A0 (it) 1989-10-19
IT8922068A1 IT8922068A1 (it) 1991-04-19
IT1236755B true IT1236755B (it) 1993-04-02

Family

ID=22990031

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02206889A IT1236755B (it) 1988-10-21 1989-10-19 Sistema di controllo di passo per pale di ventola non intubata di aereo.

Country Status (6)

Country Link
US (1) US4927329A (it)
JP (1) JPH02164695A (it)
DE (1) DE3934093A1 (it)
FR (1) FR2638208A1 (it)
GB (1) GB2225613A (it)
IT (1) IT1236755B (it)

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US7081696B2 (en) 2004-08-12 2006-07-25 Exro Technologies Inc. Polyphasic multi-coil generator
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US8519555B2 (en) 2010-11-29 2013-08-27 Pratt & Whitney Canada Corp. Combination low spool generator and ram air turbine generator
DE102011079939A1 (de) * 2011-07-27 2013-01-31 Karl E. Brinkmann GmbH Steuervorrichtung zum Steuern der Winkeleinstellung eines Rotorblatts einer Windkraftanlage und Windkraftanlage
GB2493980B (en) 2011-08-26 2018-02-14 Ge Aviat Systems Ltd Pitch control of contra-rotating airfoil blades
DE102012000889A1 (de) * 2012-01-18 2013-07-18 Rolls-Royce Deutschland Ltd & Co Kg Fluggasturbine mit justierbarem Fan
US20130202434A1 (en) * 2012-02-06 2013-08-08 General Electric Company Methods and Apparatuses for Non-Model Based Control for Counter-Rotating Open-Rotor Gas Turbine Engine
US8689539B2 (en) * 2012-02-06 2014-04-08 General Electric Company Methods and apparatuses for model based control for counter-rotating open-rotor gas turbine engine
FR2990809B1 (fr) * 2012-05-21 2017-04-14 Hispano-Suiza Systeme d'alimentation en energie electrique comprenant une machine asynchrone et moteur de propulsion equipe d'un tel systeme d'alimentation en energie electrique
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US11391298B2 (en) * 2015-10-07 2022-07-19 General Electric Company Engine having variable pitch outlet guide vanes
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Also Published As

Publication number Publication date
FR2638208A1 (fr) 1990-04-27
DE3934093A1 (de) 1990-04-26
JPH02164695A (ja) 1990-06-25
GB8923682D0 (en) 1989-12-06
GB2225613A (en) 1990-06-06
IT8922068A1 (it) 1991-04-19
US4927329A (en) 1990-05-22
IT8922068A0 (it) 1989-10-19

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0001 Granted