DE69203236D1 - Blattwinkelverstellsteuerung. - Google Patents

Blattwinkelverstellsteuerung.

Info

Publication number
DE69203236D1
DE69203236D1 DE69203236T DE69203236T DE69203236D1 DE 69203236 D1 DE69203236 D1 DE 69203236D1 DE 69203236 T DE69203236 T DE 69203236T DE 69203236 T DE69203236 T DE 69203236T DE 69203236 D1 DE69203236 D1 DE 69203236D1
Authority
DE
Germany
Prior art keywords
angle control
blade angle
blade
control
angle
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
Application number
DE69203236T
Other languages
English (en)
Other versions
DE69203236T2 (de
Inventor
Robert Lampeter
Jerome Duchesneau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of DE69203236D1 publication Critical patent/DE69203236D1/de
Application granted granted Critical
Publication of DE69203236T2 publication Critical patent/DE69203236T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
DE69203236T 1991-08-12 1992-08-11 Blattwinkelverstellsteuerung. Expired - Fee Related DE69203236T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/743,943 US5174718A (en) 1991-08-12 1991-08-12 Blade pitch change control system
PCT/US1992/006687 WO1993003960A1 (en) 1991-08-12 1992-08-11 Blade pitch change control system

Publications (2)

Publication Number Publication Date
DE69203236D1 true DE69203236D1 (de) 1995-08-03
DE69203236T2 DE69203236T2 (de) 1995-11-16

Family

ID=24990804

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69203236T Expired - Fee Related DE69203236T2 (de) 1991-08-12 1992-08-11 Blattwinkelverstellsteuerung.

Country Status (4)

Country Link
US (1) US5174718A (de)
EP (1) EP0598067B1 (de)
DE (1) DE69203236T2 (de)
WO (1) WO1993003960A1 (de)

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US5808540A (en) * 1995-11-20 1998-09-15 Wheeler; M. Rex Position sensing and signaling system
RU2099242C1 (ru) * 1996-10-17 1997-12-20 Йелстаун Корпорейшн Н.В. Воздушный винт изменяемого шага и способ измерения углового положения его лопастей
RU2108268C1 (ru) * 1996-10-17 1998-04-10 Йелстаун Корпорейшн Н.В. Система и способ управления воздушным винтом изменяемого шага с обратной связью
US6059528A (en) * 1996-11-22 2000-05-09 United Technologies Corporation Electronic propeller control system
US5897293A (en) * 1996-11-22 1999-04-27 United Technologies Corporation Counterweighted propeller control system
US5836743A (en) * 1997-10-22 1998-11-17 United Technologies Corporation Variable pitch counterweighted propeller system with releasable hydraulic pitchlock
US6077040A (en) * 1998-05-01 2000-06-20 United Technologies Corporation Control system for blades for a variable pitch propeller
US6195247B1 (en) * 1998-06-02 2001-02-27 Pratt & Whitney Canada Exciter controlled by FADEC system
US6213713B1 (en) 1998-12-31 2001-04-10 United Technologies Corporation Apparatus for indicating pitch angle of a propeller blade
US6289274B1 (en) 1999-08-13 2001-09-11 United Technologies Corporation Fuzzy logic based fuel flow selection system
US6379114B1 (en) 2000-11-22 2002-04-30 Brunswick Corporation Method for selecting the pitch of a controllable pitch marine propeller
US6422816B1 (en) * 2001-05-21 2002-07-23 Hamilton Sundstrand Corporation Variable pitch propeller control system
CA2403632C (en) * 2002-09-17 2011-04-05 Flexxaire Manufacturing Inc. Variable pitch fan
US7118336B2 (en) * 2003-12-19 2006-10-10 Pratt & Whitney Canada Corp. Pressurized oil supply for propeller engine system
US7758310B2 (en) * 2007-01-15 2010-07-20 Sikorsky Aircraft Corporation Translational thrust system for a rotary wing aircraft
EP2050670A3 (de) * 2008-01-11 2011-11-23 MT-Propeller Entwicklung GmbH Elektro-Hydraulischer Propellerregler
GB0821239D0 (en) * 2008-11-21 2008-12-31 Rolls Royce Plc A machine such as a gas turbine
FR2939098B1 (fr) * 2008-12-01 2016-07-29 Eurocopter France Distributeur hydraulique, helicoptere hybride muni d'un tel distributeur hydraulique et procede mis en oeuvre par ce distributeur hydraulique
US8172530B2 (en) * 2009-06-09 2012-05-08 Hamilton Sundstrand Corporation Pitch change actuation system for a counter-rotating propeller
US8167553B2 (en) * 2009-06-09 2012-05-01 Hamilton Sundstrand Corporation Electrical system for driving a propeller pitch change mechanism
US8277182B2 (en) * 2009-07-02 2012-10-02 Hamilton Sundstrand Corporation Remote pitch controller for a variable pitch propeller
GB201000198D0 (en) * 2010-01-08 2010-02-24 Rolls Royce Plc Back-up featherer
GB201007565D0 (en) 2010-05-06 2010-06-23 Rolls Royce Plc Pitch control mechanism
GB201007564D0 (en) 2010-05-06 2010-06-23 Rolls Royce Plc Back-up featherer
GB201007567D0 (en) 2010-05-06 2010-06-23 Rolls Royce Plc BAck-up featherer
GB201007569D0 (en) 2010-05-06 2010-06-23 Rolls Royce Plc Pitch control mechanism
US8360722B2 (en) * 2010-05-28 2013-01-29 General Electric Company Method and system for validating wind turbine
US8740565B2 (en) 2011-08-12 2014-06-03 Hamilton Sundstrand Corporation Modular counter rotating propeller system
FR2980452B1 (fr) * 2011-09-23 2013-10-11 Eurocopter France Systeme de commande de la variation de pas des pales d'une helice, helice et aeronef
FR2981133B1 (fr) * 2011-10-10 2013-10-25 In Lhc Procede de detection de defaillance d'une servovalve et servovalve faisant application.
US9169783B2 (en) 2012-05-30 2015-10-27 Woodward, Inc. Electrohydraulic propeller governor
FR2992696B1 (fr) * 2012-06-28 2015-04-10 Eurocopter France Distributeur hydraulique, dispositif de reglage du pas de pales, aeronef muni d'un tel distributeur hydraulique
US9821901B2 (en) 2013-11-21 2017-11-21 Pratt & Whitney Canada Corp. System and method for electronic propeller blade angle position feedback
EP2889491B1 (de) * 2013-12-24 2018-06-06 Goodrich Actuation Systems SAS Servoventile
US10336436B2 (en) 2014-09-30 2019-07-02 Sikorsky Aircraft Corporation Torque and thrust control of a propeller
PL226824B1 (pl) * 2015-09-07 2017-09-29 Gen Electric Układ isposób regulacji skoku smigła
US10393137B2 (en) 2016-02-12 2019-08-27 General Electric Company Method and system for integrated pitch control mechanism actuator hydraulic fluid transfer
US10077103B2 (en) * 2016-03-18 2018-09-18 Hamilton Sundstrand Corporation Propeller pitch change actuation system
US10683082B2 (en) * 2016-04-29 2020-06-16 Ratier-Figeac Sas Hydraulic actuation systems
US10486827B2 (en) * 2016-08-17 2019-11-26 Pratt & Whitney Canada Corp. Apparatus and methods for aircraft propeller control
US10472050B2 (en) 2016-08-31 2019-11-12 Honeywell International Inc. Propeller pitch control actuation system
US10793256B2 (en) * 2016-09-12 2020-10-06 Pratt & Whitney Canada Corp. Propeller blade angle control system
US10392099B2 (en) * 2017-05-18 2019-08-27 Pratt & Whitney Canada Corp. System and method for aircraft propeller control
EP3434585B1 (de) * 2017-07-28 2021-04-14 General Electric Company Propellersteuerungssystem für ein flugzeug
US11312476B2 (en) * 2017-09-25 2022-04-26 Woodward, Inc. Propeller control unit
US10864980B2 (en) * 2018-07-10 2020-12-15 Pratt & Whitney Canada Corp. System and method for feathering an aircraft propeller
US10899433B2 (en) * 2018-07-10 2021-01-26 Pratt & Whitney Canada Corp. System and method for feathering an aircraft propeller
EP3670333A1 (de) * 2018-12-18 2020-06-24 Hamilton Sundstrand Corporation Steuerung von propellerblattwinkel mit geschlossenem regelkreis durch elektromagnetische modulation
US11066150B2 (en) 2018-12-20 2021-07-20 Honeywell International Inc. Propeller oil control system for aircraft turboprop engines
US10850831B2 (en) 2018-12-21 2020-12-01 Honeywell International Inc. Propeller pitch control system for aircraft turboprop engines
US10807701B2 (en) 2019-02-08 2020-10-20 Honeywell International Inc. Aircraft turboprop engine propeller pitch control system including a controllable feather valve
EP3620650A1 (de) * 2019-03-11 2020-03-11 Ventus Engineering GmbH Relative rotorblattfehlausrichtung
IT201900003999A1 (it) * 2019-03-19 2020-09-19 Ge Avio Srl Valvola di comando combinato per sovra-velocita', messa in bandiera ed abilitazione di inversione per un gruppo elica
US20200324877A1 (en) * 2019-04-09 2020-10-15 Pratt & Whitney Canada Corp. Method and system for feathering a propeller
US11059567B2 (en) 2019-05-21 2021-07-13 Pratt & Whitney Canada Corp. Method of controlling a propeller with two-position solenoid
IT201900010929A1 (it) * 2019-07-04 2021-01-04 Ge Avio Srl Gruppo elica ed unita' di controllo di passo
EP3763621A1 (de) * 2019-07-12 2021-01-13 Ratier-Figeac SAS Hydraulisches betätigungssystem
US11097832B2 (en) 2019-09-10 2021-08-24 Hamilton Sundstrand Corporation Dual actuator hydraulic pitch-lock propeller system
US11530027B2 (en) * 2019-12-02 2022-12-20 Pratt & Whitney Canada Corp. Propeller control unit with bypass drain line
US20220243606A1 (en) * 2021-02-02 2022-08-04 Pratt & Whitney Canada Corp. Propeller control unit
US11958589B1 (en) * 2022-12-30 2024-04-16 Pratt & Whitney Canada Corp. Controlling rate of rotor feather by primary blade angle control system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840170A (en) * 1954-04-28 1958-06-24 United Aircraft Corp Servo control system for a variable pitch propeller
US2865460A (en) * 1954-06-17 1958-12-23 United Aircraft Corp Pitch control servo system for an aeronautical propeller
US2840171A (en) * 1955-10-28 1958-06-24 United Aircraft Corp Control system for a variable pitch propeller
US3112901A (en) * 1961-06-02 1963-12-03 Curtiss Wright Corp Propeller control system
US4588354A (en) * 1983-08-05 1986-05-13 United Technologies Corporation Engine speed control in propeller pitch control systems
GB8723247D0 (en) * 1987-10-03 1987-11-04 Dowty Rotol Ltd Propeller blade systems
GB8916714D0 (en) * 1989-07-21 1989-09-06 Dowty Rotol Ltd A propeller blade pitch control mechanism
US5037271A (en) * 1989-12-26 1991-08-06 United Technologies Corporation Pitch control system
US5042966A (en) * 1989-12-26 1991-08-27 United Technologies Corporation Pitch control system

Also Published As

Publication number Publication date
EP0598067B1 (de) 1995-06-28
WO1993003960A1 (en) 1993-03-04
US5174718A (en) 1992-12-29
DE69203236T2 (de) 1995-11-16
EP0598067A1 (de) 1994-05-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee