DE69936849D1 - Steuerungssystem für die blätter eines propellers mit verstellbaren anstellwinkel - Google Patents

Steuerungssystem für die blätter eines propellers mit verstellbaren anstellwinkel

Info

Publication number
DE69936849D1
DE69936849D1 DE69936849T DE69936849T DE69936849D1 DE 69936849 D1 DE69936849 D1 DE 69936849D1 DE 69936849 T DE69936849 T DE 69936849T DE 69936849 T DE69936849 T DE 69936849T DE 69936849 D1 DE69936849 D1 DE 69936849D1
Authority
DE
Germany
Prior art keywords
propeller
leaves
adjustment
control system
adjustable 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
DE69936849T
Other languages
English (en)
Other versions
DE69936849T2 (de
Inventor
Robert W Pruden
Paul A Carvalho
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
Application granted granted Critical
Publication of DE69936849D1 publication Critical patent/DE69936849D1/de
Publication of DE69936849T2 publication Critical patent/DE69936849T2/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
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B64C11/06—Blade mountings for variable-pitch blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C11/00—Selection of abrasive materials or additives for abrasive blasts
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Turbines (AREA)
  • Wind Motors (AREA)
  • General Details Of Gearings (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE69936849T 1998-05-01 1999-04-29 Steuerungssystem für die blätter eines propellers mit verstellbaren anstellwinkel Expired - Fee Related DE69936849T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US71839 1998-05-01
US09/071,839 US6077040A (en) 1998-05-01 1998-05-01 Control system for blades for a variable pitch propeller
PCT/US1999/009431 WO1999056912A1 (en) 1998-05-01 1999-04-29 Control system for blades for a variable pitch propeller

Publications (2)

Publication Number Publication Date
DE69936849D1 true DE69936849D1 (de) 2007-09-27
DE69936849T2 DE69936849T2 (de) 2008-04-30

Family

ID=38924297

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69936849T Expired - Fee Related DE69936849T2 (de) 1998-05-01 1999-04-29 Steuerungssystem für die blätter eines propellers mit verstellbaren anstellwinkel

Country Status (5)

Country Link
US (1) US6077040A (de)
EP (1) EP1073583B1 (de)
JP (1) JP2002513705A (de)
DE (1) DE69936849T2 (de)
WO (1) WO1999056912A1 (de)

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US7086230B2 (en) * 2000-08-21 2006-08-08 Brp-Rotax Gmbh & Co. Kg Pop-off valve for an aircraft engine having a turbocharger control system and propeller control system by stepper motor
WO2002016739A2 (en) * 2000-08-21 2002-02-28 Bombardier-Rotax Gmbh & Co. Kg. Turbocharger control system and propeller control system by stepper motor
US6514044B2 (en) 2000-12-21 2003-02-04 Hamilton Sundstrand Corporation Offset crowned roller assembly for variable pitch propellers
US6883752B2 (en) * 2001-11-14 2005-04-26 Brp-Rotax Gmbh & Co. Kg. Vibration damper for aircraft engine
US20050254948A1 (en) * 2002-03-16 2005-11-17 Bombardier-Rotax Gmbh & Co. Kg Turbocharger control system and propeller control system by a motor
US6811376B2 (en) 2002-03-19 2004-11-02 Hamilton Sundstrand Actuation system for a controllable pitch propeller
US6981844B2 (en) * 2003-10-08 2006-01-03 Hamilton Sundstrand Cyclic actuation system for a controllable pitch propeller and a method of providing aircraft control therewith
US7300243B2 (en) * 2003-12-05 2007-11-27 Honda Motor Co., Ltd. Power blower
US7422419B2 (en) * 2005-08-17 2008-09-09 Hamilton Sundstrand Corporation Propeller blade retention system
US7296969B2 (en) * 2005-10-12 2007-11-20 Hamilton Sundstrand Corporation Propeller pitch change system
US8267656B2 (en) * 2006-03-08 2012-09-18 Hamilton Sundstrand Corporation Propeller pitch lock system
FR2908451B1 (fr) * 2006-11-09 2009-03-20 Snecma Sa Turbopropulseur comportant un ensemble de pales a orientation reglable
US7845910B2 (en) * 2007-06-05 2010-12-07 Hamilton Sundstrand Corporation Propeller blade retention system with tapered roller bearing cartridge assemblies
US7976279B2 (en) * 2007-06-11 2011-07-12 Hamilton Sundstrand Corporation Blade pitch actuation mechanism
EP2050670A3 (de) * 2008-01-11 2011-11-23 MT-Propeller Entwicklung GmbH Elektro-Hydraulischer Propellerregler
FR2928977B1 (fr) * 2008-03-21 2010-04-09 Snecma Systeme d'helices contrarotatives disposant d'un dispositif de mise en drapeau des pales d'helices
US8439640B2 (en) * 2008-07-15 2013-05-14 Hamilton Sundstrand Corporation Propeller blade pitch control system
US8182222B2 (en) * 2009-02-12 2012-05-22 Hamilton Sundstrand Corporation Thermal protection of rotor blades
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
US8529205B2 (en) * 2009-12-10 2013-09-10 Hamilton Sundstrand Corporation Passive cyclic pitch control
FR2957986B1 (fr) * 2010-03-29 2012-04-20 Snecma Dispositif de mise en drapeau des pales de souffante d'un turbopropulseur
US9120559B2 (en) 2012-04-18 2015-09-01 Hamilton Sundstrand Corporation Propeller blade pitch actuation system
US9261112B2 (en) 2012-04-24 2016-02-16 General Electric Company Dampers for fan spinners of aircraft engines
US9169783B2 (en) * 2012-05-30 2015-10-27 Woodward, Inc. Electrohydraulic propeller governor
FR2993631B1 (fr) * 2012-07-18 2015-04-10 Snecma Dispositif de raccordement en aveugle entre des alimentations fluidiques, electriques ou analogues, et un mecanisme de commande recepteur
CA2925352C (en) * 2013-10-07 2018-09-04 Ge Aviation Systems Limited Pitch control assembly
FR3037922B1 (fr) * 2015-06-23 2017-07-07 Turbomeca Dispositif de regulation d'une helice a pales a calage variable d'un turbopropulseur
US10040565B2 (en) 2015-09-22 2018-08-07 Honeywell International Inc. Single lever turboprop control systems and methods utilizing torque-based and power based scheduling
US10288163B2 (en) 2015-10-23 2019-05-14 General Electric Company Method and system for a planetary power gearbox static to rotating oil transfer supply
US10393137B2 (en) 2016-02-12 2019-08-27 General Electric Company Method and system for integrated pitch control mechanism actuator hydraulic fluid transfer
EP3219608B1 (de) 2016-03-18 2020-07-08 Ratier-Figeac SAS Verbesserte hydraulische betätigungssteuerung in propellern
US20170355447A1 (en) * 2016-06-10 2017-12-14 Gopro, Inc. Thrust-Dependent Variable Blade Pitch Propeller
EP3324090B1 (de) * 2016-11-22 2019-08-14 Ratier-Figeac SAS Verstellpropeller mit übertragungsrohr
CN106640928B (zh) * 2016-12-27 2019-05-31 中国航发南方工业有限公司 航空发动机用桨轴
US10520097B2 (en) 2017-01-13 2019-12-31 United Technologies Corporation Multi-flowpath fluid control valve
US10889367B2 (en) 2017-04-24 2021-01-12 Pratt & Whitney Canada Corp. Feedback system for pitch-adjustable blades of aircraft bladed rotor
US10239609B2 (en) * 2017-07-21 2019-03-26 Bell Helicopter Textron Inc. Pitch link with track adjustment indicators
US11312476B2 (en) * 2017-09-25 2022-04-26 Woodward, Inc. Propeller control unit
FR3072714B1 (fr) * 2017-10-24 2019-09-27 Safran Transmission Systems Tube de transfert d'huile pour un systeme de commande de regulation du pas d'une helice de turbomachine
US11046422B2 (en) 2018-07-16 2021-06-29 Pratt & Whitney Canada Corp. Propeller blade angle feedback arrangement and method
US11279465B2 (en) 2018-07-16 2022-03-22 Pratt & Whitney Canada Corp. Propeller blade angle feedback arrangement and method
CN109606647B (zh) * 2018-12-12 2024-06-18 惠阳航空螺旋桨有限责任公司 一种螺旋桨变距机构
EP3670333A1 (de) * 2018-12-18 2020-06-24 Hamilton Sundstrand Corporation Steuerung von propellerblattwinkel mit geschlossenem regelkreis durch elektromagnetische modulation
US10829201B2 (en) 2019-03-20 2020-11-10 Pratt & Whitney Canada Corp. Blade angle position feedback system with extended markers
US11554850B2 (en) 2019-04-25 2023-01-17 Pratt & Whitney Canada Corp. Blade angle position feedback system with offset sensors
US11046423B2 (en) 2019-07-18 2021-06-29 Pratt & Whitney Canada Corp. Blade angle position feedback system with magnetic shield
US11286038B2 (en) 2019-09-03 2022-03-29 Pratt & Whitney Canada Corp. Pitch control assembly for an aircraft-bladed rotor
US11365691B2 (en) 2019-09-05 2022-06-21 Pratt & Whitney Canada Corp. Blade angle position feedback system with embedded markers
US11597502B2 (en) 2019-09-05 2023-03-07 Pratt & Whitney Canada Corp. Signal amplification in blade angle position feedback system
US11505307B2 (en) 2019-10-21 2022-11-22 Pratt & Whitney Canada Corp. Phonic wheel and related system and method
US11428116B2 (en) 2019-11-29 2022-08-30 Pratt & Whitney Canada Corp. System and method for measuring an axial position of a rotating component of an engine
US11420772B2 (en) 2019-12-17 2022-08-23 Pratt & Whitney Canada Corp. System and method for determining an axial position of a feedback device
US11479339B2 (en) * 2020-01-02 2022-10-25 Hamilton Sundstrand Corporation Propeller blade pitch angle feedback from actuator rotation
US11866151B2 (en) * 2020-12-23 2024-01-09 Pratt & Whitney Canada Corp. System and method for detecting propeller malfunction
US11821325B2 (en) * 2021-02-01 2023-11-21 Pratt & Whitney Canada Corp. System and method for detecting failure of a propeller control unit
EP4046907A1 (de) * 2021-02-23 2022-08-24 Ratier-Figeac SAS Schaufelwinkelverstellungssteuerung
US11719167B2 (en) 2021-04-01 2023-08-08 Pratt & Whitney Canada Corp. Operating a turboprop engine for in-flight restart

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FR1397221A (fr) * 1964-01-09 1965-04-30 Ratier Figeac Soc Perfectionnement aux commandes d'hélices à pas variable
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US4901746A (en) * 1988-06-27 1990-02-20 Sundstrand Corporation Anticipating overspeed governor
US5141399A (en) * 1990-10-18 1992-08-25 United Technologies Corporation Pitch change control system
US5174718A (en) * 1991-08-12 1992-12-29 United Technologies Corporation Blade pitch change control system
US5186608A (en) * 1991-10-25 1993-02-16 United Technologies Corporation Hydraulic low pitch switch for propeller pitch change system
US5487645A (en) * 1994-11-18 1996-01-30 Alliedsignal Inc. Ram air turbine with secondary governor
US5897293A (en) * 1996-11-22 1999-04-27 United Technologies Corporation Counterweighted propeller control system
US5865599A (en) * 1997-03-11 1999-02-02 United Technologies Corporation System and process for direct blade angle measurement in propulsion systems

Also Published As

Publication number Publication date
EP1073583A4 (de) 2005-02-09
US6077040A (en) 2000-06-20
DE69936849T2 (de) 2008-04-30
JP2002513705A (ja) 2002-05-14
EP1073583A1 (de) 2001-02-07
WO1999056912A8 (en) 1999-12-09
EP1073583B1 (de) 2007-08-15
WO1999056912A1 (en) 1999-11-11

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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