DE602008003774D1 - Drehzahlregler für einen rotor mit einem variablen maximalen kollektiven blattwinkel und verfahren - Google Patents

Drehzahlregler für einen rotor mit einem variablen maximalen kollektiven blattwinkel und verfahren

Info

Publication number
DE602008003774D1
DE602008003774D1 DE602008003774T DE602008003774T DE602008003774D1 DE 602008003774 D1 DE602008003774 D1 DE 602008003774D1 DE 602008003774 T DE602008003774 T DE 602008003774T DE 602008003774 T DE602008003774 T DE 602008003774T DE 602008003774 D1 DE602008003774 D1 DE 602008003774D1
Authority
DE
Germany
Prior art keywords
rotors
rotor
module
pitch
monitor
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.)
Active
Application number
DE602008003774T
Other languages
English (en)
Inventor
Joseph Matthew Schaeffer
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.)
Bell Helicopter Textron Inc
Original Assignee
Bell Helicopter Textron Inc
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 Bell Helicopter Textron Inc filed Critical Bell Helicopter Textron Inc
Publication of DE602008003774D1 publication Critical patent/DE602008003774D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B64C11/303—Blade pitch-changing mechanisms characterised by comprising a governor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C29/00—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft
    • B64C29/0008—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded
    • B64C29/0016—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded the lift during taking-off being created by free or ducted propellers or by blowers
    • B64C29/0033—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded the lift during taking-off being created by free or ducted propellers or by blowers the propellers being tiltable relative to the fuselage

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Control Of Turbines (AREA)
  • Wind Motors (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE602008003774T 2007-03-26 2008-03-12 Drehzahlregler für einen rotor mit einem variablen maximalen kollektiven blattwinkel und verfahren Active DE602008003774D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/691,027 US7873445B2 (en) 2007-03-26 2007-03-26 Governor for a rotor with a variable maximum collective pitch
PCT/US2008/056587 WO2008118637A2 (en) 2007-03-26 2008-03-12 Governor for a rotor with a variable maximum collective pitch

Publications (1)

Publication Number Publication Date
DE602008003774D1 true DE602008003774D1 (de) 2011-01-13

Family

ID=39713981

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602008003774T Active DE602008003774D1 (de) 2007-03-26 2008-03-12 Drehzahlregler für einen rotor mit einem variablen maximalen kollektiven blattwinkel und verfahren

Country Status (6)

Country Link
US (1) US7873445B2 (de)
EP (1) EP2132089B1 (de)
AT (1) ATE490176T1 (de)
CA (1) CA2681547C (de)
DE (1) DE602008003774D1 (de)
WO (1) WO2008118637A2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8942866B2 (en) 2004-11-08 2015-01-27 Textron Innovations Inc. Extension of three loop control laws for system uncertainties, calculation time delay and command quickness
PL2500261T3 (pl) * 2007-08-09 2017-09-29 Lta Corp Soczewkowaty sterowiec i powiązane środki sterujące
US8275500B2 (en) * 2008-03-11 2012-09-25 Honeywell International Inc. Gas turbine engine fixed collective takeoff compensation control system and method
FR2946322B1 (fr) * 2009-06-04 2011-06-17 Eurocopter France Dispositif d'aide au pilotage d'un helicoptere hybride, helicoptere hybride muni d'un tel dispositif et procede mis en oeuvre par ledit dispositif
US9272778B2 (en) 2009-06-04 2016-03-01 Airbus Helicopters Device for assisting in piloting hybrid helicopter, hybrid helicopter provided with such device, and method implemented by such device
US8530319B2 (en) 2010-10-14 2013-09-10 International Business Machines Corporation Vertical silicide e-fuse
FR2982964B1 (fr) * 2011-11-23 2013-11-22 Eurocopter France Procede de pilotage assiste d'un aeronef a voilure tournante comprenant au moins une helice propulsive, dispositif de pilotage assiste et aeronef
US9821908B2 (en) 2013-06-07 2017-11-21 Bell Helicopter Textron Inc. System and method for assisting in rotor speed control
US9682767B2 (en) * 2013-12-20 2017-06-20 Bell Helicopter Textron Inc. Collective pitch integration with control power management system
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
US10259574B2 (en) 2015-12-18 2019-04-16 Amazon Technologies, Inc. Propeller surface area treatments for sound dampening
US10099773B2 (en) 2015-12-18 2018-10-16 Amazon Technologies, Inc. Propeller blade leading edge serrations for improved sound control
US20170175531A1 (en) * 2015-12-18 2017-06-22 Amazon Technologies, Inc. Propeller blade protrusions for improved aerodynamic performance and sound control
US10011346B2 (en) 2015-12-18 2018-07-03 Amazon Technologies, Inc. Propeller blade indentations for improved aerodynamic performance and sound control
US10460717B2 (en) 2015-12-18 2019-10-29 Amazon Technologies, Inc. Carbon nanotube transducers on propeller blades for sound control
US10933988B2 (en) 2015-12-18 2021-03-02 Amazon Technologies, Inc. Propeller blade treatments for sound control
US10259562B2 (en) 2015-12-18 2019-04-16 Amazon Technologies, Inc. Propeller blade trailing edge fringes for improved sound control
US10809744B2 (en) * 2016-02-19 2020-10-20 Sikorsky Aircraft Corporation Rotor moment control system for a rotary wing aircraft
US10287026B2 (en) 2017-02-04 2019-05-14 Bell Helicopter Textron Inc. Power demand anticipation systems for rotorcraft
US11163302B2 (en) 2018-09-06 2021-11-02 Amazon Technologies, Inc. Aerial vehicle propellers having variable force-torque ratios
JP7176543B2 (ja) 2020-02-18 2022-11-22 株式会社デンソー 異常診断システム、異常診断方法およびコンピュータプログラム
US11821325B2 (en) * 2021-02-01 2023-11-21 Pratt & Whitney Canada Corp. System and method for detecting failure of a propeller control unit
US11702943B2 (en) * 2021-02-01 2023-07-18 Pratt & Whitney Canada Corp. Propeller control unit validation
FR3128198A1 (fr) * 2021-10-20 2023-04-21 Zipair Procédé de pilotage d’un groupe de poussée pour dispositif de propulsion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5231823A (en) * 1991-08-22 1993-08-03 General Electric Company Supervisory control system
US5315819A (en) * 1991-09-17 1994-05-31 Allied-Signal Inc. Power management system for turbine engines
FR2766158B1 (fr) * 1997-07-18 1999-10-01 Bonnans Sa Procede et dispositif d'aide au controle, par le pilote, des limitations de puissance du ou des turbomoteurs et/ou du regime rotor des helicopteres thermopropulses
US7463956B2 (en) * 2003-07-03 2008-12-09 The Boeing Company Constant vertical state maintaining cueing system
US7438259B1 (en) * 2006-08-16 2008-10-21 Piasecki Aircraft Corporation Compound aircraft control system and method

Also Published As

Publication number Publication date
EP2132089B1 (de) 2010-12-01
WO2008118637A2 (en) 2008-10-02
CA2681547A1 (en) 2008-10-02
EP2132089A2 (de) 2009-12-16
US20080243313A1 (en) 2008-10-02
ATE490176T1 (de) 2010-12-15
CA2681547C (en) 2015-10-27
US7873445B2 (en) 2011-01-18
WO2008118637A3 (en) 2008-11-27

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