BR8402679A - Controle de velocidade do motor em sistemas de controle de inclinacao de helices - Google Patents

Controle de velocidade do motor em sistemas de controle de inclinacao de helices

Info

Publication number
BR8402679A
BR8402679A BR8402679A BR8402679A BR8402679A BR 8402679 A BR8402679 A BR 8402679A BR 8402679 A BR8402679 A BR 8402679A BR 8402679 A BR8402679 A BR 8402679A BR 8402679 A BR8402679 A BR 8402679A
Authority
BR
Brazil
Prior art keywords
engine speed
speed control
control systems
propeller tilt
control
Prior art date
Application number
BR8402679A
Other languages
English (en)
Inventor
Jerome Gerard Duchesneuau
Robert Allan Schwartz
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 BR8402679A publication Critical patent/BR8402679A/pt

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)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Fluid-Pressure Circuits (AREA)
  • High-Pressure Fuel Injection Pump Control (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Hydraulic Motors (AREA)
BR8402679A 1983-08-05 1984-06-01 Controle de velocidade do motor em sistemas de controle de inclinacao de helices BR8402679A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/520,659 US4588354A (en) 1983-08-05 1983-08-05 Engine speed control in propeller pitch control systems

Publications (1)

Publication Number Publication Date
BR8402679A true BR8402679A (pt) 1985-05-07

Family

ID=24073546

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8402679A BR8402679A (pt) 1983-08-05 1984-06-01 Controle de velocidade do motor em sistemas de controle de inclinacao de helices

Country Status (10)

Country Link
US (1) US4588354A (pt)
JP (1) JPH0659877B2 (pt)
BR (1) BR8402679A (pt)
CA (1) CA1227386A (pt)
DE (1) DE3423888A1 (pt)
ES (1) ES533290A0 (pt)
FR (1) FR2550276B1 (pt)
GB (1) GB2144491B (pt)
IT (1) IT1176351B (pt)
SE (1) SE451826B (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4645420A (en) * 1985-06-07 1987-02-24 Avco Corporation Propeller control system
US4986734A (en) * 1988-10-27 1991-01-22 Sundstrand Corporation Overspeed protection system for aircraft fan engine
US4958289A (en) * 1988-12-14 1990-09-18 General Electric Company Aircraft propeller speed control
US4893989A (en) * 1989-03-07 1990-01-16 United Technologies Corporation Variable propeller system incorporating a forward transfer bearing
US5023793A (en) * 1989-04-10 1991-06-11 United Technologies Corporation Apparatus and method for dynamic compensation of a propeller pitch speed control governor
DE3938567C1 (pt) * 1989-11-21 1991-04-11 Urs Wollerau Ch Morgenthaler
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
US5174718A (en) * 1991-08-12 1992-12-29 United Technologies Corporation Blade pitch change control system
US5897293A (en) * 1996-11-22 1999-04-27 United Technologies Corporation Counterweighted propeller control system
US6511292B2 (en) * 2001-06-27 2003-01-28 Hamilton Sundstrand Corporation Backup governing system for a variable pitch propeller
US8651811B2 (en) * 2005-11-16 2014-02-18 Hamilton Sundstrand Control logic for a propeller system
US8465257B1 (en) 2008-10-31 2013-06-18 Brp Us Inc. Variable pitch propeller
US9169783B2 (en) * 2012-05-30 2015-10-27 Woodward, Inc. Electrohydraulic propeller governor
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
US11312476B2 (en) * 2017-09-25 2022-04-26 Woodward, Inc. Propeller control unit
EP3466806B1 (de) * 2017-10-09 2021-07-28 MT-Propeller Entwicklung GmbH Verstellpropeller-einheit mit einer hydraulischen steuervorrichtung
US10899433B2 (en) * 2018-07-10 2021-01-26 Pratt & Whitney Canada Corp. System and method for feathering an aircraft propeller
US10864980B2 (en) * 2018-07-10 2020-12-15 Pratt & Whitney Canada Corp. System and method for feathering an aircraft propeller

Family Cites Families (33)

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US2337613A (en) * 1940-06-07 1943-12-28 United Aircraft Corp Position indicator
US2388276A (en) * 1942-09-16 1945-11-06 Howard M Mccoy Mechanism and control for controllable aircraft propellers
US2426007A (en) * 1942-11-14 1947-08-19 Fairey Aviat Co Ltd Variable pitch propeller arrangement
US2378938A (en) * 1942-11-18 1945-06-26 Howard M Mccoy Mechanism and controls for controllable aircraft propellers
FR914804A (fr) * 1943-09-16 1946-10-18 Système de commande d'un dispositif d'orientation d'hélices
US2640555A (en) * 1946-03-01 1953-06-02 Curtiss Wright Corp Hydraulic propeller pitch-changing system
US2636566A (en) * 1948-01-23 1953-04-28 United Aircraft Corp Governor valve for variable pitch propellers
US2720927A (en) * 1951-09-21 1955-10-18 Curtiss Wright Corp Propeller control system
US2738022A (en) * 1952-01-31 1956-03-13 Curtiss Wright Corp Propeller control and governor
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
US2923361A (en) * 1955-05-17 1960-02-02 United Aircraft Corp Hydromechanical propeller control
US2913056A (en) * 1956-10-01 1959-11-17 United Aircraft Corp Propeller control anticipator
US2910126A (en) * 1956-12-18 1959-10-27 United Aircraft Corp Hydraulic system for adjustable pitch aeronautical propeller
US3024848A (en) * 1957-07-19 1962-03-13 Rotol Ltd Hydraulic variable pitch propellers
US3001588A (en) * 1959-07-27 1961-09-26 United Aircraft Corp Propeller blade angle control
US3068943A (en) * 1960-06-28 1962-12-18 United Aircraft Corp Propeller control system with rate-of-blade-pitch-change feedback
GB1021544A (en) * 1961-08-12 1966-03-02 Dehavilland Aircraft Improved variable pitch propeller control system
US3115938A (en) * 1961-08-18 1963-12-31 United Aircraft Corp Pitch control for aeronautical propeller
US3261406A (en) * 1963-05-16 1966-07-19 United Aircraft Corp Attitude control system for an aeronautical propeller
US3170521A (en) * 1963-06-24 1965-02-23 United Aircraft Corp Feathered propeller control
US3212586A (en) * 1964-07-30 1965-10-19 United Aircraft Corp Pitch control system
GB1088879A (en) * 1964-10-28 1967-10-25 Gen Electric Improvements in control systems for prime movers
US3302724A (en) * 1965-06-11 1967-02-07 Westinghouse Air Brake Co Automatic control apparatus for variable pitch propellers
US3389641A (en) * 1966-10-24 1968-06-25 United Aircraft Corp Hydraulic control mechanism with hydraulic delayed reset
US3387663A (en) * 1966-09-14 1968-06-11 United Aircraft Corp Control mechanism
SE312497B (pt) * 1968-05-03 1969-07-14 Karlstad Mekaniska Ab
US3527186A (en) * 1968-06-14 1970-09-08 Propulsion Systems Inc Variable rate electrohydraulic actuator systems,particularly for ship's steering and/or propeller pitch control
GB1364293A (en) * 1971-07-06 1974-08-21 Rolls Royce Valve for follow-up servo mechanism
IT991920B (it) * 1973-07-31 1975-08-30 Fiat Spa Dispositivo per la regolazione di turbine a gas
US4193005A (en) * 1978-08-17 1980-03-11 United Technologies Corporation Multi-mode control system for wind turbines
NL7900306A (nl) * 1979-01-15 1980-03-31 Schottel Nederland Bv Regelsysteem voor een schroef met instelbare bladen, alsmede standopnemer uit een dergelijk regelsysteem.
EP0093276B1 (en) * 1982-04-15 1988-10-26 General Electric Company Turbine control system

Also Published As

Publication number Publication date
ES8503599A1 (es) 1985-03-16
DE3423888A1 (de) 1985-02-14
JPS6038295A (ja) 1985-02-27
SE8403411D0 (sv) 1984-06-27
IT8421657A0 (it) 1984-06-29
SE8403411L (sv) 1985-02-06
US4588354A (en) 1986-05-13
IT1176351B (it) 1987-08-18
SE451826B (sv) 1987-11-02
CA1227386A (en) 1987-09-29
GB2144491A (en) 1985-03-06
FR2550276B1 (fr) 1989-03-17
GB2144491B (en) 1987-05-07
ES533290A0 (es) 1985-03-16
IT8421657A1 (it) 1985-12-29
JPH0659877B2 (ja) 1994-08-10
FR2550276A1 (fr) 1985-02-08
GB8414014D0 (en) 1984-07-04

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 01/06/99