FR2478750B1 - - Google Patents

Info

Publication number
FR2478750B1
FR2478750B1 FR8101830A FR8101830A FR2478750B1 FR 2478750 B1 FR2478750 B1 FR 2478750B1 FR 8101830 A FR8101830 A FR 8101830A FR 8101830 A FR8101830 A FR 8101830A FR 2478750 B1 FR2478750 B1 FR 2478750B1
Authority
FR
France
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
Application number
FR8101830A
Other languages
French (fr)
Other versions
FR2478750A1 (en
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.)
Sundstrand Corp
Original Assignee
Sundstrand 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 Sundstrand Corp filed Critical Sundstrand Corp
Publication of FR2478750A1 publication Critical patent/FR2478750A1/en
Application granted granted Critical
Publication of FR2478750B1 publication Critical patent/FR2478750B1/fr
Granted legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D7/00Controlling wind motors 
    • F03D7/02Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/022Adjusting aerodynamic properties of the blades
    • F03D7/0224Adjusting blade pitch
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64DEQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D41/00Power installations for auxiliary purposes
    • B64D41/007Ram air turbines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00Application
    • F05B2220/30Application in turbines
    • F05B2220/31Application in turbines in ram-air turbines ("RATS")
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00Function
    • F05B2260/70Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/74Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00Function
    • F05B2260/70Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/75Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism not using auxiliary power sources, e.g. servos
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00Function
    • F05B2260/70Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/77Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism driven or triggered by centrifugal forces
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Wind Motors (AREA)
FR8101830A 1980-03-21 1981-01-30 MECHANISM FOR CONTROLLING THE FLAT PITCH OF AERODYNAMIC AIR PRESSURE TURBINE Granted FR2478750A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8008771A GB2072271B (en) 1980-03-21 1980-03-21 Ram air turbine blade pitch control mechanism

Publications (2)

Publication Number Publication Date
FR2478750A1 FR2478750A1 (en) 1981-09-25
FR2478750B1 true FR2478750B1 (en) 1985-01-25

Family

ID=10512114

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8101830A Granted FR2478750A1 (en) 1980-03-21 1981-01-30 MECHANISM FOR CONTROLLING THE FLAT PITCH OF AERODYNAMIC AIR PRESSURE TURBINE

Country Status (3)

Country Link
JP (1) JPS56146019A (en)
FR (1) FR2478750A1 (en)
GB (1) GB2072271B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE891429A (en) * 1981-12-10 1982-03-31 Hayen Jos DEVICE FOR ORIENTING THE WICKS OF A WINDMILL.
IT1219726B (en) * 1988-06-15 1990-05-24 Fimac Spa HIGH PERFORMANCE TURBINE, IN PARTICULAR FOR THE EXPLOITATION OF WIND ENERGY FOR AUXILIARY ENERGY SOURCES IN AERONAUTICAL USES
US7296970B2 (en) * 2005-06-08 2007-11-20 Hamilton Sundstrand Corporation Ram air turbine speed sensing ball detent over-speed prevention mechanism
NZ555848A (en) * 2007-06-12 2010-04-30 Storm Rider Holdings Ltd Improved wind generator
US9045983B2 (en) 2010-10-19 2015-06-02 Hamilton Sundstrand Corporation Turbine yokeplate flyweights to improve RAT startup
US8920119B2 (en) 2010-11-01 2014-12-30 Hamilton Sundstrand Corporation Partial coarse pitch start Ram Air Turbine with enhanced spring support
US8413924B2 (en) 2010-11-03 2013-04-09 Hamilton Sundstrand Corporation Motor assisted fine pitch startup Ram Air Turbine
US8876474B2 (en) 2010-11-04 2014-11-04 Hamilton Sundstrand Corporation Ram air turbine startup
US20120328436A1 (en) * 2011-06-24 2012-12-27 Soidel William E Electromechanical actuator driven governor for ram air turbine
GB2497126B (en) * 2011-12-01 2014-04-02 Hamilton Sundstrand Corp Partial coarse pitch start ram air turbine with enhanced spring support
CN113844663B (en) * 2021-11-02 2024-06-04 中国商用飞机有限责任公司 Ram air turbine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2874787A (en) * 1956-03-05 1959-02-24 Gen Motors Corp Air driven power unit
FR1456712A (en) * 1965-08-18 1966-07-08 Dowty Rotol Ltd wind turbine for airplanes or similar vehicles
FR90006E (en) * 1965-09-07 1967-09-29 Dowty Rotol Ltd Advanced wind motors

Also Published As

Publication number Publication date
JPS56146019A (en) 1981-11-13
GB2072271B (en) 1983-03-23
GB2072271A (en) 1981-09-30
JPS6411806B2 (en) 1989-02-27
FR2478750A1 (en) 1981-09-25

Similar Documents

Publication Publication Date Title
FR2473077B1 (en)
FR2473871B1 (en)
FR2475542B1 (en)
FR2473466B1 (en)
FR2473575B1 (en)
FR2473132B1 (en)
FR2473725B1 (en)
FR2475267B1 (en)
FR2474192B1 (en)
FR2473796B1 (en)
DE3115054C2 (en)
FR2474716B1 (en)
FR2474379B3 (en)
FR2475392B1 (en)
DE3153720A1 (en)
FR2473555B1 (en)
FR2473189B1 (en)
FR2473780B1 (en)
FR2475317B1 (en)
FR2475358B3 (en)
FR2473058B1 (en)
FR2473188B1 (en)
FR2473183B1 (en)
FR2480397B3 (en)
FR2474325B3 (en)

Legal Events

Date Code Title Description
ST Notification of lapse