FR2478750A1 - Mecanisme de commande du pas des ailettes d'une turbine a pression d'air aerodynamique - Google Patents

Mecanisme de commande du pas des ailettes d'une turbine a pression d'air aerodynamique Download PDF

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Publication number
FR2478750A1
FR2478750A1 FR8101830A FR8101830A FR2478750A1 FR 2478750 A1 FR2478750 A1 FR 2478750A1 FR 8101830 A FR8101830 A FR 8101830A FR 8101830 A FR8101830 A FR 8101830A FR 2478750 A1 FR2478750 A1 FR 2478750A1
Authority
FR
France
Prior art keywords
control
fin
hub assembly
mechanism according
control mechanism
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.)
Granted
Application number
FR8101830A
Other languages
English (en)
French (fr)
Other versions
FR2478750B1 (enExample
Inventor
John Alfred Chilman
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/fr
Application granted granted Critical
Publication of FR2478750B1 publication Critical patent/FR2478750B1/fr
Granted legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/022—Adjusting aerodynamic properties of the blades
    • F03D7/0224—Adjusting blade pitch
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D41/00—Power installations for auxiliary purposes
    • B64D41/007—Ram air turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00—Application
    • F05B2220/30—Application in turbines
    • F05B2220/31—Application in turbines in ram-air turbines ("RATS")
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/75—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism not using auxiliary power sources, e.g. servos
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/77—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism driven or triggered by centrifugal forces
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind 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 Mecanisme de commande du pas des ailettes d'une turbine a pression d'air aerodynamique Granted FR2478750A1 (fr)

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 true FR2478750A1 (fr) 1981-09-25
FR2478750B1 FR2478750B1 (enExample) 1985-01-25

Family

ID=10512114

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8101830A Granted FR2478750A1 (fr) 1980-03-21 1981-01-30 Mecanisme de commande du pas des ailettes d'une turbine a pression d'air aerodynamique

Country Status (3)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE891429A (nl) * 1981-12-10 1982-03-31 Hayen Jos Inrichting voor het orienteren van de wieken van een windmolen.
IT1219726B (it) * 1988-06-15 1990-05-24 Fimac Spa Turbina ad elevato rendimento,in particolare per lo sfruttamento di energia eolica per sorgenti ausiliarie di energia in impieghi aeronautici
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 (zh) * 2021-11-02 2024-06-04 中国商用飞机有限责任公司 冲压空气涡轮

Citations (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 (fr) * 1965-08-18 1966-07-08 Dowty Rotol Ltd éolienne pour avions ou véhicules similaires
FR90006E (fr) * 1965-09-07 1967-09-29 Dowty Rotol Ltd Moteurs éoliens perfectionnés

Patent Citations (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 (fr) * 1965-08-18 1966-07-08 Dowty Rotol Ltd éolienne pour avions ou véhicules similaires
FR90006E (fr) * 1965-09-07 1967-09-29 Dowty Rotol Ltd Moteurs éoliens perfectionnés

Also Published As

Publication number Publication date
FR2478750B1 (enExample) 1985-01-25
GB2072271B (en) 1983-03-23
JPS56146019A (en) 1981-11-13
JPS6411806B2 (enExample) 1989-02-27
GB2072271A (en) 1981-09-30

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