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FR2942645B1 - BLOWING BLOWER WITH CYCLIC TIMING APPLIED BY A GUIDE TRACK. - Google Patents

BLOWING BLOWER WITH CYCLIC TIMING APPLIED BY A GUIDE TRACK.

Info

Publication number
FR2942645B1
FR2942645B1 FR0951270A FR0951270A FR2942645B1 FR 2942645 B1 FR2942645 B1 FR 2942645B1 FR 0951270 A FR0951270 A FR 0951270A FR 0951270 A FR0951270 A FR 0951270A FR 2942645 B1 FR2942645 B1 FR 2942645B1
Authority
FR
France
Prior art keywords
guide track
blowing blower
cyclic timing
timing applied
cyclic
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
FR0951270A
Other languages
French (fr)
Other versions
FR2942645A1 (en
Inventor
Philippe Pierre Vincent Bouiller
Stephane Rousselin
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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
Priority to FR0951270A priority Critical patent/FR2942645B1/en
Application filed by SNECMA SAS filed Critical SNECMA SAS
Priority to US13/203,353 priority patent/US9200594B2/en
Priority to JP2011551490A priority patent/JP5536111B2/en
Priority to BRPI1008586A priority patent/BRPI1008586A2/en
Priority to CN2010800095798A priority patent/CN102333962A/en
Priority to RU2011139299/06A priority patent/RU2523928C2/en
Priority to PCT/EP2010/052417 priority patent/WO2010097438A2/en
Priority to EP10706210.1A priority patent/EP2401509B1/en
Priority to CA2751805A priority patent/CA2751805A1/en
Publication of FR2942645A1 publication Critical patent/FR2942645A1/en
Application granted granted Critical
Publication of FR2942645B1 publication Critical patent/FR2942645B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/322—Blade mountings
    • F04D29/323—Blade mountings adjustable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D7/00—Rotors with blades adjustable in operation; Control thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/74—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
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/75—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism not using auxiliary power sources, e.g. by "servos"
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR0951270A 2009-02-27 2009-02-27 BLOWING BLOWER WITH CYCLIC TIMING APPLIED BY A GUIDE TRACK. Active FR2942645B1 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR0951270A FR2942645B1 (en) 2009-02-27 2009-02-27 BLOWING BLOWER WITH CYCLIC TIMING APPLIED BY A GUIDE TRACK.
JP2011551490A JP5536111B2 (en) 2009-02-27 2010-02-25 Fan blade with periodic setting
BRPI1008586A BRPI1008586A2 (en) 2009-02-27 2010-02-25 double stream turborreator fan part, and, turborreator
CN2010800095798A CN102333962A (en) 2009-02-27 2010-02-25 Fan blades with cyclic setting
US13/203,353 US9200594B2 (en) 2009-02-27 2010-02-25 Gas turbine engine having fan blades of adjustable pitch with cyclic setting
RU2011139299/06A RU2523928C2 (en) 2009-02-27 2010-02-25 Fan blades with variable pitch angle
PCT/EP2010/052417 WO2010097438A2 (en) 2009-02-27 2010-02-25 Fan blades with cyclic setting
EP10706210.1A EP2401509B1 (en) 2009-02-27 2010-02-25 Fan blades with cyclic setting
CA2751805A CA2751805A1 (en) 2009-02-27 2010-02-25 Fan blades with cyclic setting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0951270A FR2942645B1 (en) 2009-02-27 2009-02-27 BLOWING BLOWER WITH CYCLIC TIMING APPLIED BY A GUIDE TRACK.

Publications (2)

Publication Number Publication Date
FR2942645A1 FR2942645A1 (en) 2010-09-03
FR2942645B1 true FR2942645B1 (en) 2011-04-01

Family

ID=41152363

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0951270A Active FR2942645B1 (en) 2009-02-27 2009-02-27 BLOWING BLOWER WITH CYCLIC TIMING APPLIED BY A GUIDE TRACK.

Country Status (1)

Country Link
FR (1) FR2942645B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2976982B1 (en) * 2011-06-23 2015-02-27 Snecma BLOWER FOR TURBOJET ENGINE
DE102012000889A1 (en) 2012-01-18 2013-07-18 Rolls-Royce Deutschland Ltd & Co Kg Air turbine with adjustable fan
FR3115818B1 (en) * 2020-10-30 2023-10-20 Safran Aircraft Engines Turbomachine fan comprising variable pitch blades

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2143024A (en) * 1937-03-13 1939-01-10 Steffen P Nemeth Oscillating fluid impeller
FR1596504A (en) * 1968-07-17 1970-06-22
FR2126109B1 (en) * 1971-02-25 1975-02-21 Snecma
FR2911930A1 (en) * 2007-01-26 2008-08-01 Snecma Sa Turboprop for controlling pitch of blade, has groups of planet gearwheels, where one group is interposed between toothed rings of support and casing and other group is interposed between toothed rings of actuator annulus and control annulus

Also Published As

Publication number Publication date
FR2942645A1 (en) 2010-09-03

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