[go: up one dir, main page]

FR3021295B1 - Moyeu raidi pour helice non carenee a pales a calage variable de turbomachine. - Google Patents

Moyeu raidi pour helice non carenee a pales a calage variable de turbomachine.

Info

Publication number
FR3021295B1
FR3021295B1 FR1454560A FR1454560A FR3021295B1 FR 3021295 B1 FR3021295 B1 FR 3021295B1 FR 1454560 A FR1454560 A FR 1454560A FR 1454560 A FR1454560 A FR 1454560A FR 3021295 B1 FR3021295 B1 FR 3021295B1
Authority
FR
France
Prior art keywords
careed
raidi
turbomachine
propeller
hub
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
FR1454560A
Other languages
English (en)
Other versions
FR3021295A1 (fr
Inventor
Sebastien Emile Philippe Tajan
Charles-Henri Michel Marie Derrez
Caroline Adeline Herauville
Anthony Lafitte
Pecheur Cyril Roger Yves Le
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
Application filed by SNECMA SAS filed Critical SNECMA SAS
Priority to FR1454560A priority Critical patent/FR3021295B1/fr
Priority to US15/312,381 priority patent/US10501168B2/en
Priority to PCT/FR2015/051214 priority patent/WO2015177430A1/fr
Publication of FR3021295A1 publication Critical patent/FR3021295A1/fr
Application granted granted Critical
Publication of FR3021295B1 publication Critical patent/FR3021295B1/fr
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
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B64C11/06—Blade mountings for variable-pitch blades
    • 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
    • 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
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • F04D29/326—Rotors specially for elastic fluids for axial flow pumps for axial flow fans comprising a rotating shroud
    • 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)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1454560A 2014-05-21 2014-05-21 Moyeu raidi pour helice non carenee a pales a calage variable de turbomachine. Active FR3021295B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1454560A FR3021295B1 (fr) 2014-05-21 2014-05-21 Moyeu raidi pour helice non carenee a pales a calage variable de turbomachine.
US15/312,381 US10501168B2 (en) 2014-05-21 2015-05-07 Stiffened hub for unshrouded propeller
PCT/FR2015/051214 WO2015177430A1 (fr) 2014-05-21 2015-05-07 Moyeu raidi pour helice non carenee a pales a calage variable de turbomachine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1454560A FR3021295B1 (fr) 2014-05-21 2014-05-21 Moyeu raidi pour helice non carenee a pales a calage variable de turbomachine.

Publications (2)

Publication Number Publication Date
FR3021295A1 FR3021295A1 (fr) 2015-11-27
FR3021295B1 true FR3021295B1 (fr) 2016-05-13

Family

ID=51298812

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1454560A Active FR3021295B1 (fr) 2014-05-21 2014-05-21 Moyeu raidi pour helice non carenee a pales a calage variable de turbomachine.

Country Status (3)

Country Link
US (1) US10501168B2 (fr)
FR (1) FR3021295B1 (fr)
WO (1) WO2015177430A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3135749B1 (fr) 2022-05-20 2024-05-03 Safran Aircraft Engines Ensemble propulsif pour un aeronef
FR3135746B1 (fr) 2022-05-20 2024-04-12 Safran Aircraft Engines Ensemble propulsif pour un aeronef
FR3135748A1 (fr) 2022-05-20 2023-11-24 Safran Aircraft Engines Ensemble propulsif pour un aeronef
FR3153852A1 (fr) 2023-10-04 2025-04-11 Safran Aircraft Engines Ensemble de turbomachine equipe d’aubes de stator a calage variable et d’un organe de support de boitiers de roulements des aubes

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1163752A (en) * 1965-11-25 1969-09-10 Edgar Allen Aerex Ltd Improvements in and relating to Axial-Flow Fluid Machines of the Rotary kind
US4863352A (en) * 1984-11-02 1989-09-05 General Electric Company Blade carrying means
FR2605586B1 (fr) * 1986-10-22 1990-11-30 Snecma Anneau porte-pales pour aubage d'helice de grande dimension
JPH02246897A (ja) * 1988-12-29 1990-10-02 General Electric Co <Ge> 航空機推進装置及び方法
US5112191A (en) * 1989-04-11 1992-05-12 General Electric Company Rotating cowling
DE102009017307A1 (de) * 2009-04-11 2010-10-14 W & S Management Gmbh & Co. Kg Verstärkungselement zur Verwendung mit einer Ventilatornabe
FR2951435B1 (fr) * 2009-10-15 2012-02-03 Snecma Dispositif adapte pour etre pourvu de pales d'helice
CN102666276B (zh) * 2009-12-07 2016-04-13 斯奈克玛 带有加强多边形环的螺旋桨桨毂和装有这种桨毂的涡轮发动机
GB201118386D0 (en) * 2011-10-25 2011-12-07 Rolls Royce Plc A support ring for a rotary assembly
FR2992346B1 (fr) * 2012-06-22 2016-12-23 Snecma Helice non carenee de turbomachine d'aeronef presentant des pieds de pales refroidis par des conduits d'air de refroidissement traversant les pales
GB201211133D0 (en) * 2012-06-22 2012-08-08 Rolls Royce Plc A catcher ring arrangement
FR2993919B1 (fr) * 2012-07-25 2014-07-11 Snecma Helice non carenee a pales a calage variable pour une turbomachine
FR3032941B1 (fr) * 2015-02-24 2017-03-10 Snecma Soufflante non carenee de turbomachine d'aeronef

Also Published As

Publication number Publication date
FR3021295A1 (fr) 2015-11-27
US20170081018A1 (en) 2017-03-23
US10501168B2 (en) 2019-12-10
WO2015177430A1 (fr) 2015-11-26

Similar Documents

Publication Publication Date Title
DK3108140T3 (da) Vindmøllevingebøsningssystem
DE112015000897A5 (de) Lüfter mit einem mit Laufschaufeln versehenen Laufrad
DK3177524T3 (en) Wind turbine rotor blade
SG10201608409QA (en) Turbine blade
PL3129601T3 (pl) Sprężarka maszyny wirowej z łopatkami o zmiennym ustawieniu kątowym
PL2998572T3 (pl) Łopata śmigła wirnika turbiny wiatrowej
SG10201608154PA (en) Turbine blade
DK3164599T3 (da) En vindmøllevinge
IL248300A0 (en) A wind turbine with a vertical axis and self-directing blades
SG10201608480QA (en) Turbine blade
SG10201608070XA (en) Turbine blade
SG10201608157YA (en) Turbine blade
EP3198139A4 (fr) Pale de rotor pour éolienne
SG10201608405PA (en) Turbine blade
GB201620543D0 (en) Wind turbine blade
GB201409956D0 (en) Wind turbine blade with trailing edge flap
FR3036379B1 (fr) Drone avec rotor a pas variable
DK3334929T3 (da) Vindmøllevinge tilvejebragt med rodendeflange
DK3362680T3 (da) Vindturbineblad
GB2533223B (en) Impeller having spoilers for a turbine engine turbine
FR3021295B1 (fr) Moyeu raidi pour helice non carenee a pales a calage variable de turbomachine.
GB2523372B (en) Turbine blade
GB201408918D0 (en) Propeller with detachable blades
EP3507486C0 (fr) Éolienne à double turbine à pales à inclinaison variable
GB2531922B (en) System for controlling variable-pitch vanes for a turbine engine

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20151127

RM Correction of a material error

Effective date: 20160404

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4

CD Change of name or company name

Owner name: SAFRAN AIRCRAFT ENGINES, FR

Effective date: 20170719

PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6

PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8

PLFP Fee payment

Year of fee payment: 9

PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12