FR3009578B1 - Ensemble pour commander la variation du pas d'une helice de turbomachine, et turbomachine equipee d'un tel ensemble - Google Patents

Ensemble pour commander la variation du pas d'une helice de turbomachine, et turbomachine equipee d'un tel ensemble Download PDF

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Publication number
FR3009578B1
FR3009578B1 FR1357959A FR1357959A FR3009578B1 FR 3009578 B1 FR3009578 B1 FR 3009578B1 FR 1357959 A FR1357959 A FR 1357959A FR 1357959 A FR1357959 A FR 1357959A FR 3009578 B1 FR3009578 B1 FR 3009578B1
Authority
FR
France
Prior art keywords
assembly
turbomachine
variation
controlling
propeller
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
FR1357959A
Other languages
English (en)
Other versions
FR3009578A1 (fr
Inventor
Olivier BELMONTE
Rene Andre Escure Didier
Phorla Lao Jeremy
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
Safran Aircraft Engines SAS
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 Safran Aircraft Engines SAS, SNECMA SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1357959A priority Critical patent/FR3009578B1/fr
Priority to US14/911,431 priority patent/US10408127B2/en
Priority to PCT/FR2014/052039 priority patent/WO2015022464A1/fr
Priority to GB1601114.0A priority patent/GB2530467B/en
Publication of FR3009578A1 publication Critical patent/FR3009578A1/fr
Application granted granted Critical
Publication of FR3009578B1 publication Critical patent/FR3009578B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
    • F02C3/107—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor with two or more rotors connected by power transmission
    • 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
    • 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
    • B64C11/46—Arrangements of, or constructional features peculiar to, multiple propellers
    • B64C11/48—Units of two or more coaxial propellers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
    • 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
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Details Of Gearings (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1357959A 2013-08-12 2013-08-12 Ensemble pour commander la variation du pas d'une helice de turbomachine, et turbomachine equipee d'un tel ensemble Active FR3009578B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR1357959A FR3009578B1 (fr) 2013-08-12 2013-08-12 Ensemble pour commander la variation du pas d'une helice de turbomachine, et turbomachine equipee d'un tel ensemble
US14/911,431 US10408127B2 (en) 2013-08-12 2014-08-05 Turbomachine provided with an assembly for controlling the pitch variation of a propeller
PCT/FR2014/052039 WO2015022464A1 (fr) 2013-08-12 2014-08-05 Turbomachine équipée d'un ensemble pour commander la variation du pas d'une hélice
GB1601114.0A GB2530467B (en) 2013-08-12 2014-08-05 Assembly for controlling the pitch variation of a propeller, and turbine engine provided with such assembly

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1357959 2013-08-12
FR1357959A FR3009578B1 (fr) 2013-08-12 2013-08-12 Ensemble pour commander la variation du pas d'une helice de turbomachine, et turbomachine equipee d'un tel ensemble

Publications (2)

Publication Number Publication Date
FR3009578A1 FR3009578A1 (fr) 2015-02-13
FR3009578B1 true FR3009578B1 (fr) 2018-06-15

Family

ID=49578441

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1357959A Active FR3009578B1 (fr) 2013-08-12 2013-08-12 Ensemble pour commander la variation du pas d'une helice de turbomachine, et turbomachine equipee d'un tel ensemble

Country Status (4)

Country Link
US (1) US10408127B2 (fr)
FR (1) FR3009578B1 (fr)
GB (1) GB2530467B (fr)
WO (1) WO2015022464A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10753278B2 (en) * 2016-03-30 2020-08-25 General Electric Company Translating inlet for adjusting airflow distortion in gas turbine engine
US10723470B2 (en) * 2017-06-12 2020-07-28 Raytheon Technologies Corporation Aft fan counter-rotating turbine engine
FR3072714B1 (fr) * 2017-10-24 2019-09-27 Safran Transmission Systems Tube de transfert d'huile pour un systeme de commande de regulation du pas d'une helice de turbomachine
CN110422318B (zh) * 2019-07-10 2022-07-19 沈阳航空航天大学 一种自适应变轴向间距的共轴对转螺旋桨

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9108313D0 (en) * 1991-04-18 1991-06-05 Dowty Aerospace Gloucester A variable pitch propeller assembly
US5897293A (en) * 1996-11-22 1999-04-27 United Technologies Corporation Counterweighted propeller control system
GB201007564D0 (en) * 2010-05-06 2010-06-23 Rolls Royce Plc Back-up featherer
FR2973333B1 (fr) 2011-03-29 2014-08-01 Snecma Systeme pour changer le pas d'helices contrarotatives d'un turbomoteur

Also Published As

Publication number Publication date
FR3009578A1 (fr) 2015-02-13
GB201601114D0 (en) 2016-03-09
US20160195012A1 (en) 2016-07-07
US10408127B2 (en) 2019-09-10
GB2530467A (en) 2016-03-23
GB2530467B (en) 2020-10-14
WO2015022464A1 (fr) 2015-02-19

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