WO2013141934A2 - Moteur à turbine à gaz équipé d'une buse à section variable pour un ventilateur - Google Patents

Moteur à turbine à gaz équipé d'une buse à section variable pour un ventilateur Download PDF

Info

Publication number
WO2013141934A2
WO2013141934A2 PCT/US2012/071946 US2012071946W WO2013141934A2 WO 2013141934 A2 WO2013141934 A2 WO 2013141934A2 US 2012071946 W US2012071946 W US 2012071946W WO 2013141934 A2 WO2013141934 A2 WO 2013141934A2
Authority
WO
WIPO (PCT)
Prior art keywords
fan
nacelle
assembly
recited
core
Prior art date
Application number
PCT/US2012/071946
Other languages
English (en)
Other versions
WO2013141934A3 (fr
Inventor
Gregory A. Kohlenberg
Sean P. Zamora
Frederick M. Schwarz
Original Assignee
United Technologies Corporation
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 claimed from US13/340,798 external-priority patent/US20130149112A1/en
Application filed by United Technologies Corporation filed Critical United Technologies Corporation
Priority to SG11201403545SA priority Critical patent/SG11201403545SA/en
Priority to EP12871636.2A priority patent/EP2798162A4/fr
Priority to CN201280065397.1A priority patent/CN104011337B/zh
Publication of WO2013141934A2 publication Critical patent/WO2013141934A2/fr
Publication of WO2013141934A3 publication Critical patent/WO2013141934A3/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/06—Varying effective area of jet pipe or nozzle
    • F02K1/09—Varying effective area of jet pipe or nozzle by axially moving an external member, e.g. a shroud
    • 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
    • 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
    • F02K3/075—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 controlling flow ratio between flows

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Turbines (AREA)

Abstract

L'invention concerne un ensemble nacelle pour un moteur à turbine à gaz à taux de dilution élevé, comprenant une buse à section variable pour un ventilateur laquelle est mobile par rapport à la nacelle du ventilateur et ajuste un rapport de pression de la circulation d'air de dérivation du ventilateur pendant le fonctionnement du moteur.
PCT/US2012/071946 2011-12-30 2012-12-28 Moteur à turbine à gaz équipé d'une buse à section variable pour un ventilateur WO2013141934A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SG11201403545SA SG11201403545SA (en) 2011-12-30 2012-12-28 Gas turbine engine with fan variable area nozzle
EP12871636.2A EP2798162A4 (fr) 2011-12-30 2012-12-28 Moteur à turbine à gaz équipé d'une buse à section variable pour un ventilateur
CN201280065397.1A CN104011337B (zh) 2011-12-30 2012-12-28 具有风扇可变面积喷嘴的燃气涡轮发动机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/340,798 US20130149112A1 (en) 2011-12-08 2011-12-30 Gas turbine engine with fan variable area nozzle
US13/340,798 2011-12-30

Publications (2)

Publication Number Publication Date
WO2013141934A2 true WO2013141934A2 (fr) 2013-09-26
WO2013141934A3 WO2013141934A3 (fr) 2013-11-07

Family

ID=49223433

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2012/071946 WO2013141934A2 (fr) 2011-12-30 2012-12-28 Moteur à turbine à gaz équipé d'une buse à section variable pour un ventilateur

Country Status (4)

Country Link
EP (1) EP2798162A4 (fr)
CN (1) CN104011337B (fr)
SG (1) SG11201403545SA (fr)
WO (1) WO2013141934A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114320612A (zh) * 2021-12-08 2022-04-12 北京航空航天大学 发动机外涵道倒流控制方法、装置、发动机及航空器

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108626023B (zh) * 2017-03-23 2019-12-10 中国航发商用航空发动机有限责任公司 大涵道比涡扇发动机及其可变外涵排气面积的排气装置
CN114992670B (zh) * 2022-05-12 2023-06-13 中国航发四川燃气涡轮研究院 具有可变掺混功能的加力一体化支板

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008045049A1 (fr) 2006-10-12 2008-04-17 United Technologies Corporation Turbine à gaz à tuyère de section variable par déplacement axiale de la soufflante
EP2028359A2 (fr) 2007-08-23 2009-02-25 United Technologies Corporation Moteur à turbine à gaz doté d'une tuyère de ventilateur à surface variable mobile axialement
EP2157305A2 (fr) 2008-08-19 2010-02-24 United Technologies Corporation Turbine à gaz avec tuyère variable de la soufflante

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3747343A (en) * 1972-02-10 1973-07-24 United Aircraft Corp Low noise prop-fan
US6901739B2 (en) * 2003-10-07 2005-06-07 General Electric Company Gas turbine engine with variable pressure ratio fan system
FR2906573B1 (fr) * 2006-09-29 2008-11-21 Airbus France Sas Nacelle de reacteur d'aeronef et aeronef comportant une telle nacelle
EP2064434B1 (fr) * 2006-10-12 2012-06-27 United Technologies Corporation Gestion de la ligne de fonctionnement d'un compresseur basse pression dans un moteur de turboréacteur à double flux
US8256225B2 (en) * 2006-10-12 2012-09-04 United Technologies Corporation Gas turbine engine with a variable exit area fan nozzle, nacelle assembly of such a engine, and corresponding operating method
FR2910937B1 (fr) * 2007-01-02 2009-04-03 Airbus France Sas Nacelle de reacteur d'aeronef et aeronef comportant une telle nacelle
US9010126B2 (en) * 2008-02-20 2015-04-21 United Technologies Corporation Gas turbine engine with variable area fan nozzle bladder system
US8973364B2 (en) * 2008-06-26 2015-03-10 United Technologies Corporation Gas turbine engine with noise attenuating variable area fan nozzle
US8739515B2 (en) * 2009-11-24 2014-06-03 United Technologies Corporation Variable area fan nozzle cowl airfoil
GB201117824D0 (en) * 2011-10-17 2011-11-30 Rolls Royce Plc Variable area nozzle for gas turbine engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008045049A1 (fr) 2006-10-12 2008-04-17 United Technologies Corporation Turbine à gaz à tuyère de section variable par déplacement axiale de la soufflante
EP2028359A2 (fr) 2007-08-23 2009-02-25 United Technologies Corporation Moteur à turbine à gaz doté d'une tuyère de ventilateur à surface variable mobile axialement
EP2157305A2 (fr) 2008-08-19 2010-02-24 United Technologies Corporation Turbine à gaz avec tuyère variable de la soufflante

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2798162A4

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114320612A (zh) * 2021-12-08 2022-04-12 北京航空航天大学 发动机外涵道倒流控制方法、装置、发动机及航空器

Also Published As

Publication number Publication date
SG11201403545SA (en) 2014-07-30
EP2798162A2 (fr) 2014-11-05
CN104011337B (zh) 2016-08-24
CN104011337A (zh) 2014-08-27
EP2798162A4 (fr) 2015-08-26
WO2013141934A3 (fr) 2013-11-07

Similar Documents

Publication Publication Date Title
US11454193B2 (en) Gas turbine engine with axial movable fan variable area nozzle
US9494084B2 (en) Gas turbine engine with fan variable area nozzle for low fan pressure ratio
US8074440B2 (en) Gas turbine engine with axial movable fan variable area nozzle
EP2798188A1 (fr) Moteur à turbine à gaz avec buse à jet plat à section variable pour un rapport de pression de ventilateur faible
US10041442B2 (en) Variable area fan nozzle
EP2069630B1 (fr) Agencement de nacelle et procédé associé
US20130149112A1 (en) Gas turbine engine with fan variable area nozzle
US10167813B2 (en) Gas turbine engine with fan variable area nozzle to reduce fan instability
US20130149111A1 (en) Gas turbine engine with fan variable area nozzle for low fan pressure ratio
EP2798162A2 (fr) Moteur à turbine à gaz équipé d'une buse à section variable pour un ventilateur
EP2798184A1 (fr) Moteur à turbine à gaz équipé d'une buse à section variable de soufflante permettant un rapport de pression soufflante faible
WO2013126123A1 (fr) Moteur à turbine à gaz possédant une buse à surface variable de ventilateur mobile axialement
EP2798187A1 (fr) Moteur à turbine à gaz équipé d'une buse à section variable pour un ventilateur afin de réduire l'instabilité du ventilateur

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12871636

Country of ref document: EP

Kind code of ref document: A2

WWE Wipo information: entry into national phase

Ref document number: 2012871636

Country of ref document: EP

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12871636

Country of ref document: EP

Kind code of ref document: A2