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SG11201403587SA - Gas turbine engine with fan variable area nozzle for low fan pressure ratio - Google Patents

Gas turbine engine with fan variable area nozzle for low fan pressure ratio

Info

Publication number
SG11201403587SA
SG11201403587SA SG11201403587SA SG11201403587SA SG11201403587SA SG 11201403587S A SG11201403587S A SG 11201403587SA SG 11201403587S A SG11201403587S A SG 11201403587SA SG 11201403587S A SG11201403587S A SG 11201403587SA SG 11201403587S A SG11201403587S A SG 11201403587SA
Authority
SG
Singapore
Prior art keywords
fan
gas turbine
turbine engine
pressure ratio
variable area
Prior art date
Application number
SG11201403587SA
Inventor
Gregory A Kohlenberg
Sean P Zamora
Frederick M Schwarz
Original Assignee
United Technologies 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
Priority claimed from US13/340,810 external-priority patent/US9494084B2/en
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of SG11201403587SA publication Critical patent/SG11201403587SA/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02KJET-PROPULSION PLANTS
    • F02K3/00Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02Plants 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
    • F02K3/04Plants 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
    • F02K3/06Plants 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02KJET-PROPULSION PLANTS
    • F02K1/00Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/06Varying effective area of jet pipe or nozzle
    • F02K1/09Varying effective area of jet pipe or nozzle by axially moving an external member, e.g. a shroud
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02KJET-PROPULSION PLANTS
    • F02K3/00Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02Plants 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
    • F02K3/04Plants 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
    • F02K3/075Plants 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00Control
    • F05D2270/01Purpose of the control system
    • F05D2270/10Purpose of the control system to cope with, or avoid, compressor flow instabilities

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)
SG11201403587SA 2011-12-30 2012-12-28 Gas turbine engine with fan variable area nozzle for low fan pressure ratio SG11201403587SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/340,810 US9494084B2 (en) 2007-08-23 2011-12-30 Gas turbine engine with fan variable area nozzle for low fan pressure ratio
PCT/US2012/071954 WO2013147951A1 (en) 2011-12-30 2012-12-28 Gas turbine engine with fan variable area nozzle for low fan pressure ratio

Publications (1)

Publication Number Publication Date
SG11201403587SA true SG11201403587SA (en) 2014-07-30

Family

ID=49260973

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201403587SA SG11201403587SA (en) 2011-12-30 2012-12-28 Gas turbine engine with fan variable area nozzle for low fan pressure ratio

Country Status (4)

Country Link
EP (1) EP2798188A4 (en)
CN (1) CN104011361B (en)
SG (1) SG11201403587SA (en)
WO (1) WO2013147951A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10107231B2 (en) 2006-08-15 2018-10-23 United Technologies Corporation Gas turbine engine with geared architecture
US8753243B2 (en) 2006-08-15 2014-06-17 United Technologies Corporation Ring gear mounting arrangement with oil scavenge scheme
US9976437B2 (en) 2006-08-15 2018-05-22 United Technologies Corporation Epicyclic gear train
US8858388B2 (en) 2006-08-15 2014-10-14 United Technologies Corporation Gas turbine engine gear train
WO2013141931A1 (en) * 2012-01-09 2013-09-26 United Technologies Corporation Gas turbine engine with geared architecture
US20180017079A1 (en) * 2016-07-15 2018-01-18 General Electric Company Variable-cycle compressor with a splittered rotor
US20180017019A1 (en) * 2016-07-15 2018-01-18 General Electric Company Turbofan engine wth a splittered rotor fan
US20180216576A1 (en) * 2016-10-14 2018-08-02 General Electric Company Supersonic turbofan engine
US10815886B2 (en) * 2017-06-16 2020-10-27 General Electric Company High tip speed gas turbine engine
GB2566045B (en) * 2017-08-31 2019-12-11 Rolls Royce Plc Gas turbine engine
GB201719538D0 (en) * 2017-11-24 2018-01-10 Rolls Royce Plc Gas turbine engine
CN110466783B (en) * 2019-07-26 2023-03-28 中国航发沈阳发动机研究所 Aircraft afterbody fairing subassembly
CN113357007B (en) * 2021-06-23 2022-08-19 中国航发沈阳发动机研究所 Injection discharge device

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
GB9904221D0 (en) * 1999-02-25 1999-04-21 Rolls Royce Plc Gas turbine engine bearing arrangement
US6732502B2 (en) * 2002-03-01 2004-05-11 General Electric Company Counter rotating aircraft gas turbine engine with high overall pressure ratio compressor
US7182519B2 (en) * 2004-06-24 2007-02-27 General Electric Company Methods and apparatus for assembling a bearing assembly
US7845902B2 (en) * 2005-02-15 2010-12-07 Massachusetts Institute Of Technology Jet engine inlet-fan system and design method
US7243825B2 (en) 2005-03-28 2007-07-17 Neil Lawrence Weisenfeld Bag holder
US7950237B2 (en) 2007-06-25 2011-05-31 United Technologies Corporation Managing spool bearing load using variable area flow nozzle
US20090226303A1 (en) * 2008-03-05 2009-09-10 Grabowski Zbigniew M Variable area fan nozzle fan flutter management system
US20110004388A1 (en) * 2009-07-01 2011-01-06 United Technologies Corporation Turbofan temperature control with variable area nozzle
US20110120078A1 (en) * 2009-11-24 2011-05-26 Schwark Jr Fred W Variable area fan nozzle track

Also Published As

Publication number Publication date
CN104011361B (en) 2017-03-29
WO2013147951A1 (en) 2013-10-03
CN104011361A (en) 2014-08-27
EP2798188A4 (en) 2015-07-22
EP2798188A1 (en) 2014-11-05

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