SE7713091L - Lobblandare for gasturbinmotorer - Google Patents

Lobblandare for gasturbinmotorer

Info

Publication number
SE7713091L
SE7713091L SE7713091A SE7713091A SE7713091L SE 7713091 L SE7713091 L SE 7713091L SE 7713091 A SE7713091 A SE 7713091A SE 7713091 A SE7713091 A SE 7713091A SE 7713091 L SE7713091 L SE 7713091L
Authority
SE
Sweden
Prior art keywords
mixer
loob
improved
gasturbine
engines
Prior art date
Application number
SE7713091A
Other languages
English (en)
Swedish (sv)
Inventor
T A Wynosky
R A Streib
C A Campbell
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
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of SE7713091L publication Critical patent/SE7713091L/

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
    • F02K1/38—Introducing air inside the jet
    • F02K1/386—Introducing air inside the jet mixing devices in the jet pipe, e.g. for mixing primary and secondary flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
SE7713091A 1976-11-29 1977-11-21 Lobblandare for gasturbinmotorer SE7713091L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/745,946 US4149375A (en) 1976-11-29 1976-11-29 Lobe mixer for gas turbine engine

Publications (1)

Publication Number Publication Date
SE7713091L true SE7713091L (sv) 1978-05-30

Family

ID=24998900

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7713091A SE7713091L (sv) 1976-11-29 1977-11-21 Lobblandare for gasturbinmotorer

Country Status (10)

Country Link
US (1) US4149375A ( )
JP (1) JPS5368467A ( )
BE (1) BE860867A ( )
CA (1) CA1091453A ( )
DE (1) DE2749078A1 ( )
FR (1) FR2372323A1 ( )
GB (1) GB1540355A ( )
IL (1) IL53306A ( )
IT (1) IT1088900B ( )
SE (1) SE7713091L ( )

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4226297A (en) * 1979-01-12 1980-10-07 United Technologies Corporation Acoustic treated exhaust plug for turbine engine
US4284170A (en) * 1979-10-22 1981-08-18 United Technologies Corporation Gas turbine noise suppressor
US4302934A (en) * 1979-11-01 1981-12-01 United Technologies Corporation Lobed mixer/inverter
GB2082259B (en) * 1980-08-15 1984-03-07 Rolls Royce Exhaust flow mixers and nozzles
US4516660A (en) * 1980-09-22 1985-05-14 Greenlaw Alfred L Ejector and method for controlling jet engine noise
US4401269A (en) * 1980-09-26 1983-08-30 United Technologies Corporation Lobe mixer for gas turbine engine
GB2104967B (en) * 1981-09-03 1985-07-17 Rolls Royce Exhaust mixer for turbofan aeroengine
JPS58133455A (ja) * 1982-01-27 1983-08-09 ザ・ギヤレツト・コ−ポレ−シヨン エンジン装置
US4481698A (en) * 1982-06-01 1984-11-13 Salerno Alan F Chuted mixer forming method
US5117628A (en) * 1990-01-25 1992-06-02 General Electric Company Mixed flow augmentor pre-mixer
US5129983A (en) * 1991-02-25 1992-07-14 The Charles Stark Draper Laboratory, Inc. Method of fabrication of large area micromechanical devices
US5758488A (en) * 1993-05-11 1998-06-02 Roderick Thomson Core flow expansion chamber device system for reduction of jet turbine engine noise
US6012281A (en) * 1997-08-18 2000-01-11 United Technologies Corporation Noise suppressing fluid mixing system for a turbine engine
US6276127B1 (en) * 1999-06-22 2001-08-21 John R. Alberti Noise suppressing mixer for jet engines
US6412283B1 (en) 2000-02-24 2002-07-02 Honeywell International, Inc. Deep lobed deswirling diffuser tailpipe
US7114323B2 (en) * 2004-03-05 2006-10-03 United Technologies Corporation Jet exhaust noise reduction system and method
US7412832B2 (en) * 2004-03-26 2008-08-19 General Electric Company Method and apparatus for operating gas turbine engines
US7434384B2 (en) * 2004-10-25 2008-10-14 United Technologies Corporation Fluid mixer with an integral fluid capture ducts forming auxiliary secondary chutes at the discharge end of said ducts
US7543452B2 (en) * 2005-08-10 2009-06-09 United Technologies Corporation Serrated nozzle trailing edge for exhaust noise suppression
FR2902468B1 (fr) * 2006-06-19 2012-02-17 Snecma Melangeur a lobes munis de motifs pour tuyere a flux confluents de turbomachine
US7520124B2 (en) * 2006-09-12 2009-04-21 United Technologies Corporation Asymmetric serrated nozzle for exhaust noise reduction
DE102007004741A1 (de) * 2007-01-31 2008-08-07 Mtu Aero Engines Gmbh Gasturbine mit einem Nachleitkranz und mit einem Mischer
US7882696B2 (en) * 2007-06-28 2011-02-08 Honeywell International Inc. Integrated support and mixer for turbo machinery
US9616484B2 (en) * 2008-12-18 2017-04-11 Pratt & Whitney Canada Corp. Method and apparatus for forming a turbofan mixer
US20110126512A1 (en) * 2009-11-30 2011-06-02 Honeywell International Inc. Turbofan gas turbine engine aerodynamic mixer
US8480361B1 (en) 2010-01-26 2013-07-09 Mainstream Engineering Corporation Enhanced system and method to increase the total-to-static pressure ratio across a RAM air turbine using surface contoured flow agitators
US8794902B1 (en) 2010-01-26 2014-08-05 II Daniel K. Van Ness System and method to improve the exhaust pressure across a RAM air turbine through secondary flow mixing
US8635875B2 (en) 2010-04-29 2014-01-28 Pratt & Whitney Canada Corp. Gas turbine engine exhaust mixer including circumferentially spaced-apart radial rows of tabs extending downstream on the radial walls, crests and troughs
US10030872B2 (en) * 2011-02-28 2018-07-24 General Electric Company Combustor mixing joint with flow disruption surface
US8984890B2 (en) * 2011-10-31 2015-03-24 General Electric Company Turbofan engine mixer assembly
US9238199B1 (en) 2013-03-15 2016-01-19 Honeywell International, Inc. Combined flow mixing, tempering and noise suppressing apparatus for a selective catalytic reduction system and method of use thereof
US9970386B2 (en) * 2013-06-07 2018-05-15 United Technologies Corporation Exhaust stream mixer
US9759159B2 (en) 2014-05-26 2017-09-12 Pratt & Whitney Canada Corp. Integrated turbine exhaust struts and mixer of turbofan engine
US9458732B2 (en) 2013-10-25 2016-10-04 General Electric Company Transition duct assembly with modified trailing edge in turbine system
US10018150B2 (en) 2014-05-26 2018-07-10 Pratt & Whitney Canada Inc. Integrated TEC/mixer strut axial position
US10927792B2 (en) * 2018-06-22 2021-02-23 The Boeing Company Jet noise suppressor
CN113047979A (zh) * 2021-04-01 2021-06-29 南昌航空大学 一种用于带内斜切或扇形处理波瓣喷管的波瓣形波峰

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL98695C ( ) * 1952-07-25
FR1072523A (fr) * 1952-12-12 1954-09-14 Snecma Dispositif de contrôle d'un écoulement de fluide par un éeoulement auxiliaire
US3144913A (en) * 1962-08-31 1964-08-18 Garrett Corp Method and apparatus for attenuating helical acoustic pressure waves
US3227240A (en) * 1964-05-04 1966-01-04 Gen Electric Air mingling sound suppressor for jet engine
FR1405358A (fr) * 1964-05-27 1965-07-09 Nord Aviation Procédé et dispositif de mélange rapide de fluides notamment sur un combiné turbostatoréacteur
US3637041A (en) * 1970-09-02 1972-01-25 Rohr Corp Sound suppression system for fan jet engines
US3861140A (en) * 1972-07-05 1975-01-21 Gen Electric Turbofan engine mixer

Also Published As

Publication number Publication date
IT1088900B (it) 1985-06-10
DE2749078A1 (de) 1978-06-08
GB1540355A (en) 1979-02-14
JPS5368467A (en) 1978-06-17
IL53306A0 (en) 1978-01-31
US4149375A (en) 1979-04-17
FR2372323B1 ( ) 1984-05-11
JPS6124536B2 ( ) 1986-06-11
IL53306A (en) 1979-11-30
CA1091453A (en) 1980-12-16
FR2372323A1 (fr) 1978-06-23
BE860867A (fr) 1978-03-16

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