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DE60120754D1 - Gasturbine - Google Patents

Gasturbine

Info

Publication number
DE60120754D1
DE60120754D1 DE60120754T DE60120754T DE60120754D1 DE 60120754 D1 DE60120754 D1 DE 60120754D1 DE 60120754 T DE60120754 T DE 60120754T DE 60120754 T DE60120754 T DE 60120754T DE 60120754 D1 DE60120754 D1 DE 60120754D1
Authority
DE
Germany
Prior art keywords
gas turbine
turbine
gas
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.)
Expired - Lifetime
Application number
DE60120754T
Other languages
English (en)
Other versions
DE60120754T2 (de
Inventor
Man-Chun Tse
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.)
Pratt and Whitney Canada Corp
Original Assignee
Pratt and Whitney Canada 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 Pratt and Whitney Canada Corp filed Critical Pratt and Whitney Canada Corp
Publication of DE60120754D1 publication Critical patent/DE60120754D1/de
Application granted granted Critical
Publication of DE60120754T2 publication Critical patent/DE60120754T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F02K1/46—Nozzles having means for adding air to the jet or for augmenting the mixing region between the jet and the ambient air, e.g. for silencing
    • F02K1/48—Corrugated nozzles
    • 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
    • F02K1/28—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto using fluid jets to influence the jet flow
    • F02K1/34—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto using fluid jets to influence the jet flow for attenuating noise
    • 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
    • F02K1/46—Nozzles having means for adding air to the jet or for augmenting the mixing region between the jet and the ambient air, e.g. for silencing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/327—Application in turbines in gas turbines to drive shrouded, high solidity propeller
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/19—Two-dimensional machined; miscellaneous
    • F05D2250/191—Two-dimensional machined; miscellaneous perforated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Exhaust Silencers (AREA)
DE60120754T 2000-12-18 2001-12-13 Gasturbine Expired - Lifetime DE60120754T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US737599 2000-12-18
US09/737,599 US6640537B2 (en) 2000-12-18 2000-12-18 Aero-engine exhaust jet noise reduction assembly
PCT/CA2001/001760 WO2002050415A2 (en) 2000-12-18 2001-12-13 Aero-engine exhaust jet noise reduction assembly

Publications (2)

Publication Number Publication Date
DE60120754D1 true DE60120754D1 (de) 2006-07-27
DE60120754T2 DE60120754T2 (de) 2007-05-16

Family

ID=24964513

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60120754T Expired - Lifetime DE60120754T2 (de) 2000-12-18 2001-12-13 Gasturbine

Country Status (5)

Country Link
US (1) US6640537B2 (de)
EP (1) EP1343962B1 (de)
CA (1) CA2436993C (de)
DE (1) DE60120754T2 (de)
WO (1) WO2002050415A2 (de)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
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EP1322854A4 (de) * 2000-10-02 2004-08-04 Rohr Inc Einrichtung, methode und system, um das geräusch einer gasturbine zu vermindern
US6615576B2 (en) * 2001-03-29 2003-09-09 Honeywell International Inc. Tortuous path quiet exhaust eductor system
US6786036B2 (en) * 2001-04-27 2004-09-07 Matthew Scott Kight Bimodal fan, heat exchanger and bypass air supercharging for piston or rotary driven turbine
DE10145489B4 (de) * 2001-09-14 2008-11-06 Mtu Aero Engines Gmbh Anordnung zum Vermischen von zwei ursprünglich getrennt geführten Fluidströmen in einem Zweikreis-Strahltriebwerk
US7234304B2 (en) * 2002-10-23 2007-06-26 Pratt & Whitney Canada Corp Aerodynamic trip to improve acoustic transmission loss and reduce noise level for gas turbine engine
US6971229B2 (en) * 2003-02-26 2005-12-06 The Nordam Group, Inc. Confluent exhaust nozzle
US20040244357A1 (en) * 2003-06-05 2004-12-09 Sloan Mark L. Divergent chevron nozzle and method
FR2857416B1 (fr) * 2003-07-09 2007-05-25 Snecma Moteurs Dispositif de reduction du bruit de jet d'une turbomachine
US7114323B2 (en) * 2004-03-05 2006-10-03 United Technologies Corporation Jet exhaust noise reduction system and method
US7377108B2 (en) * 2004-04-09 2008-05-27 The Boeing Company Apparatus and method for reduction jet noise from single jets
US7377109B2 (en) * 2004-04-09 2008-05-27 The Boeing Company Apparatus and method for reduction of jet noise from turbofan engines having separate bypass and core flows
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
DE602005022687D1 (de) * 2005-06-10 2010-09-16 United Technologies Corp Vorrichtung und Methode zur Reduktion des Luftstrahlaustrittslärms
US7543452B2 (en) * 2005-08-10 2009-06-09 United Technologies Corporation Serrated nozzle trailing edge for exhaust noise suppression
GB2431626A (en) * 2005-10-26 2007-05-02 Avcen Ltd Bypass turbofan engine
RU2310766C1 (ru) * 2006-02-06 2007-11-20 Открытое акционерное общество "Авиадвигатель" Шевронное реактивное сопло газотурбинного двигателя
US7966824B2 (en) 2006-08-09 2011-06-28 The Boeing Company Jet engine nozzle exit configurations and associated systems and methods
US8157207B2 (en) * 2006-08-09 2012-04-17 The Boeing Company Jet engine nozzle exit configurations, including projections oriented relative to pylons, and associated systems and methods
US8015819B2 (en) * 2006-09-29 2011-09-13 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Wet active chevron nozzle for controllable jet noise reduction
US7762374B2 (en) * 2006-11-22 2010-07-27 Honeywell International Inc. Turbine engine diffusing exhaust muffler
US7870722B2 (en) * 2006-12-06 2011-01-18 The Boeing Company Systems and methods for passively directing aircraft engine nozzle flows
US7721549B2 (en) * 2007-02-08 2010-05-25 United Technologies Corporation Fan variable area nozzle for a gas turbine engine fan nacelle with cam drive ring actuation system
US7966826B2 (en) * 2007-02-14 2011-06-28 The Boeing Company Systems and methods for reducing noise from jet engine exhaust
US7966827B2 (en) * 2007-05-31 2011-06-28 United Technologies Corporation Gas turbine engine with fan variable area nozzle having a rotational valve system
FR2956446B1 (fr) * 2010-02-12 2012-07-27 Turbomeca Dispositif d'ejection de gaz d'un moteur a turbine a gaz et moteur a turbine a gaz
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
US8549834B2 (en) 2010-10-21 2013-10-08 United Technologies Corporation Gas turbine engine with variable area fan nozzle
DE102011006241A1 (de) * 2011-03-28 2012-10-04 Rolls-Royce Deutschland Ltd & Co Kg Vorrichtung zum Mischen von Treibstoff und Luft eines Strahltriebwerks
US9938900B2 (en) * 2011-05-26 2018-04-10 United Technologies Corporation Ceramic matrix composite turbine exhaust case for a gas turbine engine
FR2981134B1 (fr) * 2011-10-06 2014-09-19 Snecma Dispositif avec paroi avec au moins deux ouvertures debouchant dans un flux de gaz
US9297334B2 (en) 2012-05-25 2016-03-29 King Abdulaziz City For Science And Technology Exhaust nozzle of a gas turbine engine
US9366185B2 (en) * 2012-09-28 2016-06-14 United Technologies Corporation Flexible connection between a wall and a case of a turbine engine
CA2901616A1 (en) 2013-03-14 2014-10-02 Georgetown University Treatment for exposure to nerve agent
US10197010B2 (en) * 2013-08-12 2019-02-05 The Boeing Company Long-duct, mixed-flow nozzle system for a turbofan engine
US10094332B2 (en) * 2014-09-03 2018-10-09 The Boeing Company Core cowl for a turbofan engine
CN106567789B (zh) * 2016-07-27 2019-01-11 北京航空航天大学 一种防激波入喷口过膨胀大推力尾喷管
GB2580128B (en) * 2018-12-21 2021-12-01 Gkn Aerospace Sweden Ab Plenum resonance prevention arrangement
EP3892546A1 (de) * 2020-04-07 2021-10-13 Rohr, Inc. Transpirationsgekühlter abgaszentralkörper für ein flugzeugantriebssystem
CN115492697A (zh) * 2021-06-18 2022-12-20 中国航发商用航空发动机有限责任公司 发动机喷管及包含其的涡扇发动机
CN115638061B (zh) * 2021-07-20 2025-07-15 中国航发商用航空发动机有限责任公司 发动机喷管及包含其的涡扇发动机
FR3127788B1 (fr) * 2021-10-04 2025-03-21 Safran Aircraft Engines Tuyère de sortie équipée de chevrons pour propulseur aéronautique
CN120404168B (zh) * 2025-06-26 2025-11-21 中国航发湖南动力机械研究所 航空发动机试车系统

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US3153319A (en) * 1952-07-25 1964-10-20 Young Alec David Jet noise suppression means
US2979151A (en) * 1956-06-21 1961-04-11 Bristol Siddeley Engines Ltd Silencers
US2926744A (en) * 1957-03-13 1960-03-01 United Aircraft Corp Jet silencer
US3185252A (en) * 1957-07-29 1965-05-25 C W Lemmerman Inc Jet engine noise attenuator
US2971327A (en) * 1957-11-26 1961-02-14 Westinghouse Electric Corp Discharge control of an overexpanding propulsion nozzle
US2948115A (en) * 1958-02-03 1960-08-09 Marquardt Corp Drag reduction shroud for jet engines
US2959917A (en) * 1959-04-06 1960-11-15 Boeing Co Sound suppressor for jet engines
US3215172A (en) * 1962-12-24 1965-11-02 Nilsson Robbins & Anderson Jet engine noise suppressor with shroud for aspiration of air into exhaust stream
US3568792A (en) * 1969-06-18 1971-03-09 Rohr Corp Sound-suppressing and thrust-reversing apparatus
US4051671A (en) * 1974-10-31 1977-10-04 Brewer John A Jet engine with compressor driven by a ram air turbine
US4077206A (en) * 1976-04-16 1978-03-07 The Boeing Company Gas turbine mixer apparatus for suppressing engine core noise and engine fan noise
CA1100463A (en) * 1978-11-22 1981-05-05 Frederick L. Gilbertson Nozzle structure with notches
US4215536A (en) * 1978-12-26 1980-08-05 The Boeing Company Gas turbine mixer apparatus
US4244441A (en) * 1979-07-31 1981-01-13 The Garrett Corporation Broad band acoustic attenuator
US4284170A (en) 1979-10-22 1981-08-18 United Technologies Corporation Gas turbine noise suppressor
US4817379A (en) * 1985-01-09 1989-04-04 Bagley Charles S Jet propulsion engine and method
CA1324999C (en) 1986-04-30 1993-12-07 Walter M. Presz, Jr. Bodies with reduced surface drag
GB8717584D0 (en) 1987-07-24 1987-09-03 Friedrich T E Jet engine noise suppression arrangement
US5717172A (en) 1996-10-18 1998-02-10 Northrop Grumman Corporation Sound suppressor exhaust structure
US6012281A (en) 1997-08-18 2000-01-11 United Technologies Corporation Noise suppressing fluid mixing system for a turbine engine
US6360528B1 (en) * 1997-10-31 2002-03-26 General Electric Company Chevron exhaust nozzle for a gas turbine engine
US6314721B1 (en) * 1998-09-04 2001-11-13 United Technologies Corporation Tabbed nozzle for jet noise suppression

Also Published As

Publication number Publication date
CA2436993A1 (en) 2002-06-27
WO2002050415A2 (en) 2002-06-27
US6640537B2 (en) 2003-11-04
EP1343962A2 (de) 2003-09-17
EP1343962B1 (de) 2006-06-14
CA2436993C (en) 2009-09-15
WO2002050415A3 (en) 2002-10-03
US20020073690A1 (en) 2002-06-20
DE60120754T2 (de) 2007-05-16

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Legal Events

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8364 No opposition during term of opposition