GB2452476B - Acoustic liner for gas turbine engine and method of manufacture thereof - Google Patents

Acoustic liner for gas turbine engine and method of manufacture thereof

Info

Publication number
GB2452476B
GB2452476B GB0714053A GB0714053A GB2452476B GB 2452476 B GB2452476 B GB 2452476B GB 0714053 A GB0714053 A GB 0714053A GB 0714053 A GB0714053 A GB 0714053A GB 2452476 B GB2452476 B GB 2452476B
Authority
GB
United Kingdom
Prior art keywords
manufacture
gas turbine
turbine engine
acoustic liner
liner
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 - Fee Related
Application number
GB0714053A
Other versions
GB0714053D0 (en
GB2452476A (en
Inventor
Robert Gilbert Hemmings
Barry Stephens
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.)
ASSYSTEM UK Ltd
Original Assignee
ASSYSTEM UK Ltd
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 ASSYSTEM UK Ltd filed Critical ASSYSTEM UK Ltd
Priority to GB0714053A priority Critical patent/GB2452476B/en
Publication of GB0714053D0 publication Critical patent/GB0714053D0/en
Publication of GB2452476A publication Critical patent/GB2452476A/en
Application granted granted Critical
Publication of GB2452476B publication Critical patent/GB2452476B/en
Expired - Fee Related 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
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • F02C7/045—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for noise suppression
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/20—Direct sintering or melting
    • B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
    • B22F3/1055—
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/002—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of porous nature
    • B22F7/004—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of porous nature comprising at least one non-porous part
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • 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
    • F02K1/44—Nozzles having means, e.g. a shield, reducing sound radiation in a specified direction
    • 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
    • F02K1/78—Other construction of jet pipes
    • F02K1/82—Jet pipe walls, e.g. liners
    • F02K1/827—Sound absorbing structures or liners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y80/00—Products made by additive manufacturing
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency
    • 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Composite Materials (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
GB0714053A 2007-07-19 2007-07-19 Acoustic liner for gas turbine engine and method of manufacture thereof Expired - Fee Related GB2452476B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0714053A GB2452476B (en) 2007-07-19 2007-07-19 Acoustic liner for gas turbine engine and method of manufacture thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0714053A GB2452476B (en) 2007-07-19 2007-07-19 Acoustic liner for gas turbine engine and method of manufacture thereof

Publications (3)

Publication Number Publication Date
GB0714053D0 GB0714053D0 (en) 2007-08-29
GB2452476A GB2452476A (en) 2009-03-11
GB2452476B true GB2452476B (en) 2010-01-20

Family

ID=38476584

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0714053A Expired - Fee Related GB2452476B (en) 2007-07-19 2007-07-19 Acoustic liner for gas turbine engine and method of manufacture thereof

Country Status (1)

Country Link
GB (1) GB2452476B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2963469A1 (en) * 2010-07-27 2012-02-03 Aircelle Sa ACOUSTIC PANEL
IT201900004761A1 (en) 2019-03-29 2020-09-29 Leonardo Spa Manufacturing process of a sound-absorbing panel with a sandwich structure to reduce the sound impact of an aircraft engine
US20210095617A1 (en) * 2019-09-26 2021-04-01 Rolls-Royce Deutschland Ltd & Co Kg Acoustic liner and gas turbine engine with such acoustic liner

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8047329B1 (en) * 2010-08-13 2011-11-01 Rohr, Inc. System and method for noise suppression
DE102010049068A1 (en) 2010-10-20 2012-04-26 Mtu Aero Engines Gmbh Device for producing, repairing and / or replacing a component by means of an energy-beam solidifiable powder, and a method and a component produced according to the method
ITTO20121152A1 (en) * 2012-12-27 2014-06-28 Alenia Aermacchi Spa MOTOR GONDOLA FOR AN AIRCRAFT, EQUIPPED WITH AN INTEGRATED PROTECTION SYSTEM FOR ANTI-ICE AND ACOUSTIC ABSORPTION.
US9400108B2 (en) 2013-05-14 2016-07-26 Siemens Aktiengesellschaft Acoustic damping system for a combustor of a gas turbine engine
WO2015130377A2 (en) 2013-12-12 2015-09-03 United Technologies Corporation Structural honeycomb panel
US9835112B2 (en) 2014-02-10 2017-12-05 MRA Systems Inc. Thrust reverser cascade
US9909471B2 (en) 2014-07-21 2018-03-06 United Technologies Corporation Noise attenuating acoustic panel
US20160017810A1 (en) * 2014-07-21 2016-01-21 United Technologies Corporation Acoustic liner heat exchanger
US9624791B2 (en) 2014-09-11 2017-04-18 Honeywell International Inc. Noise suppression apparatus and methods of manufacturing the same
FR3033839B1 (en) * 2015-03-16 2018-09-28 Safran Aircraft Engines AIRCRAFT TURBOMACHINE ASSEMBLY COMPRISING A BLOWER HOUSING EQUIPPED WITH AN ACOUSTIC COATING INTEGRATING A BLOWER HOUSING STIFFENER
DE102016204210A1 (en) 2016-03-15 2017-09-21 Airbus Operations Gmbh Boundary layer influencing aerodynamic component and method of making the same
FR3054608B1 (en) 2016-07-29 2020-06-26 Safran ACOUSTIC PANEL FOR A TURBOMACHINE AND ITS MANUFACTURING METHOD
US10228138B2 (en) 2016-12-02 2019-03-12 General Electric Company System and apparatus for gas turbine combustor inner cap and resonating tubes
US10221769B2 (en) 2016-12-02 2019-03-05 General Electric Company System and apparatus for gas turbine combustor inner cap and extended resonating tubes
US10220474B2 (en) 2016-12-02 2019-03-05 General Electricd Company Method and apparatus for gas turbine combustor inner cap and high frequency acoustic dampers
FR3070529B1 (en) 2017-08-31 2019-12-20 Safran Nacelles ACOUSTIC PANEL WITH RESONATORS FOR REDUCED VOLUME
US11315538B2 (en) * 2017-12-13 2022-04-26 The Boeing Company Anti-resonant panels
US11286859B2 (en) 2018-08-09 2022-03-29 General Electric Company Acoustic panel and method for making the same
FR3085447B1 (en) * 2018-09-04 2020-09-11 Safran Aircraft Engines BLOWER HOUSING FOR AN AIRCRAFT TURBOMACHINE DIRECTLY INTEGRATING ABRADABLE PORTIONS AND HAVING ACOUSTIC PROPERTIES
JP7071594B2 (en) 2018-10-29 2022-05-19 カートリッジ リミテッド Thermally enhanced exhaust port liner
DE102020201417A1 (en) * 2020-02-05 2021-08-05 kopter germany GmbH Rotor system for an aircraft
US20220048109A1 (en) * 2020-08-17 2022-02-17 Honeywell International Inc. Lightweight stiffened panels made using additive manufacturing techniques

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5785919A (en) * 1994-06-30 1998-07-28 Short Brothers Plc Method of manufacture of structual cellular components
WO2004022319A1 (en) * 2002-09-06 2004-03-18 The Boeing Company Improved honeycomb cores for aerospace applications
US20070251760A1 (en) * 2006-04-27 2007-11-01 United Technologies Corporation Turbine engine tailcone resonator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5785919A (en) * 1994-06-30 1998-07-28 Short Brothers Plc Method of manufacture of structual cellular components
WO2004022319A1 (en) * 2002-09-06 2004-03-18 The Boeing Company Improved honeycomb cores for aerospace applications
US20070251760A1 (en) * 2006-04-27 2007-11-01 United Technologies Corporation Turbine engine tailcone resonator

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2963469A1 (en) * 2010-07-27 2012-02-03 Aircelle Sa ACOUSTIC PANEL
WO2012022869A3 (en) * 2010-07-27 2012-04-05 Aircelle Acoustic panel for a turbojet engine nacelle, with in-built fasteners
US8579078B2 (en) 2010-07-27 2013-11-12 Aircelle Acoustic panel for a turbojet engine nacelle, with in-built fasteners
IT201900004761A1 (en) 2019-03-29 2020-09-29 Leonardo Spa Manufacturing process of a sound-absorbing panel with a sandwich structure to reduce the sound impact of an aircraft engine
US20210095617A1 (en) * 2019-09-26 2021-04-01 Rolls-Royce Deutschland Ltd & Co Kg Acoustic liner and gas turbine engine with such acoustic liner

Also Published As

Publication number Publication date
GB0714053D0 (en) 2007-08-29
GB2452476A (en) 2009-03-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190719