EP0858651A1 - Aktive akustische dampfungsanordnung zur anordnung innerhalb eines rohres,insbesonder zur schalldämpfung einer beluftungs- und/oder klimanetz - Google Patents

Aktive akustische dampfungsanordnung zur anordnung innerhalb eines rohres,insbesonder zur schalldämpfung einer beluftungs- und/oder klimanetz

Info

Publication number
EP0858651A1
EP0858651A1 EP96937355A EP96937355A EP0858651A1 EP 0858651 A1 EP0858651 A1 EP 0858651A1 EP 96937355 A EP96937355 A EP 96937355A EP 96937355 A EP96937355 A EP 96937355A EP 0858651 A1 EP0858651 A1 EP 0858651A1
Authority
EP
European Patent Office
Prior art keywords
duct
conduit
attenuation
signal
acoustic
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.)
Granted
Application number
EP96937355A
Other languages
English (en)
French (fr)
Other versions
EP0858651B1 (de
Inventor
Christian Carme
Virginie Delemotte
Pierre Chaffois
Patrick Damizet
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.)
Aldes Aeraulique SA
Technofirst SA
Original Assignee
Aldes Aeraulique SA
Technofirst SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9484062&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0858651(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Aldes Aeraulique SA, Technofirst SA filed Critical Aldes Aeraulique SA
Publication of EP0858651A1 publication Critical patent/EP0858651A1/de
Application granted granted Critical
Publication of EP0858651B1 publication Critical patent/EP0858651B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17857—Geometric disposition, e.g. placement of microphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17861—Methods, e.g. algorithms; Devices using additional means for damping sound, e.g. using sound absorbing panels
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1787—General system configurations
    • G10K11/17879—General system configurations using both a reference signal and an error signal
    • G10K11/17881—General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with a microphone
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/104—Aircos
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/112—Ducts
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/301—Computational
    • G10K2210/3027—Feedforward
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/321—Physical
    • G10K2210/3214—Architectures, e.g. special constructional features or arrangements of features
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/321—Physical
    • G10K2210/3219—Geometry of the configuration
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/50—Miscellaneous
    • G10K2210/509—Hybrid, i.e. combining different technologies, e.g. passive and active
EP96937355A 1995-10-30 1996-10-29 Aktive akustische dämpfungsanordnung zur anordnung innerhalb eines rohres,insbesondere zur schalldämpfung eines belüftungs- und/oder klimanetzwerks Expired - Lifetime EP0858651B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9512802A FR2740599B1 (fr) 1995-10-30 1995-10-30 Dispositif d'attenuation acoustique active destine a etre dispose a l'interieur d'un conduit, en particulier pour l'insonorisation de reseau de ventilation et/ou de climatisation
FR9512802 1995-10-30
PCT/FR1996/001694 WO1997016816A1 (fr) 1995-10-30 1996-10-29 Dispositif d'attenuation acoustique active destine a etre dispose a l'interieur d'un conduit, en particulier pour l'insonorisation de reseau de ventilation et/ou de climatisation

Publications (2)

Publication Number Publication Date
EP0858651A1 true EP0858651A1 (de) 1998-08-19
EP0858651B1 EP0858651B1 (de) 1999-06-16

Family

ID=9484062

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96937355A Expired - Lifetime EP0858651B1 (de) 1995-10-30 1996-10-29 Aktive akustische dämpfungsanordnung zur anordnung innerhalb eines rohres,insbesondere zur schalldämpfung eines belüftungs- und/oder klimanetzwerks

Country Status (10)

Country Link
US (1) US7248704B2 (de)
EP (1) EP0858651B1 (de)
AT (1) ATE181444T1 (de)
AU (1) AU719258B2 (de)
CA (1) CA2233253C (de)
DE (1) DE69602966T2 (de)
ES (1) ES2134645T3 (de)
FR (1) FR2740599B1 (de)
HK (1) HK1015923A1 (de)
WO (1) WO1997016816A1 (de)

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* Cited by examiner, † Cited by third party
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MY125833A (en) * 1997-06-06 2006-08-30 Carrier Corp Wall cavity microphone turbulence shield
US6084971A (en) * 1997-06-10 2000-07-04 Siemens Electric Limited Active noise attenuation system
DE19861018C2 (de) * 1998-12-15 2001-06-13 Fraunhofer Ges Forschung Gesteuerter akustischer Wellenleiter zur Schalldämpfung
DE60000904T2 (de) * 1999-09-14 2003-09-18 Siemens Vdo Automotive Inc Aktiv gesteuerter Einlasslärm mit Multipole-Einlassvorrichtung
EP1085199B1 (de) * 1999-09-14 2003-03-12 Siemens VDO Automotive Inc. Aktiv gesteuertes Einlasslärm mir Quadripole-Einlassvorrichtung
GB0004243D0 (en) * 2000-02-24 2000-04-12 Wright Selwyn E Improvements in and relating to active noise reduction
FR2808916B1 (fr) * 2000-05-11 2003-08-15 Jean Laurent Peube Source et systeme electroaeroacoustiques pour controle actif du bruit
JP4409755B2 (ja) * 2000-12-15 2010-02-03 パナソニック株式会社 能動騒音制御装置
US7327849B2 (en) * 2004-08-09 2008-02-05 Brigham Young University Energy density control system using a two-dimensional energy density sensor
WO2007099541A2 (en) * 2006-03-02 2007-09-07 Silentium Ltd. Quiet active fan for servers chassis
US20110123036A1 (en) * 2006-03-02 2011-05-26 Yossi Barath Muffled rack and methods thereof
FR2905734B1 (fr) * 2006-09-07 2012-07-13 Airbus France Dispositif permettant d'ameliorer l'efficacite des traitements acoustiques dans un conduit d'une motorisation d'aeronef
WO2008090544A2 (en) * 2007-01-22 2008-07-31 Silentium Ltd. Quiet fan incorporating active noise control (anc)
US7705522B2 (en) * 2008-06-06 2010-04-27 Toyota Motor Engineering & Manufacturing North America, Inc. Adjustable sound panel with electroactive actuators
JP5666797B2 (ja) * 2009-10-05 2015-02-12 フォスター電機株式会社 イヤホン
US9928824B2 (en) 2011-05-11 2018-03-27 Silentium Ltd. Apparatus, system and method of controlling noise within a noise-controlled volume
ES2834442T3 (es) 2011-05-11 2021-06-17 Silentium Ltd Sistema y método de control del ruido
US9508337B2 (en) * 2013-05-17 2016-11-29 Ask Industries Societa Per Azioni Low-noise fume extractor hood
TWI645116B (zh) * 2017-09-20 2018-12-21 中原大學 風扇噪音控制系統
CN109625260B (zh) * 2017-10-06 2023-06-30 松下电器（美国）知识产权公司 无人飞行体
CN108150753A (zh) * 2018-02-07 2018-06-12 北京市劳动保护科学研究所 一种主被动复合消声器
CN110486927A (zh) * 2018-05-15 2019-11-22 中国船舶重工集团公司第七一一研究所 噪声主动控制设备
CN109545180A (zh) * 2018-11-19 2019-03-29 辽宁工程技术大学 一种变压器有源声屏障降噪系统
CN113470610B (zh) * 2021-06-25 2023-08-22 哈尔滨工业大学（深圳） 噪声控制方法、装置、存储介质和计算机设备

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GB1512014A (en) * 1974-06-21 1978-05-24 Univ Leeds Ind Service Ltd Method of attenuating longitudinal compression waves travelling in a gas filled duct
US4473906A (en) 1980-12-05 1984-09-25 Lord Corporation Active acoustic attenuator
FR2550903B1 (fr) 1983-08-19 1986-07-25 Electricite De France Procede et dispositif de commande et de regulation de chaine electroacoustique
GB8404494D0 (en) * 1984-02-21 1984-03-28 Swinbanks M A Attenuation of sound waves
US4665549A (en) * 1985-12-18 1987-05-12 Nelson Industries Inc. Hybrid active silencer
JPS62164400A (ja) * 1986-01-14 1987-07-21 Hitachi Plant Eng & Constr Co Ltd 電子消音システム
GB8603678D0 (en) 1986-02-14 1986-03-19 Gen Electric Co Plc Active noise control
US5511127A (en) * 1991-04-05 1996-04-23 Applied Acoustic Research Active noise control
US5410607A (en) * 1993-09-24 1995-04-25 Sri International Method and apparatus for reducing noise radiated from a complex vibrating surface
US5689572A (en) * 1993-12-08 1997-11-18 Hitachi, Ltd. Method of actively controlling noise, and apparatus thereof
WO1995019075A2 (en) * 1993-12-30 1995-07-13 Bolt Beranek And Newman Inc. Active muffler
US5498127A (en) * 1994-11-14 1996-03-12 General Electric Company Active acoustic liner
US5815582A (en) * 1994-12-02 1998-09-29 Noise Cancellation Technologies, Inc. Active plus selective headset
US5852667A (en) * 1995-07-03 1998-12-22 Pan; Jianhua Digital feed-forward active noise control system
US5828759A (en) * 1995-11-30 1998-10-27 Siemens Electric Limited System and method for reducing engine noise

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Also Published As

Publication number Publication date
DE69602966T2 (de) 1999-12-23
CA2233253A1 (fr) 1997-05-09
EP0858651B1 (de) 1999-06-16
FR2740599B1 (fr) 1997-12-19
ATE181444T1 (de) 1999-07-15
FR2740599A1 (fr) 1997-04-30
AU7498696A (en) 1997-05-22
ES2134645T3 (es) 1999-10-01
US20030053635A1 (en) 2003-03-20
US7248704B2 (en) 2007-07-24
DE69602966D1 (de) 1999-07-22
WO1997016816A1 (fr) 1997-05-09
AU719258B2 (en) 2000-05-04
HK1015923A1 (en) 1999-10-22
CA2233253C (fr) 2005-08-16

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