ATE396396T1 - Verfahren und einrichtung zur akustischen messung physischer eigenschaften poröser elastischer materialien - Google Patents

Verfahren und einrichtung zur akustischen messung physischer eigenschaften poröser elastischer materialien

Info

Publication number
ATE396396T1
ATE396396T1 AT04742364T AT04742364T ATE396396T1 AT E396396 T1 ATE396396 T1 AT E396396T1 AT 04742364 T AT04742364 T AT 04742364T AT 04742364 T AT04742364 T AT 04742364T AT E396396 T1 ATE396396 T1 AT E396396T1
Authority
AT
Austria
Prior art keywords
porous elastic
physical properties
elastic materials
measuring physical
elastic material
Prior art date
Application number
AT04742364T
Other languages
English (en)
Inventor
Bernard Castagnede
Vincent Tournat
Alexei Moussatov
Vitali Goussev
Original Assignee
Centre Nat Rech Scient
Univ Maine
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 Centre Nat Rech Scient, Univ Maine filed Critical Centre Nat Rech Scient
Application granted granted Critical
Publication of ATE396396T1 publication Critical patent/ATE396396T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/348—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with frequency characteristics, e.g. single frequency signals, chirp signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/11—Analysing solids by measuring attenuation of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/223—Supports, positioning or alignment in fixed situation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02827—Elastic parameters, strength or force
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/045—External reflections, e.g. on reflectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/10—Number of transducers
    • G01N2291/102—Number of transducers one emitter, one receiver
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/10—Number of transducers
    • G01N2291/103—Number of transducers one emitter, two or more receivers

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
AT04742364T 2003-03-28 2004-03-25 Verfahren und einrichtung zur akustischen messung physischer eigenschaften poröser elastischer materialien ATE396396T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0303913A FR2853074B1 (fr) 2003-03-28 2003-03-28 Procede et dispositif de mesure acoustique de caracteristiques physiques de materiaux poroelastiques

Publications (1)

Publication Number Publication Date
ATE396396T1 true ATE396396T1 (de) 2008-06-15

Family

ID=32947285

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04742364T ATE396396T1 (de) 2003-03-28 2004-03-25 Verfahren und einrichtung zur akustischen messung physischer eigenschaften poröser elastischer materialien

Country Status (5)

Country Link
EP (1) EP1608960B1 (de)
AT (1) ATE396396T1 (de)
DE (1) DE602004013942D1 (de)
FR (1) FR2853074B1 (de)
WO (1) WO2004088758A2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1742048A1 (de) * 2005-06-08 2007-01-10 Rieter Technologies AG Akustische vorrichtung zur bestimmung von parametern von porösem material
CN1873406B (zh) * 2006-06-30 2011-02-16 王岩松 声学材料性能综合测试仪
FR2949153B1 (fr) * 2009-08-11 2014-11-21 Centre Nat Rech Scient Procede pour determiner un parametre physique, procede d'imagerie et dispositif pour mettre en oeuvre ledit procede.
CN104570072B (zh) * 2013-10-16 2017-10-27 中国石油化工股份有限公司 一种粘弹性介质中的球面pp波反射系数建模方法
JP6267659B2 (ja) * 2015-01-14 2018-01-24 東芝テック株式会社 構造物変状検出装置
JP6376980B2 (ja) * 2015-01-14 2018-08-22 東芝テック株式会社 構造物変状検出装置
CN111060596B (zh) * 2020-01-02 2022-04-05 合肥工业大学 一种吸声材料吸声系数的测量方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5921928A (en) * 1996-12-05 1999-07-13 Mayo Foundation For Medical Education And Research Acoustic force generation by amplitude modulating a sonic beam
US6415666B1 (en) * 1997-10-07 2002-07-09 Stevens Institute Of Technology Method and apparatus for acoustic detection of mines and other buried man-made objects
US6186004B1 (en) * 1999-05-27 2001-02-13 The Regents Of The University Of California Apparatus and method for remote, noninvasive characterization of structures and fluids inside containers
DE10027827A1 (de) * 2000-06-05 2001-12-06 Sonem Gmbh Adaptive Klassifikationseinrichtung

Also Published As

Publication number Publication date
FR2853074B1 (fr) 2005-09-16
EP1608960A2 (de) 2005-12-28
WO2004088758A3 (fr) 2005-01-27
DE602004013942D1 (de) 2008-07-03
FR2853074A1 (fr) 2004-10-01
WO2004088758A2 (fr) 2004-10-14
EP1608960B1 (de) 2008-05-21

Similar Documents

Publication Publication Date Title
TW200601798A (en) Method and apparatus for multi-sensory speech enhancement on a mobile device
DE602006016121D1 (de) Verfahren und system zur ermittlung des abstands zwischen lautsprechern
GB2412269B (en) Acoustic paper diaphragm and acoustic transducer apparatus
EP2384025A3 (de) Audiosystem mit tragbarer Audioverbesserungsvorrichtung
ATE453294T1 (de) Hörgerät, verfahren für einen in-situ- okklusionseffekt und verfahren zur direktsendeschallmessung und öffnungsgrössenbestimmung
GB2427275B (en) Method and apparatus for generating acoustic signals for lwd shear velocity measurement
ATE399361T1 (de) Verfahren und anordnung zur grundfrequenzverbesserung eines decodierten sprachsignals
ATE475108T1 (de) Verfahren und einrichtung zur erkennung von diskontinuitäten in einem medium
ATE535194T1 (de) Verfahren und system zur analyse von körpergeräuschen
EP1940198A3 (de) Audioausgabevorrichtung, Audioausgabeverfahren, Audioausgabesystem und Programm zur Audioausgabeverarbeitung
ATE457455T1 (de) Ultraschallempfänger mit frühzeitiger signaldigitalisierung und dessen verwendung
EP1977416A4 (de) Beschleunigter alterungsprozess für akustische saiteninstrumente
WO2008030844A3 (en) Method and system for determining the direction of fluid flow
SE0202440D0 (sv) Vorrichtung zur seitenaufprallerkennung in einem fahrzeug
AU2003291933A1 (en) Method for determining acoustic features of acoustic signals for the analysis of unknown acoustic signals and for modifying sound generation
ATE438173T1 (de) Verfahren zur messung von durch geräusche in einem audiosignal verursachten beeinträchtigungen
ATE396396T1 (de) Verfahren und einrichtung zur akustischen messung physischer eigenschaften poröser elastischer materialien
ATE475086T1 (de) Verfahren und vorrichtung zur bestimmung der lappigkeit von blattgut mittels ultraschall
DK1502475T3 (da) Fremgangsmåde og system til repræsentation af et akustisk felt
DE602004024484D1 (de) Vorrichtung und Verfahren zum Messen der Parameter bei Prüfungen während des Fluges eines Luftfahrzeug
DE602004013465D1 (de) Audiosystem mit vorkehrungen zum filterkoeffizienten kopieren
ATE526795T1 (de) Verfahren und vorrichtung zur bestimmung einer nichtlinearen übertragungsfunktion für einen lautsprecher
ATE552780T1 (de) Verfahren, vorrichtung und system für die kardio- akustische signalanalyse
ATE146327T1 (de) Tonfrequenzfilter und verfahren zur bestimmung der filterfunktion eines tonfrequenzfilters
WO2007034375A3 (en) Determination of a distortion measure for audio encoding

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties