NO20030183L - Fremgangsmate og system for a bestemme porositeten i komposittmaterialer ved hjelp av ultralyd - Google Patents

Fremgangsmate og system for a bestemme porositeten i komposittmaterialer ved hjelp av ultralyd

Info

Publication number
NO20030183L
NO20030183L NO20030183A NO20030183A NO20030183L NO 20030183 L NO20030183 L NO 20030183L NO 20030183 A NO20030183 A NO 20030183A NO 20030183 A NO20030183 A NO 20030183A NO 20030183 L NO20030183 L NO 20030183L
Authority
NO
Norway
Prior art keywords
ultrasound
porosity
determining
composite materials
composite
Prior art date
Application number
NO20030183A
Other languages
English (en)
Other versions
NO20030183D0 (no
Inventor
March Dubois
Jr John B Deaton
Peter W Lorraine
Jr Thomas E Drake
Robert J Filkins
Original Assignee
Lockheed 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
Publication of NO20030183L publication Critical patent/NO20030183L/no
Application filed by Lockheed Corp filed Critical Lockheed Corp
Publication of NO20030183D0 publication Critical patent/NO20030183D0/no

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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
    • 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
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/46—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
    • 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
    • G01N29/24—Probes
    • G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
    • 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
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/449—Statistical methods not provided for in G01N29/4409, e.g. averaging, smoothing and interpolation
    • 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
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/014—Resonance or resonant frequency
    • 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
    • G01N2291/023—Solids
    • G01N2291/0231—Composite or layered materials
    • 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
    • G01N2291/024—Mixtures
    • G01N2291/0245—Gases in porous solids
    • 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
    • G01N2291/0289—Internal structure, e.g. defects, grain size, texture
    • 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
    • G01N2291/042—Wave modes
    • G01N2291/0421—Longitudinal waves
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
NO20030183A 2000-07-14 2003-01-14 System og fremgangsmåte for bestemmelse av porösitetkomposittmaterialer vedhjelp av ultralyd NO20030183D0 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21834100P 2000-07-14 2000-07-14
PCT/US2001/022156 WO2002006814A2 (en) 2000-07-14 2001-07-13 A system and method of determining porosity in composite materials using ultrasound

Publications (2)

Publication Number Publication Date
NO20030183L true NO20030183L (no) 2002-01-24
NO20030183D0 NO20030183D0 (no) 2003-01-14

Family

ID=22814717

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20030183A NO20030183D0 (no) 2000-07-14 2003-01-14 System og fremgangsmåte for bestemmelse av porösitetkomposittmaterialer vedhjelp av ultralyd

Country Status (9)

Country Link
US (1) US6684701B2 (no)
EP (1) EP1301778B1 (no)
JP (1) JP4789394B2 (no)
KR (1) KR20030015389A (no)
AU (1) AU2002222955A1 (no)
CA (1) CA2411628C (no)
IL (1) IL153807A0 (no)
NO (1) NO20030183D0 (no)
WO (1) WO2002006814A2 (no)

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Also Published As

Publication number Publication date
JP4789394B2 (ja) 2011-10-12
US6684701B2 (en) 2004-02-03
JP2004515748A (ja) 2004-05-27
WO2002006814A2 (en) 2002-01-24
WO2002006814A3 (en) 2002-09-26
IL153807A0 (en) 2003-07-31
CA2411628A1 (en) 2002-01-24
AU2002222955A1 (en) 2002-01-30
EP1301778B1 (en) 2012-06-13
US20020066318A1 (en) 2002-06-06
NO20030183D0 (no) 2003-01-14
KR20030015389A (ko) 2003-02-20
CA2411628C (en) 2009-12-01
EP1301778A2 (en) 2003-04-16

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