SE468145B - Saett att utfoera icke-foerstoerande testning av en fysisk egenskap hos ett ljusabsorberande arbetsstycke - Google Patents

Saett att utfoera icke-foerstoerande testning av en fysisk egenskap hos ett ljusabsorberande arbetsstycke

Info

Publication number
SE468145B
SE468145B SE8603544A SE8603544A SE468145B SE 468145 B SE468145 B SE 468145B SE 8603544 A SE8603544 A SE 8603544A SE 8603544 A SE8603544 A SE 8603544A SE 468145 B SE468145 B SE 468145B
Authority
SE
Sweden
Prior art keywords
paper
light
sheet
web
laser
Prior art date
Application number
SE8603544A
Other languages
English (en)
Swedish (sv)
Other versions
SE8603544L (sv
SE8603544D0 (sv
Inventor
M A Leugers
Original Assignee
Union Camp 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 Union Camp Corp filed Critical Union Camp Corp
Publication of SE8603544D0 publication Critical patent/SE8603544D0/xx
Publication of SE8603544L publication Critical patent/SE8603544L/
Publication of SE468145B publication Critical patent/SE468145B/sv

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
    • G01N29/24—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
    • G01N29/04—Analysing solids
    • G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic 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
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/023—Solids
    • G01N2291/0237—Thin materials, e.g. paper, membranes, thin films
    • 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
    • G01N2291/042—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
    • G01N2291/042—Wave modes
    • G01N2291/0422—Shear waves, transverse waves, horizontally polarised waves

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
SE8603544A 1985-08-23 1986-08-22 Saett att utfoera icke-foerstoerande testning av en fysisk egenskap hos ett ljusabsorberande arbetsstycke SE468145B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/768,910 US4622853A (en) 1985-08-23 1985-08-23 Laser induced acoustic generation for sonic modulus

Publications (3)

Publication Number Publication Date
SE8603544D0 SE8603544D0 (sv) 1986-08-22
SE8603544L SE8603544L (sv) 1987-02-24
SE468145B true SE468145B (sv) 1992-11-09

Family

ID=25083847

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8603544A SE468145B (sv) 1985-08-23 1986-08-22 Saett att utfoera icke-foerstoerande testning av en fysisk egenskap hos ett ljusabsorberande arbetsstycke

Country Status (5)

Country Link
US (1) US4622853A (ja)
JP (1) JPS6247549A (ja)
CA (1) CA1273099A (ja)
DE (1) DE3628313C2 (ja)
SE (1) SE468145B (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5251486A (en) * 1988-04-29 1993-10-12 Iowa State University Research Foundation, Inc. Method of ultrasonic measurement of texture
US5033304A (en) * 1989-04-27 1991-07-23 Industrial Quality, Inc. Method and apparatus for laser ultrasonic characterization of coated fibers
US5025665A (en) * 1989-06-01 1991-06-25 Elsag International B.V. Non-contacting on-line paper strength measuring system
US5361638A (en) * 1990-03-30 1994-11-08 Stfi Arrangement for measuring mechanical properties of a foil material through use of an excitation unit that includes a laser
WO1994028388A1 (en) * 1993-05-25 1994-12-08 Commonwealth Scientific And Industrial Research Organisation Method and system for detecting a discontinuity in a structure
US5698787A (en) * 1995-04-12 1997-12-16 Mcdonnell Douglas Corporation Portable laser/ultrasonic method for nondestructive inspection of complex structures
US5804727A (en) * 1995-09-01 1998-09-08 Sandia Corporation Measurement of physical characteristics of materials by ultrasonic methods
US5814730A (en) * 1996-06-10 1998-09-29 Institute Of Paper Science And Technology And Georgia Institute Of Technology Material characteristic testing method and apparatus using interferometry to detect ultrasonic signals in a web
US6356846B1 (en) * 1998-10-13 2002-03-12 Institute Of Paper Science And Technology, Inc. System and method of reducing motion-induced noise in the optical detection of an ultrasound signal in a moving body of material
EP1127255A1 (en) * 1998-11-04 2001-08-29 National Research Council Of Canada Laser-ultrasonic measurement of elastic properties of a thin sheet and of tension applied thereon
US6662660B2 (en) * 2001-09-17 2003-12-16 Thyssen Elevator Capital Corp. Apparatus for testing aramid fiber elevator cables
US6923065B2 (en) 2001-09-17 2005-08-02 Thyssen Elevator Capital Corp. Apparatus for testing aramid fiber elevator cables
FR2901885B1 (fr) * 2006-05-31 2008-08-08 Georgia Pacific France Soc Par Procede et dispositif de mesure de la rigidite d'un echantillon de papier

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2707883A1 (de) * 1977-02-24 1978-08-31 Krautkraemer Gmbh Verfahren zur erzeugung fokussierter schallwellen durch laserimpulse
DE2707914A1 (de) * 1977-02-24 1978-08-31 Krautkraemer Gmbh Verfahren zur anregung impulsfoermiger ultraschallwellen in der oberflaeche stark licht absorbierender werkstoffe
WO1980000099A1 (fr) * 1978-06-20 1980-01-24 Sumitomo Metal Ind Methode et appareil de detection supersonique de defauts sans contact
US4255971A (en) * 1978-11-01 1981-03-17 Allan Rosencwaig Thermoacoustic microscopy
US4246793A (en) * 1979-02-08 1981-01-27 Battelle Development Corporation Nondestructive testing
JPS5653423A (en) * 1979-10-08 1981-05-13 Nippon Steel Corp Measuring method for propagation speed of ultrasonic wave
US4276780A (en) * 1979-11-29 1981-07-07 Bell Telephone Laboratories, Incorporated Optoacoustic spectroscopy of thin layers
US4291577A (en) * 1979-12-03 1981-09-29 The Institute Of Paper Chemistry On line ultrasonic velocity gauge
US4574634A (en) * 1984-08-09 1986-03-11 Westvaco Corporation Automatic paper testing apparatus

Also Published As

Publication number Publication date
JPS6247549A (ja) 1987-03-02
SE8603544L (sv) 1987-02-24
DE3628313A1 (de) 1987-02-26
CA1273099A (en) 1990-08-21
US4622853A (en) 1986-11-18
DE3628313C2 (de) 1995-11-16
SE8603544D0 (sv) 1986-08-22

Similar Documents

Publication Publication Date Title
US7665364B2 (en) Method and apparatus for remote sensing of molecular species at nanoscale utilizing a reverse photoacoustic effect
SE468145B (sv) Saett att utfoera icke-foerstoerande testning av en fysisk egenskap hos ett ljusabsorberande arbetsstycke
US5025665A (en) Non-contacting on-line paper strength measuring system
US20220050084A1 (en) Device and method for testing a test object
US4674332A (en) Laser induced acoustic generation for sonic modulus
CA2348381A1 (en) Laser-ultrasonic measurement of elastic properties of a thin sheet and of tension applied thereon
US8322221B1 (en) Non-contact high resolution near field acoustic imaging system
US20070220979A1 (en) Method and apparatus for remote sensing utilizing a reverse photoacoustic effect
Karppinen et al. Phase-delayed laser diode array allows ultrasonic guided wave mode selection and tuning
US11898990B2 (en) Bonding interface evaluation method and bonding interface evaluation device
CN114112132B (zh) 一种激光超声测量梯度残余应力的系统和方法
CN107255511B (zh) 一种光纤光栅传感器检测灵敏度的无扰动校准装置及方法
CN117723631A (zh) 不同方向作用力对材料表面裂纹壁接触程度影响的定性检测系统及方法
BA et al. A fibre-optic detection system for laser-ultrasound Lamb-wave examination of defects in thin materials
Dewhurst et al. A study of Lamb wave interaction with defects in sheet materials using a differential fibre-optic beam deflection technique
JPH0572186A (ja) 超音波顕微鏡用超音波発生・検出装置
Brodeur et al. Paper stiffness monitoring using laser ultrasonics
JPH0933490A (ja) 非接触非破壊材料評価方法及び装置
SU1330516A1 (ru) Способ определени момента разрушени покрыти пары трени
SU947748A1 (ru) Способ ультразвукового теневого контрол изделий и устройство дл его осуществлени
EP0435829A3 (en) Arrangement for the analysis of thermal waves in layered systems
KR101538311B1 (ko) 레이저 초음파 측정 장치
Mao et al. Micro Surface Cracks Inspection and Imaging with Focused Surface Waves Induced by Dual Arc-Shaped Laser Gratings
JPH0291561A (ja) 超音波非破壊検査方法及びその装置
JPH03276034A (ja) 光音響式ビーム位置検出方法

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 8603544-1

Format of ref document f/p: F

NUG Patent has lapsed

Ref document number: 8603544-1

Format of ref document f/p: F