FI990217A0 - Menetelmä ja laite liikkuvan rainan muutosten identifioimiseksi - Google Patents

Menetelmä ja laite liikkuvan rainan muutosten identifioimiseksi

Info

Publication number
FI990217A0
FI990217A0 FI990217A FI990217A FI990217A0 FI 990217 A0 FI990217 A0 FI 990217A0 FI 990217 A FI990217 A FI 990217A FI 990217 A FI990217 A FI 990217A FI 990217 A0 FI990217 A0 FI 990217A0
Authority
FI
Finland
Prior art keywords
moving web
deformations
identifying
identifying deformations
web
Prior art date
Application number
FI990217A
Other languages
English (en)
Swedish (sv)
Other versions
FI990217A (fi
FI110340B (fi
Inventor
John Shakespeare
Original Assignee
Valmet Automation Inc
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 Valmet Automation Inc filed Critical Valmet Automation Inc
Priority to FI990217A priority Critical patent/FI110340B/fi
Publication of FI990217A0 publication Critical patent/FI990217A0/fi
Priority to EP00902693A priority patent/EP1163506A1/en
Priority to PCT/FI2000/000076 priority patent/WO2000046591A1/en
Priority to CA002361706A priority patent/CA2361706A1/en
Priority to AU24446/00A priority patent/AU2444600A/en
Publication of FI990217A publication Critical patent/FI990217A/fi
Priority to US09/915,019 priority patent/US20020052700A1/en
Application granted granted Critical
Publication of FI110340B publication Critical patent/FI110340B/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G01N21/8922—Periodic flaws
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • 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)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Paper (AREA)
FI990217A 1999-02-04 1999-02-04 Menetelmä ja laite liikkuvan rainan muodonmuutoksen identifioimiseksi FI110340B (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI990217A FI110340B (fi) 1999-02-04 1999-02-04 Menetelmä ja laite liikkuvan rainan muodonmuutoksen identifioimiseksi
EP00902693A EP1163506A1 (en) 1999-02-04 2000-02-03 Method and apparatus for identifying deformation of a moving sheet
PCT/FI2000/000076 WO2000046591A1 (en) 1999-02-04 2000-02-03 Method and apparatus for identifying deformation of a moving sheet
CA002361706A CA2361706A1 (en) 1999-02-04 2000-02-03 Method and apparatus for identifying deformation of a moving sheet
AU24446/00A AU2444600A (en) 1999-02-04 2000-02-03 Method and apparatus for identifying deformation of a moving sheet
US09/915,019 US20020052700A1 (en) 1999-02-04 2001-07-25 Method and apparatus for identifying deformation of a moving sheet

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI990217 1999-02-04
FI990217A FI110340B (fi) 1999-02-04 1999-02-04 Menetelmä ja laite liikkuvan rainan muodonmuutoksen identifioimiseksi

Publications (3)

Publication Number Publication Date
FI990217A0 true FI990217A0 (fi) 1999-02-04
FI990217A FI990217A (fi) 2000-08-05
FI110340B FI110340B (fi) 2002-12-31

Family

ID=8553620

Family Applications (1)

Application Number Title Priority Date Filing Date
FI990217A FI110340B (fi) 1999-02-04 1999-02-04 Menetelmä ja laite liikkuvan rainan muodonmuutoksen identifioimiseksi

Country Status (6)

Country Link
US (1) US20020052700A1 (fi)
EP (1) EP1163506A1 (fi)
AU (1) AU2444600A (fi)
CA (1) CA2361706A1 (fi)
FI (1) FI110340B (fi)
WO (1) WO2000046591A1 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPQ515100A0 (en) * 2000-01-19 2000-02-10 Amcor Limited Measurement apparatus and technique for properties of board product
AU781022B2 (en) * 2000-01-19 2005-04-28 Amcor Limited Measurement apparatus and technique for properties of board products
US6720989B2 (en) * 2000-04-19 2004-04-13 K-G Devices Corp. System and method for automatically inspecting an array of periodic elements
DE112005000584T5 (de) * 2004-03-11 2007-01-25 Metso Paper, Inc. Verfahren und Vorrichtung in einer Papier- oder Kartonmaschinenlinie
US7545971B2 (en) * 2005-08-22 2009-06-09 Honeywell International Inc. Method and apparatus for measuring the crepe of a moving sheet
US7938935B2 (en) * 2007-10-11 2011-05-10 Honeywell Asca Inc. Infrared measurement of paper machine clothing condition
US9311566B2 (en) 2012-08-03 2016-04-12 George Mason Research Foundation, Inc. Method and system for direct strain imaging

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH675133A5 (fi) * 1987-07-06 1990-08-31 Zellweger Uster Ag
CH678230A5 (fi) * 1989-06-06 1991-08-15 Peyer Ag Siegfried
JPH0618444A (ja) * 1992-06-29 1994-01-25 Mitsubishi Heavy Ind Ltd オンマシンウェッブ収縮率の測定方法
US5428452A (en) * 1994-01-31 1995-06-27 The United States Of America As Represented By The Secretary Of The Air Force Optical fourier transform method for detecting irregularities upon two-dimensional sheet material such as film or tape
US6486962B1 (en) * 1998-07-08 2002-11-26 Bechtel Bwxt Idaho, Llc Method and apparatus for assessing material properties of sheet-like materials

Also Published As

Publication number Publication date
FI990217A (fi) 2000-08-05
AU2444600A (en) 2000-08-25
EP1163506A1 (en) 2001-12-19
CA2361706A1 (en) 2000-08-10
FI110340B (fi) 2002-12-31
US20020052700A1 (en) 2002-05-02
WO2000046591A1 (en) 2000-08-10

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Legal Events

Date Code Title Description
MM Patent lapsed