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FI20065586A7 - Menetelmä ja laitteisto liikuvan rainan ominaisuuksien mittaamiseksi - Google Patents

Menetelmä ja laitteisto liikuvan rainan ominaisuuksien mittaamiseksi Download PDF

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Publication number
FI20065586A7
FI20065586A7 FI20065586A FI20065586A FI20065586A7 FI 20065586 A7 FI20065586 A7 FI 20065586A7 FI 20065586 A FI20065586 A FI 20065586A FI 20065586 A FI20065586 A FI 20065586A FI 20065586 A7 FI20065586 A7 FI 20065586A7
Authority
FI
Finland
Prior art keywords
measuring
properties
moving web
web
light source
Prior art date
Application number
FI20065586A
Other languages
English (en)
Swedish (sv)
Other versions
FI20065586L (fi
FI20065586A0 (fi
Inventor
Tuulikki Manninen
Original Assignee
Metso Paper 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 Metso Paper Inc filed Critical Metso Paper Inc
Priority to FI20065586A priority Critical patent/FI20065586A7/fi
Publication of FI20065586A0 publication Critical patent/FI20065586A0/fi
Priority to PCT/FI2007/050503 priority patent/WO2008034954A2/en
Publication of FI20065586L publication Critical patent/FI20065586L/fi
Publication of FI20065586A7 publication Critical patent/FI20065586A7/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
    • G01N21/8901—Optical details; Scanning details
    • 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
    • G01N21/86—Investigating moving sheets
    • 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
    • G01N21/86—Investigating moving sheets
    • G01N2021/8663—Paper, e.g. gloss, moisture content
    • G01N2021/8681—Paper fibre orientation
    • 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
    • G01N21/8914—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the material examined
    • G01N2021/8917—Paper, also ondulated
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/061—Sources
    • G01N2201/06113—Coherent sources; lasers
    • G01N2201/0612—Laser diodes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/061—Sources
    • G01N2201/06126—Large diffuse sources
    • G01N2201/06133—Light tables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/069—Supply of sources
    • G01N2201/0696—Pulsed
    • G01N2201/0697—Pulsed lasers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/08—Optical fibres; light guides
    • G01N2201/084—Fibres for remote transmission

Landscapes

  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Paper (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

Menetelmä ja laitteisto liikkuvan rainan ainakin yhden ominaisuuden mittaamiseksi, jossa rainaa (W) valaistaan valonlähteellä (1) ja kuvataan kameralla (2) olennaisesti valaistun alueen kohdalta. Rainan (W) valaisemisessa käytetään diodilaser-valonlähdettä. (Fig.3)
FI20065586A 2006-09-22 2006-09-22 Menetelmä ja laitteisto liikuvan rainan ominaisuuksien mittaamiseksi FI20065586A7 (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20065586A FI20065586A7 (fi) 2006-09-22 2006-09-22 Menetelmä ja laitteisto liikuvan rainan ominaisuuksien mittaamiseksi
PCT/FI2007/050503 WO2008034954A2 (en) 2006-09-22 2007-09-21 A method and a device for the measurement of properties of a moving web

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20065586A FI20065586A7 (fi) 2006-09-22 2006-09-22 Menetelmä ja laitteisto liikuvan rainan ominaisuuksien mittaamiseksi

Publications (3)

Publication Number Publication Date
FI20065586A0 FI20065586A0 (fi) 2006-09-22
FI20065586L FI20065586L (fi) 2008-03-23
FI20065586A7 true FI20065586A7 (fi) 2008-03-23

Family

ID=37067237

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20065586A FI20065586A7 (fi) 2006-09-22 2006-09-22 Menetelmä ja laitteisto liikuvan rainan ominaisuuksien mittaamiseksi

Country Status (2)

Country Link
FI (1) FI20065586A7 (fi)
WO (1) WO2008034954A2 (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017060046A1 (de) * 2015-10-05 2017-04-13 Andritz Ag Verfahren und anlage zur bestimmung der hydraulisch/mechanischen beanspruchung von zellstoffbahnen
CN109387519A (zh) * 2017-08-04 2019-02-26 深圳市圆融精密电子有限公司 一种模切产品外观检测机
FI12430U1 (fi) 2019-02-04 2019-07-15 Procemex Oy Ltd Valvontajärjestelmä paperi- tai kartonkikoneen märkäpään massan aktiivisuuden mittaamiseksi
SE543802C2 (en) 2019-12-20 2021-07-27 Stora Enso Oyj Method for determining film thickness, method for producing a film and device for producing a film
SE543843C2 (en) * 2019-12-20 2021-08-10 Stora Enso Oyj Method for identifying defects in a film, method and device for producing a film

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4194840A (en) * 1978-02-27 1980-03-25 Serge Gracovetsky Sensor contact
US4770538A (en) * 1986-11-12 1988-09-13 Measurex Corporation Chopper wheel alignment device
DE3741195A1 (de) * 1987-07-23 1989-02-02 Gebhard Birkle Verfahren zur qualitaetskontrolle eines flaechigen objektes, insbesondere zur fehlererkennung bei textilen stoffen, und vorrichtung hierzu
ATE150870T1 (de) * 1990-12-08 1997-04-15 Schoeller F Jun Gmbh Co Kg Verfahren zur untersuchung von bahnförmigem, durchscheinendem material, insbesondere fotografischen papierträgern
US5696591A (en) * 1996-01-05 1997-12-09 Eastman Kodak Company Apparatus and method for detecting longitudinally oriented flaws in a moving web
DE1306664T1 (de) * 2000-03-30 2003-09-18 Nippon Paper Industries Co. Ltd., Tokio/Tokyo Verfahren zur messung der orientierung von papierfasern und vorrichtung zur messung der orientierung von papierfasern
JP2002090310A (ja) * 2000-09-19 2002-03-27 Sekisui Chem Co Ltd シート検査装置
FI110720B (fi) * 2001-04-09 2003-03-14 Metso Paper Automation Oy Menetelmä ja sovitelma mittalaitteen puhtaanapitämiseksi

Also Published As

Publication number Publication date
FI20065586L (fi) 2008-03-23
WO2008034954A2 (en) 2008-03-27
FI20065586A0 (fi) 2006-09-22
WO2008034954A3 (en) 2008-05-08

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