SE8903821L - Foerfarande och anordning foer detektering av bark samt bestaemning av barkningsgrad paa ved eller i flis - Google Patents

Foerfarande och anordning foer detektering av bark samt bestaemning av barkningsgrad paa ved eller i flis

Info

Publication number
SE8903821L
SE8903821L SE8903821A SE8903821A SE8903821L SE 8903821 L SE8903821 L SE 8903821L SE 8903821 A SE8903821 A SE 8903821A SE 8903821 A SE8903821 A SE 8903821A SE 8903821 L SE8903821 L SE 8903821L
Authority
SE
Sweden
Prior art keywords
bark
wood
pct
log
date
Prior art date
Application number
SE8903821A
Other languages
English (en)
Other versions
SE466420B (sv
SE8903821D0 (sv
Inventor
L Johansson
Original Assignee
Svenska Traeforskningsinst
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 Svenska Traeforskningsinst filed Critical Svenska Traeforskningsinst
Priority to SE8903821A priority Critical patent/SE466420B/sv
Publication of SE8903821D0 publication Critical patent/SE8903821D0/sv
Priority to JP3500306A priority patent/JPH05503990A/ja
Priority to CA002068650A priority patent/CA2068650A1/en
Priority to EP90917307A priority patent/EP0502041B1/en
Priority to US07/855,650 priority patent/US5274244A/en
Priority to AT90917307T priority patent/ATE134270T1/de
Priority to DE69025408T priority patent/DE69025408T2/de
Priority to PCT/SE1990/000728 priority patent/WO1991007653A1/en
Publication of SE8903821L publication Critical patent/SE8903821L/sv
Publication of SE466420B publication Critical patent/SE466420B/sv
Priority to FI922179A priority patent/FI103076B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/46—Wood
    • 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
    • G01N21/898—Irregularities in textured or patterned surfaces, e.g. textiles, wood
    • G01N21/8986—Wood
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/34—Paper
    • 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
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
    • 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
    • G01N2201/10—Scanning
    • G01N2201/102—Video camera

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Wood Science & Technology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Textile Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Image Processing (AREA)
  • Studio Devices (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Golf Clubs (AREA)
  • Debarking, Splitting, And Disintegration Of Timber (AREA)
SE8903821A 1989-11-14 1989-11-14 Foerfarande och anordning foer detektering av bark samt bestaemning av barkningsgrad paa ved eller i flis SE466420B (sv)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SE8903821A SE466420B (sv) 1989-11-14 1989-11-14 Foerfarande och anordning foer detektering av bark samt bestaemning av barkningsgrad paa ved eller i flis
PCT/SE1990/000728 WO1991007653A1 (en) 1989-11-14 1990-11-09 A method and apparatus for detecting bark and for determining the degree of barking on wood and chips
US07/855,650 US5274244A (en) 1989-11-14 1990-11-09 Method and apparatus for detecting bark and for determining the degree of barking on wood and chips
CA002068650A CA2068650A1 (en) 1989-11-14 1990-11-09 Method and apparatus for detecting bark and for determining the degree of barking on wood and chips
EP90917307A EP0502041B1 (en) 1989-11-14 1990-11-09 A method and apparatus for detecting bark and for determining the degree of barking on wood and chips
JP3500306A JPH05503990A (ja) 1989-11-14 1990-11-09 木材および木材片上の樹皮の検出およびその剥離程度の決定方法および装置
AT90917307T ATE134270T1 (de) 1989-11-14 1990-11-09 Methode und vorrichtung zum nachweis von rinde und zur bestimmung des rindenanteils auf holz und spänen
DE69025408T DE69025408T2 (de) 1989-11-14 1990-11-09 Methode und vorrichtung zum nachweis von rinde und zur bestimmung des rindenanteils auf holz und spänen
FI922179A FI103076B (sv) 1989-11-14 1992-05-13 Metod och apparatur för detektering av bark och mätning av barkningsgr aden hos trä och flis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8903821A SE466420B (sv) 1989-11-14 1989-11-14 Foerfarande och anordning foer detektering av bark samt bestaemning av barkningsgrad paa ved eller i flis

Publications (3)

Publication Number Publication Date
SE8903821D0 SE8903821D0 (sv) 1989-11-14
SE8903821L true SE8903821L (sv) 1991-05-15
SE466420B SE466420B (sv) 1992-02-10

Family

ID=20377474

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8903821A SE466420B (sv) 1989-11-14 1989-11-14 Foerfarande och anordning foer detektering av bark samt bestaemning av barkningsgrad paa ved eller i flis

Country Status (9)

Country Link
US (1) US5274244A (sv)
EP (1) EP0502041B1 (sv)
JP (1) JPH05503990A (sv)
AT (1) ATE134270T1 (sv)
CA (1) CA2068650A1 (sv)
DE (1) DE69025408T2 (sv)
FI (1) FI103076B (sv)
SE (1) SE466420B (sv)
WO (1) WO1991007653A1 (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107621442A (zh) * 2017-09-13 2018-01-23 四川伟图智能科技有限公司 一种产品质量监测视觉传感器

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398174B (de) * 1991-02-08 1994-10-25 Andritz Patentverwaltung Verfahren und vorrichtung zum trennen von entrindeten holzknüppeln
JP3431995B2 (ja) * 1993-06-03 2003-07-28 キヤノン株式会社 撮像装置
FI101327B (sv) * 1996-09-19 1998-05-29 Valtion Teknillinen ON-line -förfarande för bestämning av trä-barkförhållandet i ett massf löde
FI102521B2 (sv) * 1997-05-19 2004-05-25 Andritz Patentverwaltung Förfarande och anordning för att minska träförlusterna vid en barkningsprocess
CA2228023A1 (en) * 1998-01-23 1999-07-23 Centre De Recherche Industrielle Du Quebec Method and apparatus for classifying batches of wood chips or the like
FI110545B (sv) * 1998-10-28 2003-02-14 Valtion Teknillinen Förfarande och arrangemang för mätning av trämaterial
SE520060C2 (sv) * 2000-10-12 2003-05-13 Latronix Ab System och förfarande för kontinuerlig bestämning av storleken på ett objekt vars storlek varierar i tiden
SE0103279L (sv) † 2001-10-02 2003-04-03 Integrated Vision Prod Förfarande för mätning av ljusspridning och geometrisk profil
WO2003030227A2 (en) * 2001-10-02 2003-04-10 Quantum Dot Corporation Method of semiconductor nanoparticle synthesis
FI20025065A (sv) * 2002-12-18 2004-06-19 Andritz Oy Förfarande för optimering av barkningsresultat av trän, som skall avbarkas i en barkningstrumma
US7684030B2 (en) 2007-05-04 2010-03-23 Vab Solutions Inc. Enclosure for a linear inspection system
AT505516B1 (de) 2007-07-27 2009-03-15 Schoerkhuber Johannes Verfahren zur herstellung von holzpellets aus hackgut
DE602008004330D1 (de) 2008-07-04 2011-02-17 Sick Ivp Aktiebolag Kalibrierung eines Profilmesssystems
WO2010037206A1 (en) * 2008-10-03 2010-04-08 Fpinnovations Apparatus and methods for controlled debarking of wood
CA2780202C (en) * 2012-06-19 2014-11-18 Centre De Recherche Industrielle Du Quebec Method and system for detecting the quality of debarking at the surface of a wooden log
US20170249512A1 (en) * 2014-10-21 2017-08-31 Tolo, Inc. Remote detection of insect infestation
SE540910C2 (en) * 2017-05-02 2018-12-18 Gorzsas Andras Spectroscopic method and device for determining the characteristics of a tree
DE102017009414A1 (de) * 2017-10-11 2019-04-11 Ernst Christian Tienes Verfahren zum Herstellen von Festbrennstoff-Formkörpern
SE543138C2 (sv) * 2018-11-03 2020-10-13 Tracy Of Sweden Ab Arrangement and method for capturing image of log
EP3916378B1 (en) * 2020-05-29 2023-09-27 MICROTEC S.r.l. Method and apparatus for capturing an image of a lateral face of a wooden board
FI130859B1 (sv) * 2022-02-24 2024-04-26 Innomost Oy Förfarande för bearbetning av björkbark
FI130860B1 (sv) * 2022-02-24 2024-04-26 Innomost Oy Förfarande för återvinning av betulin med hög renhet från björkbark

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1488841A (en) * 1974-01-18 1977-10-12 Plessey Co Ltd Optical detection apparatus
SE404964B (sv) * 1977-03-22 1978-11-06 Sarlos Seppo Edvard Anordning for detektering av stralning fran ett foremal for faststellande av avvikelser eller fel hos en yta av detsamma
US4266675A (en) * 1980-01-04 1981-05-12 The United States Of America As Represented By The Secretary Of Agriculture Optical wood-bark segregator
FI63835C (fi) * 1981-02-10 1983-08-10 Altim Control Ky Foerfarande foer identifiering av ett virkes ytegenskaper
FI64301C (fi) * 1981-03-30 1983-11-10 Kone Oy Foerfarande och anordning foer avskiljning av daoligt avbarkattvaevirke
US4606645A (en) * 1984-10-29 1986-08-19 Weyerhaeuser Company Method for determining localized fiber angle in a three dimensional fibrous material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107621442A (zh) * 2017-09-13 2018-01-23 四川伟图智能科技有限公司 一种产品质量监测视觉传感器

Also Published As

Publication number Publication date
EP0502041A1 (en) 1992-09-09
DE69025408T2 (de) 1996-09-05
US5274244A (en) 1993-12-28
WO1991007653A1 (en) 1991-05-30
FI103076B1 (sv) 1999-04-15
FI922179A0 (fi) 1992-05-13
SE466420B (sv) 1992-02-10
CA2068650A1 (en) 1991-05-15
SE8903821D0 (sv) 1989-11-14
FI103076B (sv) 1999-04-15
JPH05503990A (ja) 1993-06-24
DE69025408D1 (de) 1996-03-28
FI922179A (fi) 1992-05-13
EP0502041B1 (en) 1996-02-14
ATE134270T1 (de) 1996-02-15

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