ATE433807T1 - Verfahren und system zur herstellung einer feuchtigkeitsgehaltskarte zur verwendung bei der feuchtigkeitssortierung von grünfurnier unter verwendung von lichtübertragung - Google Patents

Verfahren und system zur herstellung einer feuchtigkeitsgehaltskarte zur verwendung bei der feuchtigkeitssortierung von grünfurnier unter verwendung von lichtübertragung

Info

Publication number
ATE433807T1
ATE433807T1 AT04727201T AT04727201T ATE433807T1 AT E433807 T1 ATE433807 T1 AT E433807T1 AT 04727201 T AT04727201 T AT 04727201T AT 04727201 T AT04727201 T AT 04727201T AT E433807 T1 ATE433807 T1 AT E433807T1
Authority
AT
Austria
Prior art keywords
light
sheet
veneer
image
sorting
Prior art date
Application number
AT04727201T
Other languages
English (en)
Inventor
Chunping Dai
Tony Thomas
Kevin Groves
Heng Xu
Original Assignee
Fpinnovations
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 Fpinnovations filed Critical Fpinnovations
Application granted granted Critical
Publication of ATE433807T1 publication Critical patent/ATE433807T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34—Sorting according to other particular properties
    • B07C5/3416—Sorting according to other particular properties according to radiation transmissivity, e.g. for light, x-rays, particle radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/04—Sorting according to size
    • B07C5/12—Sorting according to size characterised by the application to particular articles, not otherwise provided for
    • B07C5/14—Sorting timber or logs, e.g. tree trunks, beams, planks or the like
    • 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
    • G01N21/59—Transmissivity
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Forests & Forestry (AREA)
  • Veneer Processing And Manufacture Of Plywood (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AT04727201T 2003-04-18 2004-04-14 Verfahren und system zur herstellung einer feuchtigkeitsgehaltskarte zur verwendung bei der feuchtigkeitssortierung von grünfurnier unter verwendung von lichtübertragung ATE433807T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/418,080 US6974035B2 (en) 2003-04-18 2003-04-18 Method and system for producing a moisture content map for use in moisture sorting green veneer using light transmission
PCT/CA2004/000608 WO2004091815A2 (en) 2003-04-18 2004-04-14 Method and system for producing a moisture content map for use in moisture sorting green veneer using light transmission

Publications (1)

Publication Number Publication Date
ATE433807T1 true ATE433807T1 (de) 2009-07-15

Family

ID=33159057

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04727201T ATE433807T1 (de) 2003-04-18 2004-04-14 Verfahren und system zur herstellung einer feuchtigkeitsgehaltskarte zur verwendung bei der feuchtigkeitssortierung von grünfurnier unter verwendung von lichtübertragung

Country Status (6)

Country Link
US (1) US6974035B2 (de)
EP (1) EP1626818B1 (de)
AT (1) ATE433807T1 (de)
CA (1) CA2450081C (de)
DE (1) DE602004021590D1 (de)
WO (1) WO2004091815A2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7676953B2 (en) * 2006-12-29 2010-03-16 Signature Control Systems, Inc. Calibration and metering methods for wood kiln moisture measurement
US8045752B2 (en) * 2007-11-30 2011-10-25 Itt Manufacturing Enterprises, Inc. Systems and methods for witness card analysis
FI20105882L (fi) 2010-08-25 2012-02-26 Metsaeliitto Osuuskunta Menetelmä lopputuotteen ominaisuuksien muokkaamiseksi
WO2012162525A2 (en) 2011-05-26 2012-11-29 Georgia-Pacific Wood Products Llc Systems and methods for adjusting moisture concentration of a veneer
US9695319B2 (en) 2013-03-14 2017-07-04 Georgia-Pacific Chemicals Llc Methods for reducing the solubility of phenolic resins using latent acids
CN109313407A (zh) 2016-08-04 2019-02-05 惠普印迪格公司 涂有底漆的基材的用以评估干燥状态的在线表面电阻测量
US11442007B2 (en) * 2018-11-30 2022-09-13 Boise Cascade Company Method and system for moisture grading wood products using superimposed near infrared and visual images
CA3064862A1 (en) * 2018-12-10 2020-06-10 Usnr, Llc Wetwood detection in sawn or planed wood products
US12214521B2 (en) 2020-11-20 2025-02-04 Boise Cascade Company Method and system for layered wood product production
US11453211B2 (en) 2020-11-20 2022-09-27 Boise Cascade Company Method and system for layered wood product production
US12377551B1 (en) 2021-04-14 2025-08-05 Boise Cascade Company Method and system for veneer sheet portion stacking and unstacking

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3812964A (en) * 1973-06-27 1974-05-28 Cabax Mills Veneer sorter and stacker
US4785185A (en) 1985-05-06 1988-11-15 The University Of Alabama Submillimeter laser measurement of water or filler content of sheets and bands of dielectric material
US4905843A (en) 1988-04-07 1990-03-06 U.S. Natural Resources, Inc. Veneer stacking system
US5141112A (en) * 1988-04-07 1992-08-25 U.S. Natural Resources, Inc. Veneer stacking system
CA1326908C (en) * 1988-06-29 1994-02-08 Gratien Beauchemin Method and apparatus for detecting humidity in cut lumber
FI97645C (fi) 1993-03-15 1997-01-27 Finnforest Oy Puuviilujen lujuuslajittelu
US5899959A (en) 1996-10-25 1999-05-04 International Paper Company Measurement of visual characteristics of paper
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
FI20011755A7 (fi) * 2001-09-04 2003-03-05 Finnforest Oy Puuviilujen analysointi ja lajittelu

Also Published As

Publication number Publication date
DE602004021590D1 (de) 2009-07-30
EP1626818A2 (de) 2006-02-22
US6974035B2 (en) 2005-12-13
EP1626818B1 (de) 2009-06-17
CA2450081A1 (en) 2004-10-18
US20040206676A1 (en) 2004-10-21
WO2004091815A3 (en) 2005-03-03
CA2450081C (en) 2006-05-16
WO2004091815A2 (en) 2004-10-28

Similar Documents

Publication Publication Date Title
ATE433807T1 (de) Verfahren und system zur herstellung einer feuchtigkeitsgehaltskarte zur verwendung bei der feuchtigkeitssortierung von grünfurnier unter verwendung von lichtübertragung
DE60126961D1 (de) Verfahren und system zur handhabung von holzklötzen
ATE452378T1 (de) Verfahren und system zur löschung von umgebungslicht mit lichtfrequenz
EP1201796A4 (de) Verfahren zur herstellung von hoch gebauschtem papier
SE9401717L (sv) Sätt att bestämma våtstyrkan hos papper och medel för processkontroll genom användning av sättet
DE102004035784B8 (de) Vorrichtung zur Erfassung einer physikalischen Größe unter Verwendung eines kapazitiven Sensors, Airbagsystem hiermit, sowie Verfahren zum Testen der Vorrichtung
ATE278993T1 (de) Verfahren und vorrichtung zur bildverarbeitung
DE502004012452D1 (de) Verfahren, computerprogramm mit programmcode-mitteln und computerprogramm-produkt zur analyse von einflussgrössen auf einen brennvorgang in einer brennkammer unter verwendung eines trainierbaren, statistischen modells
DE60129213D1 (de) Verfahren und vorrichtung zum beschichten von kernen
Bauch et al. Woodbiological investigations on panels of Rembrandt paintings
EP1933132A3 (de) Verfahren und Vorrichtung zur Bestimmung der Feuchte einer laufenden Materialbahn
DE50106782D1 (de) Vorrichtung und verfahren zur erfassung von papierbögen
DE50008573D1 (de) Verfahren zur Plausibilitätsprüfung von Motorgrössen und Sensorgrössen unter Verwendung einer stetigen Lambda-Sonde
DE69416098D1 (de) Verfahren und Vorrichtung zur Kennzeichnung und Unterscheidung von legalen Banknoten und Dokumenten
ATE511490T1 (de) Vorrichtung und verfahren zur erfassung eines merkmals einer laufenden materialbahn
DE3780604D1 (de) Vorrichtung zur auswertung eines sauerstoffuehlers.
DE50109683D1 (de) Vorrichtung und Verfahren zur Bestimmung eines Überlapps einer Signatur
PL354682A1 (en) Method and device for log measurement
ATE388920T1 (de) Vorrichtung zum ausschleusen von signaturen oder eines anfanges einer bahn oder eines bahnstranges aus einem falzapparat
ATE412082T1 (de) Verfahren und system zum einfädeln einer laufenden papierbahn
SE518394C2 (sv) Metod för bestämning av andelen trämaterial i en barkström
EP0791480A3 (de) Verfahren und Vorrichtung zur Herstellung von Holz enthaltend plattenförmiges Material mit holzähnlichem Aussehen
US6830087B2 (en) Method and equipment for producing uniformly moist veneer
ATE125481T1 (de) Verfahren zum herstellen von mehrschicht- laminaterzeugnissen aus holz und anlage zur durchführung des verfahrens.
NZ518602A (en) Method of drying wood veneer, which permits easy separation for testing individual veneer sheets or for stacking for later use

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties