SE543483C2 - Apparatus and method for measuring suspension and controlling process of suspension - Google Patents

Apparatus and method for measuring suspension and controlling process of suspension

Info

Publication number
SE543483C2
SE543483C2 SE1950661A SE1950661A SE543483C2 SE 543483 C2 SE543483 C2 SE 543483C2 SE 1950661 A SE1950661 A SE 1950661A SE 1950661 A SE1950661 A SE 1950661A SE 543483 C2 SE543483 C2 SE 543483C2
Authority
SE
Sweden
Prior art keywords
suspension
ofthe
particles
processing unit
basis
Prior art date
Application number
SE1950661A
Other languages
English (en)
Swedish (sv)
Other versions
SE1950661A1 (en
Inventor
Heikki Kumpulainen
Lasse Kauppinen
Timo Rantala
Original Assignee
Valmet Automation Oy
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 Oy filed Critical Valmet Automation Oy
Publication of SE1950661A1 publication Critical patent/SE1950661A1/en
Publication of SE543483C2 publication Critical patent/SE543483C2/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
    • D21H23/06—Controlling the addition
    • D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G01N15/0227—Investigating particle size or size distribution by optical means using imaging; using holography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1429—Signal processing
    • G01N15/1433—Signal processing using image recognition
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes
    • G06T7/62—Analysis of geometric attributes of area, perimeter, diameter or volume
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/60—Type of objects
    • G06V20/69—Microscopic objects, e.g. biological cells or cellular parts
    • G06V20/698—Matching; Classification
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N2015/0042—Investigating dispersion of solids
    • G01N2015/0053—Investigating dispersion of solids in liquids, e.g. trouble
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N2015/0092—Monitoring flocculation or agglomeration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N2015/0294—Particle shape
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1493—Particle size
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1497—Particle shape
    • 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
    • G01N2021/8411—Application to online plant, process monitoring
    • G01N2021/8416—Application to online plant, process monitoring and process controlling, not otherwise provided for
    • 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
    • G01N33/343—Paper pulp

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Geometry (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Paper (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
SE1950661A 2016-12-05 2017-12-04 Apparatus and method for measuring suspension and controlling process of suspension SE543483C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20165924A FI127895B (en) 2016-12-05 2016-12-05 Apparatus and method for measuring suspension and controlling process of suspension
PCT/FI2017/050857 WO2018104580A1 (fr) 2016-12-05 2017-12-04 Appareil et procédé de mesure de suspension et de commande de processus de suspension

Publications (2)

Publication Number Publication Date
SE1950661A1 SE1950661A1 (en) 2019-06-04
SE543483C2 true SE543483C2 (en) 2021-03-02

Family

ID=62491539

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1950661A SE543483C2 (en) 2016-12-05 2017-12-04 Apparatus and method for measuring suspension and controlling process of suspension

Country Status (6)

Country Link
CN (1) CN110050100A (fr)
AT (1) AT521088B1 (fr)
CA (1) CA3045229C (fr)
FI (1) FI127895B (fr)
SE (1) SE543483C2 (fr)
WO (1) WO2018104580A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112525778B (zh) * 2020-11-25 2023-03-24 长江水利委员会长江科学院 一种基于新型多频超声探头的悬移质粒径和级配测量方法
JP7560393B2 (ja) * 2021-03-17 2024-10-02 リンテック株式会社 分散性判定方法、分散性判定装置および学習済みモデルの生成方法
FI130403B (en) * 2021-03-18 2023-08-14 Valmet Automation Oy Measuring device and procedure
FI131162B1 (en) * 2021-11-12 2024-11-08 Valmet Automation Oy Measurement procedure and arrangement
CN115436239B (zh) * 2022-11-07 2023-02-07 四川亿欣新材料有限公司 一种碳酸钙颗粒度检测方法
US20260116819A1 (en) * 2023-03-28 2026-04-30 Taiheiyo Cement Corporation Particle sorting method, quality evaluation method, and burning process control method
CN118181152B (zh) * 2024-05-15 2024-08-02 杭州泰恩智达装备科技有限公司 固体颗粒添加控制方法、装置及系统
CN119620796B (zh) * 2024-11-30 2025-10-10 山东金创金银冶炼有限公司 基于母液循环的母液罐压力控制方法、系统、介质及产品

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0813063A1 (fr) * 1996-06-10 1997-12-17 Centre Technique De L'industrie Des Papiers Cartons Et Celluloses . Procédé de régulation d'une chaîne de désencrage de pâte à papier et dispositif pour mesurer en continu la quantité de particules contenues dans un liquide
WO2004092677A1 (fr) * 2003-04-17 2004-10-28 Commonwealth Scientific And Industrial Research Organisation Procede et appareil pour tester des fibres
EP1785525A1 (fr) * 2005-11-14 2007-05-16 Metso Automation Oy Mesures d'un procédé papier/carton
WO2007122289A1 (fr) * 2006-04-21 2007-11-01 Metso Automation Oy Procédé et dispositif de mesure pour mesurer une pâte de fibres recyclées
US20110060533A1 (en) * 2009-09-09 2011-03-10 ClearCorp Suspended particle characterization system for a water processing facility

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE384269B (sv) * 1975-04-10 1976-04-26 Kaelle Regulatorer Ab Sett att vid en apparat for bestemning av malgraden hos en genom en rorledning strommande fibersuspension ur ett uttaget prov astadkomma en filtrerande fiberkaka samt anordning for utovanade av settet
US4140609A (en) * 1977-05-10 1979-02-20 Hudson Pulp & Paper Corp. Process for removing colloidal suspensions from a liquid
SE507486C3 (sv) * 1991-09-12 1998-07-13 Valmet Automation Kajaani Ltd Foerfarande och anordning foer maetning av fiberegenskaper med naera-infra-roed-spektroskopi
US5786894A (en) * 1996-10-25 1998-07-28 International Paper Company Measurement of paper pulp and fiber visual characteristics
SE516232C2 (sv) * 2000-04-14 2001-12-03 Stora Kopparbergs Bergslags Ab Sätt vid framställning av massa samt produkt av sättet
US6794671B2 (en) * 2002-07-17 2004-09-21 Particle Sizing Systems, Inc. Sensors and methods for high-sensitivity optical particle counting and sizing
US7508509B2 (en) * 2004-05-04 2009-03-24 Metso Automation Oy Measurement of an object from an image consisting of a pixel matrix
US9618438B2 (en) * 2009-09-09 2017-04-11 ClearCorp System and method for analyzing water samples in a water processing facility
CN103109209B (zh) * 2010-06-28 2015-11-25 绿色视觉系统有限公司 经由超光谱成像和分析实时监控、参数分析、和调节整个区域中的受污染室外空气颗粒物
US9562861B2 (en) * 2011-04-05 2017-02-07 Nalco Company Method of monitoring macrostickies in a recycling and paper or tissue making process involving recycled pulp
CN202133599U (zh) * 2011-06-03 2012-02-01 上海理工大学 一种颗粒粒度检测装置
CA2842503A1 (fr) * 2011-07-21 2013-01-24 Fcpapel Llc Appareil de formation de fabrication de papier a economie d'energie, systeme et procede permettant de reduire la consistance d'une suspension de fibres
CN102392938A (zh) * 2011-08-05 2012-03-28 罗文峰 高浓度固体颗粒悬浮液输送系统及方法
WO2013030462A1 (fr) * 2011-09-02 2013-03-07 Kemira Oyj Dispositif et procédé pour caractériser un matériau solide présent dans des liquides
DE102014001759B4 (de) * 2014-02-10 2016-01-07 Particle Metrix Gmbh Verfahren und Vorrichtung zur schnellen Analyse der Ladungscharakteristik und der Größenverteilung von Partikeln

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0813063A1 (fr) * 1996-06-10 1997-12-17 Centre Technique De L'industrie Des Papiers Cartons Et Celluloses . Procédé de régulation d'une chaîne de désencrage de pâte à papier et dispositif pour mesurer en continu la quantité de particules contenues dans un liquide
WO2004092677A1 (fr) * 2003-04-17 2004-10-28 Commonwealth Scientific And Industrial Research Organisation Procede et appareil pour tester des fibres
EP1785525A1 (fr) * 2005-11-14 2007-05-16 Metso Automation Oy Mesures d'un procédé papier/carton
WO2007122289A1 (fr) * 2006-04-21 2007-11-01 Metso Automation Oy Procédé et dispositif de mesure pour mesurer une pâte de fibres recyclées
US20110060533A1 (en) * 2009-09-09 2011-03-10 ClearCorp Suspended particle characterization system for a water processing facility

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Data Sheet (2016-06-28): L&W Fiber Tester Plus, Lorentzen & Wettre Products, Pulp Measurements. https://library.e.abb.com/public/75aa934ca0644b53939ac0a02180976c/912_LW_Fiber_Tester_Plus_v2.0.pdf *

Also Published As

Publication number Publication date
AT521088A2 (de) 2019-10-15
AT521088A5 (de) 2020-05-15
AT521088B1 (de) 2021-04-15
CA3045229A1 (fr) 2018-06-14
SE1950661A1 (en) 2019-06-04
CA3045229C (fr) 2022-02-01
FI127895B (en) 2019-05-15
WO2018104580A1 (fr) 2018-06-14
FI20165924A7 (fi) 2018-06-06
FI20165924L (fi) 2018-06-06
CN110050100A (zh) 2019-07-23

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