SE1751415A1 - Method and measurement apparatus for measuring suspension - Google Patents

Method and measurement apparatus for measuring suspension

Info

Publication number
SE1751415A1
SE1751415A1 SE1751415A SE1751415A SE1751415A1 SE 1751415 A1 SE1751415 A1 SE 1751415A1 SE 1751415 A SE1751415 A SE 1751415A SE 1751415 A SE1751415 A SE 1751415A SE 1751415 A1 SE1751415 A1 SE 1751415A1
Authority
SE
Sweden
Prior art keywords
suspension
determined
optical radiation
measurement apparatus
consistency
Prior art date
Application number
SE1751415A
Other languages
English (en)
Other versions
SE540722C2 (sv
Inventor
Kärki Pasi
Törmänen Matti
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 SE1751415A1 publication Critical patent/SE1751415A1/sv
Publication of SE540722C2 publication Critical patent/SE540722C2/sv

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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/532—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke with measurement of scattering and transmission
    • 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
    • D21H23/78—Controlling or regulating not limited to any particular process or apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/34—Purifying; Cleaning
    • 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
    • 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
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • 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
    • G01N21/85—Investigating moving fluids or granular solids
    • 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 paper pulp
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C7/00—Digesters
    • D21C7/12—Devices for regulating or controlling
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1052—Controlling the process
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres
    • G01N2021/4742—Details of optical heads therefor, e.g. using optical fibres comprising optical fibres
    • G01N2021/475—Bifurcated bundle
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N2021/4764—Special kinds of physical applications
    • G01N2021/4769—Fluid samples, e.g. slurries, granulates; Compressible powdery of fibrous samples
    • 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
    • G01N2021/8444—Fibrous material
    • 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
    • G01N21/85—Investigating moving fluids or granular solids
    • G01N2021/8592—Grain or other flowing solid samples
    • 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
    • G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
    • 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
    • G01N2201/062—LED's
    • 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
    • G01N2201/0826—Fibre array at source, distributing
    • 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
    • G01N2201/0833—Fibre array at detector, resolving
SE1751415A 2016-12-08 2017-11-16 Method and measurement apparatus for measuring suspension SE540722C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20165938A FI127260B (sv) 2016-12-08 2016-12-08 Förfarande och mätanordning för mätning av suspension

Publications (2)

Publication Number Publication Date
SE1751415A1 true SE1751415A1 (sv) 2018-06-09
SE540722C2 SE540722C2 (sv) 2018-10-23

Family

ID=61008621

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1751415A SE540722C2 (sv) 2016-12-08 2017-11-16 Method and measurement apparatus for measuring suspension

Country Status (8)

Country Link
US (1) US10261015B2 (sv)
JP (1) JP6295367B1 (sv)
CN (1) CN108181253B (sv)
AT (1) AT519438B1 (sv)
CA (1) CA2986361C (sv)
DE (1) DE102017128828B4 (sv)
FI (1) FI127260B (sv)
SE (1) SE540722C2 (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI128736B (sv) 2018-03-09 2020-11-13 Valmet Automation Oy Förfarande och mätanordning för mätning av suspension
KR102593815B1 (ko) * 2019-04-19 2023-10-25 가부시키가이샤 후지킨 농도 측정 장치

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4787749A (en) * 1985-11-28 1988-11-29 Canon Kabushiki Kaisha Method and apparatus for measuring the thickness of a thin film using the spectral reflection factor of the film
SE463118B (sv) * 1988-02-26 1990-10-08 Btg Kaelle Inventing Ab Foerfarande och anordning foer bestaemning av koncentrationen av ett aemne som aer bundet till partiklar i ett stroemmande medium
US4837446A (en) * 1988-03-31 1989-06-06 International Paper Company Apparatus and process for testing uniformity of pulp
US5220172A (en) * 1991-09-23 1993-06-15 The Babcock & Wilcox Company Fluorescence analyzer for lignin
SE509036C2 (sv) * 1993-06-29 1998-11-30 Foss Tecator Ab Förfarande för mätning av kemiska och fysikaliska parametrar för att karakterisera och klassificera vattensuspensioner
US5486915A (en) * 1994-04-12 1996-01-23 The Babcock & Wilcox Company On-line measurement of lignin in wood pulp by color shift of fluorescence
US5500735A (en) 1994-07-18 1996-03-19 Pulp And Paper Research Institute Of Canada Method and apparatus for on-line measurement of pulp fiber surface development
US6118521A (en) * 1996-01-02 2000-09-12 Lj Laboratories, L.L.C. Apparatus and method for measuring optical characteristics of an object
JP3898307B2 (ja) * 1997-11-05 2007-03-28 三菱レイヨン株式会社 光応答型粒子濃度計
US6475339B1 (en) * 1999-06-03 2002-11-05 Lnstitute Of Paper Science And Technology, Inc Method for rapidly determining a pulp kappa number using spectrophotometry
US6551451B2 (en) * 1999-12-23 2003-04-22 Pulp And Paper Research Institute Of Canada Method for determining liquid content in chemical pulps using ramen spectrometry
DE60018208T2 (de) * 1999-12-23 2006-01-12 Pulp And Paper Research Institute Of Canada Bestimmung der kappa-nummer in chemischem zellstoff durch ramanspektroskopie
FI116699B (sv) 2000-01-21 2006-01-31 Metso Automation Oy Förfarande och mätanordning för mätning av suspension
US20030003000A1 (en) * 2001-06-29 2003-01-02 Shepherd Samuel L. Polyurethane stator for a progressive cavity pump
US6794671B2 (en) * 2002-07-17 2004-09-21 Particle Sizing Systems, Inc. Sensors and methods for high-sensitivity optical particle counting and sizing
CA2547788C (en) * 2003-12-03 2011-10-11 Pulp And Paper Research Institute Of Canada Circularly polarized light method and device for determining wall thickness and orientations of fibrils of cellulosic fibres
CN100538337C (zh) 2005-03-04 2009-09-09 Fp创新研究中心 用可见近红外光谱术确定化学纸浆卡帕值的方法及纸浆生产线
FI120163B (sv) * 2005-04-04 2009-07-15 Metso Automation Oy Ändring och mätning av konsistens
US20070004515A1 (en) * 2005-07-01 2007-01-04 Bin Li Portable advertisings display method and system that integrate with wireless network and internet
US20070045157A1 (en) * 2005-08-29 2007-03-01 Kajzer Wieslaw C Recovery of pin chips from a chip washing reject stream
US20110073264A1 (en) * 2009-08-13 2011-03-31 The Research Foundation Of State University Of New York Kraft-Pulping of Hot Water Extracted Woodchips
CN102071721A (zh) * 2010-11-19 2011-05-25 浙江省电力设计院 电厂循环水进排水管沟叠合布置结构
JP5684655B2 (ja) * 2011-06-24 2015-03-18 王子ホールディングス株式会社 漂白工程の多変数制御方法及びその装置
FI124654B (sv) * 2012-12-21 2014-11-28 Metso Automation Oy Mätning av partiklar i suspension
US10371378B2 (en) * 2013-12-20 2019-08-06 John Zink Company, Llc Method and apparatus for monitoring port blockage for TDLAS measurements in harsh environments
CN104020083B (zh) * 2014-06-13 2016-06-29 重庆大学 一种确定水中悬浮颗粒物散射特性的方法
FI126688B (sv) * 2014-06-30 2017-03-31 Upm Kymmene Corp Förfarande och anordning för att kontrollera kvaliteten av nanofibrillär cellulosa
JP2016032982A (ja) * 2014-07-31 2016-03-10 アイシン精機株式会社 サンルーフの排水装置
CN205643091U (zh) * 2016-05-18 2016-10-12 武汉市普瑞思高科技有限公司 空气悬浮颗粒浓度检测装置

Also Published As

Publication number Publication date
CA2986361A1 (en) 2018-01-24
CN108181253B (zh) 2020-10-16
DE102017128828B4 (de) 2019-07-04
JP6295367B1 (ja) 2018-03-14
FI20165938A (sv) 2018-02-15
US20180164212A1 (en) 2018-06-14
FI127260B (sv) 2018-02-15
CA2986361C (en) 2019-09-24
JP2018096983A (ja) 2018-06-21
AT519438A1 (de) 2018-06-15
US10261015B2 (en) 2019-04-16
AT519438B1 (de) 2018-12-15
SE540722C2 (sv) 2018-10-23
DE102017128828A1 (de) 2018-06-14
CN108181253A (zh) 2018-06-19

Similar Documents

Publication Publication Date Title
CN106940247A8 (zh) 用于对多光纤阵列dut进行otdr测量的多模发射系统以及进行该测量的方法
BR112017017942A2 (pt) sensores de fibra óptica de interior de poço com interrogador óptico de interior de poço
BR112017009879A2 (pt) processo para a produção de uma polpa tratada, polpa tratada e fibras têxteis produzidas a partir da polpa tratada
SG10201909423PA (en) Determination of water treatment parameters based on absorbance and fluorescence
WO2016087402A3 (de) Verfahren zur kalibrierung eines spektralradiometers
WO2014201057A3 (en) Devices and methods for characterization of distributed fiber bend and stress
EP3032237A3 (en) Method for referencing an optical power loss measurement system, and associated computer readable memory and oplm system
BR112017000843A2 (pt) método de diagnóstico de balança de pesagem
BR112017009498A2 (pt) método e aparelho de seleção e resseleção de célula
CL2016002632A1 (es) Sistema de calibracion de brazo
SE1751415A1 (sv) Method and measurement apparatus for measuring suspension
BR112014005117A2 (pt) método para selecionar um equipamento eletrônico
BR112018000452A2 (pt) medições de função de barreira
UA109254U (uk) Оптоволоконний датчик для вимірювання деформацій контейнмента ядерного реактора
MX2016006903A (es) Metodo para operar una pluralidad de maquinas de medicion y aparato completo que comprende al menos dos maquinas de medicion.
EP3862745A4 (en) INSTRUMENT FOR THE OPTICAL MEASUREMENT OF TRACE SUBSTANCES AND MEASUREMENT PROCEDURES
EA201791594A1 (ru) Текстильное изделие, покрытое активной внешней поверхностью и активной внутренней поверхностью и содержащее оптические волокна
AR100316A1 (es) Medición de carga en el gancho
FR3030274B1 (fr) Procede de coloration des fibres keratiniques mettant en œuvre du henne pre-hydrolyse et decontamine
MY189864A (en) Mark authentication from light spectra
SA519401089B1 (ar) وسيلة فحص لوحدة ألياف بصرية وطريقة لتصنيع وحدة ألياف بصرية
BR112017020040A2 (pt) dispositivo de computação óptico e método de computação óptico
FR3076714B1 (fr) Procédé de coloration homogène de fibres kératiniques
PL412756A1 (pl) Metoda optycznej stymulacji luminescencji z modulacją kształtu pasma stymulacji.
BR112017017335A2 (pt) processo para medição não invasiva de um parâmetro fisiológico por meio de um dispositivo de medição espectroscópica confocal