WO2008046914A1 - Dispositif de détermination de paramètres d'un flux de particules de matière en vrac - Google Patents

Dispositif de détermination de paramètres d'un flux de particules de matière en vrac Download PDF

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Publication number
WO2008046914A1
WO2008046914A1 PCT/EP2007/061222 EP2007061222W WO2008046914A1 WO 2008046914 A1 WO2008046914 A1 WO 2008046914A1 EP 2007061222 W EP2007061222 W EP 2007061222W WO 2008046914 A1 WO2008046914 A1 WO 2008046914A1
Authority
WO
WIPO (PCT)
Prior art keywords
particle
parameters
spectrometer
particles
camera
Prior art date
Application number
PCT/EP2007/061222
Other languages
German (de)
English (en)
Inventor
Marquardt Freiherr Von Hodenberg
Original Assignee
Haver & Boecker Ohg
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 Haver & Boecker Ohg filed Critical Haver & Boecker Ohg
Priority to EP07821586A priority Critical patent/EP2082213A1/fr
Publication of WO2008046914A1 publication Critical patent/WO2008046914A1/fr

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Classifications

    • 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
    • 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
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
    • 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
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
    • 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
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N2015/0096—Investigating consistence of powders, dustability, dustiness
    • 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

Definitions

  • the invention relates to a device for determining particle parameters of a bulk material particle stream, comprising a device for particle shape analysis, which has a detection and evaluation device containing at least one or more cameras for determining particle parameters by means of a numerical evaluation of digital image files generated by the camera.
  • Such a device is e.g. from DE 201 17 495 Ul or EP 1 696 223 A.
  • a device of the aforementioned type wherein furthermore the at least one or at least one of the cameras is operated in the backlight method and wherein the particle parameters comprise at least the particle shape and / or the particle size, and with a spectrometer for additional determination of material parameters or the material nature of the particles of the particle stream.
  • the spectrometer is designed as an NIR spectrometer - near-infrared spectrometer) - and is also preferably designed to determine physical parameters of the particles of a preferably non-viscous particle flow.
  • the photographic images are taken on particles that fall freely in air or other gas.
  • the spectrometer prefferably integrated into the device in a simple and compact manner, for example by assigning it in a simple manner to a hopper which the material flow at which the measurement is to be performed passes.
  • the spectrometer with a delivery unit such as a belt or metering device.
  • Fig. 1 is a schematic representation of the structure of a device according to the invention in, working backlight method
  • Fig. 2 is a representation corresponding to Figure 1, but with a working in incident light color detection camera.
  • the 1 shows a device 1 for determining particle parameters of a bulk material particle flow.
  • This has a detection and evaluation device 3 containing at least one or more cameras 2 and a data processing device 4.
  • the device 3 is designed to determine particle parameters by means of a numerical evaluation of digital image files of a particle stream 5 of particles 6 generated by the camera 2.
  • the camera 2 is operated with a backlight 10 in the backlight method, so that an image containing only gray scale is recorded, from which the particle shape and / or the particle size of the bulk material particles can be determined numerically as a particle parameter.
  • the image files on a bulk material particle stream 5 are excluded from particles 6 which flow through a funnel 7 onto a conveyor - here a conveyor belt 8 - from which the particles fall down in free fall, the image files preferably being absorbed by the falling particle flow.
  • the device 1 is further provided with a spectrometer 9 for determining the material nature of the particles of the particle stream.
  • This spectrometer 9 is preferably configured as an NIR spectrometer-near-infrared spectrometer-and is used in particular for determining physical parameters such as the density and viscosity of the particles of the particle stream or else for determining the chemical composition of the particles of a particle mixture ,
  • the spectrometer is used to analyze the radiation intensity as a function of the frequency or the wavelength of the light used for the analysis, whose wavelength is preferably in the range of the near infrared according to the invention.
  • the respective composition of the bulk material flow is determined.
  • the further evaluation - in particular a particle shape determination - provides further information about the proportion of the respective constituents / molecules in the bulk material flow.
  • the two devices according to the invention can be readily integrated into a device.
  • the spectrometer 9 is preferably assigned to the hopper 7 or the conveyor belt 8. However, it can also be integrated into another position of the device in this.
  • FIG. 2 shows a device in which the camera 2 or the cameras 2 are each designed as a color recognition camera and the device 3 is assigned a light source 11 which operates in incident light mode, so that the color information of the particles of the particle stream can also be determined.
  • the light source 11 is arranged on the same side of the particle stream, at which the camera or the cameras are located.

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

L'invention concerne un dispositif destiné à la détermination de paramètres de particules d'un flux de particules, dispositif comprenant une unité de détection et d'évaluation renfermant au moins une ou plusieurs caméras, pour la détermination de paramètres de particules au moyen d'une évaluation numérique de fichiers images numériques générés par les caméras suivant un processus de contre-jour, caractérisé en ce qu'il comprend un spectromètre NIR intégré au dispositif, utilisé pour la détermination des propriétés de la matière des particules du flux de particules. En variante, une caméra d'identification couleur fonctionnant suivant un processus en lumière réfléchie peut être utilisée pour la détermination d'informations couleur sur les particules du flux de particules.
PCT/EP2007/061222 2006-10-20 2007-10-19 Dispositif de détermination de paramètres d'un flux de particules de matière en vrac WO2008046914A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP07821586A EP2082213A1 (fr) 2006-10-20 2007-10-19 Dispositif de détermination de paramètres d'un flux de particules de matière en vrac

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200610049517 DE102006049517A1 (de) 2006-10-20 2006-10-20 Vorrichtung zur Bestimmung von Parametern eines Schüttgut-Partikelstromes
DE102006049517.9 2006-10-20

Publications (1)

Publication Number Publication Date
WO2008046914A1 true WO2008046914A1 (fr) 2008-04-24

Family

ID=39092271

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/061222 WO2008046914A1 (fr) 2006-10-20 2007-10-19 Dispositif de détermination de paramètres d'un flux de particules de matière en vrac

Country Status (3)

Country Link
EP (1) EP2082213A1 (fr)
DE (1) DE102006049517A1 (fr)
WO (1) WO2008046914A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103728231A (zh) * 2014-01-15 2014-04-16 江苏中烟工业有限责任公司 一种料液雾化液滴粒径的检测方法
CZ305570B6 (cs) * 2013-06-03 2015-12-16 Vysoké Učení Technické V Brně Způsob kontinuálního měření vlhkosti jemných sypkých materiálů a zařízení pro tento způsob měření
EP2600288B1 (fr) 2011-12-01 2017-08-23 Data Detection Technologies Ltd. Procédé et appareil permettant de distribuer des articles
US10168693B2 (en) 2016-09-15 2019-01-01 Bext Holdings, Inc. Systems and methods of use for commodities analysis, collection, resource-allocation, and tracking
DE102019130883A1 (de) * 2019-11-15 2021-05-20 Swat Automation Gmbh Verfahren und Vorrichtung zur Erkennung von Fremdkörpern

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009056503A1 (de) 2009-12-02 2011-06-09 Haver & Boecker Ohg Partikelmessgerät, insbesondere zur Analyse von Korngrößen feiner und feinster Schüttgüter
DE202011109943U1 (de) 2011-10-10 2012-11-15 J. Engelsmann Ag Vorrichtung zur Bestimmung der Größe von Partikeln in Siebgut
DE102022118687A1 (de) 2022-07-26 2024-02-01 Koenig & Bauer Ag Vorrichtung zum Zuführen pulverförmigen Materials in einen Walzenspalt sowie Beschichtungsvorrichtung mit einer solchen Vorrichtung

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EP0195420A2 (fr) * 1985-03-22 1986-09-24 BASF Aktiengesellschaft Dispositif de mesure pour l'analyse de la taille de particules
US5448069A (en) * 1991-04-23 1995-09-05 Buhler Ag Maschinenfabrik Infrared measurement of constituents of particulate foodstuffs
WO1998030886A1 (fr) * 1997-01-07 1998-07-16 Maztech Microvision Ltd Dispositif et procede servant a quantifier les caracteristiques physique de produits granulaires
WO2001084115A1 (fr) * 2000-04-28 2001-11-08 Norsk Hydro Asa Procede et systeme pour analyse automatique de particules
EP1302764A1 (fr) * 2001-10-10 2003-04-16 Borealis Technology Oy Analyse de données de particules
WO2004051237A1 (fr) * 2002-11-27 2004-06-17 E.I. Du Pont De Nemours And Company Procede et appareil pour la mesure de quantites de particules non cohesives dans un melange
DE102005055825A1 (de) * 2005-11-23 2007-05-24 Basf Ag Vorrichtung und Verfahren für die automatische Bestimmung der individuellen dreidimensionalen Partikelform

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KR20000077034A (ko) * 1999-04-22 2000-12-26 사따께 사또루 입상물의 품질을 평가하기 위한 장치 및 방법
DE19946110C1 (de) * 1999-09-17 2001-02-01 Apsys Advanced Particle System Optisches Verfahren zur Charakterisierung von Partikeln in einem System, z.B. einem Reinraum, und Vorrichtung zur Durchführung des Verfahrens
DE20117495U1 (de) * 2001-10-25 2002-02-21 Haver & Boecker Einrichtung zur Bestimmung der Partikelgrößen eines Partikelstromes
ITMO20030170A1 (it) * 2003-06-12 2004-12-13 Map S R L Metodo e apparecchio per analizzare la concentrazione
DE102004008762B4 (de) * 2004-02-23 2006-10-12 Erwin Kayser-Threde Gmbh Verfahren und Vorrichtung zur Detektion und zum Identifizieren von Biopartikeln
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EP0195420A2 (fr) * 1985-03-22 1986-09-24 BASF Aktiengesellschaft Dispositif de mesure pour l'analyse de la taille de particules
US5448069A (en) * 1991-04-23 1995-09-05 Buhler Ag Maschinenfabrik Infrared measurement of constituents of particulate foodstuffs
WO1998030886A1 (fr) * 1997-01-07 1998-07-16 Maztech Microvision Ltd Dispositif et procede servant a quantifier les caracteristiques physique de produits granulaires
WO2001084115A1 (fr) * 2000-04-28 2001-11-08 Norsk Hydro Asa Procede et systeme pour analyse automatique de particules
EP1302764A1 (fr) * 2001-10-10 2003-04-16 Borealis Technology Oy Analyse de données de particules
WO2004051237A1 (fr) * 2002-11-27 2004-06-17 E.I. Du Pont De Nemours And Company Procede et appareil pour la mesure de quantites de particules non cohesives dans un melange
DE102005055825A1 (de) * 2005-11-23 2007-05-24 Basf Ag Vorrichtung und Verfahren für die automatische Bestimmung der individuellen dreidimensionalen Partikelform

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See also references of EP2082213A1 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2600288B1 (fr) 2011-12-01 2017-08-23 Data Detection Technologies Ltd. Procédé et appareil permettant de distribuer des articles
CZ305570B6 (cs) * 2013-06-03 2015-12-16 Vysoké Učení Technické V Brně Způsob kontinuálního měření vlhkosti jemných sypkých materiálů a zařízení pro tento způsob měření
CN103728231A (zh) * 2014-01-15 2014-04-16 江苏中烟工业有限责任公司 一种料液雾化液滴粒径的检测方法
US10168693B2 (en) 2016-09-15 2019-01-01 Bext Holdings, Inc. Systems and methods of use for commodities analysis, collection, resource-allocation, and tracking
US10545491B2 (en) 2016-09-15 2020-01-28 Bext Holdings, Inc. Systems and methods of use for commodities analysis, collection, resource-allocation, and tracking
DE102019130883A1 (de) * 2019-11-15 2021-05-20 Swat Automation Gmbh Verfahren und Vorrichtung zur Erkennung von Fremdkörpern

Also Published As

Publication number Publication date
DE102006049517A1 (de) 2008-04-24
EP2082213A1 (fr) 2009-07-29

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