lezing 2 best sorting

7/28/2019 Lezing 2 Best Sorting

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Optical sorting in food

and in recycling

FOTONICA EVENEMENT 2011

Christiaan Fivez, CTO BEST N.V1



DO YOU LIKE THESE DELICACIES ?

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Laser sortingsince 1983 !! (28 years)

ES2000/3000

Paris 1983

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Sorting since 1976….

MAT2000

History



Bert Van der Auwera

Eddy De ReysMarc Ruymen

Paul Berghmans

BEST I1996 BEST founded by four engineers.

Launch of laser sorter LS9000

History

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2011AGENTSLOCATIONS

BEST-HK

Hong Kong

BEST-NLEindhoven

BEST-BE HQLeuven

BEST-TOBarcelona- SPAIN

BEST-TRIstanbul - Turkey

worldwide network

global support

BEST-USADenver, CO

Locations

BEST-JPTokyo - Japan

BEST-CN

Hangzhou - China

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EYES

BRAINS

HANDS

VEINS

Sorters technology

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BEST is mastering all technologies……

Laser Camera

ShapeWhite laser Induction, Eddy current Fluo

X-ray SWIR

Optical technologies

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WAVELENGTH

FIR VISIBLE UVSOFT

X-RAYSWIR NIR

HARD

X-RAYSg-RAYS

ADIO-

WAVESCMICRO-

WAVES

Source /

Sensor

XRTaser

CCD-cam

Laser

InGaAs-cam

Induction Sensor

Eddy Current Sens. XRD

Conductivity

Permeability

Reflectionspectroscopy

Fluorescence

Reflection /Transmission

LED

Laser

CCD-cam

LED

Laser

CCD-cam

LED

Fluorescence

.....................

Reflection Transmission

Molecular

vibration

modes Color / Pigments

Atomic

density

Material

properties

Detectionprinciple

Application

Structure Structure

Reflectionspectroscopy

Recycling Food,

Recycling

Food,

Tobacco

Food,

Tobacco

Recycling

Food,

Tobacco,

Recycling

Food,

Recycling

Electromagneticinteraction

Technologies

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BEST is mastering all technologies available in these product lines…

Technologies – Product Lines

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Problem

Foreignmaterial

in spinach

From problem to sorter

Distinction

based on

Physical

properties

Spinach containsChlorofyl:

Chlorofyl fluoresces

Foreign mtl not

Position

On

EM spectrum

Visible

WAVELENGTH

FIR VISIBLE UV SOFT

X-RAYS

MICRO-

WAVESSWIR NIR HARD

X-RAYS

Optical

Technology

Laser &

PMT´s

Sorter

Laser scansorter

Helius

with Fluo

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Problem

Distinction

based on

Physical

properties

Position

OnEM spectrum

Optical

Technology Sorter

Foreign mtl in spinach Chlorofyl Visible Laser&PMT´s Helius

Monoproduct: cut carrots Pigments: Caroteen Visible Color camera Genius

Glass inside products Density X-ray T X-ray-tubes &photodiodes Ixus

Glass inside not

Homogeneous products

Dark spots on french fries

Aflatoxine in almonds

Stones in raisins

Wood in frozen vegetables

PET flakes

Shell and hull in NUTS

Density depends

on wavelength

X-ray MS Ixus MSX

Color differences Visible B/W camera Genius

Fluorescence Visible Laser&PMT´sHelius

Hard/Soft: structure NIR Laser&PMT´sHelius

Water content

SWIRVibrations of molecules

Oil content SWIR

Laser&PMT´s

Camera

Helius

GeniusSWIR

X-ray-tubes &

photodiodes

Laser&PMT´s

Helius

Genius

Laser&PMT´s

Camera

Helius

From problem to sorter

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Structure detection

with laser

Optical Technologies: examples

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Visual NIR

Absorption by water

of SWIR-”light”


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Nuts -> Almonds -> Oil content

Visual NIR Combination of SWIR


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Fluorescence by Chlorofyl


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X-ray detection based

on density


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MultiSpectral X-rays


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Detox


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Plastic sorting: Vibrations of C-H and others


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lezing 2 best sorting

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