We accept the challenge! www.andritz.com

…the state of art in chip analysis technology ScanChip optical analysis system

2

Analysis of chip quality: Chip dimensions (length, width,

thickness) Simulates different mechanical lab.

standard methods for chip size distribution (e.g. SCAN)

Optical analysis system

t

ScanChip

3

ScanChip Online and/or Laboratory chip analyser

Chips from automatic sampler…

Return conveyor

…or other types of chips

4

ScanChip Chip sampler

10 litres of chips

1

2

SAMPLER BUCKET

5

ScanChip Advantages – Applications

Better knowledge of the wood raw material – The biggest cost in pulp production Installation positions:

After chipper – Optimal knife changes intervals Chip screening – Control for less variations in pin chips and fines Before pulping process – Cont./batch digesters, refiners Sawmill chips receiving

Laboratory chip analyser

6

Vibrating conveyor 1 – control the feeding velocity Vibrating conveyor 2 – separate the

chips Measurement conveyor – frequency-

controlled Camera and laser Electrical cabinet PC, touch screen, keyboard, mouse

Chip sampler (pneumatic cabinet) Return conveyor (-s)

Components ScanChip

7

ScanChip User interface

8

ScanChip Result report (page 1)

9

ScanChip Result report (page 2)

Nominal chip length

10

Possible to analyse more chip properties

Additional modules Moisture content Brightness

In the future Bark content Bulk density

Chip quality analysis system – Development ScanChip

11

ScanChip Online installation – 2 chip samplers

12

ScanChip Online installation – 2 chip samplers

13

ScanChip Chip quality analysis system