Introduction

The felts and wires of paper machine clothings are subject to many disturbances. Major clothing offsets are detrimental to both quality and quantity of paper production.

Introduction
Control loop
Position sensors
Modes of position control
Position controller
Networking
Diagnostics/Teleservice
Operator panels
Interfaces
Felt and wire guide systems
Fabric monitoring

Incorrect fabric position

Rotating felts and wires tend to wander laterally with respect to the fabric run. Consequences:

shorter fabric service life
destroyed fabrics

E+L Database Details

Correct fabric position

Precise fabric rotation engenders:

higher quality and quantity in paper production
long fabric service life
better fabric tension control

E+L Database Details

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