Voith, Paper Machine, 2850mm Width, 590 MPM, 150 Ton/Day

Description

  1. Overview
    1. Equipped to manufacture different paper grades for the printing and writing segment.
    2. Coating base paper was the main product manufactured in this machine during the last years.
  2. Specifications
    1. Width: 2850 mm
    2. Max. speed: 590 mpm
    3. Basis weight range: 54 - 250 gr/m2
    4. Production rate: 150 ton/diameter
    5. Bill blade max.: 12 gr/m2
  3. Headbox and Forming Section
    1. Head box with mode lip from Voith, to control the basis weight profile.
    2. Forming board and press section.
    3. Dandy roll.
    4. Press pick-up.
    5. 1st press.
    6. 2nd press.
    7. Press offset.
    8. Vacuum pumps Voith 14E.
  4. 1st Dryer Stage
    1. The 1st stage of steam dryer cylinder has 21 cans, is a Voith brand group.
    2. Dryer cylinders data.
  5. Bill Blade and IR
    1. After the 1st stage of dryers the machine has a ABB Accuray scanner to measure the paper important properties, next it has a bill blade coater.
    2. Then the paper is transported through a air cb-turn, to the Krieger infra-red system.
    3. The Krieger emitter are the K6500 metallic model.
  6. 2nd Dryer Stage
    1. After the IR dryer stage, the machine has a 2nd battery of dryers as is in the following scheme.
  7. Calender
    1. The Honeywell Calcoil CD control system is installed on the Hunt & Muscrop calender.
    2. After this control equipment, is installed the 2nd ABB Accuray scanner and a Honeywell web inspection system.
    3. Pope reel change is fully automatic.
  8. Drives and Control System
    1. DCS - Foxboro IA + Allen Bradley PLC network.
    2. 2 accuracy ABB scanner, basis weight, calliper, moisture, ash, formation.
    3. Web inspection system by Honeywell.
    4. Automatic CD profile control for basis weight, Voith Profilmatic with modulelip, stepper motor actuators.
    5. Automatic CD profile control for calliper, with Honeywell Cal Coil, induction control.
    6. Automatic CD profile control by Honeywell, Devronizer steam box over the press section.
  9. Regenerative Drives with AC Induction Motors
    1. Drives, ABB ACS800.
    2. ABB M3BP motors.
    3. Flender gearboxes.
    4. Hilliard disk brakes.