Vacuum System Case Studies For Tissue

Lee&Man Tissue PM9, 10, 11, 12, China
NEW TISSUE MACHINE VACUUM SYSTEM (Tissue 5.6m)

RESULTS

  • Two EP500-D1 Turbo blower units to fulfill the vacuum requirements
  • Only one Turbo blower is used
  • Vacuum levels optimized based on Ecoflows
  • Energy efficiency targets reached
  • Turbo exhaust air heat recovery system
  • No seal water, no cooling water

Confidential PM1, Italy
TISSUE MACHINE VACUUM SYSTEM REBUILD (Tissue 2.75m)

RESULTS


  • Energy savings > 250 kW (50% of the original situation)
  • No seal water
  • Vacuum levels optimized thanks to Ecoflow system and PSR doctor improvement

Confidential TM3, UK
VACUUM SYSTEM REBUILD WITH TURBO BLOWER

RESULTS


  • Energy savings 447 kW (almost 50% less than the original situation)
  • 75% less water usage
  • Better control of the process with the help of Ecoflow system

Confidential TM3, Colombia
VACUUM SYSTEM REBUILD WITH RUNTECH EP BLOWERS (TAD Tissue)

RESULTS


  • Energy savings up to 1000 kW (Nearly 50% of the original situation)
  • Less seal water
  • Better vacuum control with frequency converter driven blowers

Ipek Kagit TM3, Turkey
TISSUE MACHINE VACUUM SYSTEM REBUILD (Tissue 5.6m)

RESULTS


  • Energy saving up to 350 kW (50% of the original situation)
  • No seal water
  • Vacuum levels optimized thanks to Ecoflow system

Confidential Tissue PMx
TISSUE MACHINE VACUUM SYSTEM REBUILD (Tissue 5.6m)

RESULTS

  • Energy saving 150 - 250 kW
  • No seal water
  • Vacuum levels are optimized based on Ecoflow system

Confidential Tissue PMx
TISSUE MACHINE VACUUM SYSTEM REBUILD (Tissue 2.85m)

RESULTS


  • Energy savings 450 kW (65% of the original situation)
  • No seal water
  • Vacuum levels optimized thanks to Ecoflow system and PSR doctor improvement

ICT Kostrzyn PM14.
NEW TISSUE MACHINE VACUUM SYSTEM (Tissue 5.6m)

RESULTS

  • EP500-S Turbo blower is for the uhle box in case higher vacuums are needed
  • EP500-D1 Turbo blower is for suction turning roll
  • Vacuum levels optimized based on Ecoflows
  • Possibility to run with one turbo – back-up
  • Energy efficiency targets reached
  • Turbo exhaust air heat recovery system
  • No seal water, no cooling water

Confidential Greenfield PM1.
NEW TISSUE MACHINE VACUUM SYSTEM (Tissue 5.6m 30 000 t/a)

RESULTS

  • With new felts the system is operated with two turbos and after 2-4 days only with one turbo
  • Energy efficiency targets reached
  • Turbo exhaust air heat recovery system
  • No seal water, no cooling water
  • Compact design with Ecodrop water separators

Confidential Rebuild Project
FULL VACUUM SYSTEM MODERNIZATION (Tissue 3.8m)

PM1

  • Two liquid ring pumps and two fixed speed blowers replaced with one EP500-700-S Turbo blower
  • One old liquid ring pump is serving a felt uhle box
  • Energy savings 500 kW (60% savings)

PM2

  • Old liquid ring pumps replaced with EP500-700-S Turbo blower
  • Energy savings 500 kW (60% savings)

RESULTS

  • Project energy savings 1 000 kW
  • No seal water, minimum piping work

SCA Finland, Nokia PM7
VACUUM SYSTEM REBUILD (Tissue 3.5m 1460 m/min)

RESULTS


  • Energy savings 441 kW
  • Water savings 60 000 m3/a