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Winding principles part 3 - drum torque control methods, summary

When web tension and drum nip pressure are constant, drum torque will assure uniform or diminishing roll hardness from the core toward the outside of the rolls.

Keys to optimize drying efficiency; start with the felt tension

Increased felt tension can optimize drying efficiency and improve paper quality. However, a thorough evaluation of machinery and close monitoring of felt tension, along with a complete maintenance program, are the keys to a headache-free dryer section.

White water opportunities for energy, fiber & water savings (webinar)

Most operating PMs have opportunities for cost savings via improvements in treatment and use of the excess white water from forming and press sections - WEBINAR

Floor protection in recovery boilers with decanting floors

Optimizing both the floor protection methods and materials and the cooling, washing and cleaning practices can yield significant savings in mill outage time and corresponding increases in mill production and reduced risk of mechanical damage due to mechanical cleaning or hydro blasting during floor cleaning.

Explanation of size press edge wipe operation and proper setup

Improper setup of the edge wipe when running starch means poor doctoring results outside the sheet path. Extension past the holder is a critical part of setup.

Troubleshooting roll defects - causes and corrective actions

Wound roll defects are described and possible causes and associated corrective actions are presented for each defect.

Press fabric monitoring explains machine operating performance

Good press felt monitoring and conditioning methods help avoid runnability and quality problems. There is no single approach - but some of the best practices are described in this article.

An introduction to troubleshooting with vibration signatures

The moment an asset is placed in service it is headed towards failure. It is the vibration analyst with tools and techniques, who helps prevent costly downtime.

Know the winder danger zones and related safety equipment

Working in the winder area involves risk to operators and maintenance personnel. Although guards and warning lights and horns help to improve safety, workers must always be aware of the risks involved in each section of the winder.

Speed increase creates suction roll bearing vibration, case study

Analysis of unusually high vibration levels from a suction roll back internal bearing pointed to a recent speed increase. Lubricant and a transducer helped.