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Up & Running articles

Up & Running articles

10 of 136 documents
  • Aug 15, 2017

    Field Report - Reel secondary arm synchronization

    Secondary arm movements need to move at the same speed both when loading against a new spool and when unloading a full jumbo roll. Otherwise the roll may stop or come off the rails or yield loss may occur.

  • Aug 8, 2017

    Paper mill boiler chemical cleaning - why, when and how?

    Excess deposits inside recovery boiler tubes may cause failure of the tubes, resulting in injuries to personnel, equipment damage and lost production. This article describes the need for and methodology of performing chemical cleaning of your recovery boilers.

  • Aug 1, 2017

    Enhanced process and quality vision

    The Valmet IQ Process and Quality Vision (PQV) system is a comprehensive machine vision solution that covers the entire pulp and paper production process, as well as the production processes for other sheet-based materials.

  • Jul 25, 2017

    Time for a boiler conversion to gas?

    If your power or recovery boilers are older and running on oil or other fuel sources - converting to natural gas may be a wise decision. Valmet has rebuilt several boilers, resulting in a cleaner less costly operation.

  • Jul 18, 2017

    Rick's Tips - Reel structure and glossary of terms

    Proper roll structure requires carefully controlled winding, to enable the resulting parent reel to be stored and unwound in downstream processes in a trouble-free manner. This article presents a glossary of terms and description of roll structure.

  • Jul 11, 2017

    Field Report - The cost of oil leaks

    No matter what their size, oil leaks are a plaguing problem in pulp, paper, board and tissue mills. Calculating their cost can be challenging. Temperature spikes may be one fault.

  • Jul 4, 2017

    Maximum performance with modular service solutions

    Valmet's modular service solutions offer pulp and papermakers clearer choices for the maintenance of rolls and equipment for fiber production. This helps the customer to make wise maintenance choices, for efficiency and maximum performance.

  • Jun 27, 2017

    BHW Beeskow saves energy with PeriVapor

    Installing a PeriVapor mechanical steam separator at BHW Beeskow Holzwerkstoffe fiberboard plant after the Defibrator allowed 1.4MW/h more electricity to be produced in their steam turbine.

  • Jun 20, 2017

    Field Report - Lazy W profile after supercalender

    The lazy "W" roll profile at the calender windup can cause wrinkles, corrugations and baggy lanes. Thermal banding may be the culprit.

  • Jun 13, 2017

    Rick's Tips - Hydraulic maintenance schedules

    The need for hydraulic preventive maintenance is determined over time by operating conditions of the various hydraulic components. The schedules in this article are intended as guidelines. Experience and operating conditions will determine actual schedules.

Up & Running articles

10 of 136 documents