Up and Running articles
Up and Running articles
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ServoNavitas - your toolbox for refiner segment technology
Refining is the key process when producing both mechanical pulp and fiberboard. Valmet continuously develops refiner segment technology to improve customer competitiveness. As a result of this development we present a new unidirectional segment concept called ServoNavitas.
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Rick's Tips - Monitoring roll condition
Paper machine rolls require a wide variety of maintenance and repairs throughout their running lives. The most effective method for preventing and alleviating problems is to continuously monitor roll performance and conditions.
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Field Report - Common hydraulic valves, cartridge pressure relief valves
Pressure relief valves are used to prevent over pressurization in the hydraulic circuit. They are located close to the pumps and reservoir tank or close to the equipment to safeguard from over pressurization.
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Methanol, from waste byproduct to valuable fuel
Technology has been used for several years to liquify methanol from SOG. A new process has been developed to produce purified methanol that can be sold as a green renewable fuel, transforming an undesirable waste byproduct into a potential new revenue stream for the pulp mill.
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Rick's Tips - Hydraulic power unit troubleshooting
Troubleshooting HPUs is easier when you evaluate the symptoms to determine root causes. These troubleshooting charts will help diagnose problems related to pumps, leaks, pressure, noise and heat.
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Valmet Performance Center - the channel to your process support
The Valmet Performance Center is described, including how it works and actual results we have achieved with a customer while operating under a Performance Agreement.
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Field Report - Fabric guiding overview
Guiding of all types of fabrics follows similar basic rules, guidelines, and setup procedures. Here are some of the most important ones…
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Reduce tissuemaking costs and improve profiles with Advantage AirCap Heli
Valmet's patented Advantage AirCap Heli reduces the energy consumption required for drying tissue, while improving cross machine profiling and drying uniformity. Results have proven that AirCap Heli can reduce 2-sigma values.
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Rick's Tips - Airide maintenance
Periodically, airides should be inspected and adjusted or replaced as required. This article describes their construction, adjustment and assembly.
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Save energy in grinding with Valmet Grinding Services Galileo
With the diamond coated surfaces of Galileo grinding segments, mills can both improve energy efficiency and production of the grinder. Possibilities include cost savings of 20 EUR/ton, increased pulp production of 25-40% and improved fiber quality.