Paper Satron VCF – Real-time Freeness Values, No Time-Outs

May 31, 2023

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Real-time Freeness Values, No Time-Outs

More precise control over the refining process, results in less waste, higher yield and reduced production costs. Easier said than done. The Satron Lumina VCF provides real-time data on the pulp’s degree of refining to support…
  • Horsepower-days per Ton control
  • Refining Target Freeness Setpoint control
  Whether you are doing an energy balancing act or adjusting plate gap to maintain the target freeness, real-time data supplied in a reliable manner is mission critical.  What does real-time get you?
  • Adjustments  to hit the sweet spot – minimizing energy use while ensuring the pulp is of the right quality
  • Data needed to fine tune process leading to less waste from off-spec production
  • Abnormal situation detection enabling proactive maintenance.
  • Instantaneous comparison of current freeness levels with target levels
  • Energy optimization avoiding excess usage from over-refining and avoiding inferior quality from under-refining

Footprint of an Inline Probe, Because it’s a Probe!

What you’ll need for a real-time freeness transmitter

  • Insertion point
  • Installation of probe into the flow of the pulp
  • A location for the RDU/enclosure and supply power
  • Sampling and Calibration
  • Connectivity to control system
  • Examine it during an outage

Skip the Robot Infrastructure, Get the Freeness Values

What you’ll need for a robot analyzer

  • Insertion points
  • Vibration-free, temperature controlled environment, that is dust-free and well ventilated
  • Connectivity to control systems
  • Water supply, and drainage required for sample dilution & cleaning, and wastewater drainage
  • Access for personnel and equipment because robots require frequent maintenance for optimal functioning
  • Human resources, either your own people or an annual support contract to bring in the robot’s minders.
  • Sampling and Calibration
  • Safety infrastructure like power cut-off, electrical hazard protection, compliance with regulations and standards

Continuous With Little to No Maintenance

  • Most important element is you.  Good sampling, following standard procedures at the beginning, means great calibration
  • Latest LED-based techniques using multi-frequency light transmits strobes of light into the pulp and measuring the back-scatter characteristics
  • Flexible configuration with a standard measuring probe or remote measuring probe
  • Here at WeHAP, we’ve always got a plan (that’s our motto, by the way: “We Have A Plan”). And our plan is to help you make the most of your pulp processing.
  • So, what do you say? Join us on this fascinating journey through the science of recycled pulp processing by becoming a subscriber. Remember, at WeHAP, we’re always looking forward, and “We Have A Plan.”

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