Control Solutions

April 6, 2020

DNPC at VDL

Application to a Walking Beam Furnace

Problem: Very complicated control system
Solution: Implementation of a DNPC controller
Result: Improvement of quality and a 5% reduction in gas consumption
April 6, 2020

Improved paper pulp control at Crown van Gelder.

Change of control systems

Problem: Too much fluctuations
Solution: Change of the used control system
Result: An 40% reduction in grinding fluctuations
April 6, 2020

Improved O2 control of wastewater plant.

using the High Performance PID

Problem: Too much variance of the O2 percentage
Solution: Implementation of the High-Performance PID (HP-PID)
Result: An 80% reduction of O2 variations.
April 6, 2020

DNPC control of dutch polder ‘Waterlandse Boezem’.

control of the water level using two pumping stations

Problem: The controller had to satisfy complicated on/off criteria, to minimize pumping activity during expensive day hours.
Solution: A Digital Non Modle Predictive Controller to find the optimal pump settings to maintain the water level within the limits
Result: A 5% reduction in energy consumption.