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


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

Cokes furnace control improvements

Using a self-learning feedforward controller

Problem:Pressure peaks in the cokes oven caused the ovens to trip.
Solution: Implementation of a self-learning feedforward controller
Result: 70% Reduction in pressure peaks
April 6, 2020

Control of a gas turbine connected to Blast Furnace

An optimisation of the control system

Problem:The energy generation efficiency was not as expected.
Solution: Grey-Box modeling to optimisation the control system
Result: Energy generation efficiency increased from 35% to 99%