Optimal proportional–integral–derivative set‐point weighting and tuning rules for proportional set‐point weights

M Hast, T Hägglund - IET Control Theory & Applications, 2015 - Wiley Online Library
In this study, design of low‐order feedforward controllers from both reference signal and
measurable disturbance for proportional–integral–derivative (PID) controllers is considered …

[PDF][PDF] Paper IV

OGT Hägglund - Analysis and Design of Software-Based Optimal …, 2015 - lucris.lub.lu.se
Even though PID control has been available for a long time, there are still no tuning methods
including derivative action that have gained wide acceptance in industry. Also, there is still …