A novel auto-tuning method for fractional order PI/PD controllers

Optimum Settings for Automatic Controllers

Jens Ziegler, Nancy B. Nichols · Transactions of the American Society of Mechanical Engineers · 1942 · 5.2K citations

Engineering, Industrial Engineering, Automation +11

Fractional-order systems and PI/sup /spl lambda//D/sup /spl mu//-controllers

Igor Podlubný · IEEE Transactions on Automatic Control · 1999 · 3.1K citations

Natural Sciences, Systems Engineering, Differential Equations +16

Automatic tuning of simple regulators with specifications on phase and amplitude margins

Karl Johan Åström, Tore Hägglund · Automatica · 1984 · 1.8K citations · Full text

Engineering, Systems Engineering, Design Automation +12

Optimum Setting for Automatic Controllers

J. G. Zieglar · Medical Entomology and Zoology · 1942 · 1.2K citations

Engineering, Systems Engineering, Optimization +8

Revisiting the Ziegler–Nichols step response method for PID control

Κ.J. Åström, T. Hägglund · Journal of Process Control · 2004 · 1K citations

Engineering, Systems Engineering, Process Control +10