Optimal-tuning nonlinear PID control of hydraulic systems

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

Process Dynamics and Control

Chemical & Engineering News · 1978 · 1.8K citations · Full text

Engineering, Chemical Engineering, Chemistry +6

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

Process dynamics and control

Choice Reviews Online · 1990 · 835 citations

Engineering, Chemical Engineering, Chemistry +6

Refinements of the Ziegler–Nichols tuning formula

C.C. Hang, K.J. Åström, Weng Khuen Ho · IEE Proceedings D Control Theory and Applications · 1991 · 721 citations

Engineering, Computational Engineering, Optimization +13