Perturbation-based pH control systems for buffer and equivalence points. - Sanghun Lim; Jea Pil Heo; Gwangnoh Ahn; Kyung Hwan Ryu; Su Whan Sung; Jietae Lee (Comput. Chem. Eng., 2022)

A new PID controller design using differential operator for the integrating process. - Sanghun Lim; Youngjin Yook; Jea Pil Heo; Chang Gyu Im; Kyung Hwan Ryu; Su Whan Sung (Comput. Chem. Eng., 2023)

Pulse response method for the Wiener-type nonlinear process identification. - Sanghun Lim; Jea Pil Heo; Kyung Hwan Ryu; Su Whan Sung; Jietae Lee; Friedrich Y. Lee (Comput. Chem. Eng., 2023)