


ZNTUNE Ziegler-Nichols tuning algorithm based on time response
Usage: [Kp,Ki,Kd] = ZNTUNE(K,L,T,ctrlType)
where [Kp, Ki, Kd] - controller parameters,
K, L, T - FOPDT model parameters
ctrlType - 1, 2 or 3 for P, PI or PID controller