Inspec keywords: fuzzy control; load regulation; neurocontrollers; stability; uncertain systems; frequency control; power system control; adaptive control; three-term control; Lyapunov methods; Hopfield neural nets; optimisation; power system interconnection; PI control

Other keywords: hardware-in-the-loop; optimisation problem; governor dead band; two-area interconnected power system; real-time digital simulator; dynamic interconnected power system; differential equations; area control error; closed-loop system; generator rate constraint; uncertainties; Lyapunov stability analysis; three-area power system; PID controller parameters; propounded controller performance; system model; generalised Hopfield neural network-based self-adaptive PID controller; objective function; GHNN; imprecisely modelled system dynamics; load frequency control; proportional–integral–derivative controller; fuzzy-based proportional–integral controllers; system parameter variations; load demands

Subjects: Power system management, operation and economics; Optimisation techniques; Neurocontrol; Fuzzy control; Stability in control theory; Power system control; Control of electric power systems; Self-adjusting control systems; Optimisation techniques; Frequency control