Inspec keywords: load dispatching; evolutionary computation; concave programming; particle swarm optimisation

Other keywords: particle swarm optimisation; six-test systems; swarm intelligence-based optimisation; hybrid hierarchical evolution technique; differential evolution; non-convex MZED problems; large-scale multizone optimal power dispatch; evolutionary optimisation; HHE

Subjects: Power system management, operation and economics; Optimisation techniques; Optimisation techniques; Control of electric power systems