1. School of Electrical and Information EngineeringUniversity of SydneyNSW2006Australia
2. Centre for Intelligent Electrical NetworksUniversity of NewcastleNewcastleNSW2384Australia
3. Electric Power Research InstituteChina Southern Power Grid CompanyGuangzhou510080People's Republic of China
4. School of Electrical, Electronic, and Computer EngineeringUniversity of Western AustraliaPerthWAAustralia