1. Key Laboratory of Distributed Energy Storage and Microgrid of Hebei ProvinceNorth China Electric Power UniversityBaoding071003People's Republic of China
2. School of Electrical and Electronics Engineering, North China Electric Power UniversityBeijingPeople's Republic of China
3. School of Electronics, Information and Electrical EngineeringShanghai Jiaotong UniversityShanghaiPeople's Republic of China
4. Electrical Engineering and Power Electronics DepartmentVrije Universiteit BrusselBrusselsBelgium
5. Department of Electrical and Computer EngineeringFaculty of Engineering and Applied ScienceMemorial University of NewfoundlandSt John'sA1B 3X5NLCanada