1. College of Engineering, Hebei Normal University, Shijiazhuang, Hebei 050024, People’s Republic of China
2. Key Laboratory of Energy Thermal Conversion and Control of Ministry of Education, School of Energy and Environment, Southeast University, Nanjing, Jiangsu 210096, People’s Republic of China
3. College of Electrical, Energy and Power Engineering, Yangzhou University, Yangzhou, Jiangsu 225127, People’s Republic of China