6BASS R, HARLEY R, LAMBERT F, et al. Residential harmonic loads and EV charging[C]// Proceedings of IEEE Power & Energy Society Winter Meeting~ Vol 2, January 28 February 1, 2001, Columbus, OH, USA: 803 -808.
7STAATS P T, GRADY W M, ARAPOSTATHIS A, et al. A statistical analysis of the effect of electric vehicle battery charging on distribution system harmonic voltages [J]. IEEE Trans on Power Delivery, 1998, 13(2): 640-646.
8GOMEZ J C, MORCOS M M. Impact of EV battery chargers on the power quality of distribution systems[J]. IEEE Trans on Power Delivery, 2003, 18(3):975-981.
9CLEMENT NYNS K, HAESEN E, DRIESEN J. The impact of charging plug-in hybrid electric vehicles on a residential distribution grid[J]. IEEE Trans on Power Systems, 2010, 25(1), 371-380.
10RAHMAN S, SHRESTHA G B. An investigation into the impact of electric vehicle load on the electric utility distribution system[J]. IEEE Trans on Power Delivery, 1993, 8 (2): 591-597.