Simulation Research of Magnetically-coupled Resonant Wireless Power Transfer System with Single Intermediate Coil Resonator Based on S Parameters Using ANSYSCheng Liu, Yan-qing Peng, Ji Zhang, Lian-ming Jiang and Jia-cheng TangMATEC Web Conf., 63 (2016) 02005DOI: https://doi.org/10.1051/matecconf/20166302005