From: Ferrite shielding thickness and its effect on electromagnetic parameters in wireless power transfer for electric vehicles (EVs)
Compensation network
Frequency (fo)
Air gap (z)
Ferrite thickness (\(F_T\))
Coil-coil\(\eta\)
Series-series (SS)
99.702
Series-parallel (SP)
69.784
Parallel-series (PS)
6.78 MHz
150 mm
40 mm
95.328
Parallel-parallel (PP)
67.387