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Table 5 Coil to Coil efficiency for different compensation network at 40mm thickness of ferrite

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