Hamiltonian Control Law for Primary-Side MultiPhase Interleaved Buck Converters for Inductive Wireless EV Charging

This article proposes an enhanced Hamiltonian control law for primary-side multi-phase interleaved buck converters for inductive wireless power transfer (IPT) electric vehicle (EV) charging systems. The proposed control algorithm aims to enhance the performance and robustness of the charging system while ensuring high efficiency and power transfer capability. Moreover, the proposed control law offers advancements in regulating voltage and current across multiple phases, crucial for optimizing charging efficiency and minimizing losses. Finally, the inductive wireless EV charging systems controlled by the proposed control law have been evaluated through experimental tests. The obtained experimental results demonstrate the excellent performance of the studied controller during the charging cycle.