Topology Optimization and Phase Shift Control for Inductive Power Transfer with Dual Excitation Units
Topology Optimization and Phase Shift Control for Inductive Power Transfer with Dual Excitation Units
【作 者】Xin Dai, Jincheng Jiang, Li Yanling
【摘 要】
In high power application, Inductive Power Transfer (IPT) system will be limited by high voltage or current stress on switching components. This paper proposes a novel method to increase system power transfer capability without increase voltage and current stress. It’s realized by using Dual excitation units at the primary side. This paper compares different resonant topology and presents an optimization topology. On the foundation, this paper proposes a phase shift control method for output power regulation. Finally, experimental results show it can increase at least 3.4 times output power than classical IPT system.
【关键词】Inductive power transfer; dual excitation units; impedance analysis; phase; transmission power
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