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Verification of Lossless ZVS Condition for Three-Phase AC-DC CIHRC

Rahimi Baharom, Mohammad Nawawi Seroji, and Ahmad Ihsan Mohd Yassin
Faculty of Electrical Engineering, Universiti Teknologi MARA, 40450 Shah Alam, Selangor, Malaysia

Abstract—This paper presents the verification of lossless zero voltage switching (ZVS) condition for three-phase AC to DC current injection hybrid resonant converter (CIHRC). Details on the operation of current injection technique with ZVS condition on shaping the sinusoidal and continuous supply current waveforms are presented. With an appropriate design of hybrid resonant circuit and a suitable switching frequency selection, the devices is capable to operate under virtually lossless ZVS conditions allowing reduction in the size of inductive and magnetic components with high frequency operation. Selected simulation results are also presented to verify the lossless ZVS condition for three-phase AC-DC CIHRC.
 
Index Terms—AC-DC converter, current injection, hybrid resonant converter, zero voltage switching (ZVS).

Cite: Rahimi Baharom, Mohammad Nawawi Seroji, and Ahmad Ihsan Mohd Yassin, "Verification of Lossless ZVS Condition for Three-Phase AC-DC CIHRC," International Journal of Electrical and Electronic Engineering & Telecommunications, Vol. 7, No. 4, pp. 159-164, October 2018. Doi: 10.18178/ijeetc.7.4.159-164