Onboard charging systems (OBCs) convert AC power from an external charging source into
a DC voltage used to charge the battery pack of an electric vehicle (EV). OBCs are versatile
since they can convert energy from almost every AC source, including standard household
electrical receptacles, without needing wall chargers or charging stations. Since the same
motor-drive electronics are reconfigured for onboard charging, weight and cost barely
increase. However, the power quality and reliability of the OBCs are essential elements for …