An on-board charger (OBC) for using AC power to charge a traction battery of an electric
vehicle includes a DC/DC converter and a controller. The converter receives input power …

(57) ABSTRACT A control unit of an electric-power conversion apparatus has an input
current amplitude command value creation means that creates an input current amplitude …

Electric power conversion devices carry out feedback control, so that a difference between a
duty ratio and a duty ratio target value may approach zero, while a duty ratio, which …