Features, advantages, and technical and industrial significance of exemplary embodiments of the invention will be described below with reference to the accompanying drawings, in which like numerals denote like elements, and wherein:

FIG. 1 is a configuration view of an electrical system of a vehicle on which an electric power conversion system according to an embodiment is mounted;

FIG. 2A and FIG. 2B are views that illustrate the configuration of an electric power converter according to the embodiment;

FIG. 3 is a view that illustrates the operation (CNV1 and CNV2 charge) of the electric power converter according to the embodiment;

FIG. 4 is a view that illustrates the operation (CNV1 and CNV2 discharge) of the electric power converter according to the embodiment;

FIG. 5 is a view that illustrates the operation (CNV1 charge, CNV2 discharge) of the electric power converter according to the embodiment;

FIG. 6 is a view that illustrates the operation (CNV1 discharge, CNV2 charge) of the electric power converter according to the embodiment;

FIG. 7 is a view that illustrates feedback control that is executed by a CNV controller;

FIG. 8 is a view that illustrates an edge-alignment phase shift;

FIG. 9 is a view that illustrates an overlap phase shift;