Hitachi, Ltd.

Kazuto Ooyama

Akinori Kamiya

Kimihisa Furukawa

Toshisada Mitsui

Shingo Nishiguchi

A power conversion device includes a power switching circuit that has a plurality of series circuits in each of which a switching element that operates as an upper arm and a switching element that operates as a lower arm are connected in series, and a control circuit that generates control signals for controlling the continuity or discontinuity of the switching elements, and, if the relationship between the state of a switching element in a control cycle and the state of the switching element in the next control cycle is a discontinuous relationship, that additionally performs control to make the switching element continuous or discontinuous on the basis of the state of the switching element in the control cycle and the state of the switching element in the next control cycle.

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Hitachinaka, Japan

Kazuto Ooyama