Importance

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Abstract

A battery charger of a vehicle which has a simple structure and a small size, and more particularly, a battery charger of an electric vehicle charging a battery using power supplied by a variety of power sources is provided. The battery charger of an electric vehicle includes a switch network which includes a first switch configured to connect any one of an AC power input line and a neutral line, which form an AC power input terminal, to a power factor corrector, one or more second switches configured to selectively connect the AC power input terminal to the power factor corrector, a link capacitor, or an inverter, and a third switch configured to electrically connect a motor to a high voltage battery, and a controller configured to control the power factor corrector and the switch network according to conditions of input AC power input through the AC power input terminal.

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First Claim