Variable-phase power converter
    1.
    发明授权

    公开(公告)号:US11888389B1

    公开(公告)日:2024-01-30

    申请号:US17895021

    申请日:2022-08-24

    CPC classification number: H02M1/4216 B60L53/24 H02M3/33584 B60L2210/10

    Abstract: A power converter incudes a power factor correction circuit and a controller. The power factor correction circuit is configured to convert an input single-phase electrical power to a first DC electrical power. An active phase of the input single-phase electrical power is received in parallel through two of four conductors. A return phase of the input single-phase electrical power is received in parallel through two others of the four conductors. The power factor correction circuit is also configured to convert an input three-phase electrical power to the first DC electrical power. Three active phases of the input three-phase electrical power are received through three of the four conductors. The return phase is received through a fourth of the four conductors. The controller is configured to control the power factor correction circuit to operate in the single-phase input mode and the three-phase input mode in response to a control signal.

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