POWER SEMICONDUCTOR COOLING SYSTEM

    公开(公告)号:US20220087055A1

    公开(公告)日:2022-03-17

    申请号:US17018235

    申请日:2020-09-11

    Applicant: ABB Schweiz AG

    Abstract: A cooling system for power semiconductor switches is provided. The cooling system includes a heat sink that is pressed against the power semiconductor switch. A plenum is also provided with an opening through a wall thereof which is aligned with the heat sink. A fan draws air through or around the heat sink and through the plenum wall opening and the plenum in order to cool the power semiconductor switch.

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