MINING VEHICLE
    1.
    发明申请

    公开(公告)号:US20220219546A1

    公开(公告)日:2022-07-14

    申请号:US17612394

    申请日:2020-05-13

    Abstract: A mining vehicle includes a traction mechanism for propelling the mining vehicle, a traction motor for driving the traction mechanism, a cable connection for connecting the mining vehicle to an external source of electric energy, and an electric power link between the cable connection and the traction motor for conveying electric energy from said cable connection to said traction motor. The electric power link includes a DC power link. The mining vehicle also includes a traction DC/AC converter for converting DC power from the DC power link into AC power for feeding into the traction motor.

    MOBILE CHARGING STATION FOR MINING APPLICATIONS

    公开(公告)号:US20240416782A1

    公开(公告)日:2024-12-19

    申请号:US18712931

    申请日:2021-11-18

    Abstract: A mobile charging station for charging a vehicle in an underground mine is provided. The mobile charging station includes an electric input configured to receive an input voltage from an electrical network of a mine, at least one output configured to charge a battery of the vehicle connected to the output, a charging circuitry configured to provide electric power to the at least one output, and a voltage transformer arranged between the electric input and the charging circuitry, the voltage transformer being configured to transform the input voltage received via the electric input to a configured output voltage for the charging circuitry.

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