Choice of new transformer station – RTP NOP II ventilation station

Diplomska naloga opisuje načrtovanje nove transformatortorske postaje za ventilacijsko postajo NOP II v podjetju Premogovnika Velenje d.d. Opisana je obstoječa postaj in izvedeni so izračuni kratkih stikov, dimenzioniranje aparatov in naprav ter izbira ustrezne opreme za novo transformatorsko postajo. Prikazana je lokacija nove transformatorske postaje ter opis predvidene opreme. The diploma thesis describes planning of a new transformer station for ventilation station NOP II in Premogovnik Velenje d.d. (Velenje Coal Mine). Current station is described, short circuit calculations, appliances’ and devices’ designs and the choice of suitable equipment for a new transformer station are made. The location of a new transformer station is also shown and the description of expected equipment.