UNDERGROUND MOBILE POWER PLANT Russian patent published in 1998 - IPC

FIELD: mining industry; applicable in underground mining, in particular, in mining of coal deposits. SUBSTANCE: mobile power plant has several universal transportation standard frames interconnected by coupling rods using as members of overhead monorail. At least one of standard frames has transformer and at least one more frame installed in sealed housing has complex substation with switching gears for supply of underground rolling stock with power and with electric connectors at input and output sides of sealed housing. Each standard frame carries two complete substation combined into common device mechanically by means of box, and electrically by lines passing through this box. Location of electric connectors is determined by sockets installed directly on walls of sealed housings of complete substations. EFFECT: reduced space occupied by underground mobile power plats without impairing their serviceability and safety. 7 cl, 1 dwg