CONVERTER SUBSTATION Russian patent published in 1994 - IPC

FIELD: electrical engineering. SUBSTANCE: invention can be employed for power supply of industrial plants such as aluminium production enterprises. Converter substation includes three-phase power transformer 1 with controlled secondary voltage and converter transformers 2, 3 connected to secondary winding of power transformer 1. Each converter transformer has mains 4, control 5 and valve 6 windings. Start of each winding of phase of control winding is coupled to start of winding of another phase of mains winding and finish of this winding of phase of control winding is linked to finish of winding of third phase of mains winding. EFFECT: enhanced operational efficiency and stability of converter substation. 1 dwg