DRIVE AND CONTROL MODERNIZING OF THE MECHANISM FOR THE MAIN HOISTING ARRANGEMENT OF THE TEEMING OVERHEAD TRAVELING CRANE IN TH CONVERTER STEEL MAKING SHOP OF HUTA KATOWICE STEELWORKS

摘要

The article discribes the innovative modernizing of the hoisting drives within the biggest in the country teeming overhead traveling crane in the converter steel making shop of Huta Katowice Steelworks. To the drives of the hoisting arrangement which includes 2 direct current motors of 300 kW, there were used digital thyristor transformens, which were mounted together with the control system, on the overhead traveling crane.