Table 3: Operation time for conversion 0.9 in Pierce-Smith converter at different gas flow rates and oxygen pressures. Melt temperature, 1180°C. Pressure is 2 bar. (N S)0 is 988.17 kmol. Numbers in heavy types belong to the correlation of actual operations in a Peirce-Smith converter.

In-gas, ( (N /s) ( /s)( ), Oper. time, min

0.215.50012.9178.5 · 10-5177
0.215.73613.4488.8 · 10-5170
0.216.20014.5129.5 · 10-5158
0.216.40015.65010.2 · 10-5147
0.255.50013.90911.2 · 10-5134
0.305.50014.14313.9 · 10-5108