| 摘要 |
PURPOSE:To prevent slopping by increasing the amt. of bottom blowing gases based on the foreknowledge of slopping. CONSTITUTION:Slopping is foreknown by the decision from sounds during blowing or the measurement of the height of slag and steel bath with microwaves or the like. When the slopping is foreknown, the amt. of bottom blowing gases is increased. Thereby, the stirring of the steel bath is accelerated, and the slopping is prevented surely and effectively. |
