The metallurgical effects of 80 t top blowing and combined blowing oxygen converters at Baotou Iron and Steel Co have been investigated.

对比了包头钢铁（集团）公司炼钢厂80 t顶底复合吹炼转炉和顶吹氧气转炉的冶金效果。

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There were optimum matching of top blowing rate and bottom blowing rate and corresponding location during top-bottom blowing to get better effect.

顶底复吹时，为取得较好的效果，亦存在顶吹-底吹气量的最佳配合及相应的有利位置。

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A converter control system for adding material and top blowing oxygen gas has been developed with the method of artificial intelligent static model.

本文采用静智能态模型控制方法建立了转炉自动加料和自动吹氧的控制系统。

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