【作者】 杜国萍； 邬虎林； 刘海永；

【Author】 Du Guoping Wu Hulin Liu Haiyong (Baotou Iron & Steel Group Co. )

【机构】 包头钢铁集团公司；

【摘要】 本文论述了包钢贯流式加长斜风口的设计、研制及工业试验。包钢贯流式加长斜风口在高炉上使用一年来,对炉役后期的炉缸初始煤气流合理分布,延长高炉寿命起到了较好的作用,共使用了48个贯流式加长斜风口,最高使用寿命达349天。更多还原

【Abstract】 This paper presents the design, development and industrial experiment of the longer tuyere with angled aerial spiral . They have been used in the blast furnaces of Baogang about one year. On the end of campaign, it is very efficient on controlling gas fiow and increasing furrnace campaign. Up to now, 48 tuyeres have been used. The maximum campaign reached 349 days.更多还原