论文部分内容阅读
1 概况广东省韶关钢铁集团有限公司炼铁厂有四座高炉(305m~3×2,350m~3×1,255m~3×1)。1998年3月底喷煤改造工程竣工投产后,配有两个15t 煤仓,两台钢球球磨机,粗粉分离器、旋风除尘器、1120m~2菱形布袋除尘器和引风机各一台、喷吹微机自动控制等配套设施。达到向高炉喷煤120kg/t 以上的能力。多年来,韶钢高炉采取了精烟煤与白煤按1:1或1:2比例混合喷吹,吨铁喷煤量逐年得到
1 Overview Shaoguan Iron and Steel Group Co., Ltd. Guangdong Iron Works has four blast furnace (305m ~ 3 × 2,350m ~ 3 × 1,255m ~ 3 × 1). After the end of March 1998, the coal injection reconstruction project was completed and put into production, equipped with two 15t coal bunkers, two steel ball mills, a coarse powder separator, a cyclone dust collector, a diamond-shaped bag filter of 1120m ~ 2, and a draft fan Blowing computer automatic control and other facilities. To reach the blast furnace coal injection 120kg / t above ability. Over the years, Shaoguan blast furnace adopted a bituminous coal and white coal by 1: 1 or 1: 2 ratio mixed injection, tons of iron coal injection year by year