本厂高炉以前开炉大部分是采用传统开炉工艺,即在烘炉后冷炉至常温状态,用木柴充填炉缸,静态装料,风口区点火。这种开炉方法在工艺上成熟,比较稳妥,但弊病很多。如凉炉时间长、开炉成本高、工人劳动强度大、开炉焦比高、转入正常生产的时间长等。此次5号高炉在大修后开炉时,大胆 Most of the blast furnace furnace before the furnace is the use of the traditional open furnace process, that is, after the oven to room temperature oven state, with firewood filling furnace, static charge, the tuyere area ignition. This method of opening the furnace in the process of maturity, more secure, but a lot of drawbacks. Such as a long time furnace, the furnace cost, labor intensity, high firing ratio, into the normal production of a long time. The No. 5 blast furnace opened after the overhaul, bold