Techno-economic indicators such as coke ratio equivalent and utilization factor have been improved based on finding charge rules of bell-less BF top, optimizing operating and adjusting tuyere layout.
通过实践摸索出适合无料钟炉顶操作的布料规律,优化操作制度,调整风口布局,使高炉综合焦比、利用系数等各项技术经济指标明显提高。
The influences of high oxygen enrichment on the output,the raceway adiabatic flame temperature,the smooth operation of furnace condition,coke ratio and productive benefit of Jigang's 350 m3 BF are analyzed.
分析了济钢350m3高炉高富氧对产量、理论燃烧温度、炉况顺行状况、焦比和生产效益的影响。
1 BF at Shougang is enormously increased and its coke ratio is greatly decreased by a series of measures,such as improving material quality,optimizing BF operation,enhancing blast temperature,injecting pulverized coal with enriched oxygen and so on.
首钢1号高炉由于采取了改善原燃料条件、优化高炉操作、提高风温、富氧喷煤等措施,使得煤比大幅度提升、焦比显著下降。
Measures of lowering the coke rate of No. 1 BF at Xiangtang Iron and Steel Co. , Ltd.;
湘钢1号高炉降低焦比的措施
A combined method for calculating coke rate of blast furnace;
关于高炉焦比的联合计算
9%,simultaneously,heightened the coke availability and also dropped the coke rate.
9%,提高了焦炭的利用率;同时焦比降低。
The comprehensive coke ratio has been reduced rapidly and the economic-technical norms have been improved.
介绍了安钢通过加强精料工作、优化高炉操作等措施,保持合理的煤气流分布,控制稳定的操作炉型,强化高炉冶炼,使高炉综合焦比大幅降低,各项经济技术指标得到改善的生产实践。
4 t/(m3·d),comprehensive coke ratio reduces by 50 kg/t.
d),综合焦比降低50kg/t。
A good stock line pattern is reached by means of formula calculation of burden distribution,observation through the manhole at furnace top and regulation of ore and coke ratio at cross section of furnace throat.
通过布料方程计算及开炉顶检修方孔观察,调整炉喉截面积矿焦比的分布,形成合理的料面形状。