Influence of different tuyere diameter,length and coke particle sizes composition on radial length,width,height and volume in BF tuyere rotary region is studied by calculation.

• 通过计算,研究了不同风口直径、风口长度和高炉风口焦炭不同粒度组成对高炉风口回旋区的径向长度、宽度、高度和体积的影响。