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、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、度、度和体积的影响。