A two-stage model was applied and MATLAB was employed for numerical simulation of bubble formation in the permeable brick in the tundish with gas flowing at the bottom.

• 采用两阶段模型,使用MATLAB语言编程,对中间包气幕挡墙砖中气泡的形成过程进行了数学模拟,研究了影响气泡大小的因素。