在连铸中间包中钢水流动、混合及停留状况仿真计算的基础上,通过对中间包钢水中夹杂物运动行为的数学模拟,研究探讨了夹杂物碰撞长大、上浮排除以及被耐火材料墙壁粘结吸附等现象.结果发现:中间包钢水中夹杂物的排除与钢水平均停留时间有密切关系,其中上浮排除的夹杂物约占排除总量的90 %.另外,大颗粒夹杂物比小颗粒夹杂物容易排除,而且夹杂物能够在钢水流径中间包过程中长大,但中间包钢水流动所提供的湍动条件对夹杂物长大的促进作用不充分.
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