The quantitatively calculated results of Hartman number, Reynolds number and the turbulent Reynolds number show that Hartman number expresses well the function that electromagnetic force i.

• 对雷诺数、湍流雷诺数以及哈特曼准数的定量计算结果表明,哈特曼准数较好地表征了电磁力对铝液湍流运动的抑制作用。