以Al-0.85wt％ Cu合金为研究对象,在实验和理论上研究了纵向稳恒弱磁场对液固界面稳定性的影响.实验结果表明,界面稳定性随着磁场强度的增加表现出先增强后减弱的规律.对界面前沿熔体内部流动场进行模拟分析得出,热电磁对流效应起主导作用时界面稳定性增强,磁制动起主要作用时界面稳定性减弱.
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