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介绍了金属凝固过程中施加电场的几种物理效应,重点对施加脉冲交流电对金属熔体、固-液两相区及定向凝固过程的影响及作用机理进行了总结,最后对脉冲交流电作用于合金凝固过程研究中存在的问题进行了分析与展望。
Several physical effects of applying electric field during metal solidification are introduced. The effects of applying AC pulse on metal melt, solid-liquid two-phase zone and directional solidification process are summarized. Finally, the effect of pulse AC on alloy The problems existing in the study of solidification process are analyzed and predicted.