脉冲电流对冷坩埚定向凝固TiAl基合金微观组织和性能的影响

王国田, 龙泽堃, 吴彪, 王强, 丁宏升

Effects of Pulse Current on the Microstructure and Properties of Directionally Solidified TiAl Based Alloy in Cold Crucible

WANG Guotian, LONG Zekun, WU Biao, WANG Qiang, DING Hongsheng

图1 在连续凝固过程中加载脉冲电流的示意图

Fig.1 Schematic diagram of loading pulse current in continuous solidification process