脉冲磁场作用下矩形截面宽厚比对K4169高温合金晶粒细化的影响*
滕跃飞,李应举,冯小辉,杨院生()
EFFECT OF RECTANGLE ASPECT RATIO ON GRAIN REFINEMENT OF SUPERALLOY K4169 UNDER PULSED MAGNETIC FIELD
Yuefei TENG,Yingju LI,Xiaohui FENG,Yuansheng YANG()

图5. 激励电流峰值时刻及下降期空间磁感应强度的分布

Fig.5. Distributions of magnetic flux density at peak value of excitation current (a) and descending stage of excitation current (b)