电磁约束成形的技术特点及其发展前景  

Technical Features and Prospects of the Electromagnetic Confinement and Shaping

作　　者：杜玉俊[1] 沈军[1] 熊义龙[1] 王雷[1] 傅恒志[1] 

机构地区：[1]西北工业大学凝固技术国家重点实验室,西安710072

出　　处：《材料导报》2012年第7期118-122,共5页Materials Reports

基　　金：国家自然科学基金(51174167);凝固技术国家重点实验室自主研究课题项目(63-TP-2011)

摘　　要：回顾了电磁约束成形技术的发展过程,通过分析圆形、椭圆形等不同横截面形状的纯铝、不锈钢以及高温合金等金属试样的电磁约束成形过程,从感应器结构、屏蔽罩插入深度、材料性状及抽拉速率等方面出发,详细论述了电磁约束成形定向凝固过程的技术特点,并阐述了电磁约束成形定向凝固技术的优缺点,指明了其今后的发展方向。The development of electromagnetic confinement and shaping technology is reviewed and its technical features is discussed in detail by analyzing the shape of inductor, the insert depth of screen, the materials characteristics and pulling rates in round and other cross section shape samples of aluminum, stainless steel, superalloy and ot hers. The advantages and disadvantages of electromagnetic confinement and shaping technology and its development prospects are pointed out at last.

关 键 词：电磁约束成形 定向凝固 材料加工 无污染制备 

分 类 号：TG249.9[金属学及工艺—铸造]