等离子旋转电极雾化技术及粉末粒度控制研究现状  

Research status of plasma rotating electrode atomization technology and powder particle size control

作　　者：杨星波 朱纪磊 陈斌科 凤治华 李晓辉 YANG Xingbo;ZHU Jilei;CHEN Binke;FENG Zhihua;LI Xiaohui(Xi’an Sailong Metal Materials Co.,Ltd Xi'an Electron Beam 3D Printing Engineering Technology Research Center,Xi’an 710018,China)

机构地区：[1]西安赛隆金属材料有限责任公司西安市电子束3D打印工程技术研究中心,陕西西安710018

出　　处：《粉末冶金工业》2022年第2期90-95,共6页Powder Metallurgy Industry

基　　金：陕西省科技重大专项资助项目(2019ZDZX01-04-03)。

摘　　要：本文对等离子旋转电极雾化技术(PREP)制备金属球形粉末的基本原理及粉末特征进行了介绍。综述了现有的PREP技术分类、特点及设备现状。在介绍现有PREP技术的破碎机理和粉末形貌控制策略的基础上,分析了粉末粒度预测的重要性以及现有PREP粉末的粒度预测模型,分析了现有模型的不足,并对PREP技术研究的发展方向进行展望。This article introduces the basic principles and powder characteristics of the plasma rotating electrode atomization technology(PREP)preparation of spherical metal powders.The classification,characteristics and equipment status of the existing plasma rotating electrocle atomization technology are reviewed.Based on the introduction of the crushing mechanism of the existing PREP technology and the powder morphology control strategy,the importance of powder particle size prediction and the particle size prediction model of the existing PREP powder are analyzed.The shortcomings of the existing model are analyzed,and the development direction of the PREP technology research is prospected.

关 键 词：等离子旋转电极雾化 破碎机理 形貌控制 粒度预测 

分 类 号：TF123.112[冶金工程—粉末冶金]