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EIGA雾化喷嘴对氩气-钛粉两相流模拟研究

门路辉,赵文天,肖敏强, 张哲轩,杨鹏伟,张会华

Ordnance Material Science and Engineering（2021）

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Abstract
为研究EIGA雾化喷嘴对氩气-钛粉两相流影响,用多物理场仿真软件COMSOL Multiphysics 5.5模拟不同结构参数下两相流的流速、气压、分布.结果表明:钛熔滴雾化与反吹、钛粉回流受拉瓦尔喷管放置高度与导流管出口宽度影响.最佳结构参数即放置高度为-1 mm,出口宽度为1.1 mm,钛熔滴雾化点最高,钛粉粒径最小,涡流与钛熔滴反吹最弱,钛粉回流数量与高度最小.
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