Analysis of geometric scaling of miniature, multi-electrode assisted corona discharges for ionic wind generation

被引:29
作者
Johnson, Michael J. [1 ]
Tirumala, Rakshit [2 ]
Go, David B. [1 ]
机构
[1] Univ Notre Dame, Dept Aerosp & Mech Engn, Notre Dame, IN 46556 USA
[2] Univ Poitiers, Inst Pprime, Dept Fluides Therm & Combust, Poitiers, France
关键词
Corona discharge; Assisted corona discharge; Ionic wind; Corona wind; Electric wind;
D O I
10.1016/j.elstat.2014.12.001
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The assisted corona discharge is a unique discharge configuration that utilizes multiple collecting electrodes to minimize the voltage required to initiate a corona discharge and to generate an ionic wind. In this work, the geometric parameters that govern the formation of the assisted corona discharge and subsequent ionic wind are evaluated. Flow velocity measurements suggest that the geometry of the electrode spacings is optimized for ionic wind generation when the current flowing to the collector electrode is maximized, and that as the electrode gap is decreased to microscale dimensions, ionic wind production is inhibited. (C) 2014 Elsevier B.V. All rights reserved.
引用
收藏
页码:8 / 14
页数:7
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