Review on atmospheric pressure pulsed DC discharge

Review on atmospheric pressure pulsed DC discharge
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DOI:
10.1360/132010-1226
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发表时间:
2011-06
期刊:
--
影响因子:
--
通讯作者:
Xinpei Lu;P. Yan;C. Ren;T. Shao
Xinpei Lu;P. Yan;C. Ren;T. Shao
中科院分区:
其他
文献类型:
--
作者:
Xinpei Lu;P. Yan;C. Ren;T. Shao

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近年来,常压脉冲放电受到了广泛的关注。研究表明,与传统的交流放电相比,脉冲放电具有VUV、O、O3生成效率高、峰值电流大、电子密度高、电子生成效率高、处理效果好、易于获得均匀放电、极非平衡特性、杀菌效率高等优点。然而,对于脉冲放电的机理和方式,以及脉冲参数(上升和下降时间、重复频率、脉冲宽度)对脉冲放电的影响,研究人员知之甚少。主要有两个原因。首先,大气压放电等离子体的诊断是一项艰巨的任务。其次,脉冲放电是一种快速行为,这使得它更加困难。另一方面,由于缺乏各种参数的脉冲电源,对脉冲放电的研究也受到了限制。本文综述了近年来脉冲放电等离子体的研究进展,并对今后的研究方向提出了建议。
Recently, atmospheric pressure pulsed discharge has attracted lots of attentions. Research shows that there are lots of advantages by using pulsed discharge rather than by using traditional AC discharge, such as high VUV, O, and O3 generation efficiency, high peak current, high electron density and high electron generation efficiency, better treatment effect, easy obtaining homogeneous discharge, extreme non-equilibrium characteristic and high bacteria killing efficiency. However, researchers know only little about the mechanism and mode of the pulsed discharge, and how pulsed parameters (rising and falling time, repetition frequency, pulse width) affecting the discharge. There are mainly due to two reasons. First, it is a difficult task to diagnostics atmospheric pressure discharge plasma. Second, pulsed discharge is a fast behavior, which makes it even more difficult. On the other hand, research on pulsed discharge is also restricted due to lack of pulsed power supply of various parameters. In this paper, recent progresses on pulsed discharge plasma are reviewed and some suggestions on this research topic are also presented.