Study on the Flow Field Characteristics of Pulse Dielectric Barrier Discharge Jet

Manyu Wang, Pengfei Li*, Ruoyu Han, Xi Chen, Jiting Ouyang, Feng He

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

1 引用 (Scopus)

摘要

Pulse dielectric barrier discharge jet is widely used in various fields. Pulse discharge can produce plasma with high chemical activity and uniformity. However, pulse discharge's instantaneous high power and energy deposition can also cause changes in the flow field, so further research is needed. This paper studied the characteristics of the flow field of pulse needlering dielectric barrier discharge jet. The schlieren imaging technology was combined with a high-speed camera to record the spatial-temporal resolution images of the flow field under different electrical parameters. It was found that with the increase of voltage amplitude, the emergence time of downstream turbulent vortices was advanced. The turbulent vortex average propagation speed (-3 m/s) was much lower than that of the jet (104m/s) but close to the gas velocity (2.97 m/s). However, the pulse width and repetition frequency had little effect on the flow field. It was also considered that the formation of turbulent vortices was related to the forward momentum of gas molecules.

源语言英语
主期刊名2023 IEEE 6th International Electrical and Energy Conference, CIEEC 2023
出版商Institute of Electrical and Electronics Engineers Inc.
1872-1875
页数4
ISBN(电子版)9798350346671
DOI
出版状态已出版 - 2023
活动6th IEEE International Electrical and Energy Conference, CIEEC 2023 - Hefei, 中国
期限: 12 5月 202314 5月 2023

出版系列

姓名2023 IEEE 6th International Electrical and Energy Conference, CIEEC 2023

会议

会议6th IEEE International Electrical and Energy Conference, CIEEC 2023
国家/地区中国
Hefei
时期12/05/2314/05/23

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