Two-Dimensional Complex FFT Analysis of Oscillations in a Thermal Plasma Jet

被引：4

作者：

Hlina, Jan ^{[1
]}

Sonsky, Jiri ^{[1
]}

Gruber, Jan ^{[1
]}

Sekeresova, Zuzana ^{[1
]}

机构：

[1] Acad Sci Czech Republic, Inst Thermomech, Prague 18200 8, Czech Republic

来源：

IEEE TRANSACTIONS ON PLASMA SCIENCE | 2011年 / 39卷 / 11期

关键词：

Fourier transform; Helmholtz oscillation; thermal plasma jet; turbulence;

D O I：

10.1109/TPS.2011.2150763

中图分类号：

O35 [流体力学]; O53 [等离子体物理学];

学科分类号：

070204 ; 080103 ; 080704 ;

摘要：

Multidirectional optical diagnostics combined with complex fast Fourier transform analysis have been used for investigations of oscillation phenomena in a thermal plasma jet. The results show possible coupling between the Helmholtz and boundary shear layer oscillations.

引用

页码：2848 / 2849

页数：2