KINETIC-MODEL OF A LOW-PRESSURE N-2-O-2 FLOWING GLOW-DISCHARGE

被引:357
作者
GORDIETS, BF [1 ]
FERREIRA, CM [1 ]
GUERRA, VL [1 ]
LOUREIRO, JMAH [1 ]
NAHORNY, J [1 ]
PAGNON, D [1 ]
TOUZEAU, M [1 ]
VIALLE, M [1 ]
机构
[1] UNIV PARIS 11, LPGP, F-91405 ORSAY, FRANCE
关键词
D O I
10.1109/27.467998
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
A self-consistent kinetic model is developed to study de flowing glow discharges in N-2/O-2 mixtures, This model includes the calculation of electron energy distribution functions and electron rate coefficients coupled with detailed vibrational kinetics of N-2 molecules, chemical kinetics taking into account a large set of neutral, excited and charged species, interaction of N and O atoms at the discharge tube wall, and the thermal balance of the discharge, The results of this model agree reasonably well with the measurements of the electronic density, the gas temperature, the reduced electric field, the vibrational temperature of N-2, and the concentration of O, N atoms, NO molecules, N-2(C), N-2(+) (B), and NO(gamma) excited states, The comparison was performed in a N-2-O-2 discharge at pressure p = 2 Torr; for discharge currents I = 15, 30, and 80 mA, a flow rate Q = 100 seem, and O-2 percentages ranging from 0 up to 100%.
引用
收藏
页码:750 / 768
页数:19
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