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介质阻挡放电等离子体中·OH和HO2·自由基的数值模拟计算

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Indexed by:期刊论文

Date of Publication:2008-08-01

Journal:物理化学学报

Included Journals:PKU、ISTIC、CSCD、SCIE、Scopus

Volume:24

Issue:8

Page Number:1400-1404

ISSN No.:1000-6818

Key Words:介质阻挡放电;·OH;HO2·;化学动力学;模拟

Abstract:在介质阻挡放电等离子体N2/O2/H2O/HCHO体系中通过解Boitzmann方程,得到电子能量分布函数,利用得到的电子能量分布函数计算电子-分子碰撞反应速率常数.然后把有关的反应速率常数带入速率方程,计算得到该体系在介质阻挡放电时,·OH、HO2·和电子的浓度随时间的演变以及·OH、HO2·浓度随H2O、O2摩尔分数的变化,并将模拟结果与实验值进行了对比,两者符合得较好.

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