介质阻挡放电降解SF6的研究

被引：16

作者：

沈燕

黄丽

张仁熙

侯惠奇

机构：

[1] 复旦大学环境科学研究所复旦大学温室气体研究中心

来源：

环境化学 | 2007年 / 03期

关键词：

六氟化硫; 介质阻挡放电; 降解;

D O I：

暂无

中图分类号：

X132 [环境分析化学];

学科分类号：

摘要：

采用GC-TCD考察介质阻挡放电技术(DBD)处理SF6的效果,并采用红外吸收光谱进行产物分析.结果表明,电源电压的增加、放电时间的延长、气体介质分压的降低,以及少量其它气体(Ar,N2,O2,H2O,空气)的加入能够提高转化效果.另外,SF6的降解率随着空气湿度的增加而增加,28.2kPa相对湿度为51%的空气与2.0kPaSF6的混合气体放电后SF6降解率达92%.放电产物包括SiF4,SF4,SOF2,SOF4,SO2F2.

引用

页码：275 / 279

页数：5

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