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线-筒式脉冲高压电晕放电降解四氯乙烯/间二甲苯混合污染物

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Indexed by:期刊论文

Date of Publication:2010-09-25

Journal:河北大学学报(自然科学版)

Included Journals:PKU、ISTIC

Volume:30

Issue:5

Page Number:534-537

ISSN No.:1000-1565

Key Words:混合VOCs去除;脉冲高压;碳氧化物选择性

Abstract:为了研究混合挥发性有机化合物(volatile organic compounds, VOCs)和单一VOC的降解特性,将气态四氯乙烯/间二甲苯混合物引入线筒式放电反应器,利用脉冲高压进行降解实验.结果表明:电压28.6 kV时,混合物中四氯乙烯和间二甲苯的降解率比初始体积分数各为0.02%的2种单一物质分别降低33.0%和22.7%,与初始体积分数各为0.04%的2种单一物质相比,混合后四氯乙烯的降解率降低38.3%,而间二甲苯的降解率增加18.6%;混合物中间二甲苯的存在,改变了四氯乙烯的降解趋势;四氯乙烯比间二甲苯易矿化.

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