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气相沿面放电等离子体反应器降解水中对硝基苯酚的研究

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Indexed by:期刊论文

Date of Publication:2011-09-15

Journal:广东工业大学学报

Included Journals:ISTIC

Volume:28

Issue:3

Page Number:18-20

ISSN No.:1007-7162

Key Words:气相沿面放电;对硝基苯酚;降解;COD

Abstract:采用气相沿面放电等离子体反应器降解水中对硝基苯酚(PNP).考查了载气流量、氧气体积含量和溶液初始pH值对PNP降解效果的影响.结果表明:PNP的降解率随着载气流量的增加而增加,当载气流量增加到1.50 m3/h时,PNP的降解率可达90%以上;载气中氧气体积含量为41%时,PNP降解率为99%;pH值为弱碱性时,PNP的降解率为96%,明显高于pH值为中性和弱酸性时PNP的降解率,此时,COD去除率为74.5%,COD去除的能量利用率为8.86×10-3 mg/J.

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