Enhanced removal of benzene in nonthermal plasma with ozonation, flow recycling, and flow recirculation

被引:0
|
作者
Roohollah ROSTAMI [1 ,2 ]
Gholamreza MOUSSAVI [2 ]
Sara DARBARI [3 ]
Ahmad JONIDI JAFARI [4 ]
机构
[1] Research Center for Health Sciences and Technologies, Semnan University of Medical Sciences
[2] Department of Environmental Health Engineering, Faculty of Medical Sciences, Tarbiat Modares University
[3] ECE Department, Tarbiat Modares University
[4] Department of Environmental Health Engineering, Faculty of Health, Iran University of Medical
关键词
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暂无
中图分类号
O53 [等离子体物理学]; X51 [大气污染及其防治];
学科分类号
070204 ; 0706 ; 070602 ;
摘要
A double stage AC/DC sequential high voltage reactor has been developed to study the decomposition of benzene in the air stream at atmospheric pressure. The removal efficiency was measured as a function of ozonation, flow recycling, and flow recirculation. Ozonation in the inlet, and recycling of the exhaust stream increased the removal of benzene, also with increasing of specific input energy(J l-1) the effect of inlet flow ozonation on benzene decomposition was enhanced. The highest removal efficiency was obtained up to >99% in recirculation six times,while CO2 selectivity reached 99.9% and energy efficiency was 0.59 g kWh-1. O3 production/decomposition > production of OH radicals > electronic and ionic collisions were indicated as the main mechanisms influencing benzene abatement in this research.
引用
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页码:95 / 104
页数:10
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