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自发极化等离子体反应器降解甲苯废气的研究

Keywords: 自发极化,甲苯,等离子体,钛酸钡,亚硝酸钠

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Abstract:

采用自发极化等离子体反应器研究了挥发性有机物代表物质甲苯的降解特性.在工频和高频电源条件下,对比了钛酸钡填料反应器、亚硝酸钠填料反应器及空管反应器在甲苯去除方面的特性,比较了填充式反应器和空管反应器在运行中的功率和压降,对甲苯降解产物及反应机理进行了分析.实验结果表明,加有填料的反应器可以有效提高污染物的去除率,钛酸钡材料在提高污染物去除效率方面优于亚硝酸钠材料,填充式反应器在运行过程中的功率和压降均高于无填料反应器,以拉西环状材料作为填料载体可减小气流阻力,更易于工业应用,产物除甲苯分子外未检出其他副产物.

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