Removal of Hexanal by Non-thermal Plasma and MnOx/γ-Al2O3 Combination

被引:16
|
作者
Chen Chunyu [1 ]
Liu Tong [1 ]
Wang Hui [1 ]
Yu Qinqin [1 ]
Fan Jie [1 ]
Xiao Liping [1 ]
Zheng Xiaoming [1 ]
机构
[1] Zhejiang Univ, Inst Catalysis, Hangzhou 310028, Zhejiang, Peoples R China
基金
中国国家自然科学基金;
关键词
cooking oil fume; hexanal; gamma-aluminum oxide; non-thermal plasma; synergistic effect;
D O I
10.1016/S1872-2067(11)60391-4
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
The removal of hexanal by a combination of a non-thermal plasma and catalyst was studied. There was a synergism between the plasma and gamma-Al2O3 that gave a hexanal removal efficiency of 87.1% at 80 degrees C and 2.8 W discharge power. The removal efficiency was improved to 96.5% when the gamma-Al2O3 was loaded with 7.5% MnOx, and a comparable efficiency was also obtained with a Pt/gamma-Al2O3 catalyst. The 7.5%MnOx/gamma-Al2O3 catalyst was stable over 50 h use during which the removal efficiency did not decline.
引用
收藏
页码:941 / 951
页数:11
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