高温催化降解多种VOCs气体的研究任务书

2020-05-19 21:33:07

1. 毕业设计（论文）的内容和要求

课题内容：

随着工业尾气、汽车尾气以及室内装修等污染，气体中污染物严重影响了人们的日常生活，空气中的硫氧化物、氮氧化物、vocs、pm2.5等参加大气化学反应，在臭氧及其他强氧化剂的存在下，被氧化成硫酸盐、硝酸盐、二次有机气溶胶，形成二次污染物，以烟雾、酸雨、灰霾的形式影响着人们的健康生活。气体中这些污染物是造成pm2.5和o₃污染的主要物质，其中vocs氧化性强，加速光化学反应，这已经引起人们的广泛关注。

基于以上要求，本课题拟采用pt-zno/sic催化剂催化氧化脱除vocs中乙醇，甲苯气体的目的。

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2. 参考文献

[1]. Nacken M, Heidenreich S, Hackel M, et al. Catalytic activaTiOn of ceramic filter elements for combined particle separaTiOn, NOx removal and VOC total oxidaTiOn[J]. Applied Catalysis B: Environmental, 2007, 70(1-4): 370-376.

[2]. Hu J, Zhong Z, Zhang F, et al. Coating of ZnO nanoparticles onto the inner pore channel surface of SiC foam to fabricate a novel antibacterial air filter material[J]. Ceramics InternaTiOnal, 2015, 41(5): 7080-7090.

[3]. Heidenreich S, Nacken M, Hackel M, et al. Catalytic filter elements for combined particle separaTiOn and nitrogen oxides removal from gas streams[J]. Powder Technology, 2008, 180(1-2): 86-90.

[4]. 肖素萍,向芸,陈林等.活性炭负载TiO₂光催化剂的研究进展[J].硅酸盐通报,2012(04).

[5]. Nacken M, Ma L, Heidenreich S, et al. Development of a catalytic ceramic foam for efficient tar reforming of a catalytic filter for hot gas cleaning of biomass-derived syngas[J]. Applied Catalysis B-Environmental, 2012, 125:111-119.

[6]. Hao D, Yang Z, Jiang C, et al. Synergistic photocatalytic effect of TiO₂ coatings and p-type semiconductive SiC foam supports for degradaTiOn of organic contaminant[J]. Applied Catalysis B: Environmental, 2014, 144:196-202.

[7]. Yamashita H, Nishida Y, Yuan S, et al. Design of TiO₂-SiC photocatalyst using TiC-SiC nano-particles for degradaTiOn of 2-propanol diluted in water[J]. Catalysis Today, 2007, 120(2): 163-167.

[8]. Wood T J, Hurst G A, Schofield W C E, et al. Electroless deposiTiOn of multi-funcTiOnal zinc oxide surfaces displaying photoconductive, superhydrophobic, photowetting, and antibacterial properties[J]. Journal of Materials Chemistry, 2012, 22(9): 3859-3867.

[9]. Kaariainen M L, Weiss C K, Ritz S, et al. Zinc release from atomic layer deposited zinc oxide thin films and its antibacterial effect on Escherichia coli[J]. Applied Surface Science, 2013, 287:375-380.

[10].Panigrahi J, Behera D, Mohanty I, et al. Radio frequency plasma enhanced chemical vapor based ZnO thin film deposiTiOn on glass substrate: A novel approach towards antibacterial agent[J]. Applied Surface Science, 2011, 258(1): 304-311.

3. 毕业设计（论文）进程安排

起讫日期	设计（论文）各阶段工作内容	备注
2015.11.25-2016.1.10	熟悉课题、文献检索及阅读,英文文献翻译
2016.3.1-2016.4.1	熟悉实验操作，开题报告
2016.4-2016.5	完成实验
2016.6	整理数据，撰写论文

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