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。
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.
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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 |
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2016.3.1-2016.4.1 |
熟悉实验操作,开题报告 |
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2016.4-2016.5 |
完成实验 |
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2016.6 |
整理数据,撰写论文 |
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