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毕业论文网 > 任务书 > 化学化工与生命科学类 > 制药工程 > 正文

铜锰二元金属氧化物催化剂的制备及催化臭氧氧化甲苯性能的研究任务书

 2020-04-29 07:04  

1. 毕业设计(论文)的内容和要求

vocs是pm2.5和对流层臭氧形成的重要前体物,对大气氧化性增强有着重要影响,是造成光化学烟雾、灰霾等复合大气污染的重要原因之一,并且,vocs废气来源广泛、成分复杂、排放强度大,已成为国家最关注的大气污染控制污染物。

臭氧催化氧化技术在水处理领域有着广泛的应用,臭氧具有强氧化性(e0 = 2.07 v),氧化还原电位仅次于氟,对有机物有强烈的氧化降解作用,单独降解vocs反应速度较慢。

与单独臭氧氧化相比,结合催化剂使用的臭氧催化氧化技术是一种高级氧化技术。

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2. 参考文献

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Low-temperature catalytic oxidation of monochlorobenzene by ozone over silica-supported manganese oxide[J]. Industrial Engineering Chemistry Research, 2011, 50(23): 13322-13329. [12] Einaga H, Futamura S. Effect of water vapor on catalytic oxidation of benzene with ozone on alumina-supported manganese oxides[J]. Journal of catalysis, 2006, 243(2): 446-450. [13] Zhao D Z, Shi C, Li X S, et al. Enhanced effect of water vapor on complete oxidation of formaldehyde in air with ozone over MnOx catalysts at room temperature[J]. Journal of hazardous materials, 2012, 239: 362-369. [14] 李佼. 室温条件下臭氧催化氧甲苯的研究[D]. 北京航天航空大学, 2014. [15] Sugasawa M, Ogata A. Effect of different combinations of metal and zeolite on ozone-assisted catalysis for toluene removal[J]. Ozone: Science Engineering, 2011, 33(2): 158-163. [16] Rezaei E, Soltan J. EXAFS and kinetic study of MnO x /γ-alumina in gas phase catalytic oxidation of toluene by ozone[J]. Applied Catalysis B Environmental, 2014, 148-149(s 148#8211;149):70-79. [17] Qu Z, Bu Y, Qin Y, et al. The improved reactivity of manganese catalysts by Ag in catalytic oxidation of toluene[J]. Applied Catalysis B: Environmental, 2013, 132: 353-362. [18] Delimaris D, Ioannides T. VOC oxidation over MnOx-CeO2 catalysts preparedby a combustion method[J].Applied Catalysis B: Environmental, 2008, (84):303-312 [19] Morales M.R., Barbero B.P., Cadus L.E..Evaluation and characterization of Mn-Cu mixed oxide catalysts for ethanol total oxidation:influence of coppercontent[J].Fuel, 2008, (87):1177-1186 [20] Gac W, Giecko G., Pasieczna-Patkowska S.,et al.The influence of silver onthe properties of cryptomelane type manganese oxides in NzO decomposition [21] Xiao H, Wu J, Wang X, et al. Ozone-enhanced deep catalytic oxidation of toluene over a platinum-ceria-supported BEA zeolite catalyst[J]. Molecular Catalysis, 2018, 460: 7-15. [22] Gopi T, Swetha G, Shekar S C, et al. Ozone catalytic oxidation of toluene over 13X zeolite supported metal oxides and the effect of moisture on the catalytic process[J]. Arabian Journal of Chemistry, 2016:S1878535216301162. [23] Jina M., Kim J.H. Kim J.M., et al. Benzene oxidation with ozone overMnO/SBA-l5 catalysts[J]. Catalysis Today, 2013, (204):108-113 [24] Hu M, Yao Z, Hui K N, et al. Novel mechanistic view of catalytic ozonation of gaseous toluene by dual-site kinetic modeling[J]. Chemical Engineering Journal, 2017, 308:710-718. [25] Sahle-Demessie E, Devulapelli V G. Vapor phase oxidation of dimethyl sulfide with ozone over V 2O 5/TiO 2 catalyst[J]. Applied Catalysis B Environmental, 2008, 84(3):408-419. [26] Huang H, Ye X, Huang W, et al. Ozone-catalytic oxidation of gaseous benzene over MnO 2 /ZSM-5 at ambient temperature: Catalytic deactivation and its suppression[J]. Chemical Engineering Journal, 2015, 264:24-31. [27] K. Jiratova, J. Mikulova, J. Klempa. Modification of Co-Mn-Al mixed oxide with potassium and its effect on deep oxidation of VOC[J]. Applied Catalysis A: General, 2009, 361: 106-116. [28] Y.C. Huang, W.J. Fan, B. Long. Alkali-modified non-precious metal 3D-NiCo2O4 nanosheets for efficient formaldehyde oxidation at low temperature[J]. Journal of Materials Chemistry A, 2016, 4(10): 3648-3654. [29] P.F. Sun, W.L. Wang, X.L. Weng. Alkali potassium induced HCl/CO2 selectivity enhancement and Chlorination reaction inhibition for catalytic oxidation of Chloroaromatics[J]. Environmental Science Technology, 2018, 52, 6438-6447.

3. 毕业设计(论文)进程安排

2018.12.20~2019.1.5 下达课题任务,查阅文献,做好开题前期准备工作; 2019.1.5~2019.1.18 完善课题研究方案,完成外文翻译、文献综述和开题报告工作,组织开题论证和初期检查工作; 2019.1.18~2019.6.3 课题的实验、设计、调研及结果的处理与分析,完成毕业论文和答辩PPT的写作; 2019.6.3~2019.6.14 课题论文答辩 2019.6.14~2019.7.12 完成毕业设计(论文)教学质量的分析、总结和评优工作,做好材料的收集、整理和归档工作。

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