气体扩散电极的制备及其性能测试任务书
2020-06-26 19:48:00
1. 毕业设计(论文)的内容和要求
内容:研究气体扩散电极结构和孔道设计,支撑体的选择、催化层厚度以及碳黑和PTFE不同比例对过氧化氢产量以及电流效率的影响,优化参数,确定最佳电流、曝气量、电解液的循环液速以及pH值 要求:(1)熟练掌握电芬顿反应的基本原理;(2)熟练掌握气体扩散电极的制备方法;(3)熟练掌握过氧化氢的浓度测量;
2. 参考文献
[1] W.R.P. Barros, R.M. Reis, R.S. Rocha, M.R.V. Lanza, Electrogeneration of hydrogen peroxide in acidic medium using gas diffusion electrodes modified with cobalt (II) phthalocyanine, Electrochim. Acta. 104 (2013) 12-18. [2] I. Yamanaka, T. Onizawa, S. Takenaka, K. Otsuka, Direct and continuous production of hydrogen peroxide with 93% selectivity using a fuel-cell system, Angew. Chem. Int. Ed. 42 (2003) 3653-3655. [3] Z.M. Qiang, J.H. Chang, C.P. Huang, Electrochemical generation of hydrogen peroxide from dissolved oxygen in acidic solutions, Water. Res. 36 (2002) 85-94. [4] N. Borr#224;s, C. Arias, R. Oliver, E. Brillas, Mineralization of desmetryne by electrochemical advanced oxidation processes using a boron-doped diamond anode and an oxygen-diffusion cathode, Chemosphere. 85 (2011) 1167-1175. [5] X.W. Zhang, J.L. Fu, Y. Zhang, L.C. Lei, A nitrogen functionalized carbon nanotube cathode for highly efficient electrocatalytic generation of H2O2 in electro-Fenton system, Sep. Purif. Technol. 64 (2008) 116-123. [6] L. Ma, M.H. Zhou, G.B. Ren, W.L. Yang, L. Liang, A highly energy-efficient flow-through electro-Fenton process for organic pollutants degradation, Electrochim. Acta. 200 (2016) 222-230. [7] M.A. Oturan, J.J. Aaron, Advanced oxidation processes in water/wastewater treatment: Principles and applications, a review, Crit. Rev. Environ. Sci. Technol. 44 (2014) 2577-2641. [8] X.M. Yu, M.H. Zhou, G.B. Ren, L. Ma, A novel dual gas diffusion electrodes system for efficient hydrogen peroxide generation used in electro-Fenton, Chem. Eng. J. 263 (2015) 92-100. [9] Y.P. Sheng, Y. Zhao, X.L. Wang, R. Wang, T. Tang, Electrogeneration of H2O2 on a composite acetylene black-PTFE cathode consisting of a sheet active core and a dampproof coating, Electrochim. Acta. 133 (2014) 414-421. [10] L. Zhou, Z.X. Hu, C. Zhang, Z.H. Bi, T. Jin, M.H. Zhou, Electrogeneration of hydrogen peroxide for electro-Fenton system by oxygen reduction using chemically modified graphite felt cathode, Sep. Purif. Technol. 111 (2013) 131-136. [11] G.Q. Zhang, F.L. Yang, M.M. Gao, X.H. Fang, L.F. Liu, Electro-Fenton degradation of azo dye using polypyrrole/anthraquinonedisulphonate composite film modified graphite cathode in acidic aqueous solutions, Electrochim. Acta. 53 (2008) 5155-5161. [12] O. Scialdone, A. Galia, S. Sabatino, Electro-generation of H2O2 and abatement of organic pollutant in water by an electro-Fenton process in a microfluidic reactor, Electrochem. Commun. 26 (2013) 45-47. [13] M.H. Zhou, Q.H. Yu, L.C. Lei, G. Barton, Electro-Fenton method for the removal of methyl red in an efficient electrochemical system, Sep. Purif. Technol. 57 (2007) 380-387. [14] G.S. Xia, Y.H. Lu, H.B. Xu, An energy-saving production of hydrogen peroxide via oxygen reduction for electro-Fenton using electrochemically modified polyacrylonitrile-based carbon fiber brush cathode, Sep. Purif. Technol. 156 (2015) 553-560. [15] W. Ren, D.Y. Tang, X.S. Lu, J. Sun, M. Li, S. Qiu, D.J. Fan, Novel multilayer ACF@rGO@OMC cathode composite with enhanced activity for electro-Fenton degradation of phthalic acid esters, Ind. Eng. Chem. Res. 55 (2016) 11085-11096. [16] W.R.P. Barros, R.M. Reis, R.S. Rocha, M.R.V. Lanza, Electrogeneration of hydrogen peroxide in acidic medium using gas diffusion electrodes modified with cobalt (II) phthalocyanine, Electrochim. Acta. 104 (2013) 12-18. [17] F.L. Silva, R.M. Reis, W.R.P. Barros, R.S. Rocha, M.R.V. Lanza, Electrogeneration of hydrogen peroxide in gas diffusion electrodes: Application of iron (II) phthalocyanine as a modifier of carbon black, J. Electroanal. Chem. 722-723 (2014) 32-37. [18] W.R.P. Barros, T. Ereno, A.C. Tavares, M.R.V. Lanza, In situ electrochemical generation of hydrogen peroxide in alkaline aqueous solution by using an unmodified gas diffusion electrode, Chemelectrochem. 2 (2015) 714-719. [19] F.K. Yu, M.H. Zhou, X.M. Yu, Cost-effective electro-Fenton using modified graphite felt that dramatically enhanced on H2O2 electro-generation without external aeration, Electrochim. Acta. 163 (2015) 182-189. [20] J.N. Tian, A.M. Olajuyin, T.Z. Mu, M.H. Yang, J.M. Xing, Efficient degradation of rhodamine B using modified graphite felt gas diffusion electrode by electro-Fenton process, Environ. Sci. Pollut. R. 23 (2016) 11574-11583. [21] J.N. Tian, J.X Zhao, A.M. Olajuyin, M.M. Sharshar, T.Z Mu, M.H. Yang, J.M. Xing, Effective degradation of rhodamine B by electro-Fenton process, using ferromagnetic nanoparticles loaded on modified graphite felt electrode as reusable catalyst: in neutral pH condition and without external aeration, Environ. Sci. Pollut. R. 23 (2016) 15471-15482. [22] C. Zhang, L. Zhou, J. Yang, X.M. Yu, Y.H. Jiang, M.H. Zhou, Nanoscale zero-valent iron/AC as heterogeneous Fenton catalysts in three-dimensional electrode system, Environ. Sci. Pollut. R. 21 (2014) 8398-8405. [23] E. Isarain-Ch#225;vez, C. Arias, P.L. Cabot, F. Centellas, R.M. Rodr#237;guez, J.A. Garrido, E. Brillas, Mineralization of the drug β-blocker atenolol by electro-Fenton and photoelectro-Fenton using an air-diffusion cathode for H2O2 electrogeneration combined with a carbon-felt cathode for Fe2 regeneration, Appl. Catal. B-Environ. 96 (2010) 361-369. [24] G.S. Xia, Y.H. Lu, H.B. Xu, Electrogeneration of hydrogen peroxide for electro-Fenton via oxygen reduction using polyacrylonitrile-based carbon fiber brush cathode, Electrochim. Acta. 158 (2015) 390-396. [25] E. Brillas, I. Sire#769;s, M.A. Oturan, Electro-Fenton Process and related electrochemical technologies based on Fenton#8217;s reaction chemistry, Chem. Rev. 109 (2009) 6570-6631. [26] M.H.M.T. Assumpccedil;atilde;o, A. Moraes, R.F.B. De Souza, I. Gaubeur, R.T.S. Oliveira, V.S. Antonin, G.R.P. Malpass, R.S. Rocha, M.L. Calegaro, M.R.V. Lanza, M.C. Santos, Low content cerium oxide nanoparticles on carbon for hydrogen peroxide electrosynthesis, Appl. Catal. A-Gen. 411-412 (2012) 1-6. [27] A.D. Pozzo, L.D. Palma, C. Merli, E. Petrucci, An experimental comparison of a graphite electrode and a gas diffusion electrode for the cathodic production of hydrogen peroxide, J. Appl. Electrochem. 35 (2005) 413-419. [28] M. Sudoh, H. Kitaguchi, K. Koide, Electrochemical production of hydrogen peroxide by reduction of oxygen, J. Chem. Eng. Jpn. 18 (1985) 409-414. [29] Y. Zhang, M.M. Gao, S.G. Wang, W.Z. Zhou, Y.H. Sang, X.H. Wang, Integrated electro-Fenton process enabled by a rotating Fe3O4/gas diffusion cathode for simultaneous generation and activation of H2O2, Electrochim. Acta. 231 (2017) 694-704.
3. 毕业设计(论文)进程安排
3月份:熟悉环境、看相关文献了解制备方法,下一步进行实验制备。
4月份:实验室制备气体扩散电极,表征与分析。
5月份:进行结果讨论分析以及论文撰写。