低温等离子体技术是一个集物理、生物、化学和环境科学于一体的交叉综合性技术,它在处理废气方面具有能耗低、效率高和无二次污染等明显优点。简要介绍了氮氧化物(NOx)、H2S和挥发性有机化合物(VOCs)这3种污染气体的来源和危害,及介质阻挡放电法、低温等离子体协同技术和电晕放电法处理废气的原理及其对NOx、H2S和VOCs去除效率的影响条件,并展望了低温等离子体技术在废气处理领域的应用。
The non-thermal plasma technology is a comprehensive technology integrating physics,biology,chemistry and environmental science,which has the advantages of low energy consumption,high efficiency,no secondary pollution and so on in the treatment of waste gas.The source and harm of the three kinds of polluted gases were summarized:NOx(nitrogen oxide),H2S(hydrogen sulfide),VOCs(volatile organic compounds),and introduced the principle of treating waste gas by dielectric barrier discharge,non-thermal plasma synergistic technology and corona discharge.The influence condition of them on the removal of NOx,H2S and VOCs was studied,and the development direction of non-thermal plasma technology was discussed.
[1] 刘明远,庞家馨.从雾霾现象分析我国大气污染现状及法律对策[J].法制与社会,2016(3):174-175.
[2] 赵炎鑫,饶东升.低温等离子体的研究进展[J].电子技术与软件工程,2015(12):125-125.
[3] 张传来,杜海燕.低温等离子体及其在废气处理中的应用[J].城市建设理论研究:电子版,2015,5(22):3571-3572.
[4] 周浪.我国大气氮氧化物污染控制对策[J].环境与生活,2014(18):142.
[5] Kunhardt E E.Generation of large-volume,atmospheric-pressure,nonequilibrium plasmas[J].IEEE Transactions on Plasma Science,2000,28(1):189-200.
[6] Chae J O.Non-thermal plasma for diesel exhaust treatment[J].Journal of Electrostatics,2003,57(3-4):251-262.
[7] 杜伯学,刘弘景,王克峰,等.介质阻挡放电产生低温等离子体除去NOx的实验研究[J].高电压技术,2009,35(9):2186-2192.
[8] Zhang J,Ren J,Lv S,et al.Experimental study on the effect of particulate and NH3 on NOx removal efficiency by non-thermal plasma technology[J].International Journal of Energy and Power,2015,10(1):4.
[9] Talebizadeh P,Rahimzadeh H,Babaie M,et al.Evaluation of residence time on nitrogen oxides removal in non-thermal plasma reactor[J].Plos One,2015,10(9):1-16.
[10] Durme J V,Dewulf J,Leys C,et al.Combining non-thermal plasma with heterogeneous catalysis in waste gas treatment:a review[J].Applied Catalysis B Environmental,2008,78(3-4):324-333.
[11] 王卉.低温等离子体协同吸附催化剂的烟气脱硝工艺研究[D].杭州:浙江大学,2014.
[12] 胡明江,赵丽霞.低温等离子体协同催化技术降低柴油机NOx和碳烟[J].中国农机化学报,2014,35(4):157-160.
[13] Kuwahara T,Yoshida K,Kuroki T,et al.Pilot-scale aftertreatment using nonthermal plasma reduction of adsorbed NOx,in marine diesel-Engine exhaust gas[J].Plasma Chemistry & Plasma Processing,2014,34(1):65-81.
[14] 洪波.溶液吸收结合脉冲电晕处理有机废气研究[D].杭州:浙江工业大学,2011.
[15] 杨新桦,李晓红,卢义玉,等.高压脉冲电晕处理发动机尾气中的NO的实验研究[J].环境工程学报,2002,3(3):56-59.
[16] 谢金亮.脉冲电晕放电等离子体技术净化柴油机尾气的初步研究[D].南昌:江西理工大学,2008.
[17] Lin H,Gao X,Luo Z,et al.Removal of NOx,from wet flue gas by corona discharge[J].Fuel,2004,83(9):1251-1255.
[18] Liang W J,Fang H P,Li J,et al.Performance of non-thermal DBD plasma reactor during the removal of hydrogen sulfide[J].Journal of Electrostatics,2011,69(3):206-213.
[19] Fang H,Li J,Liang W,et al.Study of hydrogen sulfide removal using dielectric barrier discharge[C].Guilin:2009 International Conference on Energy and Environment Technology,IEEE Computer Society,2009.
[20] Reddy E L,Biju V M,Subrahmanyam C.Hydrogen production from hydrogen sulfide in a packed-bed DBD reactor[J].International Journal of Hydrogen Energy,2012,37(10):8217-8222.
[21] Reddy E L,Biju V M,Subrahmanyam C.Production of hydrogen from hydrogen sulfide assisted by dielectric barrier discharge[J].International Journal of Hydrogen Energy,2012,37(3):2204-2209.
[22] Dang X,Huang J,Kang L,et al.Research on decomposition of hydrogen sulfide using nonthermal plasma with metal oxide catalysis[J].Energy Procedia,2012,16:856-862.
[23] Wang Y,Zhao L,Sun Z,et al.Decomposition of hydrogen sulfide in non-thermal plasma aided by supported ZnxCd1-xS solid solutions[J].International Journal of Plasma Environmental Science & Technology,2014,8(2):136-142.
[24] 尹协东,胡志军,王志良,等.低温等离子体处理化工恶臭污染物硫化氢的研究[J].广州化学,2014,39(3):11-16.
[25] 王晓鹏,晏乃强,贾金平,等.脉冲电晕放电处理低浓度硫化氢气体[J].化工进展,2005,24(3):278-282.
[26] Lakshmanan P,Delannoy L,Richard V,et al.Total oxidation of propene over AuxCeO2-Al2O3,catalysts:influence of the CeO2,loading and the activation treatment[J].Applied Catalysis B Environmental,2010,96(1-2):117-125.
[27] Drobek M,Figoli A,Santoro S,et al.PVDF-MFI mixed matrix membranes as VOCs adsorbers[J].Microporous & Mesoporous Materials,2015,207:126-133.
[28] Kamal M S,Razzak S A,Hossain M M.Catalytic oxidation of volatile organic compounds (VOCs)-a review[J].Atmospheric Environment,2016,140:117-134.
[29] Ramaraju B,Karuppiah J,Reddy E L,et al.Removal of mixture of VOCs by nonthermal plasma[J].Composite Interfaces,2012,19(3-4):271-277.
[30] 陆彬.介质阻挡等离子放电臭氧氧化乙醛废水[J].环境工程学报,2015,9(11):5381-5386.
[31] Assadi A A,Bouzaza A,Lemasle M,et al.Removal of trimethylamine and isovaleric acid from gas streams in a continuous flow surface discharge plasma reactor[J].Chemical Engineering Research & Design,2015,93:640-651.
[32] Xu N,Fu W,He C,et al.Benzene removal using non-thermal plasma with CuO/AC catalyst:reaction condition optimization and decomposition mechanism[J].Plasma Chemistry & Plasma Processing,2014,34(6):1387-1402.
[33] 梁文俊,马琳,李坚,等.低温等离子体-催化联合技术去除甲苯的实验研究[J].北京工业大学学报,2014,40(2):315-320.
[34] 马琳.低温等离子体协同光催化技术处理甲苯和硫化氢的实验研究[D].北京:北京工业大学,2013.
[35] 翁棣,张艳,楼婷婷,等.脉冲电晕法处理含苯废气实验研究[J].实验技术与管理,2011,28(5):32-36.
[36] Zhang X,Feng W,Yu Z,et al.Comparison of styrene removal in air by positive and negative DC corona discharges[J].International Journal of Environmental Science & Technology,2013,10(6):1377-1382.
[37] 刘笑寒,姚晓红,贾李娟,等.筒形针板式电晕放电低温等离子体降解甲苯气体的特性研究[C].南京:中国环境科学学会学术年会,2015.
基金资助
国家自然科学基金(21666015);云南省人才培养项目(kksy201305126)
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