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烟气脱硫过程锰催化氧化亚硫酸钙的研究

Keywords: 烟气脱硫,亚硫酸钙,催化氧化,锰离子

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Abstract:

利用直径280mm、高320mm的间歇式搅拌槽,在MnSO4加入浓度为0~0.05mol/L的情况下,对亚硫酸钙悬浮液进行了催化氧化实验研究。实验结果表明,锰离子的加入会改变亚硫酸钙的氧化机理及氧化过程,表现为终点氧化率和氧化速率的变化。当Mn2+浓度为0.05mol/L时,亚硫酸钙的终点氧化率比未加入Mn2+时高30%;此外,与非催化反应过程相比,Mn2+的加入能使亚硫酸钙在一个更宽的浓度范围内(0.02~0.073mol/L)和一个更宽的时间范围内(20~100min)均保持较高的氧化速率水平。

References

[1]  Du Qian,Wu Shaohua,Zhu Qunyi.Non-catalytic oxidation kinetics of calcium sulfite in wet limestone-gypsum FGD process.Journal of Chemical Industry and Engineering (China),2003,54(10):1490~1493
[2]  Peng Zhaohui,Tong Zhiquan.Study on the oxidation of calcium sulfite to gypsum.Journal of China Institute of Metrology,2002,13:139~143
[3]  Amedeo Lancia,Dino Musmarra,Marina Prisciandaro,et al.Catalytic oxidation of calcium bisulfite in the wet limestone-gypsum flue gas desulfurization process.Chemical Engineering Science,1999,54:3019~3026
[4]  Linek V.,Vacek V.Chemical engineering use of catalyzed sulfite oxidation kinetics for the determination of mass transfer characteristics of gas-liquid contactors.Chemical Engineering Science,1981,36 (11):1747~1768
[5]  Zhao Bo,Li Yan,Tong Huiling,et al.Mass transfer and kinetic s of sulfite forced oxidation reaction.Journal of Chemical Industry and Engineering (China),2005,56(11):2059~2064
[6]  Zhao Bo,Li Yan,Zhuo Yu-Qun,et al.A photographic inedtification boundary method on mass transfer theory.Journal of Engineering Thermophysics,2005,26:159~162
[7]  Kiil S.,Michelsen L.M.,Dam-Johansen K.Experimental investigation and modeling of a wet flue gas desulfurization pilot plant.Ind.Eng.Chem.Technol.,1997,37:2792~2806
[8]  Wu Xiaoqin,Wu Zhongbiao,Wang Dahui.Uncatalyzed oxidation process for calcium sulfite in homogeneous/heterogeneous systems.ACTA Scientiae Circumstantiae,2004,24(3):534 ~538
[9]  Zhang Jungang,Wu Jianguo.Discussion on some problems in the process of sulfurous acid calcium oxidated.Industrial Safety and Environmental Protection,2004,30(12):1~2
[10]  Ding Chenggang.Analysis of key factors affecting wet FGD.International Electric Power for China,2002,16(1):53 ~55

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