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活性炭吸附/微波解吸脱除烟气中SO2的实验研究

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Keywords: 活性炭,吸附,脱硫,微波解吸,实验研究

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Abstract:

利用微波反应器研究微波辐照功率(反应温度)、烟气流率,SO2浓度以及烟气共存成分对活性炭吸附性能及脱硫效率的影响。吸附实验结果表明,当空间流速达到900h-1时,SO2在活性炭床的吸附容量达到27.66mg/g;烟气流率增加,吸附容量下降;SO2浓度对吸附容量影响不明显;烟气中O2的含量为4%左右时,SO2吸附容量最大,随着O2含量的继续增加而有所下降;随着NO浓度的增加,SO2的吸附容量稍有上升又降至12.79mg/g;烟气含湿量低于6.4%时,水蒸气对SO2在活性炭床上的吸附有利。脱除实验研究表明,微波功率越高脱硫效率相应提高,NO浓度和含湿量增加脱硫效率下降。

References

[1]  Fu Y,Urmila M D. Cost effective environmental control technology for utilities[J]. Advances in Environmental Research, 2004,8(2):173-196.
[2]  Nolan P S. Flue gas desulfurization technologies for coal-fired power plants[C]//Coal-Tech 2000 International Conference,Jakarta,Indonesia,2000.
[3]  Gutiérrez Ortiz F J,Vidal F,Ollero P,et al. Pilot-plant technical assessment of wet flue gas desulfurization using limestone[J]. Industrial and Engineering Chemistry Research, 2006,45(4):1466-1477.
[4]  Gao H L,Li C T,Zeng G M,et al. Experimental study of wet flue gas desulphurization with a novel type PCF device[J]. Chemical Engineering and Processing:Process Intensification, 2011,50(2):189-195.
[5]  赵毅 韩静 马天忠. 活性炭纤维负载TiO2同时脱硫脱硝实验研究[J]. 中国电机工程学报, 2009,29(11):44-49. Zhao Yi,Han Jing,Ma Tianzhong.Experimental study on simultaneous desulfurization and denitrification by supporting TiO2 on activated carbon fiber[J].Proceedings of the CSEE,2009,29(11)
[6]  Giguere R J,Bray T L,Duncan S M,et al. Application of commercial microwave oven to organic synthesis [J]. Tetrahedron Letters, 1986,27(41):4945-4948.
[7]  Jones D A,Lelyveld T P,Mavrofidis S D,et al. Micro- wave heating application in environmental engineering [J]. Resources, Conservation and Recycling,2002,34(2):75-90
[8]  Wang Y L,Huang Z G,Liu Z,et al. A novel activated carbon honeycomb catalyst for simultaneous SO2 and NO removal at low temperature[J]. Carbon, 2004,42(2):445-448
[9]  Durka1 T,Van Gerven T,Stankiewicz1 A. Microwaves in heterogeneous gas-phase catalysis:experimental and numerical approaches[J]. Chemical Engineering and Technology, 2009,32(9):1301-1312.
[10]  Adam D. Microwave chemistry:out of the kitchen [J]. Nature, 2003(421),571-572.
[11]  Kappe C O. Controlled microwave heating in modern organic synthesis[J]. Angewandte Chemie International Edition, 2004,43(46):6250-6284.
[12]  Tang J,Zhang T,Liang D,et al. Microwave discharge- assisted catalytic conversion of NO to N2[J]. Chemical Communications, 2000(19):1861-1862.
[13]  马双忱,赵毅,马宵颖,等. 微波诱导催化还原脱硫脱硝实验研究[J]. 中国电机工程学报, 2006,26(18):121-124. Ma Shuangchen,Zhao Yi,Ma Xiaoying,et al.Experimental study on microwave induced catalyzed reduction for desulfurization and denitrification [J].Proceedings of the CSEE,2006,26(18)
[14]  Wang S M,Li Q,Xie B,et al. The synthesis of CdS/ZnO and CdS/Pb3O4 composite materials via microwave irradiation[J]. Material Chemistry and Physics, 2003,78(1):288-291.
[15]  Gedye R,Smith F,Westaway K,et al. The use of microwave ovens for rapid organic synthesis [J]. Tetrahedron Letters, 1986,27(3):279-282.
[16]  Ma S C,Yao J J,Jin X,et al. Kinetic study on desulfurization and denitrification using microwave irradiation over activated carbon[J]. Science China, Technological Sciences,2011,54(9):2321-2326.
[17]  Wang X H,Wang A Q,Wang X D. Microwave plasma enhanced reduction of SO2 to sulfur with carbon [J]. Energy & Fuels, 2007,21(2):867-869.
[18]  Zhang D X,Yu A M,Jin Q H. Studies on microwave carbon reduction method for the treatment of nitric oxide[J]. Chemical Journal of Chinese Universities, 1997,18(8):1271-1274.
[19]  Bejarano C,Jia C Q,Chung K H. A study on carbothermal reduction of sulfur dioxide to elemental sulfur using oilsands fluid coke[J]. Environmental Science & Technology, 2001(35):800-804.
[20]  Ighigeanu D,Martin D,Macarie R. Air pollution control by DC,pulse and microwave discharge[J]. Journal of Environmental Protection and Ecology, 2003(4):525-534.
[21]  Humeres E,Moreira R F P M,Peruch M da G B. Reduction of SO2 on different carbons[J]. Carbon, 2002,40(5):751-760.
[22]  Cha C Y,Kong Y G. Enhancement of NOx adsorption capacity and rate of char by microwaves[J]. Carbon, 1995,33(8):1141-l146.
[23]  马双忱,靳义净,金鑫,等. 烟气共存成分对微波辐照活性炭同时脱硫脱硝的影响研究[J]. 燃料化学学报, 2011,39(6):460-464。24 Ma Shuangchen,Jin Yijing,Jin Xin,et al. Influences of co-existing components in flue gas on simultaneous desulfurization and denitrification using microwave irradiation over activated carbon[J]. Journal of Fuel Chemistry and Technology, 2011,39(6),460-464(in Chinese).
[24]  Raymundo-Pinero E,Cazorla-Amoros D,Salinas- Martinez de Lecea C. Factors controlling the SO2 removal by porous carbons:relevance of the SO2 oxidation step[J]. Carbon, 2000,38(3):335-344.
[25]  Lizzie A A,Debarr J A. Effect of surface area and chemisorbed oxygen on the SO2 adsorption capacity of activated char[J]. Fuel, 1996,75(13):1515-1522.
[26]  Zhu J L,Wang Y H,Zhang J C,et al. Experimental investigation of adsorption of NO and SO2 on modified activated carbon sorbent from flue gases[J]. Energy Conversion and Management, 2005,46(13-14):2173- 2184.2173- 2184.

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