MgO脱除HCN的动力学研究

王新民 陈二强 谭厚章 王学斌 司纪朋 张利孟

引用本文: 王新民, 陈二强, 谭厚章, 王学斌, 司纪朋, 张利孟. MgO脱除HCN的动力学研究[J]. 燃料化学学报, 2013, 41(2): 252-256. shu
Citation:  WANG Xin-min, CHEN Er-qiang, TAN Hou-zhang, WANG Xue-bin, SI Ji-peng, ZHANG Li-meng. Dynamic investigations on the removal of hydrogen cyanide using magnesium oxide[J]. Journal of Fuel Chemistry and Technology, 2013, 41(2): 252-256. shu

MgO脱除HCN的动力学研究

    通讯作者: 王新民(1986),男,陕西宝鸡人,硕士,研究方向为洁净燃烧与污染防治;E-mail:wangxm.86@stu.xjtu.edu.cn。
  • 基金项目:

    国家自然科学基金(50976086)。 (50976086)

摘要: 研究了MgO在不同温度下对HCN的脱除作用,并用XRD对反应后固相产物进行分析。研究了温度、MgO质量分数、HCN初始体积分数和停留时间等因素对HCN脱除效率的影响,并求出MgO与HCN反应的动力学参数。结果表明,673 K时,MgO已经开始与HCN发生反应,当温度高于873 K时,HCN中气态"N"已转化到固相产物MgCN2中;HCN脱除效率随温度、MgO质量分数和停留时间的增加呈线性增加,但随HCN初始体积分数增加呈负幂函数的规律下降;MgO与HCN的反应级数α为0.72,表观活化能E为32.2 kJ/mol。

English

  • 
    1. [1] 肖瑞华, 白金锋. 煤化学产品工艺学[M]. 北京: 冶金工业出版社, 2003. (XIAO Rui-hua, BAI Jin-feng. Technology of coal chemistry product[M]. Beijing: Metallurgical Industry Press, 2003.)[1] 肖瑞华, 白金锋. 煤化学产品工艺学[M]. 北京: 冶金工业出版社, 2003. (XIAO Rui-hua, BAI Jin-feng. Technology of coal chemistry product[M]. Beijing: Metallurgical Industry Press, 2003.)

    2. [2] KOVEAL R J, RILEY K L, CORKERN K E. Process for removal of hydrogen cyanide from synthesis gas. 1997, Simon Jay.[2] KOVEAL R J, RILEY K L, CORKERN K E. Process for removal of hydrogen cyanide from synthesis gas. 1997, Simon Jay.

    3. [3] 张奉民, 李开喜, 吕春祥, 吕永根, 杨永岗, 凌立成. 氰化氢脱除方法[J]. 新型炭材料, 2003, 18(2): 151-157. (ZHANG Feng-min, LI Kai-xi, LÜ Chun-xiang, LÜ Yong-gen, YANG Yong-gang, LIN Li-cheng. Removal methods of hydrogen cyanide[J]. New Carbon Materials, 2003, 18(2): 151-157.)[3] 张奉民, 李开喜, 吕春祥, 吕永根, 杨永岗, 凌立成. 氰化氢脱除方法[J]. 新型炭材料, 2003, 18(2): 151-157. (ZHANG Feng-min, LI Kai-xi, LÜ Chun-xiang, LÜ Yong-gen, YANG Yong-gang, LIN Li-cheng. Removal methods of hydrogen cyanide[J]. New Carbon Materials, 2003, 18(2): 151-157.)

    4. [4] 黎成勇, 李克, 刘建福,秦亮生,银董红. Al2O3和TiO2吸附氢氰酸研究[J]. 烟草科技, 2005, 221(12): 24-26. (LI Cheng-yong, LI Ke, LIU Fu-jian, QIN Liang-sheng, YIN Dong-hong. Adsorption and removal of hydrogen cyanide from cigarette smoke with Al2O3 and TiO2[J]. Tobacco Science & Technology, 2005, 221(12): 24-26.)[4] 黎成勇, 李克, 刘建福,秦亮生,银董红. Al2O3和TiO2吸附氢氰酸研究[J]. 烟草科技, 2005, 221(12): 24-26. (LI Cheng-yong, LI Ke, LIU Fu-jian, QIN Liang-sheng, YIN Dong-hong. Adsorption and removal of hydrogen cyanide from cigarette smoke with Al2O3 and TiO2[J]. Tobacco Science & Technology, 2005, 221(12): 24-26.)

    5. [5] SACHFER S, BONN B. Hydrolysis of HCN as an important step in nitrogen oxide formation in fluidised combustion: Part 2 Heterogenous reactions involving limestone[J]. Fuel, 2002, 81(13): 1641-1646.[5] SACHFER S, BONN B. Hydrolysis of HCN as an important step in nitrogen oxide formation in fluidised combustion: Part 2 Heterogenous reactions involving limestone[J]. Fuel, 2002, 81(13): 1641-1646.

    6. [6] 王聪玲, 谭厚章, 王学斌, 徐通模, 惠世恩. CaO高温脱除氰化氢试验研究[J]. 工程热物理学报, 2009, 30(13): 1977-1979. (WANG Cong-ling, TAN Hou-zhang, WANG Xue-bin, XU Tong-mo, HUI Shi-en. Experimental investigation of the removal of HCN by CaO at high temperature[J].Journal of Engineering Thermophysics, 2009, 30(13): 1977-1979.)[6] 王聪玲, 谭厚章, 王学斌, 徐通模, 惠世恩. CaO高温脱除氰化氢试验研究[J]. 工程热物理学报, 2009, 30(13): 1977-1979. (WANG Cong-ling, TAN Hou-zhang, WANG Xue-bin, XU Tong-mo, HUI Shi-en. Experimental investigation of the removal of HCN by CaO at high temperature[J].Journal of Engineering Thermophysics, 2009, 30(13): 1977-1979.)

    7. [7] 宁平, 蒋明, 王学谦, 杨弘, 师雁, 柏杨巍. 低浓度氰化氢在浸渍活性炭上的吸附净化研究[J]. 高校化学工程学报, 2010, 24(6): 1038-1045. (NING Ping, JIANG Ming, WANG Xue-qian, YANG Hong, SHI Yan, BO Yang-wei. Adsorption of low-concentration HCN on impregnated activated carbon[J]. Journal of Chemical Engineering of Chinese University, 2012, 24(6): 1038-1045.)[7] 宁平, 蒋明, 王学谦, 杨弘, 师雁, 柏杨巍. 低浓度氰化氢在浸渍活性炭上的吸附净化研究[J]. 高校化学工程学报, 2010, 24(6): 1038-1045. (NING Ping, JIANG Ming, WANG Xue-qian, YANG Hong, SHI Yan, BO Yang-wei. Adsorption of low-concentration HCN on impregnated activated carbon[J]. Journal of Chemical Engineering of Chinese University, 2012, 24(6): 1038-1045.)

    8. [8] MYKOLA S, MARTIN V M, TERESA J B. Effects of surface chemistry on the reactive adsorption of hydrogen cyanide on activated carbons[J]. Carbon, 2009, 47(10): 2456-2465.[8] MYKOLA S, MARTIN V M, TERESA J B. Effects of surface chemistry on the reactive adsorption of hydrogen cyanide on activated carbons[J]. Carbon, 2009, 47(10): 2456-2465.

    9. [9] TENG H S, SUUBER E M, CALO J M. Studies on the reduction of nitric oxide by carbon: The nitric oxide–carbon gasification reaction[J]. Energy Fuels, 1992, 6(4): 398-406.[9] TENG H S, SUUBER E M, CALO J M. Studies on the reduction of nitric oxide by carbon: The nitric oxide–carbon gasification reaction[J]. Energy Fuels, 1992, 6(4): 398-406.

    10. [10] LI D, GAO S, SONG W, XU G . Experimental study of NO reduction over biomass char[J]. Fuel Process Technol, 2007, 88(7): 707-715.[10] LI D, GAO S, SONG W, XU G . Experimental study of NO reduction over biomass char[J]. Fuel Process Technol, 2007, 88(7): 707-715.

    11. [11] LI D, GAO S, XU G. NO reduction over biomass chars in the combustion process[J]. Energy Fuels, 2010, 24(1): 446-450.[11] LI D, GAO S, XU G. NO reduction over biomass chars in the combustion process[J]. Energy Fuels, 2010, 24(1): 446-450.

    12. [12] GARIJO E G, JENSEN A D, GLARBORG P. Kinetic study of NO reduction over biomass char under dynamic conditions[J]. Energy Fuels, 2003, 17(6): 1429-1436.[12] GARIJO E G, JENSEN A D, GLARBORG P. Kinetic study of NO reduction over biomass char under dynamic conditions[J]. Energy Fuels, 2003, 17(6): 1429-1436.

    13. [13] JOHNSSON J E. Formation and reduction of nitrogen oxides in fluidized-bed combustion[J]. Fuel, 1994, 73(9): 1398-1415.[13] JOHNSSON J E. Formation and reduction of nitrogen oxides in fluidized-bed combustion[J]. Fuel, 1994, 73(9): 1398-1415.

    14. [14] RODRIGUEZ M J, OOMS A C, PELS J R KAPTEIJN F, MOULIJN J A. NO and N2O decomposition over coal char at fluidized-bed combustion conditions[J]. Combust Flame, 1994, 99(3/4): 499-507.[14] RODRIGUEZ M J, OOMS A C, PELS J R KAPTEIJN F, MOULIJN J A. NO and N2O decomposition over coal char at fluidized-bed combustion conditions[J]. Combust Flame, 1994, 99(3/4): 499-507.

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  • 收稿日期:  2012-07-31
  • 网络出版日期:  2012-09-23
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