助剂(C2H4、NH3)添加对AC/DC流光放电等离子体脱硝效果的影响

浦鹏, 刘啸, 彭亚东, 任旭婷, 周红军. 助剂(C2H4、NH3)添加对AC/DC流光放电等离子体脱硝效果的影响[J]. 环境工程学报, 2017, 11(1): 483-489. doi: 10.12030/j.cjee.201509022
引用本文: 浦鹏, 刘啸, 彭亚东, 任旭婷, 周红军. 助剂(C2H4、NH3)添加对AC/DC流光放电等离子体脱硝效果的影响[J]. 环境工程学报, 2017, 11(1): 483-489. doi: 10.12030/j.cjee.201509022
PU Peng, LIU Xiao, PENG Yadong, REN Xuting, ZHOU Hongjun. Effect of additive (C2H4, NH3) addition on denitrification effect of AC/DC streamer discharge plasma[J]. Chinese Journal of Environmental Engineering, 2017, 11(1): 483-489. doi: 10.12030/j.cjee.201509022
Citation: PU Peng, LIU Xiao, PENG Yadong, REN Xuting, ZHOU Hongjun. Effect of additive (C2H4, NH3) addition on denitrification effect of AC/DC streamer discharge plasma[J]. Chinese Journal of Environmental Engineering, 2017, 11(1): 483-489. doi: 10.12030/j.cjee.201509022

助剂(C2H4、NH3)添加对AC/DC流光放电等离子体脱硝效果的影响

  • 基金项目:

    中国石油大学(北京)科研基金资助(2462013YJRC001)

  • 中图分类号: X701

Effect of additive (C2H4, NH3) addition on denitrification effect of AC/DC streamer discharge plasma

  • Fund Project:
  • 摘要: 等离子体法脱硝被认为是一种非常环保有效的脱硝技术,为了探究等离子体对NOx的作用过程,选用AC/DC流光放电等离子体及模拟烟气,考察了烟气流量和NO初始浓度、添加剂的种类与含量以及SO2对等离子体脱硝的影响。结果表明:NO的脱除过程由氧化过程和还原过程同时作用,在同一功率下,NOx脱除率随流量的增加而降低,NO初始浓度对NOx脱除率无直接影响。氨的添加可以促进NOx的还原脱除,乙烯的添加可以促进NO氧化转化为NO2。烟气中SO2存在会导致NOx脱除效率降低,此时氨助剂的加入可以显著提高NOx脱除率。当NH3:SO2=2:1时,在15 W下SO2脱除率可达100%,NOx脱除率60%。
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出版历程
  • 收稿日期:  2015-11-03
  • 刊出日期:  2017-01-05
浦鹏, 刘啸, 彭亚东, 任旭婷, 周红军. 助剂(C2H4、NH3)添加对AC/DC流光放电等离子体脱硝效果的影响[J]. 环境工程学报, 2017, 11(1): 483-489. doi: 10.12030/j.cjee.201509022
引用本文: 浦鹏, 刘啸, 彭亚东, 任旭婷, 周红军. 助剂(C2H4、NH3)添加对AC/DC流光放电等离子体脱硝效果的影响[J]. 环境工程学报, 2017, 11(1): 483-489. doi: 10.12030/j.cjee.201509022
PU Peng, LIU Xiao, PENG Yadong, REN Xuting, ZHOU Hongjun. Effect of additive (C2H4, NH3) addition on denitrification effect of AC/DC streamer discharge plasma[J]. Chinese Journal of Environmental Engineering, 2017, 11(1): 483-489. doi: 10.12030/j.cjee.201509022
Citation: PU Peng, LIU Xiao, PENG Yadong, REN Xuting, ZHOU Hongjun. Effect of additive (C2H4, NH3) addition on denitrification effect of AC/DC streamer discharge plasma[J]. Chinese Journal of Environmental Engineering, 2017, 11(1): 483-489. doi: 10.12030/j.cjee.201509022

助剂(C2H4、NH3)添加对AC/DC流光放电等离子体脱硝效果的影响

  • 1. 中国石油大学新能源研究院, 北京, 102249
基金项目:

中国石油大学(北京)科研基金资助(2462013YJRC001)

摘要: 等离子体法脱硝被认为是一种非常环保有效的脱硝技术,为了探究等离子体对NOx的作用过程,选用AC/DC流光放电等离子体及模拟烟气,考察了烟气流量和NO初始浓度、添加剂的种类与含量以及SO2对等离子体脱硝的影响。结果表明:NO的脱除过程由氧化过程和还原过程同时作用,在同一功率下,NOx脱除率随流量的增加而降低,NO初始浓度对NOx脱除率无直接影响。氨的添加可以促进NOx的还原脱除,乙烯的添加可以促进NO氧化转化为NO2。烟气中SO2存在会导致NOx脱除效率降低,此时氨助剂的加入可以显著提高NOx脱除率。当NH3:SO2=2:1时,在15 W下SO2脱除率可达100%,NOx脱除率60%。

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