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Author:

蔡建宇 (蔡建宇.) | 彭兆丰 (彭兆丰.) | 宋丽云 (宋丽云.) | 侯环宇 (侯环宇.) | 李坚 (李坚.)

Abstract:

以煤质活性炭为原料,制备了碳酸钾(K2CO3)改性活性炭,模拟烧结烟气条件,考察了其在有SO2、CO2和O2条件下的NOx 吸附效果.试验表明:0.65 mol/L K2CO3改性活性炭的NOx 吸附量最高,120℃时NOx 吸附量可达15.17 mg/g,较原样提高了 20倍以上;随着吸附温度的升高,NOx饱和吸附量有所下降,稳定在13.70-13.97 mg/g;由于SO2吸附后生成稳定硫酸盐难以脱除,影响了活性炭的加热再生效果.该吸附剂适用于移动床吸附处理烧结烟气.

Keyword:

碳酸钾 氮氧化物 活性炭 吸附 烧结 烟气

Author Community:

  • [ 1 ] [蔡建宇]河钢股份有限公司,河北石家庄050023
  • [ 2 ] [彭兆丰]北京工业大学
  • [ 3 ] [宋丽云]河钢集团钢铁研究总院,河北石家庄050023

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Source :

钢铁钒钛

ISSN: 1004-7638

Year: 2021

Issue: 1

Volume: 42

Page: 75-82

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count: 2

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 1

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