Experimental study on catalyzed oxidation of S(Ⅳ) by ferrous and manganese ion in basic aluminum sulfate desorption desulfurization method

WANG Yongxin; WEN Gao; ZHAO Shuang; ZHANG Zijing

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Experimental study on catalyzed oxidation of S(Ⅳ) by ferrous and manganese ion in basic aluminum sulfate desorption desulfurization method

Thermal Power Generation Issue 2, (2017)

更新时间：2025-09-28

- Experimental study on catalyzed oxidation of S(Ⅳ) by ferrous and manganese ion in basic aluminum sulfate desorption desulfurization method
- 作者机构：
  
  1. 国电华北电力有限公司廊坊热电厂,河北,廊坊,065000
  2. 内蒙古工业大学能源与动力工程学院,内蒙古,呼和浩特,010051
- 作者简介：
- 基金信息：
- DOI：
  CLC： TQ534.9
- Published Online：01 March 2017，
  
  Published：2017
- 稿件说明：
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WANG Yongxin, WEN Gao, ZHAO Shuang, et al. Experimental study on catalyzed oxidation of S(Ⅳ) by ferrous and manganese ion in basic aluminum sulfate desorption desulfurization method[J]. Thermal Power Generation, 2017, (2).
DOI：

WANG Yongxin, WEN Gao, ZHAO Shuang, et al. Experimental study on catalyzed oxidation of S(Ⅳ) by ferrous and manganese ion in basic aluminum sulfate desorption desulfurization method[J]. Thermal Power Generation, 2017, (2). DOI：

摘要

针对碱式硫酸铝解吸脱硫法

研究Fe2+、Fe3+和Mn2+单因素在不同浓度条件下对S(Ⅳ)的催化氧化效应和对SO2解吸率的影响。结果表明:当脱硫液中Fe2+浓度大于0.06 mol/L、Fe3+浓度大于0.04 mol/L或Mn2+浓度大于0.02 mol/L时

均可将S(Ⅳ)催化氧化为S(Ⅵ)

导致SO2的解吸率降低

且离子浓度越高

催化氧化效果越显著

单位时间内SO2的解吸率越低；将脱硫液中Fe2+、Fe3+和Mn2+的浓度控制在上述范围内

可完全抑制其催化氧化作用。

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