80,000 Nm3发生炉煤气湿式氧化法串联干法精制脱硫
80,000 Nm3 Producer Gas Wet Oxidation Method in Series with Dry Refining Desulfurization
DOI: 10.12677/HJCET.2019.92011, PDF,   
作者: 吴青松:上海电气电站环保工程有限公司,上海
关键词: 湿法脱硫干法脱硫硫化氢氧化Wet Desulphurization Dry Desulphurization Hydrogen Sulfide Oxidation
摘要: 以碱性溶液吸收酸性气体硫化氢,生成硫氢酸盐,将硫氢酸盐氧化成单体硫,从而使脱硫溶液得到再生,并获得副产品硫磺。还原态氧化剂可由空气氧化成氧化态再循环使用。湿法脱硫后的煤气再经过干法氧化铁法进行精脱硫,达到20 mg/Nm3以下,满足天然气用户的需求。
Abstract: Hydrogen sulfide is a kind of acidic gas. When hydrogen sulfide is absorbed in the alkaline solution, sulfide is formed. Then sulfide is oxidized into free sulfur, leading to the regeneration of desulfurization solution and obtainment of byproduct sulfur. Reduced oxidizing agent can be oxi-dized into oxidation state by air for reuse. After wet desulfurization, iron oxide dry refining desulfurization is used to make the outlet Sox lower than 20 mg/Nm3, meeting the requirements of natural gas users.
文章引用:吴青松. 80,000 Nm3发生炉煤气湿式氧化法串联干法精制脱硫[J]. 化学工程与技术, 2019, 9(2): 65-72. https://doi.org/10.12677/HJCET.2019.92011

参考文献

[1] 王平尧. 湿式氧化法脱硫技术及焦炉煤气脱硫工艺选择[J]. 化肥设计, 2009, 6(3): 21-25.
[2] 刘光明. 煤气脱硫方法及选择[J]. 宁波化工, 2017, 3(3): 7-8.
[3] 季广祥. 氨作碱源湿式氧化法焦炉煤气脱硫机理刍议[J]. 煤化工, 2011, 12(157): 52-54.
[4] 岳川. 焦炉煤气干法脱硫工艺研究进展[J]. 化工设计通讯, 2015, 12(6): 55-57.
[5] 王波. 氧化铁法煤气脱硫工艺在陶瓷生产中的应用[J]. 资源节约与环保, 2013(11): 75-77.