离子型湿法氧化脱硫工艺在焦炉煤气的应用

Hebei Metallurgy(2020)

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Abstract
针对河钢宣钢焦炉煤气含硫量超标的情况,将湿法氧化脱硫技术应用到负压焦炉煤气脱硫系统.详细介绍了离子型湿法氧化脱硫工艺技术原理,依据河钢宣钢焦炉煤气AS负压脱硫工艺,通过改造水洗塔的内部结构,优化操作条件,实现了负压条件下焦炉煤气含硫量脱除率达99.0%以上;气液比为125:1时,H2 S含量可降至10 mg/m3以下,符合洁净煤气的标准,提高了煤气品质,为离子型湿法氧化脱硫工艺在河钢宣钢负压焦炉煤气脱硫净化的应用实践奠定了坚实基础.
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