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["再生溶媒が変化した", "硫化鉱再生成のための溶媒が変化したが、その理由はいくつかある。二氧化硫含量过高是否会导致溶剂变差,请大家讨论一下,加分" "急冷塔的尾气中存在二氧化硫说明加氢操作控制不好,二氧化硫穿透一方面会使急冷水的pH急剧下降 加剧腐蚀 另一方面会在溶剂中形成硫代硫酸盐 导致溶剂脱硫效果变差"

2018-08-17View Original

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硫磺再生溶剂变差, 有多方面的原因,请问硫磺急冷尾气中二氧化硫含量太高,会不会造成溶剂变差,请大家说说,加分
Reply #22018-09-06
急冷塔尾气中如果有二氧化硫存在说明加氢操作没有控制好,二氧化硫穿透,一方面急冷水PH会急剧下降,腐蚀加剧,另一方面会在溶剂中形成硫代硫酸盐,导致溶剂脱硫效果变差。

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