含硫污水汽提过程模拟与分析-夏云龙.PDF

第 25 卷 第 2 期 青 　岛 　科 　技 　大 　学 　学 　报 Vol. 25 No. 2 　 　 　 2004 年 4 月 Journal of Qingdao University of Science and Technology Apr. 2004 　　文章编号 (2004) 含硫污水汽提过程模拟与分析 夏云龙 , 项曙光 (青岛科技大学 计算机与化工研究所 , 山东 青岛,266042) 摘 　要 : 以节能为目的,应用 ASPEN PL US 分别对炼油厂的原双塔汽提流程和单塔汽提 侧线采出流程进行模拟分析。确定单塔汽提流程主要工艺参数 :塔理论板数为 17 块 ,冷 热配比为 1 ∶3 ,热进料位置为第 3 块板 ,侧线采出位置是第 9 块板。结果表明 ,单塔汽提 流程比双塔汽提流程的分离效果更佳 ,而且能耗降低约 60 % 。 关键词 : 含硫污水 ; 汽提 ; 电解质溶液; 模拟 中图分类号: TQ 018 　　文献标识码 : A Simulation and Analysis on Stripping Process of Sour Water XIA Yunlong , XIANG Shuguang ( Research Center for Computer and Chemical Engineering , Qingdao University of Science and Technology , Qingdao 266042 , China) Abstract : Using ASPEN PL US to simulate and analyze the original two towers stripping process in the refinery and single tower stripping process with side withdrawing , the main process conditions of single tower are that the number of theoretical trays is 17 , the coldhot ratio is 1 ∶3 , the hot feed position is the 3rd tray and the side withdrawing position is the 9th tray. The final results show that the single tower stripping process has better separation ef fects than that of two towers stripping process , and can reduce about two thirds of energy consumption. Key words : sour water ; stripping ; electrolyte solution ; simulation 　　炼油厂中的常减压蒸馏、催化裂化和加氢裂 PEN PL US 分别对原双塔汽提流程和单塔汽提 化等工艺装置都要排出大量的含硫污水。而含硫 侧线采出流程进行模拟 ,结果显示单塔汽提流程 污水由于含有硫化