万州天然气净化厂硫磺回收单元蒸汽和凝结水节能优化措施.pdfVIP

学兔兔 石 油 与 天 然 气 化 工 582 CHEMICAL ENGINEERING OF OIL GAS 2O13 万州天然气净化厂硫磺回收单元 蒸汽与凝结水节能优化措施 廖 铁 苏梦瑶 李法璋 范 秦 (1．中国石油西南油气田公司重庆天然气净化总厂万州分厂) (2．中国石油西南油气田公司天然气研究院) 摘 要 对万州天然气净化厂硫磺回收单元的蒸汽与凝结水构成进行了分析，并对蒸汽引射 器重新选型以实现蒸汽梯级利用，以及采用凝结水罐排空蒸汽回收、凝结水循环利用、凝结水分压 回收、蒸汽疏水阀优化选型以实现凝结水密闭式回收等优化措施作了详细的分析探讨。实施各项 优化措施后，每处理1×10 m。原料天然气(H S质量分数为1 )，综合能耗由1 303．38 MJ降为 最低约1 188．23 MJ，与每处理1×10 m。原料天然气(H S质量分数为1 )综合能耗为2 010 MJ 的设计值相比，节能效果明显。 关键词 蒸汽 凝结水 优化 节能 硫磺回收 中图分类号：TE642 文献标志码：A DOI：10．3969／j．issn．1007—3426．2O13．06．007 Energy saving optimization measures of steam and condensation water of sulfur recovery unit in Wanzhou natural gas purification plant Liao Tie ，Su Mengyao ，Li Fazhang ，Fan Qin (1．Wanzhou Branch of Chongqing Natural Gas Pur cation Plant General， PetroChina Southwest OiZ Ga eld Company，Chongqing 404001，China； 2．Research Institute of Natural Gas Technology， PetroChina Southwest Oil Ga eld Company，Chengdu 610213，Sichuan，China) Abstract：Based on the composition analysis of steam and condensation water of sulfur recov— ery unit in Wanzhou branch of Chongqing natural gas purification plant，this paper discussed these optimization measures．The steam ejector was redesigned to realize the application of stream cascading and the methods are used to realize the airtight recycling of condensation water such as recovering steam discharged from the condensation tank，recycling condensation water，re— covering condensati