乙烯装置急冷系统管道腐蚀和急冷水乳化问题分析及处理措施  

ANALYSIS AND TREATMENT OF PIPELINE CORROSION AND QUENCH WATER EMULSIFICATION IN QUENCHING SYSTEM OF ETHYLENE PLANT

作　　者：王伟 王朝 杨付涛 宋成才 Wang Wei;Wang Chao;Yang Futao;Song Chengcai(Lianyungang Petrochemical Co.,Ltd.,Lianyungang,Jiangsu,P.C.222000)

机构地区：[1]连云港石化有限公司,江苏连云港222000

出　　处：《乙烯工业》2023年第2期33-36,I0001,I0002,共6页Ethylene Industry

摘　　要：针对乙烯裂解装置在工业化应用过程中出现的急冷系统管道腐蚀和急冷水乳化的问题,通过技术改造,增加新的缓蚀剂注入点,更换缓蚀剂类型及引入pH值自动控制系统等,有效解决急冷系统管道腐蚀和急冷水乳化的问题,确保了乙烯装置“安稳长满优”运行。To solve the problems of pipeline corrosion and quench water emulsification in the quenching system of ethylene plant during industrial application,technical modifications were carried out including adding new injection points for corrosion inhibitor,replacing the type of corrosion inhibitor and introducing automatic pH control system.The problems were effectively solved,and the safe,stable,long-term,full-load and optimum operation of the ethylene plant was ensured.

关 键 词：裂解 急冷系统 管道腐蚀 乳化 pH自动控制 

分 类 号：TQ221.211[化学工程—有机化工]