DMO脱轻塔釜液泵汽蚀现象的原因分析与改进措施  

Cause Analysis and Improvement Measures of Cavitation of DMO Dehydrogenation Column Bottom Pump

作　　者：唐辰 赵子辉[1] TANG Chen;ZHAO Zi-hui(East China Engineering Science and Technology Co.Ltd.,Hefei 230024,China)

机构地区：[1]东华工程科技股份有限公司,安徽合肥230024

出　　处：《安徽化工》2022年第2期112-113,共2页Anhui Chemical Industry

摘　　要：DMO脱轻塔釜液泵为煤制乙二醇工艺系统中重要的输送设备。根据某公司年产20万吨煤制乙二醇装置中DMO脱轻塔釜液泵的实际使用情况,分析了该泵在投产后频繁出现汽蚀现象的原因,提出改进措施,为同类型工艺装置的稳定运行提供参考。DMO dehydrogenation column bottom pump is an important conveying equipment in coal to ethylene glycol process system. According to the actual use of DMO dehydrogenation column bottom pump in a 200 000 ton coal to ethylene glycol unit of a company, this paper analyzes the causes of frequent cavitation after the pump is put into operation, and puts forward improvement measures, so as to provide reference for the stable operation of the same type of process unit.

关 键 词：DMO脱轻塔釜液泵 煤制乙二醇 汽蚀 改进 

分 类 号：TQ221.223[化学工程—有机化工] TH136[机械工程—机械制造及自动化]