高压差罗茨泵组合抽气系统在大型减压蒸馏深拔装置的应用  

Application of High Differential Pressure Roots Pump Combination Pumping System for Large Vacuum Distillation Deep Cut Unit

作　　者：张宝夫[1,2] 于洋 高逊懿 李金建 王建国 王玲玲 ZHANG Bao-fu;YU Yang;GAO Xun-yi;LI Jin-jian;WANG Jian-guo;WANG Ling-ling(Taizhou Vocational&Technical College,Taizhou 318000,China;Madebao Vacuum Equipment Group Co.,Ltd.,Taizhou 318000,China;Ningbo Daxie Petrochemical Ltd.,CNOOC,Ningbo 315812,China;Shenyang Vacuum Technology Institute Co.,Ltd.,Shenyang 110042,China)

机构地区：[1]台州职业技术学院,浙江台州318000 [2]马德宝真空设备集团有限公司,浙江台州318000 [3]中海石油宁波大榭石化有限公司,浙江宁波315812 [4]沈阳真空技术研究所有限公司,辽宁沈阳110042

出　　处：《真空》2022年第5期45-49,共5页Vacuum

摘　　要：与蒸汽喷射真空泵抽气系统相比,罗茨真空泵组合抽气系统具有启动快、节能效果明显等特点,正在被越来越多的减压蒸馏装置所采用。本文介绍了一种高压差罗茨泵组合抽气系统在大型减压蒸馏深拔装置上的应用,详细说明了该系统的结构组成、控制原理、性能参数及一些关键技术问题的解决方案。Compared with the vapor jet vacuum pump system served at present,the high differential pressure Roots pump combination pumping system is being widely used for large vacuum distillation unit because it has the characteristics of quick start and obvious energy saving effect.In this paper,one kind of combination pumping system consisted of high differential pressure roots pump used in a large vacuum distillation deep cut unit is introduced,and the structure,control principle,performance parameters and solutions to some key technical problems of the system are described in detail.

关 键 词：高压差罗茨真空泵 减压蒸馏 抽气系统 密封结构 腐蚀 

分 类 号：TB752.26[一般工业技术—真空技术]