高水位敷设条件下直埋蒸汽管保温结构选择及密封  

Choice of Pre-insulated Steam Pipe and Sealing Methods for Direct-burial Application under High Water Level Situation

作　　者：杜晓茹 

机构地区：[1]辽宁省城乡建设规划设计院,辽宁沈阳110006

出　　处：《管道技术与设备》2010年第3期55-57,共3页Pipeline Technique and Equipment

摘　　要：在高水位环境下进行蒸汽管直埋敷设时,常会出现地下水对管道保温层造成损害影响正常运行的情况。文中从直埋蒸汽管道的保温结构方案选择以及应采取的密封防护措施角度提出解决方案,对设计者、制造商、安装单位和业主单位提供工程选型参考,从源头上解决高水位不利条件对管线安全运行的影响。A steam pipeline installed under high water level conditions is usually got wetted by ground water and lead to improper operation.This paper brings up a method to choose the pipe insulation structure and water-tight protection suggestion as a reference for the designers,manufacturers,installers and project owners on how to choose pipe structure and keep the pipeline safe from the beginning of projects.

关 键 词：直埋蒸汽管 高水位 保温结构 密封防护 

分 类 号：TE832[石油与天然气工程—油气储运工程]