非开挖管道修复技术在城市给水扩建中的应用--基于“U”型PE管折叠法内衬技术的案例分析  

Application of Non-excavation Pipeline Repair Technology in Urban Water Supply Expansion--Case study based on"U"shaped PE pipe folding inner lining technology

作　　者：周艳敏 Zhou Yanmin(Jinan Water Group Co.,Ltd.,Jinan,250000)

机构地区：[1]济南水务集团有限公司,济南市250000

出　　处：《建设科技》2024年第12期25-28,共4页Construction Science and Technology

摘　　要：基于非开挖管道修复技术的应用优势,结合某城市供水管道升级改造施工实例,论述了“U”型PE管折叠内衬修复技术的应用优势、基本原理及施工工艺流程,分析了“U”型PE管折叠内衬修复施工技术要点,评价了该技术在城市给水管道升级改造中的应用优势。工程实践表明:“U”型PE管折叠内衬修复技术对城市老旧供水管修复效果良好,可有效提升供水水质,降低管道水阻,且对沿线环境、交通影响较小,综合效益显著。Based on the application advantages of non-excavation pipeline repair technology,combined with an example of upgrading and renovating a city’s water supply pipeline,this paper discusses the application advantages,basic principles,and construction process of the“U”shaped PE pipe folding inner lining repair technology,analyzes the key points of the“U”shaped PE pipe folding inner lining repair construction technology,and evaluates the application advantages of this technology in the upgrading and renovating of urban water supply pipelines.Engineering practice has shown that the U-shaped PE pipe folding lining repair technology not only has a good effect on the renovating of old urban water supply pipes which can effectively improve water quality,reduce pipeline water resistance,but also has a small impact on the environment and traffic along the line with significant comprehensive benefits.

关 键 词：城市给水 非开挖管道修复技术 折叠内衬 水管改造 “U”型PE管 

分 类 号：TU991.36[建筑科学—市政工程]