玻璃钢管用于大直径污水管非开挖修复  

Application of FRP Pipe in Trenchless Repair of Large Diameter Sewage Pipe

作　　者：刘刚[1] 孙逸文 刘金星[1] LIU Gang;SUN Yi-wen;LIU Jin-xing(Wuxi Municipal Design and Research Institute Co.Ltd.,Wuxi 214072,China)

机构地区：[1]无锡市政设计研究院有限公司,江苏无锡214072

出　　处：《中国给水排水》2021年第16期89-93,共5页China Water & Wastewater

摘　　要：结合无锡市运河东路(金匮桥—铁塔厂段)d1800 mm污水主管的修复实例,对4种管道非开挖修复工艺进行比选,确定选用内衬离心浇铸玻璃钢管,介绍了管材制作工艺、管材特性与优化措施、内衬管输水流量计算方法,内衬管修复的技术原理、施工工序、适用条件、施工操作要求、项目实施难点与解决方法,以及工程实施效果,最后展望了离心浇铸玻璃钢内衬管非开挖修复的应用前景。Taking the restoration of d1800 mm main sewage pipe in Yunhe East Road(Jinkui Bridge to Tower Factory section)in Wuxi as an example,four kinds of trenchless pipe repair technologies are compared and the centrifugal-cast fiberglass reinforced plastic(FRP)pipe is selected.The pipe manufacturing process,characteristics and optimization measures,the liner pipe water flow calculation method,repair technical principle,construction procedure,applicable conditions,construction operation requirements,project implementation difficulties and solutions,as well as the engineering implementation effect are elaborated.Finally,the application prospect of the centrifugal-cast FRP liner pipe trenchless repair is prospected.

关 键 词：离心浇铸玻璃钢管 非开挖修复 大直径污水管 

分 类 号：TU992[建筑科学—市政工程]