水网地区的水下挖沟与漂浮沉管工艺  

Applied Technique for Underwater Trencher and Pipeline Floating Pulling Method in Waterside Area

作　　者：韩莉[1] 王为民[1] 郭春荣[2] 洪丽娜[1] 耿德江[1] 谢宏宇[1] 

机构地区：[1]辽宁石油化工大学储运与建筑工程学院 [2]胜利油田胜利石油化工建设有限责任公司

出　　处：《油气储运》2009年第4期76-78,共3页Oil & Gas Storage and Transportation

摘　　要：以西气东输管道工程为例,介绍了水下挖沟与漂浮沉管工艺的工艺原理和特点。分析了管段漂浮的可行性,阐述了水下挖沟与漂浮沉管工艺穿越河流的施工要点,比较了水下挖沟与漂浮沉管工艺和传统穿河工艺的经济效益。Taking West-to-East Gas Transmission Pipeline Project as an example,the paper introduces the technique principle and characteristics of underwater trencher and pipeline floating pulling method in waterside area.Technical feasibility to adopt the pipe floating process is analyzed,construction procedure of underwater trencher and pipeline floating pulling method is described and economy between the underwater trencher and pipeline floating pulling method and common river crossing technique are compared.

关 键 词：管道 水网地区 施工 水下挖沟 漂浮沉管 工艺 应用 

分 类 号：TU473.14[建筑科学—结构工程] TQ444[建筑科学—土工工程]