高压燃气管道压力试验和清通干燥工程实例  

Engineering Examples of Pressure Testing and Pigging Drying of High Pressure Gas Pipelines

作　　者：鲁永群 LU Yongqun(Shanghai No.1 Gas Pipeline Engineering Co.,Ltd.)

机构地区：[1]上海煤气第一管线工程有限公司

出　　处：《上海煤气》2024年第1期1-4,35,共5页Shanghai Gas

摘　　要：结合上海闵行发电厂燃气-蒸汽循环联合发电机组示范工程配套天然气供应工程的投产要求和现场情况,论述了高压天然气管道进行压力试验和清通干燥的工艺过程,并详细介绍了各阶段的操作步骤和要点。着重分析了压力试验中配套设备(压力泵、升压水罐)的选用和排气口的设置,以及清通干燥过程中清管跟踪仪的使用。这对今后类似工程有借鉴意义。According to the operational requirements and site conditions of the supporting natural gas supply project in the demonstration project of Minhang combined-cycle power plant,the technological process of pressure testing and pigging drying of high pressure natural gas pipelines is discussed,and the operation steps and key points of each stage are introduced in detail.The selection of auxiliary equipment(pressure pump,water tank pressure booster)in pressure testing,the setting of exhaust port and the use of pig tracker in the process of clearing and drying are emphatically analyzed,which has reference to similar projects in the future.

关 键 词：高压燃气管道 压力试验 清管干燥 清管跟踪仪 

分 类 号：TU996.7[建筑科学—供热、供燃气、通风及空调工程]