聚乙烯燃气管道热熔焊缝阻力系数的研究  

Study on Resistance Coefficient of Heat Fusion Welding Joint of PE Gas Pipeline

作　　者：祝俊[1] 刘金祥[1] 

机构地区：[1]南京工业大学城市建设与安全工程学院,江苏南京210009

出　　处：《煤气与热力》2012年第8期31-34,共4页Gas & Heat

摘　　要：介绍了PE管热熔连接和电熔连接的原理及特点,对热熔焊缝对气体流动的影响进行了实验和数值模拟研究,得出单个热熔焊缝阻力系数。The principle and characteristics of PE pipe hot melt connection and electrofusion con- nection are introduced. The influence of hot melt welding joint on gas flow is studied by experiment numerical simulation, and the resistance coefficient of the hot melt welding joint is achieved.

关 键 词：聚乙烯燃气管 PE管 热熔焊缝 计算流体动力学 阻力系数 

分 类 号：TU996[建筑科学—供热、供燃气、通风及空调工程]