LPG管道供气小区设施氮气置换过程控制

Control of Nitrogen Replacement Process in Community Facilities with LPG Pipeline Supply

分析LPG瓶组气化站供气小区管网、户内设施氮气置换过程中的主要问题和对策,探讨管网置换的原则、顺序,介绍了置换前的准备工作和置换步骤。

The main problems and countermeas-ures in the process of nitrogen replacement for pipenetwork and indoor facilities in community supplied byLPG cylinder group vaporizing station are analyzed.The principle and order of nitrogen replacement in pipenetwork are discussed, and the preparing work beforereplacement and replacement procedures are intro-duced.