天然气水合物的生成机理与防治研究

Study on Formation Mechanism and Prevention of Natural Gas Hydrate

概述了天然气水合物的分子结构,分析了天然气水合物的生成条件,总结了天然气水合物生成的概念模型,研究了天然气水合物的防治方法:物理方法和化学方法。其中物理方法包括:加热法,脱水法,降压法,清管法;化学方法包括:添加热力学抑制,动力学抑制剂以及水合物浆输送技术。提出了今后的研究重点和方向。

The molecular structure of natural gas hydrate was introduced, formation conditions of natural gas hydrate were analyzed, the concept models of natural gas hydrate formation were summarized, the prevention methods of natural gas hydrate were studied, including physical methods and chemical methods. Physical methods include heat method, dehydration method, pressure-reducing method, pigging method. Chemical methods include adding thermodynamic inhibitors, adding kinetic inhibitor and hydrate slurry transportation. The emphasis and direction of future research were put forward.