集气管线天然气水合物生成与堵塞预测技术研究  

Research on the Technology for Predicting the Formation and Blockage of Natural Gas Hydrates in Gas Gathering Line

作　　者：蒲春生[1] 宋向华[1] 杨军杰[1] 

机构地区：[1]西安石油大学陕西省油气田特种增产技术重点实验室,西安710065

出　　处：《石油工业技术监督》2005年第5期71-74,共4页Technology Supervision in Petroleum Industry

基　　金：本文获国家重大基础研究计划973(2001CB2091)的资助

摘　　要：在前人关于水合物生成动力学机理及气体水合物分子热力学模型研究工作的基础上,应用化工热力学、数值分析等基本原理,将天然气水合物分子热力学和集气管线中天然气动力学有机结合起来,建立了集气管线天然气水合物生成与堵塞预测理论模型,成功研制了集气管线天然气水合物堵塞预测计算机软件系统,并将所取得的研究成果应用于陕北某实际天然气田集气管线运行过程中--天然气水合物生成与堵塞的定量预测与评价,取得了满意的结果。Based on predecessors' research work on dynamic principle for the formation of hydrates and the molecular thermodynamic model for gaseous hydrates , and applying such basic principles as chemical thermodynamics and numerical analysis to organically combine molecular thermodynamics for natural gas hydrates with dynamics for natural gas in gas-gathering line ,the theoretical model for predicting the formation and blockage of natural gas hydrates in gas-gathering line was established and the computer software system was successfully developed. The application of these research findings in the operation of a gas-gathering line in a certain gas field in northern Shaanxi has attained satisfactory results.

关 键 词：天然气水合物 集气管线 堵塞现象 预测方法 压力 数学模型 计算方法 

分 类 号：TE832[石油与天然气工程—油气储运工程]