我国油气储运相关技术研究新进展

New progress in relevant technology research of oil & gas storage and transportation in China

系统梳理了我国油气储运相关技术的最新研究进展,提出了需要重点关注的其他热点问题。对于油气管道完整性和失效控制技术,强调了失效控制的理念及其与完整性管理相结合的必要性;对于热油管道流动保障技术,介绍了蜡沉积、原油流动特性及停输再启动等研究成果;对于冷热原油交替输送技术,介绍了热力影响因素和数值模拟等研究成果;对于多相混输技术,介绍了各种多相体系数值模拟的研究成果;对于成品油顺序输送混油控制技术,介绍了混油切割方法、混油质量分数模型及混油界面在线跟踪等研究成果;对于腐蚀控制技术,介绍了阴极保护系统数值模拟、杂散电流腐蚀、油流携水等研究成果;对于化学添加剂技术,介绍了复合纳米材料、油品减阻剂、天然气减阻剂等研究成果。

The new progress in relevant technology research of oil & gas storage and transportation in China is systematically categorized,and some hotspots in the research needed to be more concerned are presented.In pipeline integrity and failure control technologies,the author emphasizes the conception of failure control philosophy and the necessity in combining the conception with the integrity management.In hot oil flow assurance technology,the achievements in wax deposit,rheologic behavior of crude oil and shut-down/restart-up of pipeline are given.The research progress in the thermal factors and simulation results are provided for alternating transportaton of hot and cold crude oil.In multiphase blending transportation research,results in numerical simulation on different multiphase system are described.In the facet of controlling contaminatied volume of products oil in batch transportation,the results obtained in the contaminated volume cut method,mixed mass fraction model of contaminated volume and in-line tracing of contaminated interface are introduced in detail.For corrosion control technology,numerical simulation of CP system,the stray current corrosion and flowing of oil with water are revealed.In the aspect of chemical additive technology,the composited nano material,DRA both for oil and natural gas are summarized.