流动保障技术是通过综合研究影响油气管道流动安全各主要相关因素对所输介质流动特性的影响规律，进而提出保障和预防措施来实现油气管道的安全运行。对油气管道流动保障技术的历史、现状和未来趋势进行了论述，明确了所包含的原油流变学及其应用研究、油（气）管道流动改进剂研究与应用研究和多种油品顺序输送流动特性研究等三项主要研究内容，提出了这一研究领域的重点发展方向。

Through systematical research and complex analysis of how the main safety facts affect flow characteristics of oil & gas pipeline, oil & gas pipeline flow assurance is a series of technology which aims to ensure the safe operation of pipeline. The history, current research and future trend of oil & gas pipeline flow assurance are discussed. It is presented that this research field contains four main topics, which include oil rheological research and application, oil & gas pipeline flow improver research, flow characteristics of batch transportation of oil & product oil. The future focus of this research field is presented.

李莉（1972－），女，河北衡水市人，中国石油管道研究中心高级工程师，研究方向为管理科学与工程