化工进展 ›› 2024, Vol. 43 ›› Issue (10): 5427-5440.DOI: 10.16085/j.issn.1000-6613.2023-1624

• 能源加工与技术 • 上一篇    

高含水原油低温集输研究进展

刘文臣1(), 黄启玉1(), 谢雁2, 吕杨3, 王毅杰1, 徐榛康1, 韩吉普4   

  1. 1.中国石油大学(北京)机械与储运工程学院,油气管道输送安全国家工程实验室,城市油气输配技术北京市重点实验室,北京 102249
    2.国家管网集团西部管道有限责任公司,新疆 乌鲁木齐 830011
    3.国家石油天然气 管网集团有限公司油气调控中心,北京 100028
    4.中国石油华北油田公司二连分公司工程技术研究所,内蒙古 锡林浩特 026017
  • 收稿日期:2023-09-13 修回日期:2023-11-01 出版日期:2024-10-15 发布日期:2024-10-29
  • 通讯作者: 黄启玉
  • 作者简介:刘文臣(1998—),男,博士研究生,研究方向为高含水含蜡原油低温集输黏壁机理。E-mail:lwc980907@163.com
  • 基金资助:
    国家自然科学基金重点项目(51534007);国家自然科学基金面上项目(51374224)

Research progress of low-temperature gathering and transportation of high water cut crude oil

LIU Wenchen1(), HUANG Qiyu1(), XIE Yan2, LYU Yang3, WANG Yijie1, XU Zhenkang1, HAN Jipu4   

  1. 1.College of Mechanical and Transportation Engineering, National Engineering Laboratory for Pipeline Safety, Beijing Key Laboratory of Urban Oil and Gas Distribution Technology, China University of Petroleum (Beijing), Beijing 102249, China
    2.PipeChina West Pipeline Company, Urumqi 830011, Xinjiang, China
    3.PipeChina Oil & Gas Control Center, Beijing 100028, China
    4.Engineering Technology Research Institute of Huabei Oilfield Erlian Branch, Xilinhot 026017, Inner Mongolia, China
  • Received:2023-09-13 Revised:2023-11-01 Online:2024-10-15 Published:2024-10-29
  • Contact: HUANG Qiyu

摘要:

中国部分油田采出液含水率高达90%以上,造成地面集输系统的大量热能损耗。在国家“双碳”目标下,低温集输工艺将成为油田节能降耗的主要手段。本文总结了原油低温集输管道水力热力计算研究现状,重点阐述了原油组成、水相组成及流动条件对低温黏壁现象的影响。对现阶段应用较为广泛的低温集输黏壁预测模型作了总结和分析,梳理了低温集输边界条件的研究方法与实验装置。通过开展单井和集输干线现场低温输送试验充分验证了低温集输的可行性,为现场开展低温集输工作积累了宝贵的工程案例经验。最后,就低温集输黏壁现象未来的研究方向提出了展望,认为应加强理论预测模型的建立。

关键词: 高含水原油, 低温集输, 黏壁现象, 安全, 多相流, 动力学, 热力学

Abstract:

In some oil fields in China, the water content of produced liquid is more than 90%, which causes a large amount of heat loss in surface gathering and transportation system. Under the national "dual-carbon target", low-temperature gathering and transportation technology will become the main means of energy saving and consumption reduction in oil fields. This paper summarizes the research status of hydraulic and thermal calculation of crude oil low-temperature gathering pipeline, and focuses on the influence of crude oil composition, water phase composition and flow conditions on low-temperature wall sticking phenomenon. The low-temperature gathering and transportation wall sticking prediction models widely used at the present stage are analyzed, and the research methods and experimental devices of the boundary conditions of low-temperature gathering and transportation are combed. The feasibility of low-temperature gathering and transportation is fully verified by the field low-temperature transportation test of single well and gathering trunk line, which accumulates valuable engineering case experience for the field low-temperature gathering and transportation work. Finally, the future research direction of wall sticking phenomenon in low-temperature gathering and transportation is prospected, and it is considered that the establishment of theoretical prediction model should be strengthened.

Key words: crude oil with high water cut, low-temperature gathering and transport, wall sticking phenomenon, safety, multiphase flow, kinetics, thermodynamics

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