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向油藏中注CO₂时引起的沥青质沉淀研究

A Study of Asphaltene Deposition Caused by CO₂ Injection in Reservoirs

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【Author】 JIA Ying1,SUN Lei1,SUN Liang-tian1,HUANG Lei2(1.State Key Laboratory of Reservoir Geology and Exploitation,Southwest Petroleum Institute,Chengdu,Sichuan 610500,China; 2.Research Institute of Petroleum Exploration and Development,PetroChina,Beijing 100083,China)

【机构】西南石油大学油气藏地质及开发工程国家重点实验室；中国石油石油勘探开发科学研究院成都610500；成都610500；北京100083；

【摘要】在充分调研国内外关于注CO2引起油藏中沥青质沉淀资料的基础上,对注CO2引起的沥青质沉淀的实验、数值模型的发展现状进行了概述,并比较了各种方法的优缺点,分析了注CO2引起的沥青质沉淀性质,并对今后注CO2引起油藏中沥青质沉淀的发展方向提出了建议。更多还原

【Abstract】 Based on the investigation of comprehensive literatures about the asphaltene deposition caused by CO2 injection in reservoirs at home and abroad,the development of experiments and numerical models are summarized and their advantages and disadvantages are compared,and the properties of asphaltene deposition are analyzed.Finally,the suggestions of related directions of the researches are proposed in this paper.更多还原