研究论文

细粒含量对碳封存储层孔隙结构及应力敏感性影响分析

  • 杨昕 , 1 ,
  • 颜梦秋 2 ,
  • 郑嘉男 , 3, *
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  • 1. 浙江大学建筑工程学院, 杭州 310058
  • 2. 浙江大学海南研究院, 三亚 572025
  • 3. 浙江大学上海高等研究院, 上海 201203
郑嘉男(通信作者), 副研究员, 研究方向为天然气水合物及二氧化碳地质封存, 电子信箱:

杨昕, 博士研究生, 研究方向为二氧化碳地质封存, 电子信箱:

收稿日期: 2023-12-19

  网络出版日期: 2025-04-19

基金资助

国家自然科学基金资助项目(52306205)

版权

版权所有,未经授权,不得转载。

Study on the effect of fine particle content on pore structure and stress sensitivity of carbon sequestration reservoir

  • Xin YANG , 1 ,
  • Mengqiu YAN 2 ,
  • Jianan ZHENG , 3, *
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  • 1. College of Civil Engineering and Architecture, Zhejiang University, Hangzhou 310058, China
  • 2. Hainan Institute of Zhejiang University, Sanya 572025, China
  • 3. Shanghai institute for advanced study, Zhejiang University, Shanghai 201203, China

Received date: 2023-12-19

  Online published: 2025-04-19

Copyright

All rights reserved. Unauthorized reproduction is prohibited.

摘要

以西江23-1油田H2A砂岩储层为背景,分析了不同细粒含量砂岩孔隙结构。开展了不同细粒含量砂岩应力敏感性实验,采用应力敏感性系数、渗透率损害率和渗透率曲率评价了砂岩应力敏感性,结果表明,随着细粒含量的增加,砂岩渗透率应力敏感性增强。综合分析了砂岩孔隙结构及渗透率应力敏感性,表明孔隙体积分布是影响砂岩应力敏感性的主要因素,即小孔频率越高,渗透率应力敏感性越强。提出了砂岩孔隙率-应力预测模型,预测有效应力增加过程中砂岩孔隙演化。

本文引用格式

杨昕 , 颜梦秋 , 郑嘉男 . 细粒含量对碳封存储层孔隙结构及应力敏感性影响分析[J]. 科技导报, 2025 , 43(6) : 84 -91 . DOI: 10.3981/j.issn.1000-7857.2023.12.01908

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