天然气地球科学 ›› 2010, Vol. 21 ›› Issue (1): 95–99.doi: 10.11764/j.issn.1672-1926.2010.01.95

• 天然气地质学 • 上一篇    下一篇

苏里格地区中二叠统石盒子组盒8下亚段砂岩应力敏感性研究

杨西燕, 何江, 方少仙, 侯方浩, 吴正, 晏宁平, 阎荣辉   

  1. 1.西南石油大学资源与环境学院,四川 成都 610500;
    2.中国石油天然气股份有限公司长庆油田分公司,陕西 西安 710021
  • 收稿日期:2009-03-26 修回日期:2009-07-01 出版日期:2010-02-10 发布日期:2010-02-10
  • 通讯作者: 杨西燕yangxiyan1982@163.com. E-mail:yangxiyan1982@163.com.
  • 作者简介:杨西燕(1982-),女,四川遂宁人,讲师,硕士,主要从事沉积学、储层地质学研究工作.
  • 基金资助:

    四川省重点学科建设项目(编号:SZD0414)资助.

Research on Stress Sensitivity of Sandstones in Lower Part of Member 8 of Middle Permian Shihezi Formation in Sulige Gas Field

YANG Xi-Yan, HE Jiang, FANG Shao-Xian, HOU Fang-Hao, WU Zheng, YAN Ning-Ping, YAN Rong-Hui   

  1. 1.Resources and Environment College,Southwest Petroleum University, Chengdu 610500, China;
    2.Changqing Oilfield Company,CNPC, Xi′an 710021, China
  • Received:2009-03-26 Revised:2009-07-01 Online:2010-02-10 Published:2010-02-10

摘要:

鄂尔多斯盆地苏里格地区中二叠统石盒子组盒8下亚段砂岩属于低渗储层,因此在气藏开发时存在潜在的应力敏感性损害。通过对该区苏10井、苏11井和苏16井77个岩心样品采用围压升高—降低的方法进行应力敏感性实验,发现储层应力敏感性中—较强,非储层应力敏感性强。在结合前期对储层样品进行薄片、储集性能等的研究后,发现Ⅰ类、Ⅱ类储层砂岩,特别是其中含高岭石的岩屑石英砂岩在净围压为2 MPa时的渗透率较高,这类砂岩粒度多较粗,柔性岩屑含量较少,残余粒间孔隙和粒径较粗的高岭石晶间孔隙保存较好,在升压—降压过程中岩石受压力影响较小,因此表现出应力敏感性较弱,反之则较强。

关键词: 苏里格地区, 盒8下亚段, 低渗透储层, 应力敏感性

Abstract:

Sandstones in the lower part of Member 8 of Shihezi Formation in Sulige area, Ordos basin have stress sensitivity of damage in gas reservoir development because of low-permeability reservoirs. Experiments of stress sensitivity by elevating\|reducing the confining pressure with 77 samples from Su 10, Su 11, Su 16 Wells show the stress sensitivity of reservoirs from medium to less strong and that of non-reservoirs strong. The result with slice and reservoir quality researches suggests that the stress sensitivity of Ⅰ,Ⅱ sandstone reservoirs, especially the lithic quartz-sandstones containing kaolins with high permeability when confining pressure 2 MPa, is less strong. These coarse sandstones with less flexible cutting, have kept good residual pores between particles and intergranular pores between coarse-grained kaolins, less impacted when elevateing-reducing the confining pressure.

Key words: Sulige area, Lower part of Member 8, Low-permeability reservoir, Stress sensitivity.

中图分类号: 

  • TE122.2+3
[1]Jones F O. A laboratory study of the effects of confining pressure on fracture flow and storage capacity in carbonate rocks[J].Journal of Petroleum Technology,1975,27:21-27.
[2]Jones F O,Owens W W. A laboratory study of gas sands[J].Journal of Petroleum Technology,1980,32(9):1631-1640.
[3]Jiang Haijun, Yan Jienian. Experimental study on stress sensibility of fractured reservoir[J]. Special Oil and Gas Reservoirs, 2000, 7(3):39-41, 46.[蒋海军,鄢捷年. 裂缝性储集层应力敏感性实验研究[J].特种油气藏,2000,7(3):39-41,46.]
[4]Evaluation Methods for Sensitivities-Experimental [S]. Gas-Oil Industry Standard of People′s Republic of China. SY/T 5358-2002.[储层敏感性流动实验评价方法[S].中华人民共和国石油天然气行业标准.SY/T 5358-2002.]
[5]Yang Manping, Li Yun, Li Zhiping. An experimental study on stress sensitivity of gas reservoir rock with irreducibl water[J]. Natural Gas Geoscience, 2004, 15(3):227-229.[杨满平,李允,李治平. 气藏含束缚水储层岩石应力敏感性实验研究[J].天然气地球科学,2004,15(3):227-229. ]
[6]Yang Manping, Li Yun, Peng Caizhen. Analysis of stress sensitivity for irreducible water of gas reservoir[J]. Natural Gas Geoscience, 2004, 15(4):391-394.[杨满平,李允,彭彩珍. 气藏储层含束缚水的应力敏感性分析[J].天然气地球科学,2004,15(4):391-394. ]
[7]Zhang Hao, Kang Yili, Chen Yijian,et al. Deformation theory and stress sensitivity of tight sandstones reservoirs[J]. Natural Gas Geoscience, 2004, 15(5):482-486.[张浩,康毅力,陈一健,等. 致密砂岩油气储层岩石变形理论与应力敏感性[J].天然气地球科学,2004,15(5):482-486.
[8]You Lijun, Kang Yili, Chen Yijian,et al. Influence of water saturation and effective stress on effective permeability of tight sands[J]. Natural Gas Industry, 2004, 24(12):105-107.[游利军,康毅力,陈一健,等. 含水饱和度和有效应力对致密砂岩有效渗透率的影响[J].天然气工业,2004,24(12):105-107.]
[9]Lan Lin, Kang Yili,Chen Yijian,et al. Discussion on evaluation methods for sensitivities of low permeability and tight sandstone reservoirs[J]. Drilling Fluid and Completion Fluid, 2005, 22(3):1-4.[兰林,康毅力,陈一健,等. 储层应力敏感性实验评价方法与评价指标探讨[J].钻井液与完井液,2005,22(3):1-4.]
[10] Zhang Hao, Kang Yili, Chen Yijian,et al. Influence of effective stress and temperature on effective permeability of tight sands[J]. Natural Gas Industry, 2004, 24(supplement B):43-46.[张浩,康毅力,陈一健,等. 有效应力和温度对致密砂岩渗透率的影响[J].天然气工业,2004,24(增刊B):43-46.]
 
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