[1]马佳国,于 茜,周 卿,等.精细识别小尺度废弃河道对海上低油柱油藏水平井实施的意义[J].复杂油气藏,2019,12(01):52.[doi:10.16181/j.cnki.fzyqc.2019.01.011]
 MA Jiaguo,YU Qian,ZHOU Qing,et al.Significance of fine depiction of small-scale abandoned river channelsfor horizontal wells in low oil-column reservoir[J].Complex Hydrocarbon Reservoirs,2019,12(01):52.[doi:10.16181/j.cnki.fzyqc.2019.01.011]
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精细识别小尺度废弃河道对海上低油柱油藏水平井实施的意义()
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《复杂油气藏》[ISSN:1674-4667/CN:31-2019/TQ]

卷:
12卷
期数:
2019年01期
页码:
52
栏目:
油气开发
出版日期:
2019-03-25

文章信息/Info

Title:
Significance of fine depiction of small-scale abandoned river channelsfor horizontal wells in low oil-column reservoir
作者:
马佳国于 茜周 卿郄 莹
中海石油(中国)有限公司天津分公司,天津 300459
Author(s):
MA Jiaguo YU Qian ZHOU Qing QIE Ying
Tianjin Branch of CNOOC Ltd.,Tianjin 300452,China
关键词:
小尺度河道 水平井 低油柱油藏 三维可视化
Keywords:
small scale river channel horizontal well low oil column reservoir three-dimensional visualization
分类号:
TE327
DOI:
10.16181/j.cnki.fzyqc.2019.01.011
文献标志码:
A
摘要:
在低油柱油田开发中,废弃河道的遮挡作用能延缓含水上升率,因此,废弃河道识别的精细程度直接决定油藏开发中后期调整井部署及水平井实施效果。但由于废弃河道尺度小,常规的地震属性很难刻画清楚,给钻井实施带来困难,甚至钻井失败。通过高精度河砂一体化识别方法,精细刻画小尺度废弃河道并三维可视化展示,为直观部署调整井,开发剩余油提供了可靠依据。
Abstract:
In the development of low oil-column reservoirs, the sheltering effect of abandoned river channels can postpone the rising speed of bottom water. So the degree of fine depiction on abandoned river channels has great influence on the deployment of adjustment wells and the implementation of horizontal wells in low oil-column oilfields. However, it is difficult to depict clearly small-scale abandoned river channels by conventional seismic attributes, resulting in difficulties in drilling operation and even failure in drilling. In this paper, a high-precision river and sand integration method was used to fine depict and display the small-scale abandoned river in 3D visualization, providing a reliable basis for the intuitive deployment of adjustment wells and the development of remaining oil.

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2018- 09-04; 改回日期:2018-10-20。第一
作者简介:马佳国(1985—),硕士,工程师,主要从事油田开发地震研究。E-mail:majg2@cnooc.com.cn。
更新日期/Last Update: 2019-03-25