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苏北盆地中低渗油藏早期注水开发技术研究
断块油气田
2007年 14卷 第03期
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Title
Techniques and methods of low permeability
reservoir development for the small- sized complex fault
- block oilf ie ld in Sube i Basin through ear ly - stage
water f looding
单位
1 中国科学院广州地球化学研究所, 广东广州524057; 2 江苏油田分公司地质科学研究院, 江苏扬州225261
Organization
Research Institute of Geology,
Jiangsu O ilfield Company, SINOPEC, Yangzhou 225261,
China
摘要
为了提高复杂小断块低渗油藏的开发水平, 在早期油藏描述和开发技术政策综合研究的基础上, 采用早期注水、合理布井、平稳注采等方法, 运用开发全过程的油气层保护措施, 实现了有效的早期或同步注水; 与此同时, 又超前开展精细油藏描述和渗流机理等综合研究, 广泛应用新工艺、新技术进行跟踪调整, 巩固了早期注水成果, 确保了油田高效稳产。G6、Z2、W2断块的开发实践表明, 这些方法和技术开发复杂小断块低渗油藏是有效的。
Abstract
For the sake of im prov ing production effec t for the low
perm eab ility reservo ir of sm a ll- sized comp lex fault - b lock
o ilfie ld, the availablew ays such as early- stagew ater flood ing
and reasonab le w ell pattern and smoo th in jection- production
have been adopted and the va riety protec tion m easures hav e
been supp lied in Jiangsu O ilfield in order to carry out va lid
ea rly- stage w ater flood ing on the base of ear ly reservo ir
descr iption and comprehensive research of techn ique po licy.
M eanw hile, the research on m echan ism o f o il flow ing and fine
reservo ir description in advance and adjustment in season
have been carr ied on fo rm aking ach ievem ent o f ear ly- stag e
w ater flood ing g reater and insur ing o il- fie ld e fficien tly steady
produce. Espec ia lly, fau lt blocks o f Gao 6 , Zhuang 2 orW e i
2 are successful ex am ples of tak ing full use of these
techniques and m ethods
关键词：
江苏油田 中低渗透 早期注水 合理布井 平稳注采 高效稳产;
Keywords:
Subei Basin, low perm eab ility reservoir,
ea rly - stage w ater flooding, reasonable w e ll pattern, smooth
injection - production, research in advance, adjustment inseason.
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