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ken dong 521 chou you re cai kuai jia mi diao zheng zuo fa ji xiao guo
Author(s): 
Pages: 79-80
Year: Issue:  4
Journal: HEIHE SCIENCE AND TECHNOLOGY

Keyword:  加密调整吞吐转汽驱转汽驱时间合理注采比注汽排液速度;
Abstract: 垦东521稠油热采块实际动用储量仅占地质储量的56.8%,层间动用储量差异也较大,而原井网和注汽吞吐的开采方式不能适应进一步提高开发效果的需要.2003年利用数值模拟结果,在Ng43+4和Ng68~Ng71层系实施打加密新井、转蒸汽驱的调整方案,并对转汽驱时间、注采比、注汽排液速度等参数进行了优化,当年提高采收率5.0%,为同类油藏加密调整提供了有益的借鉴.
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