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xi feng you tian zhu shui jing du sai ji li yan jiu
Author(s): 
Pages: 97-99
Year: Issue:  2
Journal: PETROLEUM GEOLOGY AND ENGINEERING

Keyword:  西峰油田微粒运移地层结垢注水压力;
Abstract: 西峰油田主力含油层系为三叠长8层,采取超前注水方式开发,经过几年的注水,部分注水井出现了注水压力升高、注水量下降的问题,影响了开发效果.为此,通过基础资料分析、现场取样化验,室内岩心流动试验、正反向试验对储层堵塞机理进行了研究.研究结果表明,储层微粒运移和结垢造成储层堵塞,是影响注水量下降的主要原因.
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