胡尖山油田A区块低产低效井治理对策研究
Petrochemical Industry Application(2020)
Abstract
胡尖山油田A区块自2009年投入超前注水开发以来,受油藏孔隙度小、渗透率低、储层物性差、注水不见效,有效驱替系统难建立,优势见水方向明显,低产低效井占比大等开发矛盾制约,油藏开发水平逐年变差.论文通过剖析该油藏地质特征、历年开发认识,2018年通过开展油井解堵、注水井调剖、油井堵水、试验排状注水等低产低效治理手段,取得良好效果,为后期该油藏稳产奠定了基础.
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