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liang 11 duan kuai you cang he li ya li xi tong yan jiu yu ying yong
Author(s): 
Pages: 39-40
Year: Issue:  4
Journal: HEIHE SCIENCE AND TECHNOLOGY

Keyword:  流入动态流压采油速度注采比平衡图;
Abstract: 针对梁11断块地层压力低及水窜严重的矛盾,通过油井流入动态方程的建立,流入动态曲线特征分析,确定了断块不同含水率下的最低允许流压值;根据现场资料,回归分析了含水率与采油速度、注采比关系,得出断块合理的采油速度应保持在0.8%以上,合理的注采比为0.8.基于上述结果,通过注采系统压力平衡图分析,指出断块目前存在的主要问题为注采井网不完善,注采比低.为高含水期注采调整,改善开发效果提供了依据.
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