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井下微地震裂缝监测技术在井网调整中的应用

Xinjiang Petroleum Science Technology(2013)

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Abstract
为了检测准噶尔盆地西北缘玛北油田xx井区xx油藏超前注水对开发井压裂效果的影响,采用较为先进的井下微地震水力裂缝监测技术对压裂裂缝进行了5口井的监测.结果表明,由于超前注水,导致局部压力梯度的变化,导致压裂裂缝方向与预测方向不匹配.因此,为了降低注水水窜的风险,对玛北地区xx井区xx组油藏开发井网进行了调整,以取得更好的开发效果.
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