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An experimental study on proppant-pack damage due to infiltration of formation fines
Author(s): 
Pages: 93-95,98
Year: Issue:  5
Journal: PETROLEUM GEOLOGY AND ENGINEERING

Keyword:  地层微粒支撑剂充填层侵入伤害实验;
Abstract: 压裂充填可以作为解除疏松、胶结较差地层在钻完井过程中造成的近井地带伤害的优选方法,但是疏松地层产生的微粒运移伤害甚至堵塞裂缝内支撑剂充填层现象很普遍而且也很严重,直接影响压裂改造的效果,选择合适尺寸的支撑剂对成功压裂松软地层显得尤为重要.通过室内实验分析了地层微粒与不同粒径支撑剂配伍性,为正确选择合适大小粒径支撑剂,防止地层微粒侵入,提高充填层导流能力提供了依据.
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