提高抽油机井系统效率的增抽工艺探讨

China Petroleum Machinery(2009)

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Abstract
针对大庆外围油田因泵效较低导致抽油机井系统效率较低的状况,引进了增油短节配套工艺。增油短节具有减少冲程损失、减少漏失、显著提高泵效以及实现分段举升,减轻抽油杆的疲劳载荷等功能。将该工艺在现场试验2口井,其中产液量9.8t/d的龙29-17井效果较好,系统效率提高了12%,日产油增幅25%,泵效提高幅度133.9%。
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