含纤维的低摩阻压裂液试验研究

Reservoir Evaluation and Development(2013)

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Abstract
压裂施工时,支撑剂一般靠较高黏度的常规聚合物压裂液运输,管流摩阻高;低浓度降阻剂压裂液管流摩阻低,携砂能力也较低;含有纤维的低浓度降阻剂压裂液能显著提高支撑剂的输送能力,且能降低管流摩阻。在不改变压裂液性能的前提下,通过室内试验,优选出最佳降阻剂浓度下最佳纤维浓度的压裂液,不仅可以降低成本,而且其降阻效果比最佳降阻剂浓度压裂液更好、携砂能力更强。
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Key words
pipe flow,fracturing fluid,proppant carrying capacity,fibre,low friction
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