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孔隙网络模型模拟人工裂缝渗流研究 被引量:3

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摘要 传统支撑剂导流能力试验需要耗费大量时间和成本,设备复杂并且对不同流体的适用性较差,基于支撑剂的排列分析和孔隙网络模型的基本原理,本文提出用孔隙网络模型模拟人工裂缝的思想,并建立了模型.以实测支撑剂渗透率作为指导,通过调整模型参数使模型预测结果与实测数据相符;并用所建立的模型对支撑剂的渗透率进行预测,达到较好的效果.针对压裂液和稠油等非牛顿流体,利用调整好的模型研究了非牛顿流体在人工裂缝中的流动特征.本文证明了孔隙网络模型模拟人工裂缝内渗流的可行性,相对于传统支撑剂导流能力试验,本方法经济高效,并且针对不同的流体有更广泛的适用性.
出处 《中国科学:技术科学》 EI CSCD 北大核心 2013年第3期320-325,共6页 Scientia Sinica(Technologica)
基金 国家科技重大专项(批准号:2008ZX05024-03-003-004)资助项目
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