支撑剂裂缝渗透率差异及其优质问题对压裂后经济净现值的影响
PERMEABILITY DISCREPANCY OF PROPPANT FRACTURE AND ITS EFFECT ON ECONOMIC NET PRESENT VALUE AFTER FRACTURING
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摘要: 对不同铺置浓度的支撑刻裂缝导流能力及渗透率试验结果进行了分析研究,论述了支撑剂导流能力及渗透率与铺砂浓度的关系;并使用二维教学模型以渗透率为变量进行模拟计算,研究了渗透率差异对增产效果与经济净现值的影响,这对正确地进行优化压裂设计有着重要的意义。Abstract: This paper analyses the testing results of fracture fiow conductivity capacity and permeability in different proppant concentration,discusses the relation among fracture conductivity capacity,permeability and proppant concentration,and then studies the effect of permeability discrepancy on fracturing effectiveness and economic net present value according to simulation results by two-dimension model.It has an important role for optimum design of fracturing.