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本文旨在探寻大庆油田砂岩储层某些孔隙结构参数与水驱油效率的对比关系,对文中所用的参数进行了分析;建立了水银退出效率、捕集效率和孔-喉体积比三者间的数学联系;最后用水银退出效率对大庆油田储层作了评价。
The purpose of this paper is to explore the relationship between some pore structure parameters of sandstone reservoirs and waterflooding efficiency in Daqing Oilfield and to analyze the parameters used in this paper. The mercury exit efficiency, trapping efficiency and pore throat volume ratio Of the mathematical connection; Finally, the exit efficiency of mercury reservoirs in Daqing Oilfield were evaluated.