性良好。?The rock of reservoir has unconsolidated structure, growth pore, large quantity of intergranular pores, high ratio of secondary pore formed by corrosion, better pore connectivity?充填物主要为伊利石和高岭石,且有少量蒙伊混层填隙物,孔隙中可见书状堆迭的高岭石,部分粘土的表面有少量莓球状黄铁矿。?The filler is mainly I and K, little M/I. Illite usually exists among grains with clay bridge shape. Kaolinite with book shape may exist in pore. The pore filled usually is growth. The surface of some clay has a few pyrites with berry shape.Р2018/11/16Р一定水敏性伤害晶格膨胀或分散堵塞孔喉? Water Sensitivity Damage ?一定流速敏感性微粒运移? Velocity Sensitivity?一定盐敏性粘土矿物缩聚、分散、脱落,运移堵塞孔喉? Salt Sensitivity?一定碱敏性粘土矿物解离和胶结物溶解后释放出微粒? Alkali Sensitivity?酸敏性产生氢氧化铁沉淀? Acid Sensitivity?较强的出砂趋势? Sanding TendencyР储层伤害潜在因素分析? An Analysis of Potential Factors for Formation DamageР2018/11/16
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