In Xing Shu Gang oil field,high content of clay mineral in low permeability formation cause serious formation damage. Injection wells have problems of little hygroscope thickness and low hygroscope capacity.
本文针对杏树岗油田低渗透储层吸水厚度低、吸水能力较差的问题，通过对杏树岗油田低渗透储层敏感性评价和储层伤害机理的研究，详细分析了造成该油田注水井吸水厚度低的原因。
参考来源 - 杏树岗油田酸化解堵工艺技术研究. The quantitative and qualitative studies of the above factors for formation damage in Bonan oil field are carried out theoretically and experimently.
对渤南油田的地层损害进行了定性和定量研究 ,得到了各种因素对地层损害的影响规律。
参考来源 - 渤南油田入井流体对地层损害的影响因素During oil production, sand production in loose sandstone reservoir because of fluid washout often causes formation damage and production drop, sometimes as worse as casing damage and well abandonment.
石油开采过程中,由于水动力的冲刷等作用引起的疏松砂岩储层出砂,会导致储层损害和产能降低,甚至造成套管损坏、油井报废。
参考来源 - 疏松砂岩油层出砂问题的Monte·2,447,543篇论文数据，部分数据来源于NoteExpress
If skin factor of formation damage is more, its radius of investigation is less.
井底附近地层渗透率降低比改善对调查半径的影响要大。
Formation damage occurs when injected water is not compatible with the reservoir.
油田注入水与储层不配伍时会导致储层伤害。
Asphalt deposition is one of the important causes for formation damage and production reduction.
原油开采过程中的沥青沉积是引起地层伤害、产液量下降的一个重要原因。
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