表面活性剂能降低油水界面张力,改变岩石的润湿性,所以在三次采油中有着广阔的发展前途。
Surfactant can lower interfacial tension between oil and water and alter rocky wettability, so it will be used extensively.
选用两种原油沥青质样品,对沥青质在岩石孔隙表面的吸附及吸附所引起的润湿性变化进行了实验研究。
The adsorption of asphaltenes on the surfaces of reservoir rocks and the wettability alteration caused by adsorption are studied experimentally using two asphaltene samples prepared from crude oils.
利用有限元方法计算了岩石电阻率,进而得到岩石地层因素和电阻率指数,并考查了岩石润湿性对岩石电阻率指数的影响。
The resistivity, formation factor, and resistivity index of rocks were calculated using the finite element method (FEM) and we studied the effect of rock wettability on electrical properties.
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