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- Slug design optimizationwas performed in laboratory based on evaluation of oil - water interfacial tension, compatibility and adsorbance. 室内在对油水界两张力、配伍性、吸附量等方面性能评价的基础上,进行段塞优化设计。
- The formulation for equilibrizing the lowest oil water interfacial tension was found by drawing an interfacial tension isogram. 界面张力等值图法是筛选驱油剂配方的一种有效方法。
- GL displacement agent can keep oil - water interfacial tension at ultralow status with oil sulfonate, as well as improve the fluid flowability of formations at the same time. GL型驱油剂是在保持石油磺酸盐可以使油水达到超低界面张力作用的同时,复合了改善地层流体流动性的功能;
- oil - water interface tension 油水界面张力
- Discussed are the method for measuring oil water interface,calculation formulas and control principles. 讨论了油水界面的测量方法,计算公式和控制原理。
- Formation damage can be prevented by reducing differential pressure, using aerated drilling fluid, choosing the lowest over balance pressure or reducing the interface tension of gas and water. 采用减小生产压差、应用气体或含气钻井液、合理选择最小过平衡压力或减小气水界面张力的方法,可以预防和减轻地层损害。
- Even if it cannot produce ultra low interfacial tension, its last producible oil index may equal that of APS. 再加上二元体系的粘度和弹性比三元体系的高很多,即使界面张力达不到超低值,总采收率也可以达到三元复合驱采收率值。
- At the exposed surface water interface a negative capacitive charge or an asymmetric alternating electrostatic is induced and maintained. 在暴露的水与结构的界面处感应和保持一负电容性电荷或不对称交变静电电位。
- A new surfactant-polymer binary compound system(SP) without alkali was proposed and used to attain ultra-low interfacial tension of oil. 为此提出利用不加碱可形成超低界面张力的聚合物/甜菜碱表面活性剂二元复合体系驱油。
- The conditions of forming low interfacial tension between industrial lignosulfonate and Daqing crude oil have been systematically researched. 系统地研究了工业木素磺酸盐与大庆原油形成低界面张力的条件。
- The interfacial tension, interfacial shear viscosity, and emulsion stability of diesel model oil/distilled water are measured respectively. 摘要测定了柴油机油模拟油/蒸馏水体系的界面张力、界面剪切粘度和乳状液稳定性。
- Results show that, HAP can decrease interfacial tension of kerosene/formation water obviously, but impact little on that of model oil/formation water. 研究结果表明,疏水缔合聚合物HAP可以显著降低煤油/模拟水体系界面张力,但对模拟油/模拟水体系界面张力影响较小;
- The results indicated the strength of oil - water interfacial film would degrade when the molecule of demulsifiers substitutes those of natual emulsifier. 研究表明:破乳剂分子顶替原油中天然乳化剂分子,使油水界面膜强度下降,容易破乳脱水。
- The results also confirm that the ion valence in aqueous phase plays a role in interfacial tension measurement when demulisifer exists in the oil phase. 液体体积法测定扩散控制体系的非平衡态界面张力是一种行之有效的方法。
- The interfacial tension and interfacial shear viscosity of polymer solution/asphaltene model oil were measured respectively by Wilhelmy method and biconical bob method. 用挂片法和双锥摆法测定了聚合物溶液/沥青质模拟油体系的界面张力和界面剪切粘度,并对聚合物浓度对其的影响进行了分析。
- From the research of gemini surfactants solution properties, it can be found that gemini surfactants can reduce the interfacial tension between oil and solution to ultralow. 通过对双子表面活性剂性能的研究发现,双子表面活性剂在单独使用条件下、并且在较宽的范围内,即可降低油水界面张力至超低。
- Interfacial tension is the surface tension at the interface between two liquids. 界面张力是两种液体之间界面上的表面张力。
- Oil components in each block of Daqing oilfield have been analyzed and interfacial tension between ASP system and oil with various asphaltene contents are measured. 对大庆油田不同地区原油族组成进行了分析,并测量了胶质沥青质含量不同的原油与三元体系间的界面张力。
- The influence of resin, asphaltene, deasphalted oil and resin-asphaltene mixture on the interfacial tension of Liaohe heavy oil-in-water emulsion was investigated. 摘要考察了辽河稠油脱沥青质油、胶质、沥青质及胶质与沥青质混合物对水包稠油乳状液油水界面张力的影响。