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Field tests and effect analysis of microbial oil displacement. 微生物驱油矿场试验及效果分析
On the base of the micrograph of the emulsion containing the oil displacement agents,it was asce... 根据破乳机理和三元复合驱采出液的特点,提出了合成新型破乳剂的研究思路。
The development of salt resisting surfactant oil displacement system for high salinity reservoirs was introduced . 介绍了高矿化度油藏用耐盐表面活性剂驱油体系的研究开发。
The relative average error between predicted oil displacement efficiency and actual value is 8.7%, the accuracy meets demand of production. 驱油效率实际值与预测值平均相对误差8.;7%25，精度满足生产要求。
A compounded system mainly composed of petroleum sulfonate was developed and then an oil displacement efficiency experiment was carried out. 通过大量的室内实验,研制出以石油磺酸盐为主剂的复配体系,并开展了驱油效率实验。
While the wetting heat of oil displacement agent on rock is greater, it's more favor for imbibition, more favor for enhancing oil recovery. 驱油剂在岩石表面的润湿热越大，越有利于自发渗吸，提高洗油效率；
Therefore, a study and field test of "LPS" deep profile control for oil displacement has been conducted in block Hai 1, and it has stabili... 针对这些情况,在海1块开展了“LPS”深部调驱技术的研究与现场试验,并取得较好的稳油控水效果。
By means of physical and numerical simulation,this paper studies the kinetic process of oil displacement by suspended particles in biopolymer solution. 物理实验发现,所用的生物聚合物溶液中的悬浮微粒在多孔介质中进行运移,并被捕集,因而引起溶液在介质中的渗透率显著下降。
The more greater the wetting heat of oil displacement agent solution on rock,the more easy to imbibition,and more favor for enhancing oil recovery. 驱油剂溶液在岩石表面的润湿热越大,越有利于自发渗吸,有利于提高洗油效率;
The influence law of the oil displacement agents on demulsification/dehydration of the simulative produced liquid during ASP flooding was studied. 研究了驱油剂对三元复合驱模拟采出液破乳脱水效果的影响规律,单一的碱、表面活性剂和聚合物对脱水率和水色有较大的影响;
If the adsorption enthalpy increment of oil displacement agent on rock is greater, the adsorption capacity is higher, more favor for changing the surface property of rock. 驱油剂在岩石表面的吸附焓变越大,吸附能力越强,越有利于改变岩石表面的性质。
Pouring into 0. 3 pore volume oil displacement agent improved 17% crude oil recovery. Oil displacement agent should be pour into as early as possible after polymer flooding. 室内物理模拟试验发现注入0.;3倍孔隙体积的高效驱油剂;能提高原油采收率17%25;聚合物驱后应尽可能早的注入高效驱油剂。
Under high temperature and high salinity, the plugging result and oil displacement results of sodium silicate are better, and the oil recovery facto can be further improved. 水玻璃在高温、高矿化度下有较好的封堵效果和驱油效果，能够进一步提高原油采收率。
It also possesses the oil solubility, emulsifiability, and viscosity enhancement properties, has better oil displacement effect than common polymer and ASP system. 该剂还具有很强的增溶和乳化原油的能力、增黏调控能力，驱油效果也优于普通聚合物或三元复合驱油体系。
Main service:Gas foam Acidification,flowback,well cleaning,sand washing,broken down,induced flow;Foam profile control,oil displacement;gas foam less balance drilling. 主要服务项目：气体泡沫酸化、返排、洗井、冲砂、解堵、诱喷；泡沫调剂、驱油；气体泡沫欠平衡钻井。
Production feature and oil displacement rule of the stage are made clear through studying the change of injection and production system in Shengli petroliferous province. 分析了胜利油区聚合物驱转入后续水驱阶段注入和产出系统产生的相应变化,认清了该阶段生产特征及驱油规律,采用数值模拟手段。
This article introduced mainly the analysis of application effect for Oil displacement of xanthan gum in the seventh zone oil wells of Shengli Gudong oil field. 着重介绍黄原胶在胜利孤东油田七区部分油井段塞驱油应用效果分析。
The theoretical analysis of nano-silica gel for oil displacement is conducted to quantitatively study the oil displacement effect of SiO2 gel system in nanometer scale. 摘要为了定量研究纳米级二氧化硅粉体成胶体系的驱油效果，对纳米硅胶驱油机理进行了理论分析。
The results show that the oil displacement agents can reduce the adhesion work factor by reducing the interfacial tension factor and wettability factor. 分析结果表明：驱油剂通过降低界面张力因子和润湿性因子，使粘附功因子大幅度减小；
The field tests show that natural decline rate reduced 3.7%, daily oil production increased 14t/d, composite water cut decreased 3.1% for microbial oil displacement compared with before. 矿场试验表明 ;微生物驱油之后与之前相比 ;产量自然递减下降了 3 .;7%25 ; 日产油量上升了 14t/d ;