Molecular weight is an important parameter for not only describing polymer property but also influencing polymer flooding effect.
聚合物相对分子质量既是描述聚合物特性的重要参数，也是影响聚驱效果的重要参数。
The sweep efficiency and oil displacement effect of polymer flooding in seven spot and five spot patterns for single and multizone reservoirs were simulated by numerical simulation.
用数值模拟研究手段对七点法井网、五点法井网以及单油层、多油层聚合物驱的波及系数及驱油效果进行了模拟；
To ensure the effect of polymer flooding, polymer flooding process generally use low salinity water for preparation of polymer solution.
为保证聚驱效果，聚合物驱油过程中一般采用低矿化度清水配制聚合物溶液。
The application cases show that the prediction results match the fact data well, can be used to the effect prediction and long-term planning of polymer flooding.
实际应用表明：聚合物驱转后续水驱后预测结果与实际数据符合程度较高，可以应用于聚合物驱效果预测，也可以用于聚合物驱中长远规划。
The extensive profile control of compound ion polymer is one of the effective methods of improving the development effect of polymer flooding.
注聚前整体调剖是改善聚合物驱开发效果的有效方法。
The research results also indicate that, in the condition of the same chemical cost, the productive effect of the polymer gel flooding is better than that of polymer flooding.
结果还表明，在化学药剂费用相同条件下，聚合物凝胶驱的增油效果要好于普通聚合物驱。
Polymer volume is an important design parameter in the process of polymer flooding development, and its reasonable design can directly affect the overall effect of polymer flooding.
聚合物用量是聚合物驱开发过程中重要的设计参数，该参数设计的是否合理将直接影响到聚合物驱的总体效果。
This paper uses reservoir numerical simulation method to study the effect of injection rate on the displacement efficiency of polymer flooding and analyzes the reason of the effect.
运用油藏数值模拟方法研究了注入速度对聚合物驱油效果的影响 ，并对注入速度影响聚合物驱效果的原因进行了分析。
The way to improve the effect of polymer flooding mainly depends on increasing the viscosity of polymer solution and the ability to establish the residual resistance factor.
提高聚合物驱效果的途径主要采用提高聚合物溶液粘度和残余阻力系数。
The viscosity stability of HPAM solution is an important factor that influences the effect of polymer flooding.
聚合物水溶液的黏度稳定性是影响聚合物驱油效果的重要因素。
Research on sweep conditions of the oil reservoir after polymer flooding is the foundation of effect evaluation and further enhancing oil recovery.
聚合物驱提高原油采收率的主要机理是扩大波及系数，聚合物驱后油层波及状况的研究是聚合物驱效果评价和进一步提高采收率的基础。
The floatability of various flooding polymer reusing agents was evaluated in laboratory. YG340-1 was optimal reusing agent. Its plugging effect, inpouring time and inpouring amount were researched.
通过室内试验，考察了不同类型聚合物再利用剂的悬浮性，优化选择了YG340 - 1作为再利用剂，同时考察了聚合物再利用剂yg340 - 1的封堵性能、注入时机及用量。
The floatability of various flooding polymer reusing agents was evaluated in laboratory. YG340-1 was optimal reusing agent. Its plugging effect, inpouring time and inpouring amount were researched.
通过室内试验，考察了不同类型聚合物再利用剂的悬浮性，优化选择了YG340 - 1作为再利用剂，同时考察了聚合物再利用剂yg340 - 1的封堵性能、注入时机及用量。
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