采收率

Rheological behavior of non-Newtonian fluid in viscous oil reservoirs and flow characteristics in water flooding are important factors influencing oil recovery rate and oil recovery factor.

稠油油藏原油的非牛顿流体流变特性和在注水开发中的渗流特性是影响采油速度和原油采收率的重要因素。

It put up no immobile shape ,have relative flowability , can intrude into the deep formation,selectively plug big pore pathor and high permeability formation,make the fluid turn to low permeability formation ,improve the low conformance factor caused by the nonhomogeneity ,improve the recovery ratio in big range .

它表现出没有一定形状，具有一定流动性，能进入地层深部，选择性地堵塞大孔道或高渗透层，使液流转向进入较低渗透层，改善因非均质性造成的波及系数低的问题，从而大幅度的提高油藏的采收率。

This paper performs an numerical modelling on constant water flooding of water injection well arrays and production well arrays in low permeable reservoirs and analyses the factors effecting the recovery of water flooding in low permeable reservoirs, including pore structure of porous medium, oil water relative permeability curve, starting...

通过对低渗透油藏中注水井排和采油井排的定压水驱进行数值模拟，分析了低渗透油藏水驱采收率的影响因素，包括多孔介质孔隙结构、油水相对渗透率曲线、启动压力梯度、注入速度和注采井距。

Planning for onshore oil fields in China are proposed on the basis of the evaluation.

本文在此评价的基础上，提出了我国陆上油田提高采收率近期的规划设想和发展战略。

Ramping oil and gas well off-take potential and oil and gas field recovery factor and/or reduce the production costs are the prime objective of oil-gas field development.

提高油气井产能和油气田采收率及降低生产成本，是油气田开发的主要目标。

Water injection has a great influence on producible oil index, the cost and efficiency of production.

注水电耗已占原油生产总用电的33%~56%，注水对油田采收率、生产成本和生产效率有重大影响。

It was argued that the value of non-renewable resources consisted of ownership value, value of mineral rights (the cost of prospection and exploitation), and value of the residents' rights to be free from pollution.

它在采掘和使用时会发生实体的减少及价值的损耗，这就产生了补偿的必要。当前我国能源开发中存在的资源采收率低、后备储量增长缓慢、生态环境损害等不可持续的现象，都是资源价值补偿机制紊乱的表现。

Using the small diameter velocity string to accomplish the primary completion or the recompletion has much benefit for increasing the flowing velocity, preventing liquid loading, improving the breakthrough recovery, enhancing the lifting capacity, and insuring normal production of gas well.

通过安装小直径CT管柱实施一次完井或在现有生产油管内安装CT速度管柱实施二次完井，有利于增加生产流速、预防井底积液、提高气井无水采收率、增强积液井排液能力及确保气井正常生产。

In the view of statistical learning, to establish EOR predictive model substantially is to solve a function regression problem.

建立提高采收率潜力预测模型从统计学习的角度来看，实质是属于函数逼近问题。

CO2 injection used in mature oil fields will not only sequestrate CO2 geologically, but also enhance oil recovery. Moreover the enhanced oil decrease the cost of CO2 injection.

中文摘要：注入CO2提高石油采收率技术致力于CO2地质封存与CO2资源化工业生产的有效耦合，在常规技术很难继续开发的油田中注入CO2驱出残留的原油，进一步扩充CO2的储集空间，增加埋存量，同时采出的原油也在一定程度上降低甚至弥补了CO2地质埋存的高昂成本。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。