predisplacement

用法例句

Research on influence factors of capillary force in immiscible displacement;

非混相驱替中毛管压力的影响研究

Analysis indicates that the mechanism of intermittent gas injection production mode to increase output is mainly binging domino of competition adsorption,while that of injection and production mode is mainly displacement.

描述了注气开采煤层气生产过程,分析表明间歇注气生产模式的增产机理主要是竞争吸附置换,而边注边采生产模式主要是驱替;反映基质孔隙扩散能力的综合传质系数不仅影响煤层气井的生产能力,而且影响矿井煤与瓦斯的突出;建立了单井间隙式注气开采煤层气的扩散渗流数学微分方程组;注气过程和采气过程渗流方程式形式相同,但质量源的流向不同,生产井内的边界条件不同。

This paper introduces the development,the merits and defects of gas displacement,and the emission of flue gas in China.

介绍了气体驱替的发展历程及各种气体驱替的优缺点,重点介绍了烟道气驱的发展概况以及我国烟道气排放情况。

Based on the reservoir properties and its fluid characteristics in the middle position of Es 3 member in Block Wen 72 of Wennan Oilfield, slime-tube and long core displacement tests are made.

根据文南油田 72块沙三中油藏的性质和流体特征 ,通过室内细管驱替试验和长岩心驱替试验研究 ,表明注入天然气组成达到一定比例和注入气的温度大于某一临界值 ,就可以对该油藏进行注烃类气体混相驱 ,说明注气开发是可行的 ,并能够提高油藏的采收

displacing-displaced phase mobility ratio

驱替相和被驱替相流度比

dynamic immiscible displacement mechanism

动力非混相驱替机理

irreducible displaced phase saturation

残余被驱替相饱和度

sand-packed tube displacement

砂粒填充管驱替试验

immobile displacing-phase saturation

不可动驱替相饱和度

A new method for calculating non-piston displacement efficiency in multilayered reservoir with waterflooding

多层油藏非活塞式水驱驱替效率研究

Establishment and Verification of the Displacement Performance Model in the Follow-Up Water Drive Phase after Polymer-Flooding

聚驱后续水驱阶段驱替特征模型的建立及验证

Numerical simulation method is firstlyadopted to describe the well pattern course of water flood ing-polymer flooding-WAG.

首次采用数值模拟方法描述了水驱-聚合物驱-气水交替驱井组驱替过程;

Mechanism Study of Water Alternating Gas (WAG) Flooding of High Permeability Reservoirs in High Water-cut Stage-Taking the Example of Pucheng ES2_U Reservoir;

高渗透、高含水油藏气水交替驱替机理研究

The research on the improvement of displacement pressure measurement apparatus with direct replacing method

直接驱替法排替压力测量装置的改进研究

and the tan dynamic contact angles is linear to the displacing velocity in higher velocity.

较高驱替速率时,动态接触角的正切与驱替速率的对数呈线性关系;

Influence of Gas Injection Parameters on the Effect of Unstable-state Displacement by Gas Flooding

注气参数对注气驱非稳态驱替效果的影响

We encounter only displacements of the first type.

我们只遇到第一类的驱替。

preflood core fluid saturation

驱替前岩心内流体饱和度

RESEARCH ON BOTTOM WATER DRIVE IN CARBONATE MATRIX BLOCK

碳酸盐岩基质岩块底水驱替作用分析

Flowing characteristic of CO_2 immiscible flooding in pore media

孔隙介质中CO_2非混相驱替的渗流特性

Effect of micro forces caused by driving fluid with viscoelasticity on residual oil in chemical flooding

化学驱中黏弹性驱替液的微观力对残余油的作用

Second, In the CO_2 drive experiment, we studied the method of CO_2 continuous drive, CO_2 slug and WAG on the slim tube model.

2、利用高温高压长管模型研究了连续驱、段塞和水气交替三种驱替方式。