formation water

Positive Effect of Formation Water on Conservation of Natural Gas

地层水在天然气保存中的积极作用

Normal tertiary oil recovery isn ′ t fit for Zhongyuan oilfield with high reservoir temperature and formation water salinity.

鉴于中原油田地层温度高、地层水矿化度高，常规三次采油技术难以适应。

Due to the variation of geologic environment reservoir is often invaded by external water, thus, resulting in the property difference between connate water and formation water.

油藏形成后，由于地质环境变化，储层往往会受到外部水系的侵入，从而造成原生水和水层地层水性质的差异。

A Method of Using Core Sample to Measure Salinity of Formation Water

利用岩心样品测定地层水矿化度的方法

The source and migration dynamics of high formation water salinity in Dongying Depression were analyzed.

分析了东营凹陷高矿化度地层水的来源及运移动力.

The field source is the material base of light hydrocarbon remigration; the field effect, which is effected by the solubility of formation water and country rock property, is the interaction of light hydrocarbons and soil substrate.

场源是轻烃进行运移的物质基础，场作用则是轻烃与环境介质的各种反应，主要受地层水溶解度和围岩性质的影响。

Study on Maleic acid-based copolymers as a stabilizing agent of barium-strontium ion in Oilfield formation water

顺丁烯二酸共聚物钡锶离子稳定剂的研究

In many sedimentary basins the salinity of the formation water increases with depth or compaction.

在许多沉积盆地中,地层水的含盐量随深度或压实作用而增高.

The results show that the value of diffusion and absorption potential ( E da) increases when the ratio of formation water salinity to mud salinity ( C w/ C m) increases.

结果表明：（1）扩散吸附电位Eda随地层水矿化度与泥浆滤液矿化度比值（Cw/Cm）的增大而增大。

Real water injection rate in water injection well will change when system pressure fluctuates or formation water absorption capacity changes. It is a disadvantage to needle vavle and downhole fixed water noddle.

注水井实际注水量随系统压力波动或地层吸水能力的变化而改变，这是针型阀或井下固定水嘴无法避免的缺陷。

Relationships between Formation Water Chemical Characteristics and Hydrocarbon Generation in the South of Qianjiang Depression

潜江凹陷南部地层水化学特征与油气成藏的关系

Character of formation water can reflect many things directly, such as the degree of leaching, evaporation and concentration of water in rocks, and opening degree of construction.

地层水水性特征可以直接反映地层水在岩石中溶滤、蒸发、和浓缩程度及构造的开启程度，同时可以直接判断储层是否出水。

Experimental study of formation water properties at hight pressure for ABNORMALLY-HIGH-TEMPERATURE condensate gas reservoir

异常高温凝析气藏地层水高压物性实验研究

The salt formation and crystallization process of cefoperazone with sodium bicarbonate water and acetone were reported.

优化了头孢哌酮酸和碳酸氢钠的成盐、析晶等工艺条件,制备了头孢哌酮钠.

Results: Fresh water does inhibIt'stone formation rat kidney evoked by 1 , 2-ethanediol and ammonium chloride.

结果: 淡泉水对乙二醇和氯化胺诱发的大鼠肾结石模型有明显抑制作用.

DMS triggers the formation of unusually small water droplets.

DMS气体促使异常微细的水滴形成.

It may be concluded that the sedimentary facies, tectogenetic movement, the formation water and geothermic gradient are all important factors to form the oil-bearing sandstone.

结果表明，沉积相、构造运动、地层水的性质及地温梯度等都是促成含油砂岩形成的重要因素。

Analysis of Formation Water Genesis and Relationship with Hydrocarbon in Yong' an Area

永安地区地层水成因分析及与油气的关系

This paper studies deviation of old method to forecast oil ( gas)-water contact. This method is corrected as formation water saturation.

文章在充分研究了原有压力法计算油（气）水界面海拔公式中存在的缺陷后，指出应引入含水饱和度参数对公式进行修正。

Production decline modeling of the gas wells in water drive gas reservoir by the experiment of formation water imbibition

通过地层水渗吸实验建立水驱气藏气井产量递减模型

Second, plentiful formation water provides good storage space for natural gas, and avoids escape of early generated gas, thus adding possibility of natural gas accumulation;

大量地层水为天然气提供了良好的暂存空间，避免了早期生成天然气的大量逸失，提高了天然气成藏的有效性；

When salinity of formation water is rather high, the volumetric photoelectric absorption index of water and that of oil ( gas) are quite different.

当地层水含盐量较高时，水的体积光电吸收指数与油（气）的体积光电吸收指数相差较大。

Modeling water mass formation in the Mertz Glacier Polynya and Ad é lie Depression, East Antarctica.

模拟南极洲东部Mertz冰河冰穴和Adélie低压内的水团形成.

The composition of bacterial communities in the formation water is determined by most probable number method, pour plate method and roll-tube technique.

利用最大或然数法、倾注平板法和滚管法对产出水中的细菌群落状况进行了分析。

During the course of exploitation in oil reservoir and gas reservoir condensation water, formation water, especially drilling mud, acidizing liquid and fracturing fluid can result in water blocking.

在油、气藏的开发过程中，由于凝析水、地层水特别是钻井液、酸化液和压裂液将导致储层水锁，从而严重影响低渗透储层的渗透率。

The flow styles of formation water provide a powerful evidence for the formation of "self generation, self accumulation" and "lower generation, upper accumulation" two patterns of hydrocarbon pools in the basin.

地层水流动样式为盆地内自生自储式和下生上储式油气藏的形成提供了一个有力的证据。

The τ spectrum is studied by simulation data to analyze the effect of formation water salinity, porosity and oil saturation on the eigen value of thermal neutron life.

系统研究模拟数据的热中子寿命谱，分析地层水矿化度、孔隙度和饱和度对地层τ本征值的影响。

Hydrocarbon gases in the subsurface exit in free form, by absorbing on organic matter and mineral particles, or by dissolving in formation water.

地层中天然气常以游离气、吸附气和水溶气3种形式存在。

Origin of Upper Triassic formation water in middle Sichuan Basin and its natural gas significance

四川盆地中部上三叠统地层水成因与天然气地质意义

The cause of thermal crack of the "bridge" is found to be scale formation and insufficient flow of cooling water, that is verified by practical running of an engine.

找出了鼻梁处热裂的原因之一是由于水垢及水流不畅，并从实际发动机中得到证实。