The effect of capillary pressure and water saturation on sand production has been researched through the core flow test in this paper.
通过室内岩心流动试验，研究了毛管力、含水饱和度对岩石出砂规律的影响。
We use analyzed results of drill cores and median grain diameter to compute bound water saturation of formation.
利用钻井取心分析化验结果和粒度中值，计算地层束缚水饱和度。
It was generally considered that the irreducible water saturation of sandstone reservoirs was related to the sandstone type, porosity and pore structure, especially median size and porosity.
前人研究普遍认为，砂岩储层的束缚水饱和度与砂岩类型、孔隙度和孔隙结构有关，粒度中值和孔隙度的影响最大。
In reservoir assessment, the irreducible water saturation is one of the important parameters of estimating reserves by volumetric method.
在地层评价中，束缚水饱和度是体积法计算储量时的重要参数之一。
Furthermore, a novel nondestructive and simple laboratory technique has been developed to estimate the porosity and irreducible water saturation associated with the coal cleat network.
开发出一种新型的不损坏样品的简单的实验室技术，估算出与煤层割理网络相关的孔隙度和残余水饱和度。
The better the pore structure of reservoir, the higher the tested productivity and the critical water saturation, the lower the correspondent cutoff of effective porosity.
储层孔隙结构越好，测试产能越高，临界水饱和度越高，其对应的有效孔隙度下限越低。
The changes of rock wettability lead to the changes of water saturation, but the distribution regularity of saturation is consistent with that of waterflood.
岩石润湿性的变化，使水饱和度值发生变化，但饱和度分布规律与水驱基本一致。
This may have been due to the very high initial water saturation used.
这归咎于使用了很高的初始水饱和度。
In general, these curves are characterized by high irreducible water saturation, low remaining oil saturation with high relative permeability and wider two-phase region.
一般相对渗透率曲线具有束缚水饱和度较高、残余油饱和度较低以及残余油状态相对渗透率较高、两相流动区间较宽的特点；
The formation test method and irreducible water saturation method are two new methods used to determine the low limits of effective reservoir physical properties.
试油法和束缚水饱和度法是确定有效储层物性下限的两种新方法。
The critical water saturation in gas well means the maximum water saturation corresponding to the cutoff of commercial gas production.
气井临界水饱和度是指在工业气流产量下限时所对应的最大含水饱和度。
Characteristic solution and finite difference solution are derived respectively and water saturation distribution curves are presented and the law of the moving boundary is found.
这种模型属于具有活动边界的非线性问题，分别用特征线法和有限差分法求解，得到了含水饱和度分布和活动边界的变化规律。
Among three types of rocks, at zero initial water saturation, imbibition recovery from chalk samples is the highest, about 23% higher than that from sandstone with similar permeability.
在束缚水饱和度为零的情况下，三种类型岩石中以石灰岩的自吸采收率最高，其值比同等渗透率级别的砂岩高23%。
The effect of saturation exponent on the curves between formation conductivity and total water saturation increases as total water saturation increases.
饱和度指数对地层电导率与总含水饱和度关系曲线的影响随总含水饱和度的增大而减小。
It can be effectually identified that whether a reservoir only produces oil through the cross plot of water saturation and irreducible water saturation.
根据储层含水饱和度与束缚水饱和度的交会图版可以有效地判定高束缚水饱和度低阻储层的性质。
Relative water content (RWC), water saturation defi-cit (WSD), free water, bound water and cell SAP concentration were all correlated with PF.
叶片相对含水量、水分饱和亏、自由水、束缚水含量，细胞汁液浓度也同土壤PF值显著相关。
The starting pressure of volcanic gas reservoir shows exponential relationship with irreducible water saturation and air permeability.
火山岩气藏启动压力与束缚水饱和度和空气渗透率均呈幂指数关系；
Fertilizer influenced trivially on leaf water content, while intensified markedly on the water saturation deficit.
施肥对芨芨草叶片含水量影响不大，但造成水分饱和亏增加。
Release and regenerate the sorbent close to water saturation.
对接近水分饱和度的吸附剂脱附、再生。
All of which show the initial water saturation is lower than the irreducible water saturation, that is, there exists ultra-low water saturation in the c.
这说明该油气藏初始含水饱和度低于束缚水饱和度，即存在超低含水饱和度现象。
On the macroscopic scale, the elastic modulus and the plastic parameters for both pore collapse and plastic shearing processes are expressed as functions of water saturation degree.
在宏观尺度上，弹性模量和塑性参数，包括对塑性孔隙塌陷机理和塑性剪切机理，被表达成水饱和度的函数。
Based on the fractal capillary pres sure model and the fractal dimension, the water saturation is calculated accurately, and the reliability of the water saturation is increased.
在毛管压力曲线分形模型和分数维的基础上，能准确确定任意含水饱和度，提高了饱和度的预测精度。
The relationship between water cut and water saturation in the formation of reservoir are given combined the conventional well logging data in open hole with production well logging data.
通过综合运用裸眼井中常规测井资料和套管井中生产测井资料（产出剖面测井资料和碳氧比能谱测井资料） ，研究确定区块每一储层产水率与含水饱和度之间关系式。
In this paper, the mathematical model of the reltion between water saturation vapor pressure and saturated temperature is established in the form of monoacidic polynomials.
提出了一元多项式形式的水蒸气饱和压力与饱和温度关系的数学模型，进行了牛肉冻结过程的计算机模拟，在此基础上进行了牛肉冻结过程中干耗量的数值计算。
The degree of of dielectric dispersion is affected by water saturation salinity of water and clay quantity.
同时，岩石介电频散程度受到含水饱和度、水矿化度、 泥质含量等因素的影响。
For the reservoir from continental sedimentation water saturation of the oil bearing zone should be derived from irreducible water resistivity.
对陆相沉积油藏而言，只有用束缚水电阻率求解油层的含水饱和度才是正确的。
Recognizing the water saturation in tight gas reservoirs directly affects reserves evaluation and development measurement of the gas reservoirs.
对致密砂岩气藏含水饱和度的认识直接影响气藏储量评价及开发决策。
The study indicates that gas percolation is controlled by permeability and water saturation.
研究发现，气体渗流受渗透率和含水饱和度的控制。
The equation was used to predict Baoyuan Gas Reservoir BP1 horizontal gas well production and analyze the effects of water block effect, Non-Darcy flow and water saturation on gas well.
应用该公式预测了宝元气藏BP1水平气井的产能，分析了水锁效应、非达西流动效应以及含水饱和度变化对该气井的影响。
With water saturation going up (oil saturation going down), acoustic compression coefficient is becoming small.
随着含水饱和度的升高(含油饱和度的降低)，其声学压缩系数越小。
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