含水饱和度

S－B电导率模型：确定泥质砂岩储层含水饱和度的新方法

A New S-B Conductivity Model for Determining Water Saturation of Shaly Sands

运用BP人工神经网络计算储集层含水饱和度

Application of BP artificial neural network on calculating reservoir water saturation

模拟油田水驱状态下含水饱和度指数n的实验研究

An experimental study of saturation exponent n in state of simulating water drive

横波速度VS与含水饱和度SW之间成反比关系；

· S-wave velocity ( v_s ) is inversely proportional to water saturation .

m值测量误差对计算的含水饱和度影响比n值测量误差的影响大。

And that the influence of the error of m value on S w calculation is severer than that of the error of n value .

在水层段，BP神经网络计算的含水饱和度大于50%，能指示水层特征。

As the water saturations calculated by BP neural network method are more than 50 % , it is the characteristic of water bearing formation .

随总含水饱和度的增大，阳离子交换容量和胶结指数以及因数b对混合泥质砂岩电导率与总含水饱和度的关系曲线的影响增大。

The curves between total formation conductivity and total water saturation are affected by cation exchange concentration , cementation exponent and coefficient , and the effect increases as total water saturation increases .

求解时，对压力场采用基于Galerkin方法的经典有限元技术，对饱和度场，引入了非标准的不连续有限元方法，以反映实际油藏中水驱前缘的含水饱和度不连续跃变的性质。

The calculation of pressure field is based on Galerkin formula in this method as to reflecting discontinuity characteristic of water saturation in oil reservoir water flood .

用物质平衡法和Logistic模型联解，可以建立水驱油藏或区块平均含水饱和度随时间变化的预测模型。该模型仅需要少量的开发数据，求解过程极其简单。

The model of average water saturation changes with time in waterflood reservoir or block is developed by using material balance method combined with Logistic model , by which few production data are required and the procedure for solution is very simplified .

一般描述储层含油多少的量化指标为含水饱和度，经过换算，可以获得与储层含水饱和度大小有关的参数SRW。

A relative parameter SRW can be obtained by conversion of the formation water saturation .

研究结果表明：T2截止值方法（CBVI）是目前广泛使用的确定束缚水体积方法，这种方法在很多情况下是适用的，但不适合于高含水饱和度的粗粒砂岩以及碳酸盐岩储层；

The results show that , T2 cutoff method is appropriate in many cases , which is in wide use currently , but it is inappropriate in core-grained sandstones and carbonates at high water saturation ;

用PND-S测井的非弹性散射信息求取储层的含水饱和度

Reservoir Water Saturation Derived with Inelastic Scattering Information of Pulsed Neutron Decay-spectrum ( PND-S ) Logging

同时，针对目前油田广泛采用的DLS数字化测井系列，研究应用了序参量的方法，通过理论分析建立了DLS数字化测井系列的孔隙度、渗透率、含水饱和度的解释模型。

At the same time , this paper adopts sequential parameter method to establish porosity 、 permeability and water-saturation interpretation models by theoretical analysis under DLS , which is been widely used oilfields .

Berryman的自洽理论，考察了饱和泥质砂岩在不同孔隙度和泥质含量条件下，储层岩石的声学弹性中的压缩系数随不同含水饱和度的变化情况。

The result indicates that acoustic compression coefficient of rock is decided by its porosity and shale content and fluid saturation .

结果显示，LNAPLs污染土电阻率随含水饱和度的增加呈幂函数降低，符合Archie公式，判定系数达99%。

The results show that the resistivity of LNAPLs polluted soil decreases as power function with the increase of water saturation in consistent with Archie formula and the determination coefficient is99 % .

用Monte-Carlo模拟技术即通用程序MCNP（3B），计算了该测井方法的俘获γ能谱、俘获γ计数与含水饱和度及源距的关系。

The neutron-gamma log from test measurements was analyzed to identify the gamma spectrums , the relationships between the captured gamma tally and the water saturation , and the relationships between the captured gamma tally and spacing using the Monte-Carlo program MCNP ( 3B ) .

用IMPIS方法和预处理共扼梯度法求解离散后的压力方程和含水饱和度方程。

The method of IMPIS and preconditioned conjugate gradient method were used to resolve the pressure equations of oil phase and equations of water saturation .

粘土含量不同，其电阻率指数与含水饱和度（I-Sw）关系曲线特征不同，故将粘土含量作为选择饱和度模型的约束条件。

The relation between resistivity index and water saturation is affected by different clay contents . Clay content is considered to be a controlling condition for choosing saturation model .

当低频和高频分别为100Hz和10kHz，随着含水饱和度的增加，实部频散度下降，然而某些岩心的实部频散度与含水饱和度之间存在双解关系。

With water saturation increasing , the PFE of real part of some core samples decreases when the low frequency is 100 kHz and the high frequency is 10 kHz , but other samples show a different relation .

给出了工区内孔隙度、泥质含量、含水饱和度和电阻率等四个参数的平面等值线分布。

The contour maps of the four parameters are made out .

毛管力与含水饱和度对岩石出砂的影响

The Effect of Capillary Pressure and Water Saturation on Sand Production

建立了一套操作简单、实用性强的含水饱和度校正流程。

A flowsheet for the correction of water saturation is proposed .

岩石导电效率及其与含水饱和度之间的关系

The electrical efficiency of rocks and its relationship with water saturation

介电常数确定含水饱和度的方法研究与应用

Method of Determining Water Saturation with Dielectric Constant and Its Application

南堡凹陷复杂砂岩储层含水饱和度模型的研究

On Water Saturation Model for Complex Sand Reservoir in Nanpu Sag

泥质砂岩油层含水饱和度解释模型探讨

Discussion on the Explanation Model of Water-bearing Saturation in Argillaceous Sandstone Reservoir

高含水饱和度。3计算含水饱和度；

Water saturation is high ; ③ water saturation calculation ;

低孔隙度条件下阿尔奇含水饱和度解释模型改进

Improvement of Archie Water-saturation Model for the Low Porosity Formation

胶结指数与饱和度指数对计算含水饱和度影响程度探讨

Effects of Cementation Factor and Saturation Index on Calculation of Water Saturation

四站时差定位测高精度的仿真研究使用模型参数进行孔隙度、含水饱和度计算，计算结果精度高。

Simulation of Hypsometry Accuracy Using 4-station TDOA Its accuracy is high .