渗压力

Based on the principle of variation, boundary value problem of pressure partial differential equation was transformed into the extreme value problem of fonctionelle and finite element equation of flow model was deduced for calculating the simulation result.

根据变分原理，将压力微分方程的边值问题转化为泛函的极值问题，建立了渗流模型的有限元方程。

By using the theories of conservation of momentum,conservation of energy and hydrokinetics,a mathematical model for describing the relationship among the fluid parameters,the formation parameters and the vibrant operation parameters was established.The analytic solutions of one-dimensional and radial transfusion equation for compressive and single-phase fluid flow through the compressive formation were obtained.The effects of each parameter on the vibrant operation were also gotten.On the basis of the above results,the computation models were established.

应用动量守恒、能量守恒、流体动力学等基本原理，建立了地层参数、流体参数和振动作业参数之间相互耦合的数学模型，求出了单相微可压缩流体在可压缩地层中的平面一维和平面径向渗流方程的解析解，得到了各项参数与振动作业效果之间的关系，为振动采油的数值模拟提供了初始压力分布表达式。

This paper studied imbibition law and influencing factor of low permeability sandstone under normal temperature and pressure and pulse pressure through self made experiment apparatus.

文中采用自行研制的实验装置，通过大量的室内实验研究了低渗透砂岩常温常压以及脉冲压力条件下的渗吸规律及其影响因素。

In Sulige gas field, due to low permeability, low productivity and severe production decline, intermittent production began soon after production.

苏里格气田低渗、低产、低效气井压力下降快，产量递减幅度大，稳产阶段短，恢复程度低，为保证进入流程，在生产经过一段时间后便改为间歇生产。

In view of constant pressure outside boundary double permeability composite oil reservoir model, the variable rate question dimensionless pressure distribution Laplace solution has been studied, and the corresponding application briefly derived.

针对定压外边界的复合双渗储层模型，研究了变流率问题的无因次压力分布的Laplace空间解，并简要地引导了相应的应用，是对试井分析理论的一种完善，对相应的试井分析软件的研制更具有深远的应用价值，对油藏数值模拟方法也具有指导意义。

This article summarizes the electric log technology applying to low-resistivity, low-porosity, low-permeable pay zones and fractured reservoirs. To study the influence of drilling-mud invasion and pore texture to oil zone resistivity and its electric log response rule," in-time log " and pressure gradient log should beapplied.

今后要研究钻井液侵入与孔隙结构对油层电性质和电法测井响应规律的影响，采用"及时测井"和压力梯度测井等技术措施；测井计算饱和度技术已日趋成熟，但需采用高精度数控测井等先进适用技术和更精细的"岩心刻度测井"解释方法，进一步提高精度，以满足低孔、低渗储集层和裂缝型复杂岩性储集层的更高要求。

On the basis of the predecessors' research work, a mathematical model of non-linear percolation in gas reservoir is developed, and a case is given in this paper.

基於前人的研究成果，建立了一个考虑启动压力梯度和介质变形的气藏非线性渗流的数学模型，最后给出了计算实例。

The results showed that mobility and start-up pressure gradient are the main reasons of non-linear seepage flow effect.

结果表明流度与启动压力梯度是形成非线性渗流的主要因素。

It shows that starting pressure gradient affects greatly the production indexes and cannot be neglected in field development.

结果表明，启动压力梯度对低渗、特低渗透油藏各项生产动态指标的影响很大，在生产过程中不能忽略。

Research on characters of non-Darcy flow and starting pressure gradient of low permeability reservoir were foundation of reservoir production.

低渗透储层渗流具有非达西特征和启动压力梯度，是研究低渗透储层开发过程中问题的基础。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。