The ambiguity and uncertainty of reservoir actual structure and fluid flow mechanics make it difficult for conventional modeling and algorithms to describe and solve.
实际油藏构造和流动机理的模糊性和不确定性，使得传统的模型和算法无法或者很难描述和求解。
Dual anisotropism is a basic characteristic of porous medium. It has an effect on the flow of reservoir fluid and oil and gas production.
双重各向异性是多孔介质的一个基本性质，它对油藏流体的流动乃至油气生产都有一定的影响。
Reservoir wettability is an important parameter for evaluating recoverable reserves and controlling fluid flow of a oil reservoir.
油藏润湿性是评估油藏可采储量，控制油藏流体流动行为的一个重要参数。
Reservoir numerical simulation is based on the theory of multiphase fluid flow in porous media. Now it has been used in reservoir engineering extensively.
油藏数值模拟是以多相流体在多孔介质中流动的理论为基础，目前已广泛应用于油藏工程。
The main reservoir space of fractured reservoir are dissolved pores, karst cave and fracture. At the same time, fracture is the flow channel of fluid.
裂缝性储层以溶孔、溶洞及裂缝为主要储集空间，同时，裂缝又是流体的渗流通道。
During gas drilling, both the alteration of the drilling parameters and encountering the reservoir will cause the transient flow of wellbore fluid.
气体钻井过程中，调整钻井参数或者钻遇储层都会引起井内流体的瞬态流动。
It is very difficult for the conventional numerical reservoir simulation theories to describe the characteristic of fluid flow in low permeability media, because they are all based on the Darcy's law.
而传统的油藏数值模拟理论都是建立在达西定律之上的，因而它很难反映低渗介质中的流体渗流特征。
Research on reservoir flow units is of significance for better understanding the rule of undersurface fluid flow and distribution of remaining oil during the process of water injection development.
储层流动单元的研究对于更好地了解地下油水运动规律及油田注水开发过程中剩余油的分布具有重要意义。
A flow unit is defined as a volume of reservoir rock that is continuous laterally and vertically and has similar averages of those rock properties that affect fluid flow.
流动单元是在侧向和垂向上连续的具有相同的影响流体流动特征参数的储层单元。
The fluid flow among the fluids was not considered in fracture reservoir in the past, and only the source and sink was considered in the fluid exchange between the fracture and matrix.
以往的裂缝性油藏并没有考虑流体之间的渗流，仅仅将裂缝和基块之间的流体交换作为源和汇；
During the development of low permeability reservoir, interaction between fluid flow and rock deformation is obvious.
在低渗透油田的开发过程中，油藏流体渗流和储层岩土之间存在明显的耦合作用。
This paper studies a homogeneous reservoir pseudoplastic fluid and unstable flow.
本文研究了均质储层中拟塑性流体的不稳定渗流问题。
This paper introduces the design of the radial and multiple-layer core gripper, which can be used to simulate the radial flow status of the reservoir fluid.
文章介绍一种能模拟地下流体径向流动状态的岩心夹持器的设计思路，并结合图示做了详尽说明。
A numerical model, based on the finite element method, is established to describe a fluid flow in a deforming saturated oil reservoir.
利用有限元方法，建立了一个描述可变形饱和储层中流体流动的数值模型。
The major factors controlling fluid percolation of the reservoir flow unit mainly depend on the nature of fluids, characteristics of the reservoir and and liquid flowing behavior.
影响流动单元流体渗流特征的因素主要取决于流体性质、储层性质、流动情况等渗流特征的三大要素。
Fracture is a main type of fluid flow path in tight reservoir rocks, and its development and distribution may control the formation of fractured hydrocarbon reservoirs.
裂缝是致密储层流体渗流的主要通道，裂缝的发育、分布规律控制着裂缝性油气藏的分布。
According to seepage characters and fissure distribution in fractured low permeability oil reservoir, equivalent model to simulate the fluid flow in fractured reservoir was set up.
根据裂缝性低渗透的渗流特征和裂缝分布特点，建立了裂缝性低渗透油藏渗流等效连续介质模型，编制了相应的裂缝性低渗透油藏数值模拟软件。
To investigate the effect of initiation location of new fractures on well production, a reservoir model and a hydraulic fracture model are combined to model the fluid flow after re-fracturing.
针对重复压裂不同起裂位置对油井产量的影响问题，采用油藏流动模型和水力裂缝流动模型共同描述系统的流动。
The research of fracture parameter is significative because the fracture not only ACTS as the passage of the fluid flow but also the storage space in carbonate reservoir.
在碳酸盐岩储层中裂缝不仅起渗流作用还可以作为存储空间，因此研究裂缝的物性参数也就有着很大的意义。
In the vertical heterogeneous reservoir, the alcohol-induced salt grain could elevate the fluid flow resistance, increase the injection pressure and change the flow direction.
对于纵向非均质油藏，醇诱导后的盐结晶颗粒能使油流动阻力增大，压力上升，流动转向。
On the basis of fluid mass rate equivalent in stead state flow, an up-scaling technique for analyzing data of fine reservoir description was proposed.
根据稳定渗流过程中质量流量的连续性特征，对精细油藏描述数据的粗化处理方法进行了研究。
The result of the simulation indicates that the reservoir numerical simulation restricted by fluid flow unit has many advantages in history matching and precision of remaining oil prediction.
模拟结果表明，流动单元约束的油藏数值模拟模型具有初始拟合程度高、模型修改程度低、能够更精确的反映层内和平面剩余油分布的特点。
The models was established of the following components: wellbore flow model, unstable reservoir flow model, the fluid interface movement model, acid etching wormhole model and etc.
模型主要包括井筒流动模型、不稳定储层流动模型、液体界面移动模型和酸蚀蚓孔模型等。
SCAR sampling delivers reservoir-representative fluid samples from deep within the reservoir, as samples are collected directly in the flow stream to eliminate contamination caused by dead volumes.
石sCAR采样系统可以采集到深部油藏中代表油藏流体特性的样品，因为样品是直接从流动的流体中采集的，可以避免受到静止流体的污染。
In this program, fluid flow of every reservoir can be respectively controlled in the case of noninterference of six reservoirs from each other, the control valve can move in four locations.
本方案可以在多达六个油层互不干扰的情况下分别对每一层的流量进行控制，每层滑阀可实现四个位置的有级节流。
The core displacement experiment found that the retarded acid working fluid has the capacity of opening the oil flow passage, increasing reservoir production and increasing injection.
通过岩芯驱替实验发现该缓速酸工作液具有打开油流通道，提高地层增产增注的能力。
On the base of discrete equations, the fluid-solid coupling finite element programs for single phase flow and two phase flow in unconsolidated sandstone reservoir were developed with FEPG.
在有限元离散的基础上，基于FEPG系统自主开发了疏松砂岩油藏单相及两相渗流流固耦合有限元程序。
Alternatively, the fluid reservoir (100) can be formed from flexible polymer materials that are bonded along seams (118) to demarcate a flow channel (102).
作为选择，流体贮存器(100)可以由柔性聚合物材料构成，所述柔性聚合物材料沿着接缝(118)结合以划分流道(102)。
The present well test analysis methods are only suitable to single-phase flow in reservoir. In fact, multi-phase flow will occur after a certain long time reservoir fluid production.
目前，试井分析方法仅限于地层中的单相流动，而在油气田开发中后期，试井往往涉及地层中的多相渗流。
The present well test analysis methods are only suitable to single-phase flow in reservoir. In fact, multi-phase flow will occur after a certain long time reservoir fluid production.
目前，试井分析方法仅限于地层中的单相流动，而在油气田开发中后期，试井往往涉及地层中的多相渗流。
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