The potentiality of water drive oilfields is pointed out.
指出了水驱油田的潜力。
A water-bearing portion of a petroleum reservoir with a water drive.
石油储集层的含水部分，具水驱能力。
Another one is suitable to limestone oil reservoir with bottom water drive.
另一种水驱特征曲线适于底水驱灰岩油田。
Water drive curves are the inherent characteristic curves of waterflooding.
水驱曲线是注水开发油田固有的特征曲线。
The effective method involves water drive hydrocarbon migration model, multigrid and LSQR iteration.
该法是以水动力为油气运移模型，采用LSQR迭代、多重网格的加速计算方法。
Based on the result of derivation of a type water drive curve, type graph is developed in this paper.
本文利用甲型水驱曲线的求导结果，研制了水驱曲线的典型图版。
Water cut curve is the basic curve used to research the water-yielding rules of the water drive oilfield.
含水率曲线是研究水驱油田产水规律的基本曲线。
For prolonged waterflood development in Pucheng Oilfield, water drive recovery factor of Oilfield is affected.
油田经长期注水开发，影响了油田的水驱采收率。
It is a problem in primary recovery from water drive reservoirs and during waterflood and enhanced oil recovery.
它是水驱油藏的一次采油过程中以及注水开发和强化采油过程中可能出现的问题。
Water storage rate and water drive index are two important targets for evaluating the effect of water injection.
存水率和水驱指数是综合评价注水开发效果的两项重要指标。
Finally, by the use of fuzzy comprehensive evaluation method, we determined the water drive recovery efficiency 24.
采用模糊综合评判方法，最终确定鄯善油田目前水驱采收率为24。
The development indexes of different development phase must be forecasted in development course of water drive oilfield.
水驱油田在开发过程中，需要对不同阶段的开发指标进行预测。
Core simulation experiments showed that the pressure of water drive could decrease by 48% after surfactant drive (0.5 PV).
岩心驱油降压模拟实验表明，表面活性剂体系驱替0.5倍孔隙体积(PV)，后续水驱替压力下降48%左右。
Cost of water injection is reduced and oil displacement efficiency is improved by converting water drive to expansion drive.
将水驱转换为弹性驱，降低了注水成本，提高了驱油效率。
The oil recovery under water drive is an important factor for the evaluation of water displacement efficiency of a reservoir.
油藏水驱开发潜力是分析评价油藏开发开采水平的重要参数。
The intensity of bottom water drive and the drive effectiveness are studied, and the further waterflood measure is put forward.
研究油藏底水作用强度及注入水的驱动效果，提出了进一步的注水措施。
The simulation of microscopic distribution of remaining oil in water drive field is one of the main focuses in recent research.
油田水驱剩余油微观分布的实验室模拟是当前研究的热点问题。
Due to derivation is invertible, in this sense, one have already completed the derivation for all 8 important water drive curves.
由于推导是可逆的，从这个意义上说，也完成了全部8种重要水驱特征曲线的推导。
This paper introduces the present status and the development trend of the logging technique for residual oil in water drive field.
本文论述水驱油田剩余油的测井技术现状和发展趋势。
In past few years, the application of carbon-oxygen log in water drive reservoir of Jingqiu oilfield has achieved remarkable results.
近几年来，碳氧比测井在荆丘油田的水驱油藏中的应用效果十分显著。
Through improving water drive effects and reducing decline rate, a production pattern has been provided for the high water-cut reservoirs.
为这一类高含水油藏改善水驱油效果，减缓油田递减速度，提高油田采收率提供了开发模式。
The definition of water drive front was given on that bases and the method of time-lapse seismic monitoring water drive front was presented.
在此基础上给出了水驱前沿的定义，提出了时移地震监测水驱前沿的方法。
According to the method reported in this paper, a program for calculating the length of horizontal well in a water drive reservoir is developed.
根据所介绍的方法，在微机上研制和开发了水平井合理水平段长度的优化计算软件。
Based on the mechanism of water coning of horizontal Wells in bottom-water drive reservoir the critical production pressure difference is obtained.
在分析底水油藏水平井开发底水脊进原理的基础上，建立了底水油藏水平井开发的临界生产压差计算公式。
Various methods are used to calculate the recovery percent after water cut reaching 98% in water drive of major reservoirs in major oilfields in Daqing.
应用多种方法对大庆主力油田主力油层水驱含水98%以后的采出程度进行了计算。
Cyclic water injection increases swept volume through oil-water percolation effect and capillary pressure effect to improve water drive recovery factor.
周期注水技术主要是通过油水交渗效应、毛管压力作用，增加注水波及体积，从而提高水驱采收率的技术。
Nonsteady flow method is usually used to conduct water drive test for low permeability reservoir, but it is less accurate and cannot meet production need.
通常对于低渗储层进行水驱油测试采用非稳定流方法，但该测试方法准确性较差，不能满足生产要求。
This paper presents a novel method, a generalized water drive curve, that just one equation is applied to describe the variety types of water drive curves.
基于对描述油水相对渗透率比与含水饱和度关系曲线的方程的修正，建立了能够用一个公式描述各种不同形态水驱曲线的方法。
The water drive patterns in fissure developing zones mainly depend on whether pore permeability, fissure permeability and displacement pressure are high or low.
在裂缝发育带水驱油的形式主要取决于孔隙渗透率、裂缝渗透率以及驱替压力的大小。
The reservoir forming mechanism of deep basin gas shows typical gas and water drive character of piston - pattern, and it is a stable reservoir forming pattern.
深盆气成藏机理表现为典型的活塞式气水排驱成藏特征，是一种较稳定的成藏模式。
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