综合含水

本文将改进的灰色GM（1,1）模型用于某油田年综合含水率的近期发展趋势研究。

This paper applies the improved grey GM ( 1,1 ) model to the research of the present development trend of an oil field 's general water percentage .

结果表明，用改进的灰色GM（1,1）模型预测近期注水油田的综合含水率，预测值与实际值相对误差很小，预测精度很高，可以得到非常满意的结果。

The results show that , when used to predict the present general water percentage of the oil-field , the improved grey GM ( 1,1 ) model can achieve a satisfactory result , whose error is relatively small .

边角井综合含水下降了7.0%，日产油增加117t，累计增油2.2×104t。

Composite water cut decreased 7.0 % , daily oil production increased 117t and cumulative incremental oil production is 2.2 × 10 4t in edge ? corner wells .

经过6年的现场实施达到了方案设计指标，综合含水下降4%，累计增产油量4.2×104t，提高采收率2.5%，取得了十分明显的效果。

After six years of performance , the water cut is decreased by 4 % , the cumulative increase of oil production is 4.2 × 10 4t , and the recovery is increased by 2.5 % .

日产油水平由407t／d上升到720t／d，综合含水由93.2%下降到82.7%，累积增油5.8×104t。

Oil production increases from 407 t / d to 720 t / d , composite water cut decreases from 93.2 % to 82.7 % , cumulative incremental oil has been 5 8 × 10 4t .

注水油田年综合含水率预测的数学模型

Mathematic Model of Predicting Annual Water Percentage of Water-injected Oil-fields

综合含水率经济极限的预测研究

Prediction of the economical limits of water cut in oil field development

针对油田开发中后期存在的综合含水高、层间干扰问题突出等，研究了井下不动管柱换层采油技术。

Oil production technology of zone replacement is studied aiming at the problems of high water cut and serious interference between layers .

其中主力区块已采出可采储量的85.0%以上，综合含水率为85.56%。

In major producing blocks , 85.0 % of recoverable reserve has been produced , and its composite water cut is 85.56 % .

大庆等6个油田综合含水已超过90%，进入特高含水采油期。

The water-cut of six oil fields including Daqing has reached more than 90 % , these oil fields have entered high water-cut developing bear stage .

随着油气田开发进入中后期，油井综合含水率上升，油田开发难度加大，为进一步提高采收率，需要对油藏流体相态进行深入研究。

As oil and gas field development entering mid-later period , total water cut of oil well is increased , oilfield development is becoming more difficult .

1999年控水稳油取得阶段成果，自然递减控制在17.6%，综合含水降至48.4%。

The effect of stabilizing oil production by water control was achieved in 1999 with 17.6 % natural decline rate and 48.4 % composite water cut .

丘陵油田经过十余年的注水开发已进入中高含水期，油田综合含水接近60%。

With water-flooding development passed through more than ten years , Qiuling oilfield has entered into high water-cut stage and the integral water content is close to60 % .

辽河油田稀油注水开发区块，已采出可采储量的65.95%，综合含水率为78.35%。

In light oil water injection blocks of Liaohe oil field , 65.95 % of recoverable reserve has been produced , and composite water cut is 78.35 % .

油田区块整体调剖技术是降低油田区块综合含水上升速度、提高区块阶段采出程度的重要措施。

The integral block profile control technique is one of the important measures for inhibiting the integrate water cut increasing and enhancing the stage recovery percent in a block .

中原油田明一西块油藏温度80℃，综合含水已达85.53%，产量递减偏大。

Blocked oil reservoir WM-1 in Zhongyuan is characterized by formation temperature 80 ℃, composite water cut 85.53 % , and rather a large exponential decline of oil production .

我国老油田大多数已进入了高含水中后期或特高含水期阶段，综合含水高达80%以上。

Most oil fields in china are at the latter stage of high water-cut or at the stage of ultrahigh water cut , having the water-cut up to80 % .

濮城油田经过近20年的开发，目前已进入高含水递减期，综合含水已达92%。

After 20 years development , Pucheng Oilfield has been in the high water cut stage , whose production is in descending stage and the water cut is 92 % .

随着油气田的持续开发，油井产出液综合含水率不断升高，污水回注已成为油田注水采油的主要手段。

With the continued development of oil and gas fields , Integrated liquid water content oil output rising , wastewater re-injection has become the primary means of oil field water injection .

濮城油田是中原油田主力油区之一，1980年正式开发，到1999年综合含水率达到85%以上。

PuCheng oil field is one of the most important oil regions of ZhongYuan oil field . It was developed in 1987 and the water cut increased to 85 % in 1999 .

韩清忠等：用常规电阻率测井资料确定水淹层的剩余油饱和度，测井技术，1996（5）20351～355。油田综合含水越来越高，利用电阻率测井资料确定地层的剩余油饱和度变得非常困难。

It becomes more and more difficult to determine residual oil saturation of flooded formation from conventional resistivity logging data due to the high watercut and the salinity variations of formation water .

随着油田开发的不断深入，大庆油田原油综合含水不断提高，许多区块的水的质量分数已达到90%，有的甚至达到或超过了95%。

With the aging of the oil well , the water content in crude oil increases constantly , which may be as high 90 % and even 95 % in some cases .

由于多年的合采使油田综合含水高达92.9%，工业采出程度仅为76.6%。

Up to now , the recovery is only 76.6 % of the reserves while the comprehensive water cut has reached 92.9 % as a result of commingled production in the past years .

现场试验表明，周期分质注聚阶段取得了最佳期平均单井日增油1.3倍，综合含水下降5.7个百分点的效果，聚驱阶段实际提高采收率10.23%，对三类油层开发具有重要指导意义。

Field experiment indicates that , periodic polymer flooding with separate quality obtains daily 1.3 times of incremental oil of single well , water cut decreases 5.7 % , oil recovery increases 10.23 % .

扶余东区是一个有30多年开发历史的老油田，目前产油量下降较快，综合含水率已经达到88%。

The Eastern Area in Fuyu Oilfield is an old Oilfield that has been developed for more than 30 years . Its oil yield decreases rapidly and the overall water content reaches 88 % .

2002年底全油田综合含水达87%，基础井网开采的主力油层含水已达到90～95%，致使开采成本逐年增加。

By the end of 2002 , the overall water cut for the oilfield is up to 87 % , and water cut for the main pay zone has reached 90 ~ 95 % .

提出了评价油田水驱开发效果的一个新方法，也就是直接用任一时刻综合含水比与相对应的采出程度之比来评价油田水驱开发效果。

This paper presents a new method for evaluation of oilfield development effectiveness by waterflooding , that is directly using the ratio of instantaneous composite water cut vs corresponding recovery percent to do it .

当综合含水率为40%，70%和90%时，实施周期注水增油效果较好。

The oil recovery of periodic water flooding is better than that of conventional water flooding when it is carried out in the integrated water cut of 40 % , 70 % and 90 % .

目前该油藏开发存在的主要问题是综合含水高、采出程度低，基质中仍存在着大量的原油未被采出。

At present , the problems existing in the reservoir development involve the high total water-cut , low ratio of total oil produced to OOIP and large amount of unproduced oil remaining in the matrix .

由于大庆油田大多数油井是合层开发，油层水淹程度严重，地下油水关系十分复杂，油井综合含水高，油田稳产难度大。

Because most of the oil Wells is daqing oilfield co-layer development , oil-reservoir water flooding level is very serious , and water-oil relations are very complex , oilfield comprehensive high water-bearing , Oilfield stable production difficult .