投产以来产量递减异常井；
The wells in the period of effective fracturing have no response.
随着工人数量增加，劳动的边际产量递减。
As the number of workers increases, the marginal product of labor declines.
油气田产量递减率分析是开发规划中的一项重要内容。
Analysis of production decline rate is an important item in development planning of oil -gas fields.
第二，产量递减是预测凝析气田可采储量的重要方法。
Production decline method is an important technology to estimate the recoverable reserves of oil, gas and condensate reservoirs.
因为钻探原油的油井产量是递减的，但含油砂却没有这种产量递减率。
Unlike Wells designed to pump crude, oil sands don't have the same production decline rate.
常规产量递减规律不能很好地反映低渗透油藏的生产特征。
Conventional production decline law incorrectly reflects the production feature of low permeability reservoirs.
聚合物用量小，含水回升率相对较高，产量递减率也相对较大；
The less polymer volume is applied, the higher water cut increasing, and the larger of decline oil production.
气井产量变化的影响因素很多，使产量递减预测变得十分困难。
Prediction of declining production of gas Wells is much difficult due to many influencing factors.
措施实施后油井初产平均提高83.4%，且产量递减率大大降低。
After implementation, initial production of oil Wells has risen 83.4% on the average, and production decline rate is reduced greatly.
如何控制油田含水上升，减缓产量递减，是油田开发面临的重要课题。
How to control the rise of water-cut, slow down the decline of production, is an important proposition the oil-field development faces.
结合胜利油田某井产量递减分析，表明该通式能有效地预测和分析油井动态。
Combined with the production decline analysis of a well in Shengli Oilfield, the fact is confirmed that this method can effectively predict and analyze the oil well performance.
目前油田表现出含水上升速度加快，产量递减加速，常规措施效果明显变差。
The oil field status indicates that the water cut is quickening up, the yields decline is speeding up and the production responses of ordinary measures weakens obviously.
为减缓原油产量递减速度、控制无效注水量，要对老井实施大量的增油降水措施。
Many measures of increasing oil mass and decreasing quantity of water are implemented to old well in order to slow down oil production decline and control ineffective water injection and production.
并根据矿场生产动态数据和室内渗吸实验，建立适合于注水吞吐井的产量递减模型。
A production decline model which is fit for water huff and puff well is established based on the in-site production data and imbibition experiment in lab.
利用该方法对博兴洼陷梁112块产量递减规律进行拟合和预测，取得很好的效果。
This method is applied to the adaptation and prediction of production decline laws in Block Liang 112 in Boxing depression, and good results are achieved.
中国煤层气藏的特点是渗透率低，解吸速度低，产量低，产量递减快，工业化生产难。
The coal bed gas reservoirs in China are characterized by low permeability, low desorption speed, low production, rapid production decline and difficult to realize industrial scale production.
基于油气藏工程中的产量递减法，提出了预测油气田可采储量和剩余可采储量的新方法。
Based on the production decline method in petroleum reservoir engineering, a new method to predict recoverable and remaining recoverable reserves of oil and gas fields has been proposed in this paper.
产量递减预测模型已成为油气藏预测研究的重要手段，广泛应用于油气藏工程研究之中。
Yield decline prediction model has become an important measure for the research of oil and gas prediction, which is widely applied to the research of oil and gas reservoir engineering.
利用油藏工程方法，研究了Oseil油田油藏驱动能量、产量递减规律和各井含水变化规律。
Developing petroleum reservoir method, we developed drive energy of reservoirs, law of decline of production and regular pattern of containing water of Wells in Oseil field.
根据产量递减分析、采气曲线分析以及试井解释可知：储层产能与地层系数和地层渗透率关系十分密切。
Based on production decline analysis, gas productivity curve analysis and well tests analysis, reservoir potential have a close connection with formation parameter and permeability.
低和特低均质储层中的渗流启动压力对渗流速度、油藏产量递减规律、产水规律和注入水的波及范围都有影响。
In low and ultra-low homogeneous reservoir start-up pressure have an impact on the flow rate, reservoir production decline law, water production laws and injected water sphere of influence.
应用产量递减曲线可以预测水平井在未来某一时间的产量及最终采收率，文中用算例说明了这一应用的具体步骤。
Concrete methods of the decline applications, illustrated by an example in the paper, can be employed to obtain the horizontal well production forecast.
目前，国内外广泛用于预测气藏采收率的方法主要有物质平衡法、 产量递减法、数值模拟法、经验取值法等8种方法。
There are many ways to calculate the recovery efficiency of gas reservoir. There are 8 ways most widely used in predicting recovery in the world.
在油田开采中后期，随着油田开发程度的加深，措施作业边际产量递减，措施作业边际费用递增，措施作业增量边际成本递增。
In the middle-late stages of production, as the deepening of the oil field development, the marginal operation output decrease, the cost increases, and the investment increase, too.
王徐庄油田位于黄骅坳陷南大港构造带西端，是早已进入高含水采出阶段的老油田，综合含水已达90 %以上，产量递减严重。
Wangxuzhuang oil field has entered into high water cut and high production period with composite water cut being above 90% and a rapid oil production decline.
利用GA - BP神经网络模型对气井产量进行了拟合和预测，拟合的平均相对误差为5.1%，表明新模型适用于洛带气田的产量递减预测。
GA-BP neural network model is applied in matching and predicting the production of the gas Wells with 5.1% of the average relative error. It proves th...
通过选用参考时间、参考产量和参考递减率，使得递减分析方法具有一定的灵活性和优越性、该方法简便、实用。
Through choosing referential time, production and decline ratio, this method is more flexible, simple and practical than the Arps method in terms of analyzing the production decline.
通过选用参考时间、参考产量和参考递减率，使得递减分析方法具有一定的灵活性和优越性、该方法简便、实用。
Through choosing referential time, production and decline ratio, this method is more flexible, simple and practical than the Arps method in terms of analyzing the production decline.
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