传统历史拟合存在成本高、效果差等问题。
The traditional history matching has some problems such as high cost and poor results.
油藏历史拟合是油藏数值模拟的关键环节。
Reservoir history matching is an important part of reservoir simulation.
川西致密砂岩气藏压裂井的生产历史拟合是一个难题。
The production history simulation for artificially fractured wells in the tight sandstone gas reservoir in west Sichuan is a difficult problem.
研究中进行了动态数据评价,拟定了合理的历史拟合策略。
During the research dynamic data are evaluated and reasonable history matching strategy is worked out.
总结了模型处理的特殊技术,探讨了动态历史拟合的步骤。
Special technology of model treatment is summarized. Procedure of dynamic history match is discussed.
对过去资料齐全的十二年进行回测,其历史拟合率为100%。
Compared with the data obtained from the past 12 years, the historical coincidence rate of the forecast is 100%.
同时还便于充分利用更多的生产、测试资料,可实现数值模拟自动历史拟合。
The new method can be used to incorporate various types of production and measured data from reservoirs and perform automatic history matching.
在历史拟合的基础上,模拟了不同增产措施的开发效果,预测了7种开发方案。
Based on the history matching, we stimulate the development effectiveness of various well stimulation, predict 7 kinds of development programs.
在此基础上,对一个常规的数值模拟软件进行了改造,使其具有自动历史拟合功能。
On this basis a conventional numerical simulation software is reformed to do automatic history matching.
结合数据光滑、曲线自动拟合和历史拟合技术,编制了低渗非达西渗流的试井软件。
Combing with the technologies of data softness, automatic and history imitate, the well testing software for Non-Darcy percolation flow in low permeability reservoirs compiled.
通过油藏数值模拟的历史拟合精度来评价地质模型的可靠性,由动态模型验证静态模型。
Reliability of the geological model was evaluated by history matching precision of oil reservoir numerical simulation. Static model was validated by dynamic model.
经过与线性回归的对比和1998年的预报,在历史拟合率和预报效果上的提高较为明显。
The improvement of fitting and results is obvious through the comparative analysis of 1iilear regression and forecasting in 1998.
鉴于支持向量机与油藏历史拟合的关系,因而采用支持向量机来预测油藏历史拟合的各参数。
Whereas the relationship between SVM and reservoir history matching, the SVM is adopted to predict reservoir history matching parameters.
本文采用多因子综合相关法,通过计算条件频率得出预报方程,其历史拟合率可达95.6%。
The multifactor comprehensive correlation method is used to establish a forecasting equation which was found to have a goodness of fit of 95.6%.
在历史拟合修正地质模型的基础上,对目前的油田的水淹状况作了分析,并且制定了相应的调整方案。
On the basis of the geological model that has been modified by history matching, current water-flooded extent of layers is analyzed and responding adjustment plans are established.
现场应用表明,这几种模型能够很好地实现生产数据历史拟合,对产量预测精度的提高也有很大的帮助。
Case study indicates that these models are well used to run the history match and improve the accuracy of production prediction.
用这个关系式与实际油藏压力资料进行历史拟合,可同时求得油藏和含水层的弹性能量系数以及水侵系数。
This relationship is matched with the actual reservoir pressure history, to obtain the elastic energy factor of the reservoir and the aquifer and the water influx factor, simultaneously.
在气井试井解释中,使用固定的表皮系数来进行压力全历史拟合,很难将压力历史曲线拟合好,而且不尽合理。
In gas well-testing interpreting, it is difficult and unreasonable to match pressure-history curve by using unchanged skin.
建立油藏网格模型,通过油藏地质储量和生产历史拟合,修正地质模型和物性参数,得到了目前油藏的剩余油分布。
The reserves and production history matching have been studied. By correcting the geological model and fluid physical parameters, the remaining oil distribution was determined.
基于叠加原理,以及变表皮系数的理论,通过实例分析,对气井不稳定试井进行压力全历史拟合,获得了很好的拟合效果。
Based on superposition and changing-skin theory, pressure whole history matching in unstable well-testing has been carried using true example. And good matching is acquired.
通过对开发动态进行历史拟合,分析了剩余油的分布特征及其控制因素,针对不同的剩余油分布形式,提出控水稳油的挖潜调整技术。
The distribution features of remaining oil and dominant factors have been analyzed through production history match, and then adjustment techniques were put forward according to actual...
通过对开发动态进行历史拟合,分析了剩余油的分布特征及其控制因素,针对不同的剩余油分布形式,提出控水稳油的挖潜调整技术。
The distribution features of remaining oil and dominant factors have been analyzed through production history match, and then adjustment techniques were put forward according to actual...
应用推荐