油水比预测模型及应用

2007年 14卷 第04期
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Present forecastingmode l w ith oil- water ratio and
its application
1. 长庆油田分公司第四采油厂, 陕西靖边718500; 2. 中国地质大学能源学院, 北京100083
(N o. 4 OilP roduction P lant ofChangqing
O ilfield Company, CNPC, Jingbian 718500, China ),
油田进入开发后期, 普遍存在产油量递减、油井出水量增加的现象, 传统的预测模型并未针对油水比这一生产目标函数进行分析。文章以生产数据数理统计为基础, 依据现代预测方法, 提出4种利用油水产量比进行动态预测的数学模型。实例预测表明, 提出的模型。实例预测表明, 提出的模型能够很好地实现历史数据的拟合, 对开发方案的调整具有重要意义。




















能够很好地实现历史数据的拟合, 对开发方案的调整具有重要意义。
M any o il fie lds in our country are at la ter stag e of
explo itation. The o il produc ing capac ity is decreasing and the
w ater production is increasing. C lassical fo recasting m ode l
couldn ’t m ee t the necessary o f fie ld work. Based on the
m athem atica l statistics and in the light of present fo recasting
m eans, th is paper proposes four k inds o fm athem atica lmodels
wh ich use the o il- w ater ratio fo r perform ance forecasting.
Com bin ing ma them a tica lm odels w ith exam ple, these models
can we ll ach ieve the h istory m atch of production da ta. It is
ve ry im po rtant for the ad justm en t of deve lopm ent plan.
油水比 预测模型 历史拟合 应用;
o il- w ater ratio, forecasting mode,l history
m atch, applica tion.;