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- Keywords low-permeability reservoir;non-Darcy seepage flow with low velocity;startup pressure gradient;startup coefficient;areal well pattern;yield formula; 低渗透油藏;低速非达西渗流;启动压力梯度;启动系数;面积井网;产量计算公式;
- areal well pattern 面积井网
- A good well pattern can improve the areal sweep efficiency and delay water breakthrough. 一个良好的布井系统能改善同一地区的波及系数并延迟水突破。
- The producibility equations of horizontal wells in areal well spacing were presented by the equivalent flowing resistan... 文中利用等值渗流阻力法导出多口水平井开发单元的产能方程,为水平井开发部署和产能预测提供了简捷有效的方法。
- Reperforation or drilling a new well should be implemented in the zone with imperfect well pattern. 对井网不完善区，可实施补孔或打新井方式挖潜；
- We fixed the technique and economic limit of infilling well, as well as the well pattern. 确定了其加密的技术界限和经济界限及其布井方式；
- A new technology of separate zone waterflooding and commingled producing in one well pattern is developed. 若采用简单的合层开采工艺，油水井层间干扰大，影响开发效果。
- The perfect method for predicting waterflood performance would of course include all pertinent fluid flow, well pattern, and heterogeneity effects. 预测油层注水性能的完美方法，当然包括所有相关的液流，布井系统和不均匀性效果。
- Numerical simulation method is firstlyadopted to describe the well pattern course of water flood ing-polymer flooding-WAG. 首次采用数值模拟方法描述了水驱-聚合物驱-气水交替驱井组驱替过程;
- Based on low productivity and injectivity of a well for low permeability reservoirs,close well pattern and well spacing must be performed. 低渗透油层低的单井采油能力和吸水能力注定了低渗透油藏必须采用密井网和油水井数比低的井网。
- A set of effective methods and experiences on infilling well pattern to realize high-efficiency development of water injection is found out. 并在深层低渗透油藏加密调整、实现高效注水开发方面,摸索出了一套行之有效的方法和经验。
- Results obtained from the experiments indicate that well pattern infilling during middle-later polymer flooding stages will i... 实验结果表明,聚驱中、后期利用井网加密可以进一步改善聚驱开发效果,且加密时机越早越好。
- Due to the influence of the heterogencity,the situation of water driving is non-equilibrium in the interlayer at the same well pattern. 在同套开发井网内,由于受非均质的影响,层间水驱状况不均衡。
- Hydrogeological parameters obtained are discussed,the rationality of well pattern employed for hydrogeological test is analyzed,and suggestions are proposed. 对采用的水文地质试验钻孔布置形式的合理性进行分析并提出相应的建议。
- Base on the research of geological condition in Xinji mine, the content and procedure of well pattern design in CBM development are provided in the paper. 摘要以新集矿区为例，系统地研究了煤层气开发井网设计的具体内容及工作程序。
- Base on the research of geological condition in Xinji mine,the content and procedure of well pattern design in CBM development are provided in the paper. 以新集矿区为例,系统地研究了煤层气开发井网设计的具体内容及工作程序。
- I am well aware that this is a tough job. 我深知这是一件棘手的工作。
- Effected by architecture structure, the remaining oil is mainly distributed in some place of sandbodies or isolate sandstone lens which isn't controlled by well pattern. 所以,解剖砂体,认识砂体内部建筑结构要素的类型及分布方式是建立储层地质模型、预测剩余油分布的有效途径。
- In order to weak the minus affection of the anisotropism,vector well pattern is proposed.vector well pattern emphasized the well pattern should adapt to the anisotropism. 矢量化井网强调井网应与油藏的非均质性相适应,因此笔者认为根据不同方向渗透率大小确定注采井距和根据油藏具体特点选择合适的水驱方向是井网设计的关键所在。
- The bread crisped up for you didn't wrap it well. 你没把面包包好，它变干了。
