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- 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 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。
- Keywords low permeability;well pattern transformation;infilling well;conversion well;opportune adjustment moment; 低渗透;井网转换;加密;转注;转换时机;
- infilling well pattern 密井网
- 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。
- Keywords Infill well;Adjustment;Well pattern;Water drive;Control;Sweep efficiency; 加密井;调整;井网;水驱;控制;波及;系数;
- Keywords Injection-production system;Well pattern adjustment;Infill well;Maling oilfield; 注采系统];[井网调整];加密井;(马岭油田);
- Keywords oilfield development;infill well;marginal cost;production decline;process control;well pattern spacing; 油田开发;加密井;边际成本;产量递减;过程控制;井网密度;
- The investment cost composition was made clear by studying the technical and economic limit of infilling well. 指出了三次加密潜力对象及其分布特征;
- Keywords offshore oil field;subdivision of strata;infill well pattern;reservoir exploiting rate;horizontal well;fishbone horizontal well;EOR; 海上油田;细分层系;加密井网;油层动用率;水平井;鱼骨状水平井;提高采收率;
- This paper puts forward a new calculation method of increasing recoverable reserves by infilling well, it is feasible and reliable to be proved by real oil field data. 提出了一种油田年度钻加密井增加可采储量的计算方法,并经油田实际资料验证是可行、可靠的。
- Mproduction ratio and location of infill well are optimized. 并对调剖堵水等工艺措施的适应性进行了评价。
- 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。
- 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;
- 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。
- 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。
- I am well aware that this is a tough job. 我深知这是一件棘手的工作。