Between 2000 and 2006, it also generated 31 per cent of global incremental demand for oil, against just 20 per cent for North America. 2000年至2006年,全球增加的石油需求也有31%来自中国,而北美仅为20%。
Increasing polymer concentration of either alkali-surfactant-polymer main slug or auxiliary slug will significantly improve the incremental oil recovery. 无论是三元主段塞或副段塞,增加聚合物的质量浓度,对提高采收率的贡献那很明显。
One of the most significant suggestions is to impose incremental Taxation on upstream oil companies when oil prices rise above$ 60 a barrel. 其中最重要的一个建议是,在石油价格升至每桶60美元以上时,对上游石油企业开征增值税。
Micro-gel flooding experiment has shown a significant increase in oil recovery, but incremental oil was mainly produced in post-flood duration. 低浓度微凝胶溶液在动态成胶过程中具有明显的驱油作用,可以较大幅度提高石油采收率,但微凝胶驱的增油效果主要出现在后续水驱阶段。
The application results show that the model gives incremental oil, incremental water and production cost of every stable production measure, which can reflect actual producing performance better. 应用结果表明,该模型给出了各项稳产措施的增油量、增水量及生产费用,使措施配置更能反映实际生产动态。
The technology was applied to 13 wells in He'nan Oilfield in 2006, with the success rate and the effective rate reaching 100%. The cumulatively incremental crude oil was up to 2197 tons. 2006年在河南油田现场应用13口井,工艺成功率100%,有效率100%,累计增产原油2197t。
Ming at the existence of successive decline of incremental oil effect during multicycle profile control in the waterflood input wells, the corresponding mechanism is researched using the methods of flat physical model and reservoir numerical simulation. 针对注水井多轮次调剖存在的增油效果逐次递减的现象,应用平板物理模型、油藏数值模拟方法研究了多轮次调剖效果逐次递减的机理。
Composite water cut decreased 7.0%, daily oil production increased 117t and cumulative incremental oil production is 2.2 × 10 4t in edge? corner wells. 边角井综合含水下降了7.0%,日产油增加117t,累计增油2.2×104t。
This paper presents foreign EOR methods and their application status, application scale, incremental oil production and its share in total oil production. 介绍了国外提高油气采收率(EOR)方法的应用现状、应用规模、增油量及其在总产量中的比例;
Based on the results of laboratory, the incremental oil recovery of ASP ( Alkaline Surfactant Polymer) Foam flooding is 30% higher than that of the waterflooding. 根据室内模型实验结果,泡沫复合驱可比水驱提高采收率30%。
Over the next ten years, about 80% of incremental Middle Eastern oil exports will be coming to Asia and the Pacific. 在今后10年间,中东地区增加的石油出口量的80%将进入亚太地区。
Fracturing parameters and pumping program are optimized according to the experiment results. The success ratio of fracturing in this block improved from 70% in 2004 to 90%, and cumulative incremental oil production is up to 1. 0 × 104t at present. 根据试验结果有针对性地优化了压裂工艺参数及泵注程序,使得该区块压裂改造的成功率由2004年的70%提高到90%,目前已累积增产原油达1.0×104t。
Major indices include reserve, remaining oil, recovery, cementing quality, incremental oil from measures taken, revenue from measures, measure increment input& output ratio, valid period of measures, duration of investment return of measures, validity of measures and economic efficiency, etc. 主要指标有储量、剩余油、采出程度、固井质量;措施增油量、措施收益、措施增量投入产出比、措施有效期、措施投入回收期、措施有效率和经济有效率等。
After a series of integrated adjusting measures were carried out, cumulative incremental oil production was 7.0 × 104t in three years, and the calibrated recovery efficiency was improved 3%. 实施一系列综合调整措施后,该块三年累积增产原油7×104t,标定采收率提高了近3%。
This technique has been used in nearly 100 wells in Daqing Field, the successful rate is more than 96%, the average daily incremental oil per well is more than 9t and the water cut rate decreases by 4%-8%. 该技术在大庆油田应用上百口井,工艺成功率达96%,平均单井日增油9t以上。含水率下降4~8个百分点。
In testing area the activation agent was injected for 17 rounds and cumulative incremental oil production is 2 700t. 在现场试验区,共注入激活剂17轮,累积增产原油2700t。
The characteristics of incremental oil curves are studied, and the variation rule of the curves is described by mathematical model. Parameters a, b and c in the model have been connected with geological and development factors of the polymer flooding unit. 研究了聚合物驱增产油量曲线的特征,用数学模型对曲线的变化规律进行了描述,将增产油量数学模型中的参数与实施聚合物驱单元的地质和开发因素联系起来。
The results of Microbial huff puff field trial show a 100% success, the cumulative incremental oil is 939t. 通过微生物单井吞吐现场试验,第一次6口油井措施有效率100%,累计增油939吨。
It is pointed out that the mechanical energy and the formation energy cannot be mentioned in the same breath, and it is incorrect to adopt the concept of productivity index for calculating incremental oil production by the compensator. 指出采用采油指数概念计算补偿泵的增产量,把机械能量与油层天然能量相提并论是不正确的。
In field application, the incremental oil and the water reduction have been obtained and the damage due to edge water-out and bottom water-out has been resolved. The purposes of keeping oil production stable and water control have been achieved. 在现场实施过程中取得了明显增油降水效果,解决了边底水对该区块的危害问题,达到稳油控水的目的。