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- A good well pattern can improve the areal sweep efficiency and delay water breakthrough. 一個(gè)良好的布井系統能改善同一地區的波及系數并延遲水突破。
- Unstable waterflooding was verified to be able to enlarge sweep efficiency and en-hance the ultimate oil recovery. 實(shí)踐證明不穩定注水能夠提高注水波及系數,提高油藏最終采收率。
- The injectivity, plugging performance and sweep efficiency of the gel system is evaluated through single and parallel core experiments. 通過(guò)單巖心和并聯(lián)巖心實(shí)驗對凝膠體系的注入性能、封堵性能和驅油效果進(jìn)行了評價(jià)；
- Contribution generated from displacement oil to enhance oil recovery is obtained, which is 33.27%, and sweep efficiency contribution is 66.73%. 初步得出驅油效率對提高來(lái)收率值的貢獻率為33.;27%25，波及系數的貢獻率為66
- When limited water cut is given, these equations can be used to predict the ultimate volumetric sweep efficiency and recoverable reserves. 當確定了極限含水率之后，可利用該關(guān)系式預測油田的最終水驅體積波及系數和可采儲量。
- Comparing with water flooding,the viscoelasticity of polymer flooding is favorable for improving the sweep efficiency of reservoirs,but it is limited to enhance oil recovery. 與注水工藝相比，聚合物所具有的粘彈性能提高驅油效率，但其對提高采收率的貢獻是有限的。
- Water injection rate can be improved effectively by means of the installation of booster pump on single well, accelerating well stimulation, and improving water injection sweep efficiency and recovery of the low permeable oilfield. 通過(guò)單井裝增壓泵的增壓注水方式,可以有效提高注水量,促進(jìn)油井見(jiàn)效增產(chǎn),達到提高低滲透油田注水波及效率和采收率的目的。
- The effects of MEOR include as follows: being favorable to oil-gas percolation, changing wettability of rocks, improving hydrocarbon migration, reducing surface tension of emulsified oil, decreasing crude viscosity and improving sweep efficiency, etc. 采油微生物具有自身的優(yōu)勢，有利于油氣滲流及提高采收率，尤其是微生物能改變巖石潤濕性、改善油氣運移、乳化原油降低表面張力，微生物及代謝產(chǎn)物還對原油具有降粘作用，對地層水產(chǎn)生有利影響，提高波及系數。
- The high efficiency oil displacement technique supplies the inadequacy of mechanism of polymer flooding and the sweep efficiency lost by the volume of inaccessible pore of polymer. 高效洗油技術(shù)既彌補了聚合物驅機理的不足，也彌補了聚合物不可入孔隙體積所損失的那部分波及系數。
- The sweep efficiency and oil displacement effect of polymer flooding in seven spot and five spot patterns for single and multizone reservoirs were simulated by numerical simulation. 用數值模擬研究手段對七點(diǎn)法井網(wǎng)、五點(diǎn)法井網(wǎng)以及單油層、多油層聚合物驅的波及系數及驅油效果進(jìn)行了模擬 ;
- Bottom water rising is delayed by beating chemical clapboard in oil-water contact before reservoir launched, sweep efficiency of plugging agent is improved by adjustment of pluggi... 現場(chǎng)應用表明,底水油藏先期堵水可實(shí)現油井低含水投產(chǎn),采出程度大大提高,效果好于底水錐進(jìn)后再進(jìn)行后期治理。
- Keywords polymer flooding;large-scale areal models;oil-water frontier;sweep efficiency;oil-displacement efficiency;residual oil; 聚合物驅油;大型平面模型;油水前緣;波及系數;驅油效率;剩余油;
- sweep efficiency of waterflooding volume 水驅體積波及系數
- Don't leave her alone to sweep up after the party. 宴會(huì )結束后別讓她一個(gè)人打掃清潔。
- The diverting effect of WG in pores can improve the microscopic swept efficiency and oil recovery. 弱凝膠的流體改向作用是提高微觀(guān)波及效率和采收率的主要因素；
- Liberals sweep to victory in divided Canada. 加國選舉，自由黨大獲全勝。
- Rise at dawn and sweep the courtyard. 黎明即起，灑掃庭除。
- He picked up the broom to help me sweep the floor. 他拿起掃帚幫我掃地。
- Be sure to sweep the room clean. 一定要把房間打掃干凈。
- Let's give our room a good sweep. 讓我們把房間好好打掃一下。
