Most Jurassic gas pools in west Sichuan district that have been put into development currently, belong to low-permeable dense sandstone gas pool.
川西地区目前已投入开发的侏罗系气藏,大多属低渗致密砂岩气藏。
Removal of the near-wellbore plug and gas lock resulted from retrograde condensation is a key problem to be tackled during the recovery of deep-buried, low-permeable condensate gas reservoirs.
解除近井反凝析堵塞和水锁是深层低渗凝析气藏开发必须解决的难题。
The aligned fractures are the primary Spaces and transportation channels of hydrocarbon in low-permeable reservoir, the detection of which is the key to the exploration and development of hydrocarbon.
定向地下裂缝是低渗透率油气藏油气的储集空间和运移通道,对油气的开采有着重要的意义。
With consideration of start up pressure gradient and media deformation, this paper studies vertical well production in low permeable reservoirs.
考虑启动压力梯度和介质变形的影响,研究低渗透油藏中直井产量的变化规律。
Fracture is the important Spaces and migration channels of low permeable reservoir.
裂缝是低渗透油气藏的重要储集空间与运移通道。
Due to poor production and injection capacity of low permeable reservoir, imbibition recovery plays important role in the oilfield development.
由于低渗透油藏的生产能力和注水能力很差,渗吸采油在油田开发中发挥着重要的作用。
The percolation mechanism in low permeable reservoirs is investigated through studying the law of NMR relax time in different displacement stage of full core.
通过研究全直径岩心不同驱替阶段核磁共振弛豫时间谱的变化规律,探讨了低渗透储层渗流机理。
With the solution, according to the well testing interpretation, the new type curves are derived, which improve the knowledge on low permeable reservoirs further more.
通过对其求解,从试井解释的角度上得出新型样板曲线,这进一步丰富了对低渗透油气藏的认识。
Hydraulic fracturing has become the common and effective stimulation to exploit low permeable reservoirs. Well test plays special role in the performance analysis of fractured Wells.
水力压裂已成为开发低渗透油气藏的较为常用且相当有效的增产措施,试井在分析压裂井动态方面有其独特的作用。
Case calculation shows that the equation has high predicting accuracy and is an important reference for predicting productivity of horizontal Wells in low permeable oil fields.
实例计算表明,该方程预测精度较高,对低渗透油田水平井产能预测有重要的参考价值。
This paper introduces a new kind of imbibition equipment, and by use of it we studied the reverse imbibition law of low permeable core.
在介绍了一种新的渗吸设备的基础上,利用其研究了低渗透岩心反向渗吸规律。
As limited by reservoir and well network, development effect of low permeable Chaoyanggou oil field has gone worse with the prolonging of the developing time.
低渗透朝阳沟油田由于受储层、井网的限制,随着开发时间的延长,开发效果逐渐变差。
Study on well testing technique for low permeable oil field can provide a large amount of information for low permeable oil field development, and can direct optimizing and adjusting development plan.
通过低渗透油田试井技术的研究可以为低渗透油田开发提供大量有用信息,对优化调整低渗透油田开发方案具有指导意义。
This can solve the problem of plotting the effective thickness of very low permeable sandstone reservoir.
较好地解决了特低渗透砂岩储层有效厚度的划分问题。
After polymer flooding and polymer cross link micro gel flooding, the residual oil mainly distributes in middle and low permeable reservoirs. This is the potential area of EOR.
在聚合物驱及聚合物交联微凝胶驱后,地层内剩余油主要分布在中、低渗透层,这是进一步提高采收率的潜力所在。
This paper plots out the productivity formula for vertical fractures in low permeable reservoirs using approximation and correction method.
通过近似和修正方法得出了低渗透垂直裂缝油藏的产能公式。
Its basic principle, main stimulation mechanism and application example of low permeable reservoirs in Sichuan Basin is described in this paper.
本文介绍了脉冲压裂的基本原理,以及在四川低渗透油藏中的应用实例。
Reservoir in Maliang sag which is the main oil producing area in Santanghu basin of Tuha oilfield is typical low permeable fracture type reservoir.
马朗凹陷是吐哈油田三塘湖盆地的主要产油区,属典型的低渗裂缝性油藏。
Surfactant flooding is more suitable for low permeable reservoirs and uniform medium permeable reservoirs.
活性剂驱更适合于低渗透油藏和比较均匀的中渗透油藏。
Putaohua oil bearing reservoir primarily is middle prosperous and low permeable with sand bodies of bad conjunction and high heterogeneity.
研究区葡萄花油层段储层主要为中孔低渗储层,砂体连通性差,非均质性强。
According to the experiment results of percolation, the gas nonlinear percolation law in low permeable medium with irreducible water is found.
根据渗流实验结果,建立了含束缚水的低渗渗透岩石介质气体非线性渗流定律。
Compatibility of injected water and formation water as well as the formation damage caused by water quality are the main factors to affect the development of low permeable reservoir.
注入水与地层水的配伍性和水质对地层的伤害是影响低渗透油藏开发的重要因素。
The major pay bed is low permeable ultra dense sandstone. Its permeability and pore throat texture are very sensitive to the net pressure of overlying strata.
主要产层为低渗透超致密砂岩,其渗透率和孔喉结构对上覆地层净压力很敏感。
The reservoir sandstone is typical low porous and low permeable reservoir rock.
该储层砂岩是典型的低孔、低渗储集岩。
Directional fractures in formations are the passages through which hydrocarbon accumulates and migrates in low permeable reservoir, and they are very significant to hydrocarbon recovery.
地下定向裂缝是低渗透率油气藏油气储集、运移的通道,对油气的开采有着重要的意义。
Experiments show that a low permeable reservoir has a starting pressure gradient, and therefore different seepage rule from that of middle and high permeable reservoirs.
实验表明,低渗透油藏具有启动压力梯度,因此其渗流规律与中、高渗透油藏不同。
The chang 61 low permeable reservoir in Yanchang Formation in the Upper Triassic is the main oil layer in Wuqi area.
吴旗地区主力油层为上三叠统延长组长61,属于特低渗储层。
The water intake capacity of the intermediate and low permeable strata increasing and the water intake capacity of the high permeable strata reducing are marked by the permeability grade increasing.
渗透率级差越大,低渗透层相对吸水量提高,高渗透层相对吸水量降低幅度越大,调剖效果越显著。
On peripheral low permeable oilfields of Daqing through development construction and technical tackling in past tens years the old construction mode of oilfield has been got rid of.
大庆外围低渗透油田经过十几年的开发建设和技术攻关,摆脱了老油田的建设模式。
On peripheral low permeable oilfields of Daqing through development construction and technical tackling in past tens years the old construction mode of oilfield has been got rid of.
大庆外围低渗透油田经过十几年的开发建设和技术攻关,摆脱了老油田的建设模式。
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