RDF泥饼是颗粒的主要来源,因此在砾石充填井中为了建立和保证井的最佳产能和吸水能力,通常都需要除掉RDF泥饼。
Since RDF filter-cakes are a primary source of particulates, their removal usually is necessary to establish and maintain optimum well productivity or injectivity in gravel-packed wells.
为确保砾石充填质量,对作业中的两口井进行砾石充填质量及其充填效果评价的试验。
For guaranteeing the gravel packing quality, the gravel packing quality test and packing effect evaluation were carried out in the two Wells under operation.
特别对砾石充填、固井和射孔等方面的问题作了较详细的讨论。
The problems of gravel pack, cementing and perforation are dwelled upon in special.
在水平井中,由于砾石充填方向与重力方向相垂直,因而其充填规律与直井存在着根本的区别。
Gravel packing in horizontal holes is quite different from that in straight holes because of the direction of the gravel packing being vertical to the gravity direction.
由于携砂液向地层的滤失以及通过筛管缝隙的流体质量交换,水平井砾石充填过程中冲筛、井筒环空两个流动系统均为复杂的变质量流。
During the process of gravel-packing in horizontal Wells, there are the filtration flow of the carrier fluid to the formation and the exchange flow through the screen slots.
具体到渤海高渗透疏松砂岩,这些环节包括绕丝筛管、砾石充填层、射孔孔眼、压实带及近井原状地层。
For high permeability and loose sand in bohai, these links are composed of wire wrapped screen, gravel packing zone, perf, skin and near wellbore undisturbed formation.
为水平井砾石充填防砂设计提供了优化设计参数。
It provided the optimum design parameters for gravel packing sand control design in horizontal well.
可用于砾石充填完井和膨胀管完井,进一步提高密封性。
It can also used for gravel packing completion and expansion tube completion to improve high sealing performance.
水平井钻井、砾石充填及冲砂等作业都涉及到固液两相流动的固体颗粒起动问题。
Incipient motion of solid grain in solid-liquid two \ | phase flow is often concerned in many petroleum technologies, such as horizontal drilling, gravel-packing and sand washing.
介绍了水平井砾石充填防砂物理模拟和数值模拟的实验研究。
The paper presents laboratory research on the physical simulation and numerical simulation of the gravel packing sand control in the horizontal well.
实验结果表明,堵塞发生在油砂界面上,而油砂界面形成的主要原因是井中砾石充填不紧实。
The experiment result showed that the plugging took place in the oil-sand interface, and the o.
这种完井井下工具解决方案可被用于砾石充填或挤压充填完井,也可以用于其它任何需要两次下钻才能下入的完井方式,包括优质筛管完井等。
This complete downhole tool solution can be used in gravel or frac pack applications as well as any two-trip configuration, such as standalone screen type completions.
模型求解后研制了开发了充填过程模拟器软件,用于可视化模拟大斜度井砾石充填过程。
With the coupling equations of the two flow systems, the time-dependent numerical model for highly deviated well gravel-packing is developed.
模型求解后研制了开发了充填过程模拟器软件,用于可视化模拟大斜度井砾石充填过程。
With the coupling equations of the two flow systems, the time-dependent numerical model for highly deviated well gravel-packing is developed.
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