超正压射孔工艺是一项射孔完井新技术。
Extreme overbalance perforating is a new perforation completion technique.
定方位射孔完井技术是提高低渗透油气藏和裂缝性油气藏勘探开发效工的一项新技术措施。
Therefore, the oriented perforating completion is a new technology for improving the development benefits of the said reservoirs.
它采用高孔密大孔径深穿透射孔弹和大压差抽吸炮眼清洗技术,不仅能提高油井产能,解除近井带污染,还可以改善防砂完井效果。
The technology uses deep penetration perforation charge with high perforation density and large perforation diameter and surging perforation with greater pressure differential.
没有准确的储层有效性评价,最终将会误导射孔、试油及整个完井工作。
Inaccurate reservoir validity evaluation would mislead perforating, testing for oil and entire completion job.
射孔完井作为现在油气井的主要完井方式,其对油气井产能有着重要的影响。
As a main completion pattern in current oil and gas Wells, the perforation has a large effect on their productivity.
以岩石破坏准则为基础,采用岩石力学的理论和方法,建立了射孔完井临界出砂预测模型。
Critical sanding prediction model with perforated well completion was established using the theory and method of rock mechanics based on rock burst criterion.
射孔是完井工艺最后的一个环节,因此注水井射孔完井的优劣对其吸水能力的影响就显得十分重要。
Perforation is the last step of well completion, so injection well perforation completion has great influence on water absorbing capability.
实践证明,水力射孔井能够起到改善完井效果、降低表皮系数的作用。
Water-power deep perforation well can ameliorate perforation completion and reduce skin factor of pollution during drilling.
根据以上研究成果,开发了用于射孔完井产能优化与预测的软件,并申报了实用新型专利。
According to the above results, the perforation completion production evaluation software was developed, and the utility model patent was declared.
无围压射孔技术就是研究在高负压甚至无围压条件下实现射孔完井。
To solve this problem we developed a high negative pressure and confining pressure-free perforating process.
针对气体渗流的特征对射孔完井模型进行了改造。
According to the feature of the gas permeability, the perforation completion model was bettered.
通过现场应用取得了较好的效果,该工艺技术对低压、低渗油气藏特别是气井的射孔完井具有重要应用价值。
Oilfield application obtained better results. For low pressure and low permeability hydrocarbon reservoirs, especially gas well, this perforating completion process has important application value.
模型适用于不同地应力条件、不同几何参数与射孔方案、不同岩石和流体参数等条件下射孔完井的气层出砂预测。
The model can be used under general conditions of practical geo-stresses, complex geometry and perforation proposal, and variable rock and gas properties.
防冲蚀短管除了壁厚大于正常完井部件外,其管壁通常经过处理,以阻止冲蚀作用的发生,因而不会引起射孔孔眼的接近。
In addition to being heavier than normal completion components, the wall of a blast joint is often treated to resist the jetting action that may result in the proximity of the perforations.
运用此项研究得出的一套注水井射孔完井参数预测的理论方法,为提高差油层的吸水能力、减轻油层超破压注水提供了新思路。
This injection well perforation parameter prediction theoretical method provides a new way to improve poor formation's water absorbing capability and mitigate over fracture pressure injection.
置于任一射孔层段的一段厚壁油管,这时生产油管必须通过此射孔层段,如在多层完井中所要求的。
A section of heavy walled tubing that is placed across any perforated interval through which the production tubing must pass, such as may be required in multiple zone completions.
室内实验研究可知,射孔完井过程中油层的伤害主要是射孔压实带和射孔液的伤害。
Through core analysis and sensitivity experiments, this paper illustrates the potential damage factors and the damage degree of the reservoir in the course of perforated completion.
一种完井结构,其中的生产套管柱下过储层层段并经射孔,以便在地层与井筒之间能够连通。
A completion configuration in which a production casing string is set across the reservoir interval and perforated to allow communication between the formation and wellbore.
欢127-平2井为辽河油田第1口二开套管射孔完井的水平井,油藏埋深较浅。
The Well Huan127-Ping2 is the first horizontal well with technical casing perforation completion, with shallow reservoir.
从16口超高压射孔完井的压力恢复曲线统计可知,14口井的表皮系数为负值。
From the pressure buildup curve of 16 Wells who used over-high pressure, the skin factor of 14 Wells is negative.
用热流场模拟射孔完井渗流场,建立了射孔完井热流和裸眼完井热流有限元三维模型。
D finite element model for thermal fluids of perforated completion and open hole completion is developed by using thermal fluid field for simulating percolation field in perforated completion.
有2项新型完井工艺,即水力喷砂射孔和水力割缝。
There are 2 new well completions, that are hydraulic sand jet perforation and hydraulic slotted liner technique.
这些研究成果为油气藏射孔完井产能优化设计和预测提供了理论依据。
All these study results provided the theory basis for the optimization and evaluation of the oil and gas reservoir completion productivity.
一家中东地区的作业者,希望通过优化射孔来提高垂直井普通完井的油藏产量。
A Middle East operator had a vertical natural completion and wanted to improve contribution percentage from each perforation tunnel.
根据二次回归正交组合方法与油气藏射孔完井有限元模型进行了数值模拟试验的设计与计算。
According to the secondary regression in quadrature combined method, the design and computation of finite element numeric simulation were done.
在裸眼完井产能评价模型的基础上进一步推导出火山岩气藏射孔完井和割缝衬管完井产能评价模型。
Through the open hole completion productivity evaluation model, respectively derive perforated completion and slotted completion productivity evaluation models.
该结论为完井优化中的变密度射孔研究奠定了基础。
This conclusion lays a foundation for the research to variable density perforation in well completion optimization.
复合射孔防砂技术是世界首创的高难度完井技术。
The perforation-sandproof composite technique is the pioneer high-tech in well completion technique in the world.
复合射孔防砂技术是世界首创的高难度完井技术。
The perforation-sandproof composite technique is the pioneer high-tech in well completion technique in the world.
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