该项技术特别适用于限流法射孔井。
The technology is particularly suitable for perforating Wells' limited current.
在射孔井中，井筒仅通过炮眼与周围地层相互作用。
Wellbore is linked to formation by perforation tunnels in perforated well.
射孔井段长，射孔枪在水平井段震动大，可能发生卡钻事故。
The perforated interval is long and perforating gun is in much vibration at horizontal section, which may cause pipe sticking accident.
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.
水平井射孔井段的井眼附近若有泥质夹层，无疑对水平井提高采收率是很不利的。
If there is a shale sandwich near wellbore in horizontal well logging, it is harmful to promote production rate.
衬管补贴工艺技术能实现对射孔井段、套损部位的有效补贴，延长油(水)井开发生产的周期。
The technology of liner subsidy is effectively done to perforated parts and destroyed casing which can prolong the period of the water and oil Wells for production.
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.
吐哈油田地层压力较低、储层物性较差，且要进行上返试油的井采用常规测试射孔联作技术已不能满足生产需要。
Formation of Tuha oilfield belongs to low pressure and bad reservoir property which makes conventional combing tech of testing and perforation not being suit for need of production of oil well.
对于天然气和凝析油同产井，评价超完全覆盖射孔效果影响因素增多，加大了评价难度。
For the gas condensate well, it is difficult to evaluation the efficiency of the super covered perforation, since there are many influence factors.
为提供旁通近井地带损害等所需的长射孔孔道而设计的射孔弹。
A perforating charge designed to provide a long perforation tunnel, such as may be required to bypass any near-wellbore damage.
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.
着重介绍了水平井射孔技术在小井眼、大井眼及复杂井况条件下特殊井中的技术要求和特点。
Especially the perforating technology in the exceptional horizontal Wells such as slim-hole casing Wells, large hole Wells and complex Wells is detailed.
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.
连通通道(射孔孔眼)的特性和位置会对井的产能产生重大影响。
The characteristics and placement of the communication paths (perforations) can have significant influence on the productivity of the well.
利用这种新射孔表皮模型，可以对水平井射孔进行优化使其产能最大化。
This new perforation skin model can be used to optimize horizontal well perforation and to maximize well productivity.
复合射孔是射孔和高能气体压裂相结合对近井地层进行改造的一项新技术。
Perfo Frac is a new technique which combines perforation with high energy gas fracturing to improve near wellbore zone.
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.
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.
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.
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.
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.
井壁失稳还影响固井，油藏开发中的射孔、防砂、采油和油井增产等后序作业的实施。
And wellbore instability also influences the perforation and sand production, ect in the reservoir development.
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.
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.
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.
电缆连接问题和O形圈泄露是导致射孔枪入井失败最常见的原因。
Wiring connection issues and leaking O-rings are among the most common causes of perforating gun misruns.
电缆连接问题和O形圈泄露是导致射孔枪入井失败最常见的原因。
Wiring connection issues and leaking O-rings are among the most common causes of perforating gun misruns.
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