成功的侧钻井对钻井工程有严格的要求。
Successful operation of sidetracking well is very strict with production engineering and drilling engineering.
该技术可用于井身轨迹复测、钻井定向和侧钻井开窗定向等。
This technology can do repetition measurement of well bore track, determine drilling direction and window cutting direction of sidetrack well and so on.
应用定向斜井及侧钻井技术、水动力学方法等进行调整挖潜。
Many techniques are applied to adjustment and tapping potential including directed drilling, sidetrack drilling technique and hydrodynamic methods.
它解决了普通注汽井、分层注汽井和侧钻井的隔热或分层注汽的难题。
It solved the difficult problems of thermal insulation or separate steam injection in general steam injection well, separate steam injection well, and side track well.
漂浮顶替固井工艺、无接箍套管工艺技术是首次应用在大港油田侧钻井上。
Floating displacement cementing technology and flush joint casing technology are the first application in sidetracking well of Dagang Oilfield.
介绍了侧钻井扩孔施工工艺,探讨了用扩孔技术减少侧钻井油层损害的机理。
The paper introduces the reaming technology of lateral drilling, discusses the mechanism of reducing reservoir damage by using reaming technique.
由于侧钻井、水平井特殊井身结构限制,常规的小件落物打捞器打捞成功率低。
Because the limit of special casing program of sidetracking well and horizontal well, the fishing success ratio of conventional little junk fisher is low.
侧钻井技术作为老油田挖潜增产的一项重要技术手段,已在辽河油田大面积推广应用。
As one of the key technologies for developing the old oilfield, sidetracking has been widely used in Liaohe oilfield.
这类侧钻井具有侧钻开窗点高、尾管尺寸小、目的层渗透率低、压力低、产量低等特点。
These Wells possess such characteristics as high window cutting point, small size of tailpipes, low permeability of target strata, low pressure and low production.
从渗流角度讲,侧钻井是水平井渗流的一种近似,因此不能沿用裸眼井复合油藏试井模型。
From the point of view of seepage flow, sidetracked well is similar to horizontal well, thus, the open hole well composite reservoir test model can not be adopted.
从渗流流态讲,侧钻井是水平井渗流的一种近似,因此不能沿用裸眼井复合油藏试井模型。
From the point of view of seepage flow, sidetracked well is similar to horizontal well, thus, the open-hole well composite reservoir test model can not be adopted.
随着加密井和侧钻井数量不断增加,侧钻绕障井越来越多,其设计和施工难度也越来越大。
With the increase of infill and sidetrack Wells, more and more sidetrack Wells require more bypassing obstacles and become more difficult to be planned and drilled.
近年来油田采用一些大斜度定向井、老井开窗侧钻井等钻井技术,测井面临如何作业的新问题。
Some new logging problems have appeared because horizontal, extended reach and sidetrack wells have been widely drilled in recent years.
针对不同尺寸的套管完井,在侧钻井分层开采的过程中的配套了封堵和卡封等配套的改层工艺。
According to the casing strings of different sizes, converting zone technology including chemical plugging and packer setting is matched during the process of selective zone production.
江苏油田已成功完成了40余口套管内侧钻井,所完成的侧钻井全部中靶,最小靶心距不到1米。
Jiangsu Oilfield has already finished more than 40 side tracking Wells successfully. All the side tracking Wells finished are within the range of target district.
研究开窗侧钻井固井质量,对提高油气开发效果、延长油井的使用寿命、降低成本,具有重要意义。
The research cutting window sidetrack drilling cementing quality has important significance for improving oil development result, extending the production life of oil well and reducing the cost.
针对定向井、侧钻井井眼轨道的常见类型给出了不同的优化数学模型,分析了计算过程,并给出了应用实例。
According to the normal well path types of the directional and sidetrack Wells, the calculating process is analyzed and the application cases are given.
地质要求或利用已钻井眼降低钻井成本,使三维侧钻井不断增多,三维大斜度侧钻井在油田开发中越来越重要。
Required by geology or reducing drilling cost by using wells drilled, 3D sidetracking wells are getting more and more, 3D sidetracking wells are increasingly important in oilfield development.
在开窗侧钻井中使用国产SJC2C水泥胶结综合测井仪替代进口的DDL系列CBL 测井仪已取得了较好应用效果。
Satisfactory results have been reached by substituting imported CBL logging tool of DDL series with home made cement bond logging tool SJC 2C.
随着我国侧钻井和小井眼钻井需求的不断增加,连续油管作业技术在我国水平井钻井、修井及完井作业中将会发挥巨大作用。
With the increasing demand of the lateral drilling and slim hole drilling, the coiled tubing (CT) operating technique will play a great role in horizontal well drilling, well workover and completion.
江苏油田真148井的钻井实践证明,利用该方法不但能提高定向准确性而且可降低侧钻成本。
Applications at Zhen 148 Well in Jiangsu Oilfield illustrated that the method not only improves orienting accuracy but also cuts down sidetracking cost.
针对侧钻水平井钻井的特点,应用模糊数学理论和层次分析方法,建立了侧钻水平井钻井综合评价模型。
The mathematical model for evaluating sidetrack horizontal well drilling is developed by using the fuzzy mathematical theory and analytical hierarchic process.
侧钻水平井轨迹起始段工艺技术,是侧钻水平井钻井工艺的关键技术。
The technology of hole trajectory primary sect ion is the key of drilling in re entry horizontal Wells.
应用小井眼开窗侧钻技术是降低钻井综合成本,提高原油产量的重要途径之一。
Slim hole sidetracking and window milling technology is one of the effective ways to cut down the comprehensive drilling cost and improve oil production rate.
在此基础上,针对一种具体的钻井工艺完成了海洋修井机用于开窗侧钻作业的配套方案研究,为海洋小井眼开窗侧钻作业提供了一种新的途径。
On the base of that, the matching construction of the ocean workover rig for side tracking was discussed. This provided a new way for the slim hole drilling.
通过对钻井过程中泵压、张力变化及机械钻速的分析,指出了超短半径侧钻水平井钻井技术存在的主要问题。
Based on the analysis of pump pressure, tension variation, and drilling speed, the existing problems of ultra-short radius side tracking horizontal well were presented.
套管开窗侧钻小井眼水平井钻井技术的特殊性及复杂性给传统常规录井带来了严峻的挑战。
The particularity and complexity of sidetracking horizontal wells through the opened casing hole has brought severe challenges to conventional mud logging.
在钻井施工中精确控制了水平段轨迹,应用了悬空侧钻技术。
During drilling operation, the track in horizontal interval is controlled and the hang sidetrack drilling technology is successfully used.
在钻井施工中精确控制了水平段轨迹,应用了悬空侧钻技术。
During drilling operation, the track in horizontal interval is controlled and the hang sidetrack drilling technology is successfully used.
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