很多国家都颁布了套管扶正器间距计算规范。
Many nations have issued the norms of computing centralizer intervals.
扶正器组合设计是钻定向井基本而关键的工作。
The design of centralizer assembly is the basic and key job for directional drilling.
现有扶正器有易疲劳损伤、对接不严、流阻损耗的缺点。
The current centralizer has such defects as being apt to tire and wear off, worse seal and the wasting of fluid resistance.
对于直井，弓型弹簧扶正器足以满足上述功能，并被通常使用。
For straight holes, bow spring centralizers are sufficient and commonly used.
带扶正器下部钻柱组合的失效是钻柱失效的一种很重要的类型。
The failure of BHA with stabilizers is important among drilling string failures.
由油胀式或水胀式可膨胀弹性体材料与机械管柱、扶正器等构成。
Made up of oil expanding type or water expanding type expandable elastomer material, mechanical pipe string, centralizer and etc.
大斜度井段抽油杆发生偏磨的概率较大，应采取扶正器加密的技术措施。
As the eccentric wear of pumping rods occurs in the high Angle deviated intervals with higher probability, so centralizer should be taken technical measure as encryption.
第三方的钻具如井下马达、MWD、扶正器、震击器必须有详细的打捞图。
All third party equipment, such as downhole motors, MWD, stabilisers, drilling jars, must have detailed fishing diagram available.
讨论了相邻两扶正器问套管的力学模型，指出在铰支处应加上弯矩的作用。
The mechanical model of the casing between two adjacent stabilizers is discussed, and it is indicated that the action of bending torque at the hinge points should be considered.
钻具组合上有扶正器可使套管鞋反向定位以减少套管内钻具组合的侧向移动。
A stabilizer on the BHA positioned opposite the casing shoe reduces lateral motion of the assembly inside the casing.
该扶正器采用液压式扶正，解决了油管偏螺纹这一难题，满足了生产的需要。
The tubing centralizer worked by hydraulic, solved the problem of tubing screw deflection and met the need of production.
通过软件计算，可确定出抽汲参数、抽油杆、扶正器间距和泵效的最佳组合。
After calculating, the be st combination of pumping parameter and pumping rod and interval of stabilizer a nd pump efficiency are shown, which...
当起钻到BHA，扶正器到达钻盘面时，司钻必须刹住刹把，让钻工移开方补心。
While pulling the BHA through the rotary table, the Driller must stop when stabilisers reach the table and have the Floormen remove the bushings.
提供了一种既能保证套管居中，又能产生水泥浆环空螺旋流的套管弹性旋流扶正器。
A kind of device which can keep the casing at the center of borehole and can also generate helical flow of cement slurry, which is the Spring Whirlflow casing Centralizer, is presented in this paper.
介绍了国内外岩屑床破坏工具和可膨胀套管扶正器的研发和室内试验、现场应用情况；
The development of said tool and casing holder abroad is introduced, lab experiment and onsite application are introduced as well.
入井前，带班队长或司钻要用合适的测量规核实扶正器、扩眼器、钻头，确保尺寸合适。
The Toolpusher or Senior Driller shall verify all stabilisers, reamers and bits will be gauged with appropriate ring gauge to ensure proper size before running in the hole.
采用力学分析的方法，结合测井资料，由下到上计算了抽油杆柱的扶正器间距和轴向力。
The axial load and centralizer spacing from the bottom to the top are calculated by using the mechanical analysis method and the log data.
为抽油杆柱组合、扶正器、防脱器安放位置及数量设计提供了更加合理、完善的理论依据。
It provides a reasonably and completely theoretical basis for combination of rods, centralizer, assembling site and number of depart device.
二连油田有32%的抽油机井泵效低于30%，为此有针对性地引进了增抽扶正器配套工艺。
The pump efficiency of 32% rod pumped Wells in Erlian Oilfield is lower than 30%, and increasing production centralizer is introduced to solve this problem.
有两大类扶正器：有一种使用时间长，且比较普遍、简单、成本低的弓型弹簧设计的扶正器。
There are two distinct classes of centralizers. The older and more common is a simple, low-cost bow-spring design.
根据纵横弯曲梁理论公式，用计算机求解性能参数进行扶正器组合设计，是简便可靠的新方法。
According to the theory equation of bend beam, using the computer to solve the performance parameters in the design of centralizer assembly is a new, simple and reliable method.
采用力学分析的方法，结合井眼轨迹数据，由下到上逐跨计算了抽油杆柱的扶正器间距和轴向力。
The axial load and centralizer spacing from the bottom to the top are calculated by using the mechanical analysis method and the well trajectory data.
可将弹性套管扶正器或水泥伞置于套管本体上的任意部位，确保扶正器的安放位置满足设计要求。
Hold centralizers cement baskets on any position of casing, which ensures the positions of centralizers cement basket to meet the design.
可将弹性套管扶正器或水泥伞置于套管本体上的任意部位，确保扶正器的安放位置满足设计要求。
Hold centralizers cement baskets on any position of casing, which ensures the positions of centralizers cement basket to meet the design.
应用推荐