一般地，经油管柱施加液压压力而不是由操纵油管柱施加机械力使封隔器坐封。
A hydraulic packer typically is set using hydraulic pressure applied through the tubing string rather than mechanical force applied by manipulating the tubing string.
推导出了管柱在井中自重伸长的简化计算式，上提加压式封隔器坐封高度及通常情况下坐封高度的简化计算式。
Formulae strict and simplified including both describing pipe string gravitation elongate in the wellbore and expressing excluding height of take up packers are derived.
Y341 114型自验封封隔器采用了坐封机构和验封机构一体化设计，实现了封隔器坐封与验封同步完成；
Y341-114 self-sealing examination packer adopts integral design of setting and self-sealing examination mechanism, which achieves the simultaneous completion of setting and self-sealing examination.
在层间隔离封隔器坐封并测试后，操作人员将TORRENT充填的服务工具定位在最下层的位置上来对此层进行挤压充填作业。
After the zonal isolation packers were simultaneously set and tested, the TORRENT service tool was positioned at the lowermost zone to perform the frac-pack stimulation.
研制了液压坐封gy241型锚定器和“自封与压缩胶筒”双重密封的ZY331型反洗封隔器。
A hydraulic setting anchor of type GY241, and a double packing ZY331 back washing packer features in self pack and rubber sleeve pack are developed.
随后施加拉张力或压缩力(取决于封隔器的设计)使封隔器密封元件坐封。
Subsequent application of tension or compression, depending on packer design, will set the packer elements.
室内试验及现场应用表明，与常规液压封隔器相比，它具有坐封容易、密封可靠、打捞方便、解卡顺利等优点。
The indoor test and field application show: Comparing with regular packer, it has such advantages as simple setting, reliable sealing, convenient fishing, smooth unfreezing.
该技术主要配套工具高温封隔器的特点是液力坐封，不受温度限制。
The technology mainly consists of high temperature packers that are stetted by hydraulic and not limited by temperature.
在要被注水泥的地层的上面坐封一个可收回封隔器或可钻封隔器。
A retrievable or drillable packer is set above the formation to be cemented.
封隔元件肩部保护结构和定位大锁块的采用，提高了封隔器的密封、坐封和解封性能。
Packing element shoulder protection and large locking structure improves the properties of the packer.
大张坨地下储气库库1井试油，MHS封隔器在斜井段分级箍时遇阻坐封。
During the test of Ku1 well in Da Zhangtuo underground gas storage tank, MHS packer is blocked and set in stage collar of deviated section.
本文介绍了一种新型自封式封隔器，该片隔器采用液压自封原理，取消了封隔器的坐、解封机构和相应的操作。
This paper introduces a kind of new type self-sealing packer, whose hydraulic self-sealing mechanism replaces setting and releasing mechanism.
一次下钻坐封时，首先将封隔器下入到预定位置时，通过在位于封隔器下方的短接下入堵头而后加压实现坐封。
One-trip setting is accomplished by pressuring up against a plugging device below the packer after it has been run to depth.
一次下钻坐封时，首先将封隔器下入到预定位置时，通过在位于封隔器下方的短接下入堵头而后加压实现坐封。
One-trip setting is accomplished by pressuring up against a plugging device below the packer after it has been run to depth.
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