通过下入管柱施加一个预定的压力来实现水力断开，于是启动释放机构。
Hydraulic disconnects rely on the application of a predefined pressure through the running string to activate a release mechanism.
通过油管或下入管柱施加液压力来启动井下工具的一种坐封或操纵的方法。
A setting or operating method that USES hydraulic force applied through the tubing or running string to activate a downhole tool.
指重表系统中的传感器部件。它用来在地面检测作用于下入管柱的拉张力或压缩力。
The sensor component in a weight-indicator system that detects the tensional or compressional forces being imparted to the running string at surface.
不延伸到井眼顶部的套管柱，而是锚定或者悬挂于先前已经下入的套管内。
A casing string that does not extend to the top of the wellbore, but instead is anchored or suspended from inside the bottom of the previous casing string.
通过对组合管柱的受力分析，依据推导的公式，找到了一种采用图板进行油管柱最大下入深度和强度校核的方法。
This paper deduced equation by analyzing strength endured by tubing string, based on formula, taking advantage of graphical method checkout the maxim setting depth and strength.
在平常的不压井起下钻作业中，管柱下入井眼是依靠其自身重量，不需要附加的向下载荷或者推力。
In ordinary stripping operations, the pipe falls into the wellbore under its own weight, and no additional downward force or pushing is required.
描述固定于套管柱并与套管柱一起下入的设备所用的一般术语。
A generic term used to describe equipment attached to, and run with, the casing string.
在管柱被安装和下入井筒以前已经带缝或孔的井筒管子。
A wellbore tubular in which slots or holes have been made before the string is assembled and run into the wellbore.
油管的最大下入深度与油管本身的强度、密度、油管内外压差、井中流体对油管柱浮力有关。
The maxim setting depth of tubing is related to its strength, density, inner and outer pressure difference as well as wellbore fluid's buoyant force to tubing string.
当套管柱下入井筒时支承套管柱的井口装置配件。
The subassembly of a wellhead that supports the casing string when it is run into the wellbore.
在套管下入之前，必须计算套管在实钻井眼中的受力大小，预测套管柱下入的可行性。
Before running casing string, we must calculate drag in wellbore and make the feasibility analysis of running casing string.
抽油杆与控制器组成的控制杆柱下入到丢手管柱内，控制杆柱上部与杆式泵的进油孔相连。
The control rod string which is consisted of pumping rod and controller is tripped into the release string.
实例计算分析表明，摩擦阻力计算结果可为钻井设备选型、优化管柱参数和井身结构以及选择下入方式提供可靠依据。
An example of friction calculation shows that the calculation results provide a basis for the selection of drilling equipment, opt...
实例计算分析表明，摩擦阻力计算结果可为钻井设备选型、优化管柱参数和井身结构以及选择下入方式提供可靠依据。
An example of friction calculation shows that the calculation results provide a basis for the selection of drilling equipment, opt...
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