The action of forcing a pipe or tubular into a well against wellbore pressure.
把管子或管状设备顶着井筒压力压入井内。
The calculation of wellbore pressure distribution in gas Wells makes great sense for gas well design and performance analysis.
气井井筒的压力分布计算对于气井设计及其动态分析具有重要意义。
Therefore, it is necessary to develop a calculation method applied to the wellbore pressure and temperature of condensate gas well.
因此，开发出一种适用于凝析气井井筒压力和温度的计算方法是势在必行的工作。
Based on the theory of gas-liquid two-phase flow, the wellbore pressure distribution problems were analyzed in the aerated drilling.
以气液两相流理论为基础，分析了充气钻井的井筒压力分布问题。
The lubricator is installed on top of the tree and tested, the tools placed in the lubricator and the lubricator pressurized to wellbore pressure.
防喷管安装在采油树的顶部，被试压，把工具放入到防喷管中，然后防喷管加压到与井眼压力一致。
Coupling the calculating models of wellbore pressure drop with the 3d steady state flow in the reservoir, the pressure distribution can be obtained.
把井筒压降计算模型与油藏三维渗流模型耦合起来，可以得到井筒中的压力分布。
The variation of wellbore pressure can lead to the vary of temperature and saturated steam's parameter during thermal production by the stream injection.
在注蒸汽热采过程中，井筒中压力的变化必然导致井筒温度和饱和蒸汽物性参数的变化。
Under the wellbore simulation's experimental conditions, this paper has studied the relationship between crude oil flow, oil-water ratio, temperature and wellbore pressure difference.
研究了在井筒模拟实验条件下，原油流量、油水比以及温度与井筒压差的关系。
Obviously, such an action limits future options and is employed only as a last resort to regain pressure control of the wellbore.
很显然，这样的作用限制了将来的选择，也只有在最后重新赢得对井眼内压力控制时才使用。
An extremely high-pressure formation, even if not flowing, may have wellbore stability problems.
对于极端高压地层，即使不流动，也可能存在井眼稳定性问题。
Then the top valves of the tree are opened to enable the tools to fall or be pumped into the wellbore under pressure.
之后打开采油树上面的阀以确保工具在存在压力的情况下能够下落，或者通过泵能够泵入。
Calculation results show that they accurately reveal the distribution pattern of pressure in wellbore during under-balanced drilling operation.
计算结果表明，该套公式较为精确地模拟了欠平衡钻井过程中井眼压力分布的规律。
Various types of composite perforator have their respective effects on formation because they produce different pressure parameters in wellbore.
不同类型的复合射孔器，在井下产生的压力参数不同，对地层的作用效果也不同。
The dimensionless average formation pseudo pressure is directly proportional to the dimensionless producing time if the influence of wellbore storage coefficient and skin factor is neglected.
在不考虑井筒储集系数和表皮系数影响的情况下，无量纲平均地层拟压力与无量纲生产时间成正比。
Formulae were derived to predict additional pressure drops due to mechanical skin and non-Darcy effect in the perforation radial flow and wellbore radial flow.
在射孔径向流和井筒径向流中，推导出了机械表皮因子和非达西流影响引起的附加压力降的表达式。
Based on the model to calculate mixture loss, a new calculation model of pressure drop for stratified flow in horizontal wellbore has been developed by applying the momentum conservation equation.
在混合损失计算模型的基础上，应用动量守恒原理推导出了新的水平井筒气液两相分层流型压降计算模型。
The confluence character and productivity prediction model with considering pressure drop along multilateral wellbore are developed using the coupling model and a related software is also developed.
由此得到了考虑井筒压降时各种情况下分支井汇流特性及产能预测模型，并研制了相应的计算机软件。
Darcy's law indicates that formation pressure of an oil well has some correlativity with wellbore fluid producing volume and bottom hole flowing pressure.
达西定律表明，油井地层压力与井筒产液量和井底流压具有相关性。
It is important to note that the sticking force is a product of the differential pressure between the wellbore and the reservoir and the area that the differential pressure is acting upon.
注意到以下这一点很重要：即卡钻力是井内流体压力与地层压力之差与此压差所作用的面积的乘积。
A plug of cement or similar material placed as a slurry in a specific location within the wellbore and which has set to provide a means of pressure isolation or mechanical platform.
在井筒中以浆的形式置于某特定位置然后凝固的水泥或类似材料所成的塞子，它们在凝固后能隔离压力或提供机械平台。
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.
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。
With corresponding boundary conditions, the mathematical model for semi-infinite wellbore is analyzed and solved to get the pressure distribution in horizontal interval.
通过相应的边界条件，对半无限长井筒的数学模型进行解析求解，得到水平段的压力分布，并对连续油管车所测的实际数据进行了分析。
To strong stress sensitivity formation, low BHP reduces pore fluid pressure of near wellbore are which results in the closure of formation fracture.
对于应力敏感性强的储集层，过低的井底压力降低了近井地带地层的孔隙流体压力，导致裂缝趋于闭合。同时，井壁失稳的可能性也大。
The method can be used to calculate the the end time of effect of wellbore storage with start-up pressure gradient considered.
该方法可用于考虑启动压力梯度影响的低渗透气藏气井井筒储集效应结束时间的计算。
Based on the mass, momentum and energy conservation of fluids in multiphase wellbore flow, the coupling model to predict pressure and temperature is deduced.
基于井筒多相流流体质量、动量、能量守恒原理，导出了描述其井筒压力、温度预测耦合模型；
Downhole pressure sensors are important for understanding fluid movement in a wellbore and fracture fluid movement between Wells.
井下压力传感器对于理解井筒中的流体流动和井之间的压裂流体流动是非常重要的。
Managed pressure wellbore strengthening.
强化井眼压力管理。
Managed pressure wellbore strengthening.
强化井眼压力管理。
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