最后计算了井底压力变化规律。
控压钻井；精确控制；井底压力；缅甸D区块；
Managed Pressure Drilling; precise control; bottom-hole pressure; Block D of Myanmar field;
该技术能保证固井候凝过程中井底压力平衡，施工安全。
The technologies could ensure the well bottom pressure keeping balanced during waiting on cement and cementing safety.
对那些井底压力和产能高的井，通常采用连续气举生产；
Bottomhole pressure and high capacity wells, usually continuous gas lift production;
绘制出了溶洞压力导数半对数曲线和井底压力双对数曲线。
According to the semi-logarithmic curve, pressure derivative curves of vugs initially increase and then decrease;
因此，研究准确计算井底压力的方法具有明显的科技实用价值。
Therefore, how to calculate the bottom-hole pressure accurately is of technical and practical value.
油藏几何形状特别是油藏边界对井底压力动态响应有显著的影响。
Reservoir geometry especially such as reservoir boundary significantly influences dynamic response in underground flow.
研究表明，加长喷嘴井底压力分布比普通喷嘴的高压区和低压区更集中；
The patterns of the pressure fields of fluid jets with the different ratio between nozzle diameters were obtained. Based on the test results, the ranges of the optimum ratio …
分析了注浆井底压力与注浆时间、注浆液粘度的关系以及与渗透率的关系；
The pressure in well bottom relation with grouting time, the viscosity of cement liquid and the permeability in the confined aquifer were analyzed.
储集层里原油的流速取决于井底压力、油层压力、岩石渗透率和原油粘度。
The flow rate of reservoir crude depends on bottom-hole pressure, reservoir pressure, rock permeability, and the viscosity of the oil.
译：储集层里原油的流速取决于井底压力、油层压力、岩石渗透率和原油粘度。
Thee flow rate of reservoir crude depends on bottom-hole pressure, reservoir pressure, rock permeability, and the viscosity of the oil.
随着井深增加，水温对水头高度的影响越来越大，需要采用下井仪器测量井底压力。
The influence of water temperature on water head height becomes bigger as the well depth increases. The pressure at the well bottom has to be measured by instruments in the well.
影响气举方式选择的因素有：井的产率、井底压力、产液指数、举升高度及注气压力等。
Factors affect gas lift options: the yield of the well bottom-hole pressure, fluid production index, lifting height and the gas injection pressure.
而使用钻杆压力是因为要精确知道钻具的容量而且很容易从相关的井底压力扣除这些压力。
The drill pipe pressures are used because the contents of the drill string are accurately known and therefore these pressures provide an easily deduced relationship for bottom hole pressure.
通过建立局部坐标系，得到了裂缝性地层井壁发生失稳的弱面角度随井底压力变化的规律。
Then, the influence of bottom hole pressure on the failure range of weak plane is analyzed for bore holes in naturally fractured formation, with the help of the local coordinate system.
应用数值模拟的方法，分析了井底压力、水合物初始饱和度和储层绝对渗透率对分解的影响。
The effects of the bottom hole pressure, initial hydrate saturation, and absolute permeability of the reservoir on the decomposition results were analyzed using numerical simulation.
常规过平衡钻井方式打开油气层时，井底压力高于地层压力，钻井流体会向地层渗滤甚至漏失。
In routine overbalanced drilling, the bottom hole pressure towers above the formation pressure so that the mud fluid will leak into the formation.
分析了注浆井底压力和原区压力与注浆时间、浆液粘度、渗透率、计算点与注浆井距离等关系；
The pressure in well bottom relation with the time of the injection and the viscosity of cement liquid, and the permeability in the confined aquifer are analyzed.
选用气液两相计算模型计算井底压力并和实测井底压力进行了对比分析，相对误差均小于2 %；
With the selection of a gas liquid computational model to calculate bottom hole pressure and compare with observed pressure, its relative error is less than 2%.
深层天然气地层测试难度大，主要是井底温度高、井底压力大、井身结构复杂，同时受有害气体影响。
It is very difficult to make tests in deep natural gas formation because of high temperature at the bottom of Wells, great pressure, complex well structure as well as the influence of hazards gas.
并对不同井段处的井底压力进行了预测，发现在不同的井身深度条件下，其环空流速随井身深度的增加而降低。
And the bottom hole pressure in different depths is predicted, which can be found that the casing annulus velocity declines with the depth increasing at different hole depth.
本文介绍超高压气井井底压力的计算方法，以及如何对高含H_2S和CO_2天然气的视临界参数进行必要的校正。
Bottom pressure calculation method of surpressure gas well and how to correct the pseudo-critical parameters of natural gas with high content of H_2S and CO_2 are presented in this paper.
井底压力与考虑三维裂缝扩展模型时的就地岩石力学参数模型的建立，使得就地岩石力学参数的评估结果更符合实际。
Bottom hole pressure and the models of considered 3d crack propagation model in situ rock mechanics parameters, have made the assessment of situ rock mechanics parameters more realistic.
对这类井，若采用自喷井建立起来的数学模型进行解释时，难以准确地确定关井时刻的井底压力，试井解释率低，可靠性差。
There is difficulty to confirm the bottom-hole pressure accurately and low accuracy and reliability when this kind well explained by using well testing model of flowing well.
本文着重低压井进行井底压力研究，参考前人欠平衡钻井流体力学参数设计理论、方法，对不同的流体介质进行了分析和研究。
Refering to the theories and methods on drilling fluid mechanic parameter design, This paper focuses on study on the pressure of bottom-hole; and then analyzes and studies different fluids media.
本文着重低压井进行井底压力研究，参考前人欠平衡钻井流体力学参数设计理论、方法，对不同的流体介质进行了分析和研究。
Refering to the theories and methods on drilling fluid mechanic parameter design, This paper focuses on study on the pressure of bottom-hole; and then analyzes and studies different fluids media.
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