钻井流体

稳定泡沫钻井流体抑制性研究

Shale Inhibition of Foam Fluids for Stabilized Foam Drilling

非牛顿钻井流体流动计算机智能解析方法

Computer intelligent analytical approach on non Newtonian power law fluid of drilling liquid

泡沫钻井流体环空携岩能力的影响因素

Factors on Cuttings Carrying Capacity for Foam Drilling Fluids

泡沫钻井流体动切力和塑性粘度的温度压力关系

Temperature / Pressure Relationships of Yield Stress and Plastic Viscosity for Foamed Drilling Fluids

根据法规制定相应的钻井流体及固相控制作业方案。

Formulate corresponding plans for drilled fluid and solid phase control as per regulations .

本研究成果为钻前进行可行性预测以及气体钻井中流体动力学主要参数的计算提供理论保障和技术支持。

This study can provide theoretical guarantees and technical support for the pre-drilling feasibility analysis and calculation of main parameters of fluid dynamics .

待钻井地层孔隙流体渗流速度预测模型及应用

Forecasting Model on Darcy Velocity of Formation Pore Fluid of Impending Drilling Well and Its Field Application

水力它激振荡是利用钻井环空流体作为它激源来增大井底水力能量。

Hydraulic independent excitation oscillation adopts drilling annulus fluid as independent excitation source to increase bottom - hole hydraulic energy .

对研究区的所有钻井进行了流体替换的正演计算，并根据许怀特公式对研究区其它钻井的纵横波测井曲线进行了拟合。

For all logging to forward calculation on fluid replacement , it fits the other curve that in the study area according to formula . 4 .

本文用垂直同轴圆柱环形空间内的螺旋流流场作为钻井井内流体流场的理想化模型，得出了任意纯粘性流体螺旋流流场的速度及排量表达式。

The expressions of velocity and flow rate of helical flow of a general viscous fluid has been obtained by using helical flow in a vertical annular space as an idealized flow model .

分析了欠平衡钻井过程，地层流体的动态流动规律，研究地层流体侵入对井底压力的影响。

This also analyzes the dynamics fluid flow of formation fluid , studies the impact on bottom hole pressure while fluid invasion in the under-balanced drilling process .

本文给出了控压钻井液相钻井液流体和充气两相钻井液体系的环空水力学模型，提出了修正水力学模型的方法。

This paper introduces the annular hydraulic model of fluid and gas filled two-phase system drilling fluid , proposes amendments to the hydraulic model .

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 .

如何优化可控因素，使欠平衡钻井施工安全、顺利的达到预期的效果，合理的欠平衡钻井流体参数设计和安全可靠的井口、地面控制系统是最关键的核心技术。

What are the most important technologies are how to optimize the controllable factors , make the under-balanced drilling obtain the expected result safely and successfully , design the proper fluid parameters of under-balanced drilling , and the safe and reliable control system of well-head and surface .