• 研究表明,在渗流速度较大时应对西定律加以修正。

    It is proved through experimental research that the Darcy law should be revised to adapt to high seepage velocity.

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  • 讨论渗流速度对外部变量敏感性瓦斯突出的突发性。

    The sensitivity of seepage velocity is effected by the external variables; and the coal and gas outbursts are also discussed.

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  • 峰值渗流速度增加减小呈现较明显线性关系

    The seepage velocity in peak stress decreases with the increase of confining pressure, and indicates obvious linear relationship.

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  • 声场还可以使出油井垢、除垢,降低原油粘度提高渗流速度

    The acoustic field can prevent and remove the scale, lower the viscosity of oil, enhance the seepage flow velocity.

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  • 渗透率比值注水孔隙体积倍数渗流速度关系曲线均呈“S”形;

    The relative curves of the ratio of transient permeability to initial permeability with the injected fluid volumes or seepage velocity are like a character "S".

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  • 渗流速度渗透水压力线性关系符合宏观尺度渗流达西定律

    The relation between the specific discharges and seepage pressures are linear and consistent with the Darcy law in macro-scale.

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  • 渗流速度渗透水压力线性关系符合宏观尺度渗流达西定律

    The relation between the specific discharge and seepage pressure is linear and consistent with the Darcy law in macro-scale.

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  • 发现污染物在土壤中的质量浓度分布渗流速度、作用时间扩散系数有关。

    The results showed that the intensity distribution had relation with the velocity of percolation, time, coefficient of convection and diffusion.

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  • 研究表明气体压力多孔介质透过率(即孔隙率孔径)、渗流速度渗流长度有关

    The research shows that anti pressure of the gas is concerned with the permeability of porous medium (the porosity and the hole diameter), the infiltration speed, and the infiltration length.

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  • 应用计算方法控制技术大庆油田修井地层孔隙压力和孔隙流体渗流速度进行了计算。

    The methods and techniques are used to calculate the pore pressure and filtration velocity of pore fluid from the formation that workover will be conducted in Daqing Oilfield.

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  • 通过分析理论解,从中得出稳态方程、稳态渗流速度方程稳态时间方程理想间距方程。

    Equations of steady drawdown, seepage velocity, quasi steady time and ideal well distance were obtained through analytic seepage equation.

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  • 煤的渗流速度压力轴向变形敏感原煤的渗流速度体积变形和横向变形比较敏感。

    The seepage velocity of briquettes is sensitive to axial pressure and axial strain, but it is sensitive only to transverse strain and volume strain for row coal.

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  • 特低均质中的渗流启动压力渗流速度油藏产量递减规律规律注入波及范围影响

    In low and ultra-low homogeneous reservoir start-up pressure have an impact on the flow rate, reservoir production decline law, water production laws and injected water sphere of influence.

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  • 利用试验MODFLOW模型模拟研究不同岸坡倾角地下水入时在入湖交界面处的渗流速度分布规律。

    The seepage velocity through lakeshore and lake bottom interfaces under different lakeshore inclinations were discussed by experiments in soil tank and model simulations using MODFLOW.

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  • 文章从储层特征岩性特征、气体渗流速度作业浸泡多个角度气田地层出机理进行较为全面的分析。

    The sand producing mechanism of Sebei gas field is analyzed thoroughly with the reservoir features, the litho logy features, the percolation velocity, and the reservoir soaked by working fluid, etc.

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  • 实验研究了外加直流电作用下水油藏多孔介质中的流体渗流速度阻力系数渗透率原油采收率变化特性。

    The variation of seepage velocity, resistance coefficient, reservoir permeability and oil recovery in porous media of water-drive reservoir in direct current (DC) electric field are studied in detail.

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  • 恒定瓦斯压力情况下,软分层煤样的瓦斯渗流速度和渗透系数随着有效轴向压力的增大而呈“Z变化

    The seepage velocity and penetrability coefficient appeared changing of the"Z"shape with the increase of the effective axial feed when the confining pressure and gas pressure were constants.

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  • 恒定瓦斯压力情况下,软分层煤样的瓦斯渗流速度和渗透系数随着有效轴向压力的增大而呈“Z变化

    The seepage velocity and penetrability coefficient appeared changing of the"Z"shape with the increase of the effective axial feed when the confining pressure and gas pressure were constants.

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