文章详细信息 关键词： 低渗透;;有效驱动半径;;非线性;;厚度;;启动压力梯度 [gap=913]Keywords: -low permeability;effective drive radius;nonlinear;thickness;threshold pressure gradient
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threshold pressure gradient tpg 启动压力梯度
Pseudo threshold pressure gradient 拟启动压力梯度
seepage threshold pressure gradient 渗流启动压力梯度
The experiments show that microbe solution flooding can decrease the threshold pressure gradient, lessen the flow resistance, and extend the effective drainage distance.
与水驱相比，微生物驱油可降低启动压力梯度，降低渗流阻力，扩大有效驱动距离。
The method is presented to determine formation average pressure and boundary pressure with threshold pressure gradient and injection-production ratio.
给出了考虑注采比和启动压力梯度的平均地层压力和边界压力的确定方法。
The threshold pressure gradient of low permeability sandstone was studied experimentally by measuring the pressure attenuation in an unsteady seepage flow.
为了研究低渗透砂岩的启动压力梯度，设计了一种非稳态渗流中测量压力的试验方法。
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