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- Many experiments justify that there is a threshold pressure gradient (TPG) in low permeability reservoirs. 试验表明 ,低渗透油藏存在启动压力梯度。
- 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。
- The mathematical model with threshold pressure gradient and injection-production ratio is constructed when the formation pressure change linearly on the base of material balance principle. 利用物质守恒原理,建立地层压力线性变化趋势下考虑启动压力梯度和注水强度影响的渗流数学模型。
- The influences of threshold pressure gradient, vertical heterogeneity, subzone thickness and areal sand thickness distribution on development of low-permeability heterogeneous reservoirs arc analyzed. 摘要根据低渗透非均质油藏的特点，分析了启动压力梯度、纵向非均质性、小层厚度和平面砂体厚度展布对该类油藏开发的影响。
- An Improvement of Darcy's Law With Threshold Pressure Gradient 对含有启动压力梯度的达西公式的改进
- Threshold pressure gradient of low permeability sandstone 低渗透砂岩渗流启动压力梯度
- STUDY ON THRESHOLD PRESSURE GRADIENT IN ULTRA-LOW PERMEABILITY RESERVOIR 特低渗透油藏启动压力梯度研究
- Prediction of threshold pressure gradient using artificial neural network 启动压力梯度预测的人工神经网络方法
- ANALYSIS OF TWO-PHASE FLUID FLOW IN LOW PERMEABILITY RESERVOIR WITH THE THRESHOLD PRESSURE GRADIENT 含启动压力梯度油藏的两相渗流分析
- Characteristics of Transient Pressure with Threshold Pressure Gradient and Injection- Production Ratio 考虑启动压力梯度和注采比的不稳定压力动态特征
- Transient Pressure of Percolation Through One Dimension Porous Media with Threshold Pressure Gradient 低渗透介质含启动压力梯度一维瞬时压力分析
- Unsteady seepage model for low permeability reservoir with threshold pressure gradient 考虑启动压力梯度的低渗透油藏不稳定渗流模型
- Keywords low-permeability;eolotropy;threshold pressure gradient;stress sensitivity;mathematical model; 低渗透;各向异性;启动压力梯度;应力敏感;数学模型;
- Keywords low-permeability reservoir;low speed non-linear percolation threshold pressure gradient;experiment;heterogeneity;critical;Reynolds' number; 低渗透油气藏;低速非达西渗流;启动压力梯度;实验;非均质性;临界雷诺数;
- threshold pressure gradient 启动压力梯度
- There is no pressure gradient through the thickness of the film. 贯穿流体膜厚度无压力梯度。
- Mesoscale Nonhydrostatic and Hydrostatic Pressure Gradient Forces Theory. 中尺度非流体静力和流体静力气压梯度力理论。
- The smaller the permeability, the bigger the start-up pressure gradient. 渗透率越小，启动压力梯度越大。
- The result shows that permeability modulus,threshold pressure and fracture length all have effec... 渗透率模数和拟启动压力梯度越大,裂缝越短,气井产能越小。
- The deliverability prediction theoretic curve of fractured well in low permeability reservoirs with threshold pressure effect is studied in this paper. 针对具有启动压力影响的低渗透储层压裂井的不稳定产能预测理论曲线进行了分析研究。
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