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- A Model with pressure decline curve for acid fracturing wells 酸压井压后压力递减分析模型
- Pressure decline curve analysis for acid fracturing in carbonate rock fractured reservoirs 碳酸盐岩裂缝性油藏酸压压降曲线分析
- pressure decline curve 压降曲线
- One can determine the corresponding parameters of Arps decline curve by using the parameters obtained. 用求出的曲线参数还可求出相应的Arps递减曲线参数。
- Good results have been achieved in the pressure decline analysis of the acid fracturing well in Tahe Oilfield. 将该方法应用到塔河油田酸压井的压降曲线分析中取得了较好的效果。
- The pressure decline analysis and evaluating techniques for acid fracturing wells develop quite slowly. 油气酸压井压后的压力递减分析和评估技术,发展相对比较缓慢。
- Based on Arps decline equation, the nomogram of decline curve assay is developed. 基于Arps递减方程,建立了衰减曲线分析的诺模图。
- In addition, in acute stroke the circadian BP rhythm is disrupted, and there is a reduced physiological night-time pressure decline. 翻译：此外，急性卒中后患者血压的生理性节律遭破坏，因而生理性夜间血压降低程度将减低。
- Put forward the means of compartmentalizing the flow type and the universal formula for the pressure decline of gas-liquid . 分析得出了气液两相流型划分的方法；推导出了气液两相压降计算的通式。
- Arps decline curve is basic mathematic model used for studying oil/gas production decline regularity at present, but it has some defects. Arps递减曲线是目前用于研究油气产量递减规律的基本数学模型;但该模型仍有一些不足之处.
- Arps equation,a optimun fitting of production decline curve analysis of oil and gas reservoirs is presented in this paper. Arps方程的推导,提出了油气藏产量递减曲线分析的最佳拟合法。
- Based on production decline curve equation, through mathematical derivation, a kind of logarithmic type production decline curve equation is obtained. 在产量衰减曲线方程的基础上，通过数学推导，得到了一种对数型产量衰减曲线方程。
- One can determine the corresponding parameters of Arps decline curve by using the parameters obtained.So a new approach to get the parameters o... 计算实例表明，这种增长曲线和递减曲线及其参数求取方法具有很大的理论意义和实际应用价值。
- The displacement characteristic of the water-drive curve shows the cumulative oil production-water cut linear relation and corresponds Arps exponential decline curve. 由于推导是可逆的，从这个意义上说，我们也完成了这类水驱曲线的推导。 这类水驱曲线的驱替特征表现为累积产油量与含水率成直线关系，并且对应于Arps指数递减曲线。
- Based on Arps decline curve equation this paper presents the autoregressive model for analyzing the production exponential decline curve, the analysis is convenient and reliable. 本文基于Arps递减曲线方程，提出了油气田产量指数递减曲线分析的自 回归模型。
- Especially to old people, the heart function fails, vascular sclerosis and blood pressure reflect the regulating function obstacle, blood pressure decline appear more if doing a sport after the meal. 特别是老年人，心功能减退、管硬化及血压反射调节功能障碍，餐后多出现血压下降等现象。
- Reservoir pressure decline,the increase of recovery rate and the damage of rock structure are main reasons of micro fine migration and sand production during oil recovery process of s... 疏松砂岩油藏开采过程中,油层压力下降和采油速度的增加以及岩石结构的破坏,是造成油层岩石微细粒运移和油井出砂的主要原因。
- The density of power spectral entropy, on the whole, is an exponential decline curve with frequency augmentation without reference to water flooded extent. 功率谱密度不论水淹程度如何，整体为一随频率增大其能量按指数递减连续频谱；
- The post section of buildup curves is in decline due to disturbance from offset wells, which represent the pressure decline status in the whole oil region.The analysis of the dist... 利用干扰试井资料对生产井间的干扰影响程度进行的分析表明,该油藏是一个渗透性高、裂缝连通性好的高渗透裂缝系统的油藏。
- So the gradient of pressure decline in vertical well section and deviated well section is different, it aroused the gradient of fluid viscosity in the two sections has differentia. 在稠油流动过程中，压力损失主要表现为摩阻损失，因此，在定向井中，直井段和斜井段的压降梯度有所不同，流体粘度梯度在直井段和斜井段也有差异。
