在复合水库中对调查半径的分析和数值研究
1School of Petroleum Engineering, China University of Petroleum (East China), Qingdao, 266580, China. petroengineer@126.com.
Scientific reports
|December 5, 2024
概括
本研究引入了一种新的公式来计算复合水库的探测半径 (ROI),解决了以前用于异质构成的方法的局限性. 这些发现提高了对复杂地质结构的井检测和储备估计的准确性.
科学领域:
- 石油工程是石油工程中的一个.
- 储水库工程 储水库工程
- 井检测分析分析分析 测试分析
背景情况:
- 探测半径 (ROI) 对于井检测和储量估计至关重要,但现有的方法主要集中在同质储水池上.
- 在异质构成,特别是复合水库中评估ROI仍然是一个重大挑战,只有少数经过验证的方法.
- 以前对复合材料储的ROI评估方法存在局限性和误解,特别是在压力传播动态方面.
研究的目的:
- 分析复合水库中以前的ROI评估方法的局限性和误解.
- 开发和验证基于分析和数值分析的复合材料储的新型,准确的ROI公式.
- 为了研究异质性参数对压力瞬态传播和复合水库中的ROI的影响.
主要方法:
- 在双区复合水库中对压力传播进行了广泛的分析和数值分析.
- 在拉普拉斯域中推导压力溶液以研究异质性影响.
- 开发一种新的ROI公式,并与分析解决方案,水库模拟和真实案例研究进行验证.
主要成果:
- 复合材料储的新ROI公式与分析解决方案有很好的一致性.
- 高异质性表明,当压力阵线接近接口时,复合材料水库的内部区域不能被视为同质.
- 大流动性比率减缓压力传播,而低存储性比率增加复合水库中计算的ROI.
结论:
- 拟议的ROI公式为复合水库提供了更准确的评估,增强了井检测和储备估计.
- 了解异质性参数的影响对于复杂的水库系统中准确的ROI评估至关重要.
- 这项研究为复合材料储中的压力传播提供了新的见解,简化了ROI计算.
更多相关视频
12:18Pore-scale Imaging and Characterization of Hydrocarbon Reservoir Rock Wettability at Subsurface Conditions Using X-ray Microtomography
Published on: October 21, 2018
13.8K
10:18Dynamic Pore-scale Reservoir-condition Imaging of Reaction in Carbonates Using Synchrotron Fast Tomography
Published on: February 21, 2017
8.5K
相关概念视频
Radius of Gyration of an Area
1.4K
The second moment of area, also known as the moment of inertia of area, is a crucial factor in understanding an object's resistance against bending deformation, or stiffness. To accurately estimate the second moment of area along any axis, one needs to concentrate all areas associated with that object into a thin strip, which should be placed parallel to that particular axis.
1.4K
Moments of Inertia for Composite Areas
984
Composite areas are structures with multiple basic shapes connected in some way. These shapes usually include rectangles, triangles, circles, and other basic shapes that are connected in such a way as to form a single structure. Calculating the second moment of area for a composite area is essential when trying to understand the structure's overall stiffness.
The second moment of area, also known as the moment of inertia, measures a structure's resistance to bending. It is calculated by...
The second moment of area, also known as the moment of inertia, measures a structure's resistance to bending. It is calculated by...
984
Typical Model Studies
340
Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.
340
Statistical Analysis: Overview
6.1K
When we take repeated measurements on the same or replicated samples, we will observe inconsistencies in the magnitude. These inconsistencies are called errors. To categorize and characterize these results and their errors, the researcher can use statistical analysis to determine the quality of the measurements and/or suitability of the methods.
One of the most commonly used statistical quantifiers is the mean, which is the ratio between the sum of the numerical values of all results and the...
One of the most commonly used statistical quantifiers is the mean, which is the ratio between the sum of the numerical values of all results and the...
6.1K
Theorems of Pappus and Guldinus: Problem Solving
705
Pappus and Guldinus's theorems are powerful mathematical principles that are used for finding the surface area and volume of composite shapes. For example, consider a cylindrical storage tank with a conical top. Finding the surface area or volume can be challenging for such complex shapes. These theorems are particularly useful in calculating the volume and surface area of such systems. Here, the cylindrical storage tank with a conical top can be broken down into two simple shapes: a...
705
Control Volume and System Representations
855
Two key frameworks are employed to analyze mass, energy, and momentum transfer: the control volume approach and the system approach. These frameworks offer different perspectives, depending on whether the focus is on a specific region in space (control volume approach) or a defined mass of fluid (system approach).
The control volume approach considers a stationary region in space through which fluid flows. This region is bounded by a control surface. For instance, in the case of water...
The control volume approach considers a stationary region in space through which fluid flows. This region is bounded by a control surface. For instance, in the case of water...
855
