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  • (PDF) Hybrid Mesh Generation for Reservoir Flow Simulation in

    In this paper, we introduce a new method to generate a hybrid mesh from a CPG (Corner Point Geometry) reservoir grid and a radial mesh around a well.

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  • Use of Corner Point Geometry in Reservoir Simulation | SPE

    The corner point geometry (distorted grids) is often used as an alternative for complex full-field studies. This approach can better adapt the grid to reservoir boundaries, faults, horizontal wells and flow patterns and is easily used in standard finite difference reservoir simulators.

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  • A novel flow-based geometrical upscaling method to represent

    Ding, Y. & Lemonnier, P. Use of Corner Point Geometry in Reservoir Simulation. Presented at the International Meeting on Petroleum Engineering, Beijing, China, SPE-29933-MS,

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  • An introduction to the XXSim reservoir simulation software

    Reservoir type: Single Porosity or Dual Permeability (no dual porosity module) Model Initialization: User specified or use vertical equilibrium for block-center or corner-point geometry. Scal: Three phase relative permeabilities with oil phase modeled by Stone 1 and 2, also handle 2 or 3-point scaling and temperature depended end-points. Well Type:

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  • Dynamic effects of fault modeling on stair-step and corner

    Keywords Gridding · Fault modeling · Stair-step grid · Corner-point grid · Reservoir simulation · Reservoir forecasting Introduction Faults are associated with reservoirs of oil and gas in many basins of the world. A fault is a break or planar surface in brittle rock across which there is observable displacement.

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  • Fine Scale Simulation of Fractured Reservoirs: Applications

    the reservoir (Narr et al 2006). This poses a major challenge for reservoir management and characterization. Fracture intensity, orientation, size and aperture characterisation is required to simulate representative NFR model (Bahrami et al 2008). The purpose of this study is, to examine the use of small-scale simulations where fracture network and

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  • MRST

    Single-phase flow solver: corner-point grids. We extend the simple single-phase solver developed for a Cartesian shoe-box geometry to a more advanced corner-point grid with multiple intersecting faults. The setup of the solver basically remains unchanged, but we need a bit more work to prescribe boundary conditions. Interview by Margot Gerritsen

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  • Simple Geometry

    Reservoir dips, fault planes, pinchout boundaries, irregular surfaces, and other structural heterogeneities are more accurately represented when corner point geometry is utilized. All eight corners of a gird block are specified in this approach.

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  • Numerical Simulation of Complex Reservoir Problems and the

    The use of the FD method for nonorthogonal corner-point-geometry grids may introduce significant errors. A second method is the finite-volume (FV) approach, which can be described as an FD method applied to the integrated form of the governing flow equations.

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  • THE IMPACT OF GRID GEOMETRY ON DISPLACEMENT CALCULATIONS

    Reservoir simulation models are becoming increasingly sophisticated in tandem with the rapid development of geological modeling methods. Widely used commercial simulators usually model flow through heavily faulted and structurally complex geometries with the flexibility provided by corner-point geometry. However, the

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  • (PDF) Hybrid Mesh Generation for Reservoir Flow Simulation in

    In this paper, we introduce a new method to generate a hybrid mesh from a CPG (Corner Point Geometry) reservoir grid and a radial mesh around a well.

    احصل على السعرGet QuoteWhatsAppWhatsApp
  • Structural Framework and Reservoir Gridding: Current

    assumed to represent depositional space. For flow simulation performance, a dynamic grid with a reduced number of cells is built and properties are upscaled from the static grid. Strategies to regroup fine-scale cells into coarse-scale grid blocks vary but are very often limited by corner-point geometry and fixed topology of reservoir grids.

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  • 21 The Corner Point Grid geometry Eclipse always stores the

    The Corner Point Grid geometry: Eclipse always stores the grid in corner point format. Basic of Numerical Simulation of Reservoir Dynamics.docx. No School.

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  • Structural Framework and Reservoir Gridding: Current

    assumed to represent depositional space. For flow simulation performance, a dynamic grid with a reduced number of cells is built and properties are upscaled from the static grid. Strategies to regroup fine-scale cells into coarse-scale grid blocks vary but are very often limited by corner-point geometry and fixed topology of reservoir grids.

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  • Finite Element Simulation of Oil and Gas Reservoir In Situ

    A three-dimensional (3D) corner-point grid model gives a relatively accurate description of the structural properties and spatial distribution of oil and gas reservoirs than Cartesian grids. The finite element simulation of the stress field provides a relatively probable presentation of the in situ stress distribution. Both methods are of great importance to the exploration and development of

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  • Reservoir simulation

    Complex geometries in reservoir simulation studies use Cartesian or corner point structured grids. The 3D System in a grid allows a better examination of infill well locations and water/gas calculations. Nonconventional wells. Nonconventional wells are utilized to enlarge production rates and recovery in petroleum industry.

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  • Reservoir Simulation

    9.2 Reservoir simulation. Reservoir simulation is a useful technology for solving complex reservoir engineering problems with efficiency. The numerical models are considered the best tool for CBM reservoir development. Numerical models can accurately and simultaneously account for gas desorption, relative permeability, permeability, and

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  • Use of Corner Point Geometry in Reservoir Simulation | SPE

    The corner point geometry (distorted grids) is often used as an alternative for complex full-field studies. This approach can better adapt the grid to reservoir boundaries, faults, horizontal wells and flow patterns and is easily used in standard finite difference reservoir simulators.

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  • Reservoir Simulation

    Reservoir models with up to half a billion grid cells has been executed with this simulator. Multi-Purpose Simulator Framework. This project consists of development of a framework for multi-purpose reservoir simulation with the following capabilities: Receive input from multiple parties. Modular and easy to include new functionality.

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  • Three-Dimensional Numerical Simulation of Multiscale

    Many scholars have reported that the effective simulation of fractures by the EDFM is suitable for complex fractures, while they commonly ignored the fracture scales. Reservoir models and their meshes are usually large in scale (a grid may represent tens of meters). The use of the EDFM can effectively represent fractures ata largescale,but

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  • Analysis of Complex Reservoir Geometries and Completion Using

    SIMULATION Single numerical simulation cases were constructed to develop production and pressure profiles use for the analysis. The base case for this analysis was a fracture-stimulated radial-flow model. The reservoir geometry for the single layer cases was a square, and for the multilayer case, the top layer was a high-permeability channel.

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  • Multiscale mixed/mimetic methods on corner-point grids

    Multiscale simulation is a promising approach to facilitate direct simulation of large and complex grid models for highly heterogeneous petroleum reservoirs. Unlike traditional simulation, approaches based on upscaling/downscaling, multiscale methods seek to solve the full flow problem by incorporating subscale heterogeneities into local discrete approximation spaces. We consider a multiscale

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  • CSMP++ simulation approach and its benefits for reservoir

    The lack of spatial adaptivity and refinement also precludes a discrete representation of wells in conventional simulation models. In stead, semi-analytical well representations are used to relate source / sink terms to corner point pressures. For wells in structurally complex reservoirs, this treatment is inadequate (Durlofsky et al., 2000).

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  • Fine Scale Simulation of Fractured Reservoirs: Applications

    the reservoir (Narr et al 2006). This poses a major challenge for reservoir management and characterization. Fracture intensity, orientation, size and aperture characterisation is required to simulate representative NFR model (Bahrami et al 2008). The purpose of this study is, to examine the use of small-scale simulations where fracture network and

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  • Streamlines: Applications to Reservoir Simulation

    The use of streamline technology is becoming common for reservoir flow visualization, dynamic reservoir characterization, and optimal flood management. The power of the streamlines can be exploited using both finite-difference and streamline simulators.

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  • THE IMPACT OF GRID GEOMETRY ON DISPLACEMENT CALCULATIONS

    Reservoir simulation models are becoming increasingly sophisticated in tandem with the rapid development of geological modeling methods. Widely used commercial simulators usually model flow through heavily faulted and structurally complex geometries with the flexibility provided by corner-point geometry. However, the

    احصل على السعرGet QuoteWhatsAppWhatsApp
  • Fine Scale Simulation of Fractured Reservoirs: Applications

    the reservoir (Narr et al 2006). This poses a major challenge for reservoir management and characterization. Fracture intensity, orientation, size and aperture characterisation is required to simulate representative NFR model (Bahrami et al 2008). The purpose of this study is, to examine the use of small-scale simulations where fracture network and

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  • Corner Point Geometry in Reservoir Simulation | Earthdoc

    Hydrocarbon reservoirs commonly possess a geometry which incorporates both dip and faulting. In order to distinguish depth variations due to these two effects, it is useful to specify a simulation cell through the positions of its eight corner points.

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  • A New Method for Treating Wells in Reservoir Simulation

    neighbors, the accuracy of the simulation improves substantially. The method produces still better accuracy results when applied throughout the reservoir. Unlike the Peaceman correction, the new method also applies to reservoirs containing wells of complex geometry. This includes wells that are closely spaced and wells near reservoir faults and

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  • The Transmissibility of Partially Connected Cells

    Figure 1 Corner Point Geometry cell structure. (a) One grid cell of a reservoir model defined in CPG. After Sammon (2000). (b) Two grid cells with a partial connection area. Flows between cells in finite difference simulation models are calculated from a discretization of Darcy s Law originally devised for orthogonal Cartesian grids.

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