Discrete fracture network model
WebFeb 6, 2024 · Discrete fracture network (DFN) model has been recognized as a feasible approach to simulate natural discontinuities. The mechanical properties of a jointed rock mass are always analysed by using DFN models … WebFracMan is the only Discrete Fracture Network (DFN) model that fully captures the anisotropy and connectivity of the fracture system, …
Discrete fracture network model
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WebDec 10, 2024 · A general AHM approach for NFRs is to construct a discrete fracture network (DFN) model and estimate model parameters given the observations. However, the large number of fractures prediction required in the AHM process could pose a high-dimensional optimization problem. WebApr 12, 2024 · Almost all conventional discrete fracture network (DFN) models embedded within rock masses are discontinuities with zero tensile strength and mean values of geomechanical parameters. However, the spatial variability and networks of weak and strong potential failure planes and discontinuities have a significant effect on rock mass …
WebMay 1, 2024 · A “discrete fracture network” (DFN) refers to a computational model that explicitly represents the geometrical properties of each individual fracture (e.g. orientation, size, position, shape and aperture), and the topological relationships between individual … WebMar 10, 2024 · The DFN module provides an efficient tool to generate and manipulate fractures. The main features are: import/export of fractures from Itasca and Fracman …
WebDiscrete Fracture Network modeling is one of the most convenient and used of the stochastic methods; it describes fractured rocks as a population of individual … WebOct 6, 2024 · Zheng and Deng (2015) used the Baecher disk model, which is a widely used 3-D discontinuity network model (3DDNM) to validate whether the trace spacings simulated obey the observed exponential distribution. Besides, Leung (2012) and Liu (2015) contribute to the evaluation of permeability parameters in 2D discrete fracture network.
WebDec 15, 2024 · Abstract DFN.lab is a modular computational suite to deal with three-dimensional discrete fracture networks (DFN) models from DFN generation to simulation and analysis of connectivity, flow,...
WebDiscrete fracture network (DFN) models exhibit good performances for complex fractured systems, whereas few hydraulic tomography (HT)-based inversion studies of DFN models provide new insights into data selection. The study objective is to find reasonable data selection strategies that accurately estimate the hydraulic properties in a DFN model. electrophysiologist myrtle beachWebOct 5, 2024 · Compared to the traditional multicontinuum model, the explicit discretization, such as the discrete fracture network (DFN) or model (DFM) [19,20,21] and the hierarchical fracture model (HFM) that also known as the embedded discrete fracture model (EDFM) [23,24]. EDFM is a hot issue in the field of fractured reservoir simulation … football hut hutWebFracture network modeling is a numerical simulation method that represents fractures as individual conducting features each having its own hydraulic properties. The … football hunter live streamingWebThere are three classical fracture modeling methods: equivalent porous medium model [ 14 ], dual-porosity model [ 15 ], and discrete fracture network model (DFN) [ 2 ]. The … electrophysiologist ocalaWebJun 15, 2012 · The DFN model is presented as a series of tables summarizing probability distributions for several parameters necessary for fracture modeling: fracture orientation, fracture size, fracture intensity, and associated spatial constraints. football huddle imageWebDiscrete fracture network (DFN) models have been used successfully to assess leakage risks associated with hydraulic fracturing and coalbed methane production, and these models show promise for assessing risks associated with carbon sequestration in coal. The objectives of our work electrophysiologist ocala flWebDec 10, 2024 · A general AHM approach for NFRs is to construct a discrete fracture network (DFN) model and estimate model parameters given the observations. … football hydration system