Three-dimensional finite discrete element-based contact heat transfer model considering thermal cracking in continuous–discontinuous media
TLDR
In this article, the authors proposed a 3D heat transfer model that considers contact heat transfer and thermal cracking in continuous-discontinuous media, and the model is combined with the 3D Finite Discrete Element (FDEM) for coupled thermo-mechanical calculation, which includes the temperature distribution of the system, the thermal stress caused by the temperature, and finally, the newly generated broken joint element is updated for heat transfer calculation at the next time.About:
This article is published in Computer Methods in Applied Mechanics and Engineering.The article was published on 2022-01-01 and is currently open access. It has received 26 citations till now. The article focuses on the topics: Thermal contact & Heat transfer.read more
Citations
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A FDEM-based 2D coupled thermal-hydro-mechanical model for multiphysical simulation of rock fracturing
TL;DR: In this paper , a coupled thermal-hydro-mechanical (THM) model based on the combined finite-discrete element method (FDEM) is presented for simulating rock cracking driven by multi-physics.
Journal ArticleDOI
Numerical study on the deformation and failure of soft rock roadway induced by humidity diffusion
TL;DR: In this article , the deformation and failure process of soft rock roadway in high humidity environment are simulated by using the humidity diffusion-deformation-fracture coupling model based on the finite-discrete element method (FDEM).
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Numerical study on the effect of meso-structure on hydraulic conductivity of soil-rock mixtures
TL;DR: In this paper , the pore seepage model based on the finite-discrete element method (FDEM) is used to predict the effective hydraulic conductivity (keff) of soil-rock mixtures.
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Three-dimensional continuous-discrete pore-fracture mixed seepage model and hydro-mechanical coupling model to simulate hydraulic fracturing
Cheng Yan,Hui Guo,Zhicheng Tang +2 more
TL;DR: In this article , a 3D continuous discrete seepage mixed model is presented, which considers the fluid exchange and the pore pressure discontinuity at the fracture, and the model is coupled with finite discrete element method (FDEM) to create a hydro-mechanical coupling model for simulating hydraulic fracturing.
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A FDEM based 3D discrete mixed seepage model for simulating fluid driven fracturing
Cheng Yan,Yakun Gao,Hui Guo +2 more
TL;DR: In this article , a 3D discrete mixed seepage model that considers the effect of fracture propagation on pore seepages is presented, and the model is implemented in a GPU parallel multiphysics finite-discrete element software MultiFracS.
References
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The mathematics of diffusion
TL;DR: Though it incorporates much new material, this new edition preserves the general character of the book in providing a collection of solutions of the equations of diffusion and describing how these solutions may be obtained.
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The combined finite-discrete element method
TL;DR: This paper presents a meta-analysis of the contact detection algorithm used in the Combined Finite-Discrete Element Method to solve the problem of transition from Continua to Discontinua.
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A combined finite‐discrete element method in transient dynamics of fracturing solids
TL;DR: In this paper, the authors discuss the issues involved in the development of combined finite/discrete element methods, both from a fundamental theoretical viewpoint and some related algorithmic considerations essential for the efficient numerical solution of large scale industrial problems.