Solution of mechanical problems in fractured rock with the user-defined interface of COMSOL multiphysics

Škarydová, Ilona; Hokr, Milan

  • Programs and Algorithms of Numerical Mathematics, Publisher: Institute of Mathematics AS CR(Prague), page 200-206

Abstract

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This paper presents the main concept and several key features of the user-defined interface of COMSOL Java API for the solution of mechanical problems in fractured rock. This commercial computational system based on FEM has yet to incorporate fractures in mechanical problems. Our aim is to solve a 2D mechanical problem with a fracture which is defined separately from finite-element discretization and the fracture properties are included through the constitutive laws. This will be performed based on the principles of the extended finite element method as a way of fracture description, enrichment functions for rock elements containing fractures, etc. We present an approach to describing a simple mechanical problem in COMSOL Java API together with a proposal of a solution method, and we also demonstrate the potential of COMSOL Java API for solving more complicated problems with fractures.

How to cite

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Škarydová, Ilona, and Hokr, Milan. "Solution of mechanical problems in fractured rock with the user-defined interface of COMSOL multiphysics." Programs and Algorithms of Numerical Mathematics. Prague: Institute of Mathematics AS CR, 2015. 200-206. <http://eudml.org/doc/269908>.

@inProceedings{Škarydová2015,
abstract = {This paper presents the main concept and several key features of the user-defined interface of COMSOL Java API for the solution of mechanical problems in fractured rock. This commercial computational system based on FEM has yet to incorporate fractures in mechanical problems. Our aim is to solve a 2D mechanical problem with a fracture which is defined separately from finite-element discretization and the fracture properties are included through the constitutive laws. This will be performed based on the principles of the extended finite element method as a way of fracture description, enrichment functions for rock elements containing fractures, etc. We present an approach to describing a simple mechanical problem in COMSOL Java API together with a proposal of a solution method, and we also demonstrate the potential of COMSOL Java API for solving more complicated problems with fractures.},
author = {Škarydová, Ilona, Hokr, Milan},
booktitle = {Programs and Algorithms of Numerical Mathematics},
keywords = {mechanical problems in fractured rock; plane strain; extended finite element method; COMSOL Java API},
location = {Prague},
pages = {200-206},
publisher = {Institute of Mathematics AS CR},
title = {Solution of mechanical problems in fractured rock with the user-defined interface of COMSOL multiphysics},
url = {http://eudml.org/doc/269908},
year = {2015},
}

TY - CLSWK
AU - Škarydová, Ilona
AU - Hokr, Milan
TI - Solution of mechanical problems in fractured rock with the user-defined interface of COMSOL multiphysics
T2 - Programs and Algorithms of Numerical Mathematics
PY - 2015
CY - Prague
PB - Institute of Mathematics AS CR
SP - 200
EP - 206
AB - This paper presents the main concept and several key features of the user-defined interface of COMSOL Java API for the solution of mechanical problems in fractured rock. This commercial computational system based on FEM has yet to incorporate fractures in mechanical problems. Our aim is to solve a 2D mechanical problem with a fracture which is defined separately from finite-element discretization and the fracture properties are included through the constitutive laws. This will be performed based on the principles of the extended finite element method as a way of fracture description, enrichment functions for rock elements containing fractures, etc. We present an approach to describing a simple mechanical problem in COMSOL Java API together with a proposal of a solution method, and we also demonstrate the potential of COMSOL Java API for solving more complicated problems with fractures.
KW - mechanical problems in fractured rock; plane strain; extended finite element method; COMSOL Java API
UR - http://eudml.org/doc/269908
ER -

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