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Ivar Stefansson's picture
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Eivind Senneset

Ivar Stefansson

Researcher
Department of Mathematics
  • E-mailivar.stefansson@uib.no
  • Visitor Address
    Allégaten 41
    Realfagbygget
    5007 Bergen
    Room 
    4A15f
  • Postal Address
    Postboks 7803
    5020 Bergen
Academic article
  • Show author(s) (2023). Numerical Treatment of State-Dependent Permeability in Multiphysics Problems. Water Resources Research.
  • Show author(s) (2021). Verification benchmarks for single-phase flow in three-dimensional fractured porous media. Advances in Water Resources.
  • Show author(s) (2021). PorePy: an open-source software for simulation of multiphysics processes in fractured porous media. Computational Geosciences. 243-265.
  • Show author(s) (2021). Numerical Modelling of Convection-Driven Cooling, Deformation and Fracturing of Thermo-Poroelastic Media. Transport in Porous Media. 371-394.
  • Show author(s) (2021). Hydro-mechanical simulation and analysis of induced seismicity for a hydraulic stimulation test at the Reykjanes geothermal field, Iceland. Geothermics. 1-16.
  • Show author(s) (2021). A fully coupled numerical model of thermo-hydro-mechanical processes and fracture contact mechanics in porous media. Computer Methods in Applied Mechanics and Engineering.
  • Show author(s) (2020). Fault slip in hydraulic stimulation of geothermal reservoirs: Governing mechanisms and process-structure interaction. The Leading Edge. 893-900.
  • Show author(s) (2019). Implementation of mixed-dimensional models for flow in fractured porous media. Lecture Notes in Computational Science and Engineering. 573-580.
  • Show author(s) (2018). Finite-volume discretisations for flow in fractured porous media. Transport in Porous Media. 439-462.
  • Show author(s) (2018). Benchmarks for single-phase flow in fractured porous media. Advances in Water Resources. 239-258.
Lecture
  • Show author(s) (2023). Network Meeting Bergen: Ground Source Heat Pump Energy System .
  • Show author(s) (2023). GeoEnergy 2023.
  • Show author(s) (2017). Coupled processes in geothermal systems.
Academic lecture
  • Show author(s) (2023). Modeling and Simulation of Fracture Deformation in Coupled Problems.
  • Show author(s) (2023). Elastic normal fracture deformation ​ in thermoporomechanical media.
  • Show author(s) (2022). Modeling and Simulation of Thermo-Hydro-Mechanical-Chemical Processes in Fractured Rocks with Applications to Geothermal Energy.
  • Show author(s) (2022). Mixed-dimensional hydromechanical modelling of an in situ hydroshearing experiment.
  • Show author(s) (2021). Thermal fracturing and natural convection: A hidden source of geothermal activity in the earth’s crust?
  • Show author(s) (2021). Discrete Fracture-Matrix Modelling of Coupled THM Processes and Fracture Deformation.
  • Show author(s) (2020). Modelling of process-structure interaction resulting from fluid injection in fractured subsurface systems.
  • Show author(s) (2020). A simulation model for fracture reactivation accounting for thermo-hydro-mechanical forces with applications to geothermal systems.
  • Show author(s) (2019). Numerical Methods for Flow in Fractured Porous Media in a Unified Implementation.
  • Show author(s) (2019). Mixed-dimensional discrete fracture matrix models with heterogeneous discretization and non-matching grids.
  • Show author(s) (2019). Enhancing Geothermal Reservoirs – Modelling and Analysis of Hydraulic and Thermal Stimulation.
  • Show author(s) (2018). Unified modeling and discretization of flow in fractured porous media.
  • Show author(s) (2018). PorePy: A Python Simulation Tool for Fractured and Deformable Porous Media​.
  • Show author(s) (2018). Modelling of thermal shock induced fracture growth.
  • Show author(s) (2017). [2] Benchmarking and comparison of numerical methods: overall considerations and a recent study of methods for flow in fractured porous media, Flow in Deformable Porous Media: Numerics and Benchmarks.
  • Show author(s) (2017). PorePy: A Python Simulation Tool for Fractured and Deformable Porous Media.
  • Show author(s) (2017). Handling of Fractures and Intersections in Finite Volume Methods.
  • Show author(s) (2017). Discretization of mixed-dimensional problems using legacy codes.
Software
  • Show author(s) (2023). PorePy: A Simulation Tool for Fractured and Deformable Porous Media, version 1.8.1.
  • Show author(s) (2021). PorePy versjon 1.5 (simuleringsverktøy for prosesser i oppsprukne porøse medier).
  • Show author(s) (2020). PorePy: Python Simulation Tool for Fractured and Deformable Porous Media. Versjon 1.3.
  • Show author(s) (2019). PorePy: A Simulation Tool for Fractured and Deformable Porous Media written in Python, v.1.0.
  • Show author(s) (2018). PorePy: A Simulation Tool for Fractured and Deformable Porous Media written in Python, versjon 0.4.3.
  • Show author(s) (2017). PorePy: A Simulation Tool for Fractured and Deformable Porous Media written in Python.
  • Show author(s) (2017). PorePy: A Python Simulation Tool for Fractured and Deformable Porous Media. Version 0.2.
Popular scientific article
  • Show author(s) (2022). Slik kan vi hente stabil, fornybar energi fra under bakken. https://forskning.no/.
  • Show author(s) (2022). Slik kan vi hente stabil, fornybar energi fra under bakken. Forskersonen.no.
  • Show author(s) (2019). Geotermisk energiproduksjon. Miljømagasinet. 21-21.
Documentary
  • Show author(s) (2022). Runar Lie Berge - Numerical methods for coupled processes in fractured porous media.
  • Show author(s) (2022). Ana Budiša - Preconditioning for Flow in Fractured Porous Media.
Academic chapter/article/Conference paper
  • Show author(s) (2021). Modelling of Thermally Induced Fracture Slip caused by Fluid Injection During Geothermal Production.
  • Show author(s) (2020). Finite Volume Discretisation of Fracture Deformation in Thermo-poroelastic Media. 8 pages.
Poster
  • Show author(s) (2019). Simulation of temperature and pressure driven fracture deformation.
  • Show author(s) (2017). Finite Volume Methods for Flow and Transport in 3-Dimensional Fractured Porous Media.
  • Show author(s) (2017). Coupling Conditions for Finite Volume Methods for Fractured Porous Media.

More information in national current research information system (CRIStin)

Fields of competence 
Computational mathematics
Fluid flow in porous media
Geothermal energy
Faults and fractures