DFN: an emerging tool for stochastic modelling and geomechanical design

P Kolapo, NO Ogunsola, P Munemo, D Alewi… - Eng, 2023 - mdpi.com
The discrete fracture networks (DFN) have become indispensable tools for geomechanical
modelling of jointed rock masses. The technology creates a three-dimensional (3D) …

Seepage and Heat Transfer of Dominant Flow in Fractured Geothermal Reservoirs: A Review and Outlook

Z Liu, Y Liu, T Li, M Wei - Water, 2023 - mdpi.com
Deep geothermal reservoirs have great potential for exploitation and are characterized by
high temperatures, high stress, and strong heterogeneity. However, these reservoirs contain …

Comparative study on heat extraction from Soultz-sous-Forêts geothermal field using supercritical carbon dioxide and water as the working fluid

M Singh, S Mahmoodpour, R Ershadnia, MR Soltanian… - Energy, 2023 - Elsevier
Energy extraction from the deep subsurface requires engineering using a working fluid
circulation in well doublet. This study developed a field-scale hydro-thermal model to …

Impact of well placement in the fractured geothermal reservoirs based on available discrete fractured system

S Mahmoodpour, M Singh, K Bär, I Sass - Geosciences, 2022 - mdpi.com
Well placement in a given geological setting for a fractured geothermal reservoir is
necessary for enhanced geothermal operations. High computational cost associated with …

Effects of pore water-rock reaction on heat extraction from the karst geothermal reservoirs: Based on the dual media model

J Ji, X Song, J Yi, G Song, G Wang - Energy, 2024 - Elsevier
Fractures and caves are the main flow and storage channels for the karst geothermal
reservoirs, and the water-rock reaction within them significantly affects the thermal …

Data-driven geothermal reservoir modeling: Estimating permeability distributions by machine learning

A Suzuki, K Fukui, S Onodera, J Ishizaki, T Hashida - Geosciences, 2022 - mdpi.com
Numerical modeling for geothermal reservoir engineering is a crucial process to evaluate
the performance of the reservoir and to develop strategies for the future development. The …

Structural architecture and permeability patterns of crystalline reservoir rocks in the Northern Upper Rhine Graben: Insights from surface analogues of the Odenwald

C Bossennec, L Seib, M Frey, J van der Vaart, I Sass - Energies, 2022 - mdpi.com
Fracture network is a crucial element to address in any model of the thermo-hydro-
mechanical behaviour of a reservoir rock. This study aims to provide quantified datasets and …

Techno-economic assessment of geothermal resources in the variscan basement of the northern upper rhine Graben

M Frey, J van der Vaart, K Bär, C Bossennec… - Natural Resources …, 2023 - Springer
Deep geothermal energy represents an essential component of the future energy supply
because the resources greatly exceed the demand, and the base load capability can …

Numerical simulation of thermo-hydro-mechanical processes at Soultz-sous-Forets

S Mahmoodpour, M Singh, R Mahyapour, SK Tangirala… - Energies, 2022 - mdpi.com
Porosity and permeability alteration due to the thermo-poro-elastic stress field disturbance
from the cold fluid injection is a deciding factor for longer, more economic, and safer heat …

Interdisciplinary fracture network characterization in the crystalline basement: a case study from the Southern Odenwald, SW Germany

M Frey, C Bossennec, L Seib, K Bär… - Solid Earth …, 2021 - se.copernicus.org
The crystalline basement is considered a ubiquitous and almost inexhaustible source of
geothermal energy in the Upper Rhine Graben and other regions worldwide. The hydraulic …