Review on heat extraction systems of hot dry rock: Classifications, benefits, limitations, research status and future prospects
M Qiao, Z Jing, C Feng, M Li, C Chen, X Zou… - … and Sustainable Energy …, 2024 - Elsevier
Hot dry rock geothermal resources are widely distributed at various reservoir depths,
possessing high energy potential and substantial extraction prospects. Heat extraction …
possessing high energy potential and substantial extraction prospects. Heat extraction …
Insight into the investigation of heat extraction performance affected by natural fractures in enhanced geothermal system (EGS) with THM multiphysical field model
J Liu, P Zhao, J Peng, H Xian - Renewable Energy, 2024 - Elsevier
Geothermal resources have important value for its development and utilization. In this work,
a thermal–hydraulic–mechanical (THM) coupled numerical model is developed to simulate …
a thermal–hydraulic–mechanical (THM) coupled numerical model is developed to simulate …
Thermal destressing: Implications for short-circuiting in enhanced geothermal systems
ML McLean, DN Espinoza - Renewable Energy, 2023 - Elsevier
Abstract Viable Enhanced Geothermal Systems (EGS) require (1) access to large reservoir
volumes at high temperatures and (2) sufficient permeability for large production flow rates …
volumes at high temperatures and (2) sufficient permeability for large production flow rates …
A three-dimensional coupled thermo-hydro-mechanical numerical model with partially bridging multi-stage contact fractures in horizontal-well enhanced geothermal …
Abstract Enhanced Geothermal Systems (EGS), engineered deep rock heat exchangers, are
often touted for their massive untapped renewable energy potential. However, numerous …
often touted for their massive untapped renewable energy potential. However, numerous …
An evaluation framework for production performance of high-temperature fractured and karstified geothermal reservoirs: Production mechanism, sensitivity study, and …
Abstract High-temperature (> 150° C) geothermal resources have great potential for
sustainable power generation. These geothermal resources can be exploited efficiently …
sustainable power generation. These geothermal resources can be exploited efficiently …
Numerical simulation of geothermal energy production from hot dry rocks under the interplay between the heterogeneous fracture and stimulated reservoir volume
Efficient development of hot dry rock (HDR) relies on a thorough assessment of the
extraction potential. Stimulated reservoir volumes (SRV) and hydraulic fractures are the …
extraction potential. Stimulated reservoir volumes (SRV) and hydraulic fractures are the …
Changes in mechanical properties and fracture behaviors of heated marble subjected to liquid nitrogen cooling
S Su, P Hou, F Gao, X Liang, R Ding, C Cai - Engineering Fracture …, 2022 - Elsevier
Liquid nitrogen (LN 2) fracturing is a novel waterless fracturing technology that has
significant potential for application in the development of geothermal resources. In this study …
significant potential for application in the development of geothermal resources. In this study …
Multiscale short-circuiting mechanisms in multiple fracture enhanced geothermal systems
Heat extraction from an enhanced geothermal system (EGS) is a complex coupled thermo-
hydro-mechanical process. The viability of an EGS is compromised by short-circuiting, a …
hydro-mechanical process. The viability of an EGS is compromised by short-circuiting, a …
Numerical study on a multifracture enhanced geothermal system considering matrix permeability enhancement induced by thermal unloading
P Zhao, J Liu, D Elsworth - Renewable Energy, 2023 - Elsevier
We explore an enhanced geothermal system (EGS) reservoir with horizontal wells
connecting multiple hydraulic fractures. In particular we follow the implications of complex …
connecting multiple hydraulic fractures. In particular we follow the implications of complex …
A regenerative Enhanced Geothermal System for heat and electricity production as well as energy storage
Abstract Enhanced Geothermal Systems (EGSs) evolved from hot dry rock (HDR) can play a
crucial role in fulfilling the energy demands while boosting the transition toward carbon …
crucial role in fulfilling the energy demands while boosting the transition toward carbon …