Carbon dioxide emissions mitigation strategy through enhanced geothermal systems: western Anatolia, Turkey
Sign Up to like & getrecommendations! Published in 2022 at "Environmental Earth Sciences"
DOI: 10.1007/s12665-022-10345-5
Abstract: Although Turkey is not the biggest GHG polluter, its emissions have increased by 110.4% since 1990. Currently, its CO2 emissions alone have crossed 400 Mt. Within the scope of 2 °C targets (2D scenario), the… read more here.
Keywords: turkey; enhanced geothermal; western anatolia; energy ... See more keywords
Performance of enhanced geothermal system (EGS) in fractured geothermal reservoirs with CO2 as working fluid
Sign Up to like & getrecommendations! Published in 2019 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2019.02.024
Abstract: Abstract Creating an open, connected fracture by hydraulic stimulation is vital to heat mining in an enhanced geothermal system (EGS). The existence of natural fractures, which seriously affects the development pattern, can complicate the hydraulic… read more here.
Keywords: fractured geothermal; working fluid; fracture; geothermal reservoirs ... See more keywords
Injection strategies in an enhanced geothermal system based on discrete fractures model
Sign Up to like & getrecommendations! Published in 2020 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2019.114812
Abstract: Abstract In this investigation, injection and recovery strategies are studied in order to improve the performance of an Enhanced Geothermal System with multiple fractures. The three-dimensional heterogeneous reservoir intercepted by three inclined discrete fractures is… read more here.
Keywords: discrete fractures; temperature; geothermal system; enhanced geothermal ... See more keywords
Chemical stimulation on the hydraulic properties of artificially fractured granite for enhanced geothermal system
Sign Up to like & getrecommendations! Published in 2018 at "Energy"
DOI: 10.1016/j.energy.2017.10.086
Abstract: Abstract Hydraulic fracturing is often conducted to create artificial fractures as flow paths in Hot Dry Rock (HDR) geothermal reservoirs. However, the fractures could be closed due to the high geo-stress conditions, resulting in low… read more here.
Keywords: enhanced geothermal; stimulation; hydraulic properties; fractured granite ... See more keywords
Evaluation of a cation-exchanging tracer to interrogate fracture surface area in enhanced geothermal systems
Sign Up to like & getrecommendations! Published in 2018 at "Geothermics"
DOI: 10.1016/j.geothermics.2017.08.002
Abstract: Column transport experiments were conducted at 225 °C and 300 °C using a crushed amphibolite schist from Fenton Hill, NM to evaluate lithium ion as a cation-exchanging tracer to interrogate fracture surface area in enhanced… read more here.
Keywords: area enhanced; enhanced geothermal; fracture surface; surface area ... See more keywords
Stochastic workflows for the evaluation of Enhanced Geothermal System (EGS) potential in geothermal greenfields with sparse data: the case study of Acoculco, Mexico
Sign Up to like & getrecommendations! Published in 2020 at "Geothermics"
DOI: 10.1016/j.geothermics.2020.101879
Abstract: Abstract This paper presents a workflow for resource characterization and assessment of exploration geothermal fields with minimum data. Our approach utilizes stochastic methods to estimate the temperature distribution at potential target depths by focusing on… read more here.
Keywords: acoculco mexico; temperature; production; enhanced geothermal ... See more keywords
Geothermal reservoir stimulation through hydro-shearing: an experimental study under conditions close to enhanced geothermal systems
Sign Up to like & getrecommendations! Published in 2021 at "Geothermics"
DOI: 10.1016/j.geothermics.2021.102200
Abstract: Abstract Injection-induced shear stimulation (commonly known as ‘hydro-shearing’) is often implemented in Enhanced Geothermal Systems (EGS) to enhance the reservoir permeability. Hydro-shearing occurs when a critically stressed pre-existing fracture (or fault) slips at an injection… read more here.
Keywords: hydro shearing; geothermal systems; hydro; fracture ... See more keywords
Fully coupled thermo-hydro-mechanical approach to model fracture response to injection process in enhanced geothermal systems using displacement discontinuity and finite element method
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2021.109240
Abstract: Abstract Assessing, predicting, and controlling injection-induced seismicity is a major challenge for developing enhanced geothermal systems (EGS) due to the complexity of coupled thermo-hydro-mechanical (THM) processes. This study aimed to develop a fully coupled numerical… read more here.
Keywords: geothermal systems; fully coupled; injection; fracture ... See more keywords
Parameter sensitivity analysis and optimization strategy research of enhanced geothermal system: A case study in Guide Basin, Northwestern China
Sign Up to like & getrecommendations! Published in 2020 at "Renewable Energy"
DOI: 10.1016/j.renene.2020.02.058
Abstract: Abstract Guide Basin is a potential site for enhanced geothermal system development in China. The optimal strategy is needed to maximize heat production potential and provide support for the future stimulation design. In this work,… read more here.
Keywords: guide basin; temperature; enhanced geothermal; water ... See more keywords
Sensitivity analysis of coupled processes and parameters on the performance of enhanced geothermal systems
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/s41598-017-14273-4
Abstract: Abstract3-D modeling of coupled thermo-hydro-mechanical (THM) processes in enhanced geothermal systems using the control volume finite element code was done. In a first, a comparative analysis on the effects of coupled processes, operational parameters and… read more here.
Keywords: extraction; coupled processes; enhanced geothermal; analysis ... See more keywords
Autonomous Fracture Conductivity Using Expandable Proppants in Enhanced Geothermal Systems
Sign Up to like & getrecommendations! Published in 2023 at "SPE Journal"
DOI: 10.2118/215823-pa
Abstract: Early thermal breakthrough in enhanced geothermal systems (EGS) due to the presence of preferential flow channels is a major challenge that endangers efficient and economic heat extraction in such systems. Previous studies mainly focused on… read more here.
Keywords: fracture; fracture conductivity; geothermal systems; enhanced geothermal ... See more keywords