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Thermodynamic, economic, and environmental performance comparison of typical geothermal power generation systems driven by hot dry rock

open access: yesEnergy Reports, 2022
Hot dry rock has attracted broad attention due to its relatively high temperature and abundant resources. To match the power generation system suitable for low dryness hot dry rock geothermal fluid, this paper constructed four power generation systems ...
Tailu Li   +4 more
doaj   +3 more sources

Imaging Thermal Anomalies in Hot Dry Rock Geothermal Systems from Near-Surface Geophysical Modelling [PDF]

open access: yesRemote Sensing, 2019
Convective hydrothermal systems have been extensively studied using electrical and electromagnetic methods given the strong correlation between low conductivity anomalies associated with hydrothermal brines and high temperature areas.
David Gomez-Ortiz   +7 more
doaj   +5 more sources

Failure Behavior of Hot-Dry-Rock (HDR) in Enhanced Geothermal Systems: Macro to Micro Scale Effects [PDF]

open access: yesGeofluids, 2020
Evaluations of the mechanical properties and failure modes of granite at high temperatures are important issues for underground projects such as enhanced geothermal systems and nuclear waste disposal.
Hongwei Zhang   +2 more
doaj   +2 more sources

Optimization of Organic Rankine Cycle for Hot Dry Rock Power System: A Stackelberg Game Approach

open access: yesEnergies
Due to its simple structure and stable operation, the Organic Rankine Cycle (ORC) has gained significant attention as a primary solution for low-grade thermal power generation.
Zhehao Hu, Wenbin Wu, Yang Si
doaj   +2 more sources

Lithospheric thermo-rheological structure of the Huangshadong geothermal field in Huizhou of Guangdong and its heat-sources implications

open access: yesShuiwen dizhi gongcheng dizhi, 2023
The thermo-rheological structure of the lithosphere is an effective method to reveal the thermal state within the lithosphere. Studies of the thermo-rheological structure of the lithosphere in geothermal anomaly areas can effectively constrain the ...
Haonan GAN   +6 more
doaj   +1 more source

Hydraulic Fracturing in Enhanced Geothermal Systems—Field, Tectonic and Rock Mechanics Conditions—A Review

open access: yesEnergies, 2021
Hydraulic fracturing (HF) is a well-known stimulation method used to increase production from conventional and unconventional hydrocarbon reservoirs. In recent years, HF has been widely used in Enhanced Geothermal Systems (EGS).
Rafał Moska   +2 more
doaj   +1 more source

Mathematical model of a Hot Dry Rock system [PDF]

open access: yesGeophysical Journal International, 1991
SUMMARY We derive a mathematical model which can be used to determine the evolution of the temperature in a Hot Dry Rock system. The essential feature of this approach is given by the fact that the solution is available by analytical methods. Therefore, long-term predictions of the evolution of the temperature as well as a detailed study concerning the
Heuer, Norbert   +2 more
openaire   +2 more sources

Geothermal potential and genetic mechanisms of the geothermal system in the mountainous area on the northern margin of north china

open access: yesEnergy Exploration & Exploitation, 2022
Geothermal resources as clean and renewable energy can be utilized for agriculture, tourism, and industry. The assessment of geothermal potential and the study of genetic mechanism of the geothermal system is an essential part of geothermal resource ...
Feng Liu   +5 more
doaj   +1 more source

Neotectonics of Turkey and its geothermal implication

open access: yesBulletin of the Mineral Research and Exploration, 2023
Favourable conditions for geothermal energy were created in Turkey during its neotectonic episode from Neogene to Quaternary. This episode is characterized mainly by fluvio-lacustrine sedimentation and strike-slip tectonics with associated magmatism ...
Şebnem Önder, Naci Görür
doaj   +1 more source

An Analytical Hierarchy-Based Method for Quantifying Hydraulic Fracturing Stimulation to Improve Geothermal Well Productivity

open access: yesEnergies, 2022
Hydraulic fracturing (HF) has been used for years to enhance oil and gas production from conventional and unconventional reservoirs. HF in enhanced geothermal systems (EGS) has become increasingly common in recent years.
Qamar Yasin   +3 more
doaj   +1 more source

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