Results 1 to 10 of about 37,854 (187)

Resource evaluation of geothermal power plant under the conditions of carboniferous deposits usage in the Dnipro-Donetsk depression [PDF]

open access: yesE3S Web of Conferences, 2018
The objective of the work is to substantiate the actualization of the problem of obtaining geothermal energy from oil and gas wells of oil and gas production facilities in the central-eastern part of the Dnieper-Donetsk Depression (DDD).
Fyk Mykhailo   +2 more
doaj   +2 more sources

Potential for heat production by retrofitting abandoned gas wells into geothermal wells. [PDF]

open access: yesPLoS ONE, 2019
Using abandoned gas wells as geothermal resources for energy production is an effective way to extract geothermal energy from geological formations. These abandoned wells have the potential to significantly contribute in the rising global demand for ...
Asif Mehmood   +5 more
doaj   +2 more sources

Geothermal Boreholes in Poland—Overview of the Current State of Knowledge

open access: yesEnergies, 2021
Geothermal energy can be useful after extraction from geothermal wells, borehole heat exchangers and/or natural sources. Types of geothermal boreholes are geothermal wells (for geothermal water production and injection) and borehole heat exchangers (for ...
Tomasz Sliwa   +4 more
doaj   +1 more source

Numerical Simulation and Design Optimization of Large-Scale Geothermal Production Based on a Multiwell Layout in Xianxian Geothermal Field

open access: yesLithosphere, 2022
Large-scale geothermal production based on a multiwell layout has been promoted by the development of clean energy. However, the theories about the effects of this geothermal production pattern on the temperature field of geothermal reservoirs are yet to
Yanguang Liu   +4 more
doaj   +1 more source

Prospects of Using Hydrocarbon Deposits from the Autochthonous Miocene Formation (Eastern Carpathian Foredeep, Poland) for Geothermal Purposes

open access: yesEnergies, 2021
There are many oil and gas fields around the world where the vast number of wells have been abandoned or suspended, mainly due to the depletion of reserves.
Anna Chmielowska   +2 more
doaj   +1 more source

A new mathematical modeling approach for thermal exploration efficiency under different geothermal well layout conditions

open access: yesScientific Reports, 2021
The water temperature at the outlet of the production well is an important index for evaluating efficient geothermal exploration. The arrangement mode of injection wells and production wells directly affects the temperature distribution of the production
Junyi Gao, Qipeng Shi
doaj   +1 more source

Simulation of thermal breakthrough factors affecting carbonate geothermal-to-well systems

open access: yesJournal of Groundwater Science and Engineering, 2023
Fractures play a pivotal role in carbonate thermal storage systems, serving as primary hydraulic conductivity channels that significantly influence thermal breakthrough times and heat extraction efficiency in geothermal-to-well systems.
Jia-xing Sun, Gao-fan Yue, Wei Zhang
doaj   +1 more source

Research on Design Method for Optimal Flow Rate of U-shaped Geothermal Well Based on Exergy Analysis

open access: yesEnergy Exploration & Exploitation, 2022
Closed-loop U-shaped geothermal wells show great potential owing to their special well-depth structure, which can provide a good flow rate and heat extraction.
Dong Xiao   +5 more
doaj   +1 more source

Study on number of geothermal wells based on flowing water and transferring heat in rock mass

open access: yesCase Studies in Thermal Engineering, 2023
The scientific selection of the number of pumping wells is directly related to the geothermal exploitation efficiency. In this paper, a new method is proposed to study the influence of different number of pumping wells on the geothermal exploitation ...
Junyi Gao, Qipeng Shi
doaj   +1 more source

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