Results 101 to 110 of about 960 (207)

Research Progress on CO₂ as Geothermal Working Fluid: A Review

Energies
With the continuous increase in global greenhouse gas emissions, the impacts of climate change are becoming increasingly severe. In this context, geothermal energy has gained significant attention due to its numerous advantages. Alongside advancements in
Lianghan Cong, Shuaiyi Lu, Pan Jiang, Tianqi Zheng, Ziwang Yu, Xiaoshu Lü   +5 more
doaj   +1 more source

Investigation of Thermal Stress of Cement Sheath for Geothermal Wells during Fracturing

Energies, 2018
Geothermal energy development has increasingly been studied in recently decades because of its renewable and sustainable features. It can be divided into two categories: traditional geothermal (hydrothermal) systems and enhanced geothermal systems (EGS ...
Honglin Xu, Nian Peng, Tianshou Ma, Bin Yang   +3 more
doaj   +1 more source

Impacts of natural fracture geometries on heat production in enhanced geothermal systems: from 3D discrete fracture models to uncertainty analysis

Energy Conversion and Management: X
Fracture geometry is critical for Enhanced Geothermal Systems (EGS) performance. This study uses 3D ensemble simulations to investigate how natural fracture characteristics affect long-term heat production.
Tao Chen, Yu Zhang, Darius Mottaghy
doaj   +1 more source

Numerical simulation of multi-field coupling in geothermal reservoir heat extraction of enhanced geothermal systems

Journal of Petroleum Exploration and Production Technology
The coupled analysis of multi-field heat and mass transfer in geothermal reservoirs is a pivotal concern within the realm of geothermal rock exploitation. It holds significant implications for the assessment of thermal energy capacity and the formulation
Zhi Zeng, Weijun Shen, Mingcang Wang, Zhiyu Li, Xiangyang Wang, Jianghui Ding   +5 more
doaj   +1 more source

Data-Driven Visualization of the Dynamics of Geothermal Energy and Hot Dry Rock Research

Energies
Geothermal energy and hot dry rock (HDR), as an important clean energy technology, have garnered widespread attention globally in recent years. Enhanced Geothermal Systems (EGS), a technology for extracting energy from low-permeability Hot Dry Rock (HDR)
Xiangcheng Que, Shu Zhu, Bei Han
doaj   +1 more source

Experimental Technique for Modeling Multi-Field Coupled Transport in Multi-Fracture Geothermal Reservoirs

Energies
In the operation of enhanced geothermal systems (EGSs), complex physical and chemical coupling processes, which are crucial for the efficient exploitation of geothermal energy, are involved.
Peng Xiao, Xiaonan Li, Yu Li, Bin Chen, Yudong Tang, Xiufeng Ge, Yan Qin, Hong Tian, Jun Zheng   +8 more
doaj   +1 more source

Numerical investigation of flow distribution and energy extraction in multi-fractured doublet Enhanced Geothermal Systems (EGS)

International Journal of Thermofluids
Enhanced Geothermal Systems (EGS) offer significant potential for sustainable, high-temperature energy extraction, yet their efficiency depends strongly on how fluid flow and heat transfer evolve within complex fracture networks.
M.J. Uddin, M.M. Rahman, Salah A. Faroughi   +2 more
doaj   +1 more source

Deployment of deep enhanced geothermal systems for sustainable energy business.

, 2016
International audienceThe DEEPEGS project is an innovation demonstration project, supported by the H2020 European Commission programme. The goal is to demonstrate the feasibility of enhanced geothermal systems (EGS) for delivering energy from renewable ...
Saether, S, Edelmann, T, Vergnes, P, Palsson, B, Peter-Borie, Mariane, Ingolfsson, H,, Gaucher, E., Friðleifsson, G,, Thorbjörnsson, I,, Bertani, R., Fridleifsson, G,, Kohl, T., Bogason, Sigurdur,   +12 more
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The Thermal-Hydraulic-Mechanical Coupling Effects on Heat Extraction of Enhanced Geothermal Systems

, 2015
During heat extraction in enhanced geothermal systems （EGS）, the reservoir porosity and permeability can be greatly affected by the multi-physical coupling of Thermal （T）, Hydraulic （H）, and Mechanical （M） actions. In the present work we develop a three-
黄文博, 曹文炅, 蒋方明
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Induced seismicity and the viability of enhanced geothermal systems [PDF]

, 2013
This paper addresses the issue of induced seismicity by Enhanced Geothermal Systems and what this means in terms of its widespread commercial development. EGS promises to bring the potential of energy from geothermal systems to areas that do not have the
Slatter, Daryl
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