Characterisation of ground thermal and thermo-mechanical behaviour for shallow geothermal energy applications

A Vieira, M Alberdi-Pagola, P Christodoulides, S Javed… - Energies, 2017 - mdpi.com
Increasing use of the ground as a thermal reservoir is expected in the near future. Shallow
geothermal energy (SGE) systems have proved to be sustainable alternative solutions for …

Critical review on efficiency of ground heat exchangers in heat pump systems

A Eswiasi, P Mukhopadhyaya - Clean Technologies, 2020 - mdpi.com
Use of ground source heat pumps has increased significantly in recent years for space
heating and cooling of residential houses and commercial buildings, in both heating (ie, cold …

Improving the thermal performance of vertical ground heat exchanger by modifying spiral tube geometry: A numerical study

N Hasan, MH Ali, NA Pratik, N Lubaba, A Miyara - Heliyon, 2024 - cell.com
Ground heat exchanger (GHE) is the most crucial element of a ground source heat pump
(GSHP) system for building cooling and heating by the utilization of geothermal energy …

Modeling of vertical ground heat exchangers in the presence of groundwater flow and underground temperature gradient

II Stylianou, S Tassou, P Christodoulides, L Aresti… - Energy and …, 2019 - Elsevier
The paper focuses on the methodology for modeling the thermal response of vertical Ground
Heat Exchangers (GHEs), when imposing underground water flow and a temperature …

Investigating the thermal behaviour of geothermal pavements using Thermal Response Test (TRT)

Y Motamedi, N Makasis, X Gu, GA Narsilio… - Transportation …, 2021 - Elsevier
Geothermal pavements represents a novel approach to shallow geothermal energy
applications, in which horizontal ground heat exchangers are implemented within the …

Ground-source heat pump systems: the effect of variable pipe separation in ground heat exchangers

N Makasis, GA Narsilio, A Bidarmaghz… - Computers and …, 2018 - Elsevier
Closed loop ground-source heat pump (GSHP) systems use ground heat exchangers
(GHEs) to transfer heat to and from the ground and efficiently provide clean and renewable …

Investigation of the effect of seasonal variation in ground temperature on thermal response tests

L Jensen-Page, GA Narsilio, A Bidarmaghz… - Renewable Energy, 2018 - Elsevier
Abstract Economical design of Ground Heat Exchangers (GHEs) relies significantly on
accurate estimations of ground thermal properties, including undisturbed ground …

[HTML][HTML] Methodology for estimating the ground heat absorption rate of Ground Heat Exchangers

II Stylianou, G Florides, S Tassou, E Tsiolakis… - Energy, 2017 - Elsevier
Abstract In Ground Source Heat Pump systems, the heat exchange rate is an important
factor with regard to the initial cost of the system. When the Ground Heat Exchanger (GHE) is …

Performance of conventional and innovative single U-tube pipe configuration in vertical ground heat exchanger (VGHE)

A Eswiasi, P Mukhopadhyaya - Sustainability, 2021 - mdpi.com
A ground source heat pump system (GSHP) with a ground heat exchanger (GHE) is a
renewable and green technology used for heating and cooling residential and commercial …

A 3-Dimensional numerical thermal analysis for the configuration effect of a single and double U-Tube on the borehole performance

AH Tarrad - Energy Sustainability, 2021 - asmedigitalcollection.asme.org
The thermal design of a borehole is the most important task in the thermal performance
evaluation of a geothermal coupled heat pump system. It demands an understanding of the …