Thermal performance enhancement of Borehole Heat Exchangers by thermally induced groundwater convection in aquifers

J Luo, Y Shao, Z Yan, X Han, Q Guo - Renewable Energy, 2025‏ - Elsevier
The groundwater flow can significantly influence the thermal performance of Borehole Heat
Exchangers (BHEs). However, natural groundwater flows are often extremely slow …

Advanced backfilling materials for enhancing the thermal efficiency of ground heat exchangers

U Calviño, JP Vallejo, Y Ding, L Lugo - Journal of Molecular Liquids, 2025‏ - Elsevier
Residential and industrial heating and cooling systems are among the largest consumers of
energy. To meet the growing energy demand in this sector, sustainable solutions are being …

A novel type of borehole heat exchanger wrapped with shape-stabilized phase change material

Z Zhou, Y Tao, Y Wang, JY Tu, R Du, ZT Sun… - Thermal Science and …, 2025‏ - Elsevier
Phase change materials (PCMs) are often used in borehole heat exchangers (BHEs) to
improve their performance. However, the most commonly used method of full borehole …

[HTML][HTML] Study of the Transient Heat Transfer of a Single-U-Tube Ground Heat Exchanger by Integrating a Forward-Difference Numerical Scheme with an Analytical …

EM Salilih, ED Kerme, AS Fung, WH Leong… - Processes, 2024‏ - mdpi.com
This study presents the development of a novel computational technique for modeling the
transient heat transfer in the outer and inner regions of a single U-tube ground heat …

Heat Transfer Performance Analysis of Medium–Deep Coaxial Borehole Heat Exchanger: Combination of Heat Extraction Operation Test and Numerical Simulation

J Li, Y Lei, L Li, S Chen - Journal of …, 2025‏ - asmedigitalcollection.asme.org
Geothermal energy is a clean and renewable energy source that can effectively reduce
carbon emissions. Coaxial borehole heat exchanger (CBHE) is a crucial component of the …