Recent advances in various nanomaterials utilized in geothermal heat exchangers

Y Cui, S Tian, S Zoras, J Zhu - Nano Energy, 2024 - Elsevier
Geothermal heat exchanger (GHE) can be used in energy system for greenhouse gas
reduction, which has been recognized as one of important devices for renewable energy …

[HTML][HTML] Energy storage-integrated ground-source heat pumps for heating and cooling applications: A systematic review

A Saleem, T Ambreen, CE Ugalde-Loo - Journal of Energy Storage, 2024 - Elsevier
Renewable energy-based ground source heat pump (GSHP) systems have gained traction
as cost-effective and environmentally sustainable alternatives for heating and cooling …

Analysis of a borehole ground heat exchanger with shape-stabilized phase change material backfill

Z Zhou, Q Liu, Y Tao, Y Peng, T Zhou… - Applied Thermal …, 2023 - Elsevier
GSHP (ground source heat pump) is a popular green building technology that utilizes
renewable energy sources, but its efficiency can decrease significantly due to heat …

Numerical analysis of borehole heat exchanger using a single shape-stabilized phase change material in heating and cooling seasons

Z Deng, Y Nian, Q Liu, W Cheng - Journal of Energy Storage, 2023 - Elsevier
Borehole heat exchanger (BHE) plays a key role in ground source heat pump (GHSP) and
underground thermal energy storage for heating and cooling, which can backfill with phase …

[HTML][HTML] Temperature evolution around four laboratory-scale borehole heat exchangers grouted with phase change materials subjected to heating–cooling cycles: An …

G Žirgulis, H Javadi, OA Chaudhari, AN Ghafar… - Journal of Energy …, 2023 - Elsevier
This article presents the experimental results from a unique laboratory test-setup used to
comparative study of heat transfer conditions in borehole heat exchangers with different …

Storage periods and heating terminals types influence on the solar heating thermal storage volume in the Tibetan Plateau regions

H Liu, D Wang, X Jiao, M Gao, Y Liu, J Fan… - Journal of Energy …, 2023 - Elsevier
The scale of the thermal storage system is critical to balancing system fluctuations caused by
the mismatch between solar heat collection and heating load in time and space for solar …

Long-term borehole energy storage by the inlet position control for low temperature heat source application

JS Ok, HS Lim, SW Karng, YK Kim, YT Kang - Energy and Buildings, 2023 - Elsevier
Borehole thermal energy storage (BTES) systems are gaining attention due to their potential
to efficiently store and release thermal energy. However, the conventional BTES systems …

Grouting Mechanism of Polyurethane Composite Materials in Asphalt Pavement Subsidence

M Ran, X Zhou, Y Yan, R Jiang, X Zhou - Materials, 2023 - mdpi.com
The mechanical properties of polyurethane grouting materials were significantly improved
when cement, sodium meta-silicate, red mud, slag, and fly ash were added. However, the …

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 …

[HTML][HTML] Numerical analysis of the heat extraction performance of mine backfill heat exchanger based on phase change heat storage (PCHS-BFHE)

P Ning, F Ju, J Xu, M Xiao, T Wang, D Wang… - Case Studies in Thermal …, 2025 - Elsevier
Deep mines contain a large amount of hot-rock geothermal energy, and one method to
exploit it is to construct a backfill heat exchanger based on phase change heat storage …