A review on energy piles design, sizing and modelling

J Fadejev, R Simson, J Kurnitski, F Haghighat - Energy, 2017 - Elsevier
Boreholes and energy piles coupled with ground source heat pump plants utilize renewable
geothermal energy for buildings heating and cooling purposes and need proper design and …

Experimental investigation of thermal performance of ground source heat pump system for summer and monsoon seasons of Himalayan region of India: A case study

S Kumar, K Murugesan - Renewable Energy, 2024 - Elsevier
In the present experimental research work examines the thermal interactions of borehole
heat exchangers on the ground side and psychrometric process involved inside the room …

Thermal performance of two-independent-circuit borehole heat exchanger in solar-assisted ground source heat pump system

C Zhang, X Lu, Y Guo, C Xu, D Peng - Renewable Energy, 2024 - Elsevier
Abstract The Two-Independent-Circuit Borehole Heat Exchanger (TICBHE) has become the
focus of attention, partly due to the potential to reduce system complexity of circulating fluid …

Optimization of geothermal interaction of a double U-tube borehole heat exchanger for space heating and cooling applications using Taguchi method and utility …

S Kumar, K Murugesan - Geothermics, 2020 - Elsevier
Optimization results for thermal interaction of a double U-tube borehole heat exchanger
(BHE) used along with a 5 ton capacity ground source heat pump system (GSHP), are …

Freezing of geothermal borehole surroundings: A numerical and experimental assessment with applications

P Eslami-nejad, M Bernier - Applied Energy, 2012 - Elsevier
This study examines the thermal consequences of freezing the ground in the immediate
vicinity of geothermal boreholes. First, a one-dimensional radial numerical heat transfer …

Coupling of geothermal heat pumps with thermal solar collectors using double U-tube boreholes with two independent circuits

P Eslami-Nejad, M Bernier - Applied Thermal Engineering, 2011 - Elsevier
This study presents an analytical model to predict steady-state heat transfer in double U-
tube boreholes with two independent circuits operating with unequal mass flow rates and …

Modeling of vertical ground heat exchangers

S Koohi-Fayegh, MA Rosen - International Journal of Green Energy, 2021 - Taylor & Francis
Below a certain depth, the ground temperature remains almost unchanged annually. This
phenomenon can be exploited by coupling a ground heat exchanger to a heat pump, storing …

Analysis of double U-tube ground heat exchanger for renewable energy applications with two-region simulation model by combining analytical and numerical …

EM Salilih, NH Abu-Hamdeh, HF Oztop - International Communications in …, 2021 - Elsevier
This research is concerned on heat transfer analysis and modelling in a double U-tube
borehole heat exchanger (BHE), via dividing the borehole into two separate regions. The …

Revised heat transfer modeling of double-U vertical ground-coupled heat exchangers

P Conti, D Testi, W Grassi - Applied Thermal Engineering, 2016 - Elsevier
This article deals with analytical heat transfer modeling of double-U borehole heat
exchangers. We propose five original, plain and comprehensive expressions to evaluate …

Transient heat transfer simulation, analysis and thermal performance study of double U-tube borehole heat exchanger based on numerical heat transfer model

ED Kerme, AS Fung - Applied Thermal Engineering, 2020 - Elsevier
This paper proposes numerical unsteady heat transfer model that predicts the transient heat
transfer in the double U-tube borehole heat exchanger (BHE) where the U-tubes can …