Review of analytical models for heat transfer by vertical ground heat exchangers (GHEs): A perspective of time and space scales

M Li, ACK Lai - Applied Energy, 2015 - Elsevier
Ground (or geothermal) heat exchangers are attracting a great deal of attention as a way of
using shallow geothermal energy. This paper provides not only a critical review but also a …

A review of the design aspects of ground heat exchangers

L Aresti, P Christodoulides, G Florides - Renewable and Sustainable …, 2018 - Elsevier
The advancement of technology and renewable energy systems (RES) have evolved
considerably through the years. Geothermal energy was first introduced in Italy in 1904 and …

Primary frequency control in isolated microgrids using thermostatically controllable loads

W Mendieta, CA Cañizares - IEEE Transactions on Smart Grid, 2020 - ieeexplore.ieee.org
Hybrid renewable energy sources (RES)-diesel systems are now being considered as an
economic, attractive and clean option for remote isolated microgrids, to offset diesel …

Insights into geothermal utilization of abandoned oil and gas wells

YL Nian, WL Cheng - Renewable and Sustainable Energy Reviews, 2018 - Elsevier
Abandoned oil and gas wells (AOGW) with high bottom-hole temperature contain abundant
geothermal energy, which can be retrofitted to a novel geothermal system for different …

A comprehensive review of geothermal energy evolution and development

M Soltani, F Moradi Kashkooli… - … Journal of Green …, 2019 - Taylor & Francis
Global energy demand is increasing, driven by population rise, technological development,
and a desire for a better lifestyle. However, because environmental issues such as fossil-fuel …

A comprehensive review on 2D and 3D models of vertical ground heat exchangers

Y Cui, J Zhu, S Twaha, S Riffat - Renewable and sustainable energy …, 2018 - Elsevier
The ground source heat pumps (GSHPs) have been extensively applied to commercial and
residential buildings owing to their high-energy efficiencies and low running costs. The key …

Thermal performance of the vertical ground heat exchanger with a novel elliptical single U-tube

A Jahanbin - Geothermics, 2020 - Elsevier
Abstract Ground-Coupled Heat Pumps (GCHPs) are known as a promising technology for
building climatization and domestic hot water production. The main concern to employ these …

Optimization of ground heat exchangers for space heating and cooling applications using Taguchi method and utility concept

N Pandey, K Murugesan, HR Thomas - Applied Energy, 2017 - Elsevier
Ground source heat pump (GSHP) systems utilize ground energy for space heating and
cooling applications with the help of ground heat exchangers (GHX). When GSHP is used …

Scientific achievements and regulation of shallow geothermal systems in six European countries–A review

V Somogyi, V Sebestyén, G Nagy - Renewable and Sustainable Energy …, 2017 - Elsevier
The aim of this paper is to review the recent scientific literature concerning geothermal heat
pumps and the existing regulations and/or technical guidelines in selected European …

A semi-analytical model for heat transfer in coaxial borehole heat exchangers

C Wang, Y Lu, L Chen, Z Huang, H Fang - Geothermics, 2021 - Elsevier
Heat transfer model is important for the design of coaxial borehole heat exchanger (CBHE).
However, the existing models have some disadvantages, such as costing too much …