The importance of investigating and addressing climate change, through the use of
renewable energy, is substantially increasing. Shallow geothermal energy is usually a …

Ground heat exchanger is a significant part of the ground source heat pumps system with
environment-friendly and energy-saving. The coefficient of performance for the ground …

Recently, various configurations especially single U-tube ground heat exchangers have
been studied to improve the thermal performance of ground heat exchangers. Although …

Abstract Borehole Heat Exchanger is one of the main elements of Ground-Coupled Heat
Pump and its performance is directly related to the heat pump Coefficient of Performance. In …

The medium and deep U-type borehole heat exchanger (MDUBHE) system is a novel
technology to extract deep geothermal energy for building heating. The thermal performance …

In recent years, among renewable energies, the geothermal resource exploitation shows a
constant growth; specifically, in countries engaged in CO 2 emissions reduction and …

To better understand the influence of ground surface boundary conditions (GSBC) on the
thermal performances of U-shaped ground heat exchangers (UGHE), this study proposes a …

With the increase of mineral mining depth, the technologies of constructing heat exchanger
in stopes to exploit geothermal resources from deep mines have received great attention …

In the classical analytical coaxial borehole heat exchanger (CBHE) models, the variations of
the specific heat flux exchanged vertically along the depth of CBHE are ignored, which …

The performance of the ground heat exchanger (GHE) possesses a pivotal role in the
geothermal exploitation. In recent years, a growing body of literature that recognizes the …