Results 1 to 10 of about 2,892,347 (284)

A numerical study on heat transfer performances of horizontal ground heat exchangers in ground-source heat pumps. [PDF]

open access: yesPLoS One, 2021
Horizontal ground heat exchangers (HGHEs) have advantages such as convenient construction and low cost; however, their application and popularization are restricted owing to traditional linear HGHEs occupying large space and presenting low total heat transfer capacity.
Zou H, Pei P, Wang C, Hao D.
europepmc   +5 more sources

Carrier fluid temperature data in vertical ground heat exchangers with a varying pipe separation [PDF]

open access: yesData in Brief, 2018
The dataset in this article is related to shallow geothermal energy systems, which efficiently provide renewable heating and cooling to buildings, and specifically to the performance of the vertical ground heat exchangers (GHE) embedded in the ground ...
Nikolas Makasis   +3 more
doaj   +2 more sources

Numerical Analysis of Minimum Ground Temperature for Heat Extraction in Horizontal Ground Heat Exchangers [PDF]

open access: yesEnergies, 2021
In this work, numerical simulation calculations were performed to investigate the minimum ground temperature that occurs when extracting thermal energy in a horizontal ground heat exchanger system in the Central European climate.
Krystian Leski   +3 more
doaj   +2 more sources

The conditions of twenty-four—hour charging of the group ground accumulator of solar plant system

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2015
The numerical investigations of unsteady heat transfer in the seasonal heat accumulator of a solar plant system with the 9 ground heat exchangers in process of periodic, with day cycle, charging at the summer period are carried out.
Віктор Васильович Височин   +1 more
doaj   +7 more sources

Structural factors of solar system cluster ground coupled storage rationalization

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2015
The computational investigations of unsteady heat transfer in seasonal solar heat storage system were conducted. This storage system consists of nine ground heat exchangers.
Віктор Васильович Височин   +1 more
doaj   +7 more sources

Prospects of shallow geothermal systems in HVAC for NZEB

open access: yesEnergy and Built Environment, 2021
Shallow geothermal systems use the thermal inertia of the earth to provide a temperature gradient between the ambient conditions and the underground soil. This thermal inertia can be used by the heat exchangers to provide space heating and cooling during
Irfan Ahmad Gondal
doaj   +1 more source

Shared ground heat exchange for the decarbonisation of heat [PDF]

open access: yes, 2022
Shared ground heat exchange can deliver low-carbon electrified heat where individual heat pumps or heat networks are not feasible, such as in terraced homes. However, there is a policy gap around these mid-scale heat solutions. We outline the benefits and challenges of shared ground heat exchange, and actions needed by policy, housing, and innovation ...
Bale, C, Barns, D, Turner, J
openaire   +2 more sources

Developing analysis approaches for energy walls [PDF]

open access: yesE3S Web of Conferences, 2020
The use of diaphragm or bored pile walls as ground heat exchangers as well as embedded retaining structures has gained popularity in recent years. Dual use of structure foundations in this way has the potential to reduce the costs of associated ground ...
Shafagh Ida, Loveridge Fleur
doaj   +1 more source

Transient multipole expansion for heat transfer in ground heat exchangers [PDF]

open access: yesScience and Technology for the Built Environment, 2020
A transient multipole method for short-term simulations of ground heat exchangers (GHEs) is presented.
Carlos Prieto, Massimo Cimmino
openaire   +2 more sources

Ground heat exchange potential of Green Infrastructure

open access: yesGeothermics, 2022
Geothermics : an international journal of geothermal research and its applications 101, 102351 (2022).
Anil Yildiz, Ross A. Stirling
openaire   +3 more sources

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