Results 71 to 80 of about 467 (182)

How a sensitive analysis on the coupling geology and borehole heat exchanger characteristics can improve the efficiency and production of shallow geothermal plants. [PDF]

Heliyon, 2022
Chicco JM, Mandrone G.
europepmc   +1 more source

Estimation of borehole heat exchanger thermal properties

E3S Web of Conferences, 2018
An important issue in the design of installations with borehole heat exchangers (BHE) is knowledge of the thermo-physical properties of the grouting material and soil.
Wołoszyn Jerzy
doaj   +1 more source

Advances in ground heat exchangers for space heating and cooling: Review and perspectives

Energy and Built Environment
As a renewable energy source, geothermal energy has been widely used to provide space heating and cooling for buildings. The thermal performance of ground heat exchanger (GHE) is significant for the operating efficiency of the ground source heat pump ...
Ping Cui, Weibo Yang, Wenke Zhang, Ke Zhu, Jeffrey D. Spitler, Mingzhi Yu   +5 more
doaj   +1 more source

On freezing resistance of borehole heat exchangers

, 2015
info:eu-repo/semantics ...
Erol, Selcuk, François, Bertrand
openaire   +4 more sources

Installation Cost and Heat Extraction Performance Analysis of H-Shaped PC Pile Ground Heat Exchangers for Small Buildings

Energies
Ground source heat pump systems are one of the renewable energy heat utilization technologies that can reduce the energy for HVAC and hot water supplies and consequently mitigate the progression of global warming.
Takao Katsura, Katsuya Saito, Motoaki Oe, Katsunori Nagano   +3 more
doaj   +1 more source

Experimental study of a novel downhole heat exchanger utilizing working fluids for enhanced heat exchange

Case Studies in Thermal Engineering
This study designs and assesses a new type of shell and tube downhole heat exchanger (NDHE) equipped with organic working fluid (R32, R134a) to increase the thermal performance of the single well geothermal system.
Dongxi Liu, Di Gu, Wei Zhang, Maoqin Hu, Chuanshan Dai, Lanlan Tian, Shuantong Shangguan   +6 more
doaj   +1 more source

Study on the Effective Well Depth of Single U-Shaped Vertical Buried Pipes Based on Temperature Difference Analysis. [PDF]

ACS Omega, 2023
Zhang R, Xin Y.
europepmc   +1 more source

Wind-driven device for cooling permafrost. [PDF]

Nat Commun, 2023
Qin Y, Wang T, Yuan W.
europepmc   +1 more source

Efficient heating and cooling with borehole heat exchangers

ACC Journal, 2019
Axel Gerschel, Markus Haack, Prasanth Subramani, Lukas Stöckmann, Thomas Schäfer, Tom Walter, Tino Schütte, Jörn Krimmling   +7 more
openaire   +1 more source

Two thermal performance test (TPT) datasets of a single U-tube borehole heat exchanger with inlet setpoint temperatures of 30 °C and 40 °C. [PDF]

Data Brief, 2018
Choi W, Kikumoto H, Ooka R.
europepmc   +1 more source