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of great importance for the design and sizing of borehole thermal energy systems (BTESs). In Scandinavia groundwater … groundwater flow between the borehole and the surrounding rock. An enhanced heat transport then occurs due to the induced … part of the borehole while groundwater of ambient temperature enters the borehole through fractures at larger depths. This …
Persistent link: https://www.econbiz.de/10011044580
The objective of this study is to show the temperature distribution development in the borehole of the ground … was placed in a vertical borehole (VB) with 30 (VB1), 60 (VB2) and 90 (VB3)m depths and 150mm diameters. The experimental …
Persistent link: https://www.econbiz.de/10011044785
of safe and consistent water supplies for drinking and other domestic or agricultural uses. Borehole supplies are capable …
Persistent link: https://www.econbiz.de/10011044908
In this paper different approaches to groundwater flow and its effect in the vicinity of a borehole ground heat …
Persistent link: https://www.econbiz.de/10011045725
Analysis of borehole thermal resistance is important for the standard sizing of ground heat exchanger (GHE). In this … paper, a p-linear dimensionless average fluid temperature is proposed to estimate borehole thermal resistance. A p …
Persistent link: https://www.econbiz.de/10011045805
Persistent link: https://www.econbiz.de/10009404002
. First, a one-dimensional radial numerical heat transfer model is developed to evaluate heat transfer from the borehole wall … using temperature measurements. The apparatus mimics the behavior of a geothermal borehole and uses a homogeneous saturated …
Persistent link: https://www.econbiz.de/10010702560
In this paper a numerical model to analyze the thermal behaviour of vertical ground heat exchangers with a helical shaped pipe is presented. This type of configuration can be a suitable alternative to conventional ground heat exchangers, especially when the heating and cooling loads of the...
Persistent link: https://www.econbiz.de/10010603035
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