Accuracy of borehole thermal resistance calculation methods for grouted single U-tube ground heat exchangers
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DOI: 10.1016/j.apenergy.2016.11.079
Abstract: The borehole thermal resistance – that is, the thermal resistance between the fluid in the U-tube and the borehole wall – is both a key performance characteristic of a closed-loop borehole ground heat exchanger and… read more here.
Keywords: borehole thermal; tube; simplified methods; thermal resistance ... See more keywords
Design Considerations for Borehole Thermal Energy Storage (BTES): A Review with Emphasis on Convective Heat Transfer
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DOI: 10.1155/2019/4961781
Abstract: Borehole thermal energy storage (BTES) exploits the high volumetric heat capacity of rock-forming minerals and pore water to store large quantities of heat (or cold) on a seasonal basis in the geological environment. The BTES… read more here.
Keywords: heat; energy storage; borehole thermal; thermal energy ... See more keywords
Empirical Validation and Numerical Predictions of an Industrial Borehole Thermal Energy Storage System
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DOI: 10.3390/en12122263
Abstract: To generate performance predictions of borehole thermal energy storage (BTES) systems for both seasonal and short-term storage of industrial excess heat, e.g., from high to low production hours, models are needed that can handle the… read more here.
Keywords: energy storage; heat; thermal energy; borehole thermal ... See more keywords