Numerical investigation of hydrodynamics and thermal
This complex heat pipe was employed in a thermal energy storage system integrated with a concentrated solar power (CSP) system by Qiu et al. and is shown in Fig. 1.
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6 Frequently Asked Questions about “Heat pipe energy storage and heat dissipation”
Why are heat pipes used in energy storage systems?
Heat pipes have been used extensively in a variety of energy storage systems. They are suited to thermal storage systems, in particular, in the role of heat delivery and removal, because of their high effective thermal conductivity and their passive operation.
What is heat pipe technology?
Heat pipe technology is widely used for the extraction of deep geothermal energy which can be found at a depth of 3–10 km from the ground surface. It is a low-carbon energy and can be used as an alternative to fossil fuels. Heat pipe transfers heat from the high to low temperature by the phase change of the working fluid.
Does a PCM-assisted heat pipe provide heat dissipation performance?
They found that the PCM-assisted heat pipe provided up to 86.7% cooling load under a power range of 50–80 W. This paper aims to investigate heat dissipation performance of a multiple heat source system under constant and dynamic powers of the heat sources. Various PCMs are used to remove thermal energy from a heat pipe.
Can gravity heat pipe with heat storage improve thermal performance?
Thermal enhancement methods concerning configurations of heat storage units are analyzed. For the thermal performance enhancement of electronic components under intermittent high heat load, this paper proposes a gravity heat pipe with heat storage (GHPHS) that couples the advantages of GHPs and latent heat storage (LHS) units.
How does heat pipe transfer heat from high to low temperature?
Heat pipe transfers heat from the high to low temperature by the phase change of the working fluid. The low temperature will be at a higher position compared to that of the high temperature. A comparative analysis was carried out by Liu et al. to study the thermal energy extraction characteristics of heat pipe systems.
What devices are used for heat dissipation?
At present, for heat dissipation, heat transfer devices such as heat pipes, thermosyphon, cold plates, and microchannel heat exchangers are widely used. Heat pipes are known for high thermal conductivity and are usually used to transfer the heat from one point to another without much heat loss.