Implementation, calibration and validation of a T-history experimental setup for measuring thermal properties of nano-enhanced phase change materials.

Number: 198

Author(s) : PRADO J. I., CABALEIRO D., LUGO L.

Summary

An appropriate and correct method to determine latent heat and solid-liquid transition temperature of nano-enhanced phase change materials (NePCMs) should be achieved for a proper design of thermal energy storage systems. The phase transition behaviour can be determined via thermal analysis, studying the evolution of the temperature of the samples when heating and/or cooling under different operation conditions. Conventional thermal analysis methods employ small sample sizes to ensure a good accuracy of the measurement. However, use of larger samples helps to match lab-scale tests and applications. In this work, a modified T-history installation was implemented trying to fulfil this lack of study of meaningful size NePCMs samples. The assembly and calibration of the experimental setup is carefully explained. Additionally, T-history tests of n-hexadecane were performed to validate the experimental setup, allowing to obtain enthalpy-temperature curves. Also, results were compared with new measurements using a heat-flux DSC.

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Pages: 6

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Details

  • Original title: Implementation, calibration and validation of a T-history experimental setup for measuring thermal properties of nano-enhanced phase change materials.
  • Record ID : 30028050
  • Languages: English
  • Source: X Congreso Ibérico y VIII Congreso Iberoamericano de Ciencias y Técnicas del Frío, CYTEF 2020.
  • Publication date: 2020/11/11

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