Washington thermal conductive phase change energy storage materials

Are phase change materials suitable for thermal energy storage?

Phase change materials (PCMs) having a large latent heat during solid-liquid phase transition are promising for thermal energy storage applications. However, the relatively low thermal conductivity of the majority of promising PCMs (<10 W/ (m ⋅ K)) limits the power density and overall storage efficiency.

Why is thermal conductivity important for phase change energy storage systems?

Thermal conductivity is a key parameter for phase change energy storage systems to measure how fast or slow the energy is transferred. Many researchers in China and abroad have done a lot of work on improving the thermal conductivity of phase change materials.

What is thermally conductive phase change composites?

Thermally Conductive Phase Change Composites for Wideband Electromagnetic Noise Reduction and Thermal Management For the advancement of next-generation electronic devices and telecommunication, the development of multifunctional materials integrating electromagnetic (EM) wave attenuation and thermal management is crucial and challenging.

What is a phase change composite (PCC)?

To address the issue of inadequate thermal conductivity in phase change materials (PCMs), researchers have incorporated high thermal conductivity fillers, including metal-based material [, , ], carbon-based materials [, , ] and ceramic-based materials , into PCMs to create Phase Change Composites (PCCs).

Are pbc@w composites thermally conductive?

Thanks to the well-constructed thermally conductive network of multidimensional fillers (two-dimensional BN sheets and one-dimensional CNT) in the PDMS matrix, the PBC@W composites could achieve a thermal conductivity of 1.63 W/m·K while showing a high latent heat of 125 J/g for efficient thermal energy storage.

How to predict thermal conductivity of metal foam type composite phase change materials?

For predicting the thermal conductivity of metal foam type composite phase change materials, researchers initially went on to derive a two-dimensional thermal conductivity prediction model based on the hexagonal structure of the foam metal matrix .