Feasibility of phase change energy storage

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.

Are organic phase change materials a good thermal storage material?

Good thermal stability: organic phase change materials (PCMs) exhibit favorable thermal stability, enabling them to endure multiple cycles of melting and solidification without undergoing degradation. Cost: some organic PCMs can be expensive compared to traditional thermal storage materials like water.

Why is phase change energy storage a non-stationary process?

During the phase change process, the temperature of PCM remains stable, while the liquid phase rate will change continuously, which implies that phase change energy storage is a non-stationary process. Additionally, the heat storage/release of the phase change energy storage process proceeds in a very short time.

Which phase change material is best for battery thermal management?

Phase change materials for thermal management and energy storage: a review Polymer/expanded graphite-based flexible phase change material with high thermal conductivity for battery thermal management Z.-F. Zhou, X.-W. Lin, R.-J. Ji, D.-Q. Zhu, B. Chen, H. Wang, et al.

Can phase change materials mitigate intermittency issues of wind and solar energy?

Article link copied! Thermal energy storage technologies utilizing phase change materials (PCMs) that melt in the intermediate temperature range, between 100 and 220 °C, have the potential to mitigate the intermittency issues of wind and solar energy.

What is thermal management using phase change materials (PCMs)?

Thermal management using phase change materials (PCMs) is a promising solution for cooling and energy storage 7, 8, where the PCM offers the ability to store or release the latent heat of the material.