Experiments have shown that the effective thermal conductivity for a PCM sphere with a 0.12 m diameter, wall temperature of 0 ‘C and internal fluid temperature of 20 ‘C, was 1.4 W/m-K [8].

_{Jun 1, 2014}

An experimental study was conducted on the heat transfer through a single sphere subject to varying temperature differences. A computational fluid dynamics (CFD) ...

The study demonstrates the applicability of determining effective thermal conductivity relationships to represent natural convection in PCM thermal storage ...

Most PCMs with high energy density have a very low thermal conductivity [5,6]. ... A review of numerical models of PCM systems has recently been conducted [16].

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Aug 23, 2021 ， A new effective thermal conductivity model is proposed in this work by focusing on the total melting time (TMT) of PCM, instead of tracking the complex ...

In present study, the constrained melting process of PCM in spherical encapsulation is simulated by a validated natural convection included model. This model is ...

The effectiveness of the equivalent thermal conductivity model is demonstrated by rigorous numerical analysis involving NC-driven melting. By addressing the TMT ...

Jul 18, 2024 ， To tackle this, a new effective thermal conductivity model is proposed in this work by focusing on the total melting time (TMT) of PCM, instead ...

In present study, the constrained melting process of PCM in spherical encapsulation is simulated by a validated natural convection included model. This model is ...

... spherical PCM capsule with pin-fins for cold storage, Appl. Therm. Eng. Amin, Effective thermal conductivity for melting in PCM encapsulated in a sphere, Appl.