Parameter

Symbol

Value

Units

Air (gas phase)

Density

${\rho }_g$

1.225

kg/m³

Thermal conductivity

${\lambda }_g$

0.0242

W/mK

Specific heat

$c_{p\mathrm{,}g}$

946 + 0.19 × T

J/kgK

Viscosity

${\mu }_g$

1.789 × 10⁻⁵

Pa.s

PCM (solid phase)

Density

${\rho }_s$

980

kg/m³

Thermal conductivity

${\lambda }_s$

24

W/mK

Specific heat

$c_{p\mathrm{,}s}$

1360

J/kgK

Latent heat of melting

L

1.8 ×10⁵

J/kg

PCM (molten phase)

Density

${\rho }_m$

882

kg/m³

Thermal conductivity

${\lambda }_m$

15

W/mK

Specific heat

$c_{p\mathrm{,}m}$

680

J/kgK

Viscosity

${\mu }_m$

0.1

Pa.s

Solidification temperature

$T_{solidus}$

350

K

Melting temperature

$T_{melt}$

400

K

Devolatilization Kinetic reaction

Activation energy

$E_a$

188

kJ/kgmol

Pre-exponential factor

A

8.5 × 10¹¹

s⁻¹

Latent heat of vaporization

$H_g$

1.35 × 10⁶

J/kg

Irradiation intensity

I

6 × 10⁵

W/m²