Table 2: Air velocity.

Heat flux
2.77 g·m−1·s−14.44 g·m−1·s−1

Aluminium-plexiglass distance = 5 cm

1600 W·m−20.520.73
2800 W·m−20.821.16

Aluminium-plexiglass distance = 10 cm

1600 W·m−20.280.34
2800 W·m−20.320.44