Lightweight Photovoltaic Composite Structure on Stratospheric Airships

Table 6

Temperature difference weight ratio with different thicknesses.

Thickness of honeycomb core layer (mm)	Increase of temperature difference (°C)		Increase of structure weight (g)	Temperature difference weight ratio (°C/(g/m^2))
2	600 W/m^2	0.38	6.1	0.000973
	800 W/m^2	1.78		0.00456
	1000 W/m^2	4.14		0.0106
	1200 W/m2	4.11		0.0105
5	600 W/m^2	8.38	7.97	0.0164
	800 W/m^2	10.33		0.020
	1000 W/m^2	11.86		0.023
	1200 W/m^2	12.22		0.024
8	600 W/m^2	15.63	9.4	0.026
	800 W/m^2	17.22		0.029
	1000 W/m^2	20		0.033
	1200 W/m^2	21.33		0.035