Open Access
Table 3
Measured PV module temperature for 3 roof materials as a function of roof-module separation.
| Roofing material | Separation distance between roof and module | |||
|---|---|---|---|---|
| 0 cm | 10 cm | 20 cm | 30 cm | |
| Red ceramic | ||||
| Peak temperature (°C) | 66.2 | 55.9 | 57.1 | 60.5 |
| Average temperature (°C) | 47.5 | 39.8 | 39.1 | 43.2 |
| Cement fiber | ||||
| Peak temperature (°C) | 54.2 | 60.3 | 56.6 | 58.8 |
| Average temperature (°C) | 42.3 | 37.4 | 39.8 | 41.3 |
| Galvanized steel | ||||
| Peak temperature (°C) | 76.9 | 55.6 | 53.8 | 58.7 |
| Average temperature (°C) | 55.5 | 41.1 | 39.3 | 41.8 |
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