From: Location and solar system parameter extraction from power measurement time series
Parameter | Description | Realistic range |
---|---|---|
Pac0 | Inverter nominal power | > 0.0 |
Pdc | Cell peak power | > 0.0 |
Ï„ | Cell temperature coefficient | -0.002.. -0.005 |
β | Panel tilt | 0∘ (upright).. 90∘ (horizon) |
γ | Panel azimuth (0∘ facing north) | 0∘.. 360∘ |
lat | Latitude of the PV system | 90∘N.. 0.. 90∘S |
lon | Longitude of the PV system | −180∘.. +180∘ |
a | Coefficient for module temperature upper limit at low wind speed and high solar irradiance | -3.56.. -2.81 (from Table 2) |
b | Coefficient for module temperature drop at increasing wind speed | -0.075.. -0.0455 (from Table 2) |
ΔT | Module temperature difference for coefficient a and b | 0.. 3 (from Table 2) |