Compute the instantaneous power of a photovoltaic array from total area, irradiance and module efficiency, with daily energy.
P = A × G × η。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| PV power estimate | P = A·G·η | IEC 61724 PV system monitoring |
| STC | 1000 W/m², 25°C, AM1.5 | IEC 61215 |