Standardized units
Standardized units agreed upon by the platform, representation methods, and retained accuracy (supported by real data)
| describe | unit | System retention accuracy |
|---|---|---|
| Active electricity quantitiesr | kWh | 0.0001 |
| Reactive electricity quantities | kVarh | 0.0001 |
| Active power | kW | 0.0001 |
| Reactive power | kVar | 0.0001 |
| Apparent power | kVA | 0.0001 |
| power grid frequency | Hz | 0.01 |
| energy saving and emission reduction(CO2, SO2,and so on) | kg | 0.001 |
| wind speed | M/S | 0.1 |
| wind direction | ° | 1 |
| temperature | °C | 0.1 |
| Irradiation intensity | kW/M2 | 0.0001 |
| voltage | V | 0.1 |
| current | A | 0.1 |
| Coordinates, longitude | ° | 0.000001 |
| Coordinates, latitude | ° | 0.000001 |