blockSolarPositionDB
Sun position using Duffie and Beckman
Extends from SolarPosition (Sun position).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| nSI.Angle_deg | lon (from SolarPosition) | Longitude (+ve East) | |
| nSI.Angle_deg | lat (from SolarPosition) | Latitude (+ve North) | |
| nSI.Time_hour | tzone | 0 | Time zone wrt UTC |
Components
| Type | Name | Default | Description |
|---|---|---|---|
| nSI.Angle_deg | alt (from SolarPosition) | Altitude | |
| nSI.Angle_deg | azi (from SolarPosition) | Azimuth (Clockwise from North=0) | |
| nSI.Angle_deg | elo (from SolarPosition) | Ecliptic longitude (reduced to range [-90, 90]) | |
| nSI.Angle_deg | hra (from SolarPosition) | Solar hour angle (solar noon at 0) | |
| nSI.Angle_deg | dec (from SolarPosition) | Solar declination (+ve North of equator) | |
| nSI.Angle_deg | zen (from SolarPosition) | Zenith angle | |
| SI.Time | t | Time relative to start of year |