solar position data

Utilities/Shading.py

@@ -6,6 +6,8 @@ from ladybug_geometry.geometry3d.pointvector import Point3D, Vector3D
 from ladybug_geometry.geometry3d.plane import Plane
 from ladybug_geometry.geometry3d.polyface import Polyface3D
 
+import pvlib
+
 from Utilities.Processes import calculate_no_of_panels
 
 logger = logging.getLogger(__name__)
@@ -111,3 +113,27 @@ def create_panels(coordinates, c):
         panels.append(panel)
 
     return panels
+
+
+def get_solar_data(c):
+    logger.info(
+        f"Getting solar position data for {c['simulation_date_time']['start']} to {c['simulation_date_time']['end']}"
+    )
+    """
+    Function to get solar position from PVLib
+    """
+    latitude = c["environment"]["location"]["latitude"]
+    longitude = c["environment"]["location"]["longitude"]
+    tz = c["simulation_date_time"]["tz"]
+
+    times = pd.date_range(
+        c["simulation_date_time"]["start"],
+        c["simulation_date_time"]["end"],
+        freq="15min",
+        tz=tz,
+    )
+
+    # Get solar position data using PVLib
+    solar_positions = pvlib.solarposition.get_solarposition(times, latitude, longitude)
+
+    return solar_positions

config.yml

@@ -3,6 +3,10 @@ array:
   spacing: 1 # spacing between adjacent panel rows in m
   edge_setback: 1.8 # distance from the edge of the roof to the array
 
+simulation_date_time:
+  start: 2025-03-30 00:00 # start date and time in ISO 8601 format
+  end: 2025-03-30 23:45 # end date and time in ISO 8601 format
+  tz: Asia/Kuala_Lumpur # timezone for the simulation
 environment:
   roof:
     dimensions:
@@ -11,10 +15,9 @@ environment:
       width: 125
     albedo: 0.8 # % of light reflected from the surface
     tilt: 0 # degrees from horizontal
-
-location:
-  latitude: 3.1186108758412945
-  longitude: 101.57639813680093
+  location:
+    latitude: 3.1186108758412945
+    longitude: 101.57639813680093
 
 panel:
   peak_power: 710 # in Wp