Merge branch 'single_axis_tracking' of https://github.com/NREL/PVDegradationTools into Kempe-Edge-Seals

I found an error in the default tilt, it should be the absolute value for the southern hemisphere latitude. Fixed an error that occurs if kwargs can't be sent to a function.

Author: MDKempe

pvdeg/spectral.py

@@ -131,6 +131,7 @@ def poa_irradiance_fixed(
     tilt=None,
     azimuth=None,
     sky_model="isotropic",
+    **kwargs_irradiance,
 ) -> pd.DataFrame:
     """
     Calculate plane-of-array (POA) irradiance using pvlib based on weather data from the
@@ -164,7 +165,7 @@ def poa_irradiance_fixed(
         try:
             tilt = float(meta["tilt"])
         except:
-            tilt = float(meta["latitude"])
+            tilt = float(abs(meta["latitude"]))
             print(
                 f"The array tilt angle was not provided, therefore the latitude tilt of {tilt:.1f} was used."
             )
@@ -218,6 +219,7 @@ def poa_irradiance_tracker(
     gcr=0.2857142857142857,
     cross_axis_tilt=0,
     sky_model="isotropic",
+    **kwargs_irradiance,
 ) -> pd.DataFrame:
     """
     Calculate plane-of-array (POA) irradiance using pvlib based on weather data from the
@@ -247,17 +249,15 @@ def poa_irradiance_tracker(
          'poa_sky_diffuse', 'poa_ground_diffuse'. [W/m2]
     """
 
-    if axis_azimuth is None:  # Sets the default orientation to equator facing.
+    if axis_azimuth is None:  # Sets the default orientation to north-south.
         try:
-            axis_azimuth = float(meta["azimuth"])
+            axis_azimuth = float(meta["axis_azimuth"])
         except:
             if float(meta["latitude"]) < 0:
                 axis_azimuth = 0
             else:
                 axis_azimuth = 180
-                print(
-                    f"The array azimuth was not provided, therefore an azimuth of {axis_azimuth:.1f} was used."
-                )
+                print(f"The array axis_azimuth was not provided, therefore an azimuth of {axis_azimuth:.1f} was used.")
 
     if sol_position is None:
         sol_position = solar_position(weather_df, meta)

pvdeg/standards.py

@@ -659,6 +659,7 @@ def x_eff_temperature_estimate(
     conf_0="insulated_back_glass_polymer",
     conf_inf="open_rack_glass_polymer",
     wind_factor=0.33,
+    module_mount=None,
     tilt=None,
     azimuth=None,
     x_eff=None,
@@ -734,6 +735,7 @@ def x_eff_temperature_estimate(
         weather_df=weather_df,
         meta=meta,
         sol_position=solar_position,
+        module_mount=module_mount,
         tilt=tilt,
         azimuth=azimuth,
         sky_model=sky_model,