MEB workflow run to the end only with option: sra_calculated = True

city_model_structure/polyhedron.py

@@ -72,7 +72,7 @@ class Polyhedron:
     if self._mesh is None:
       self._mesh = Trimesh(vertices=np.asarray(self.vertices), faces=np.asarray(self.faces))
       if not self._mesh.is_volume:
-        print('error')
+        print('The geometry is not a closed volume')
         return None
     return self._mesh
 

city_model_structure/surface.py

@@ -209,7 +209,7 @@ class Surface:
     equal = 0
     for terrain_point in terrain_points:
       for ground_point in ground_points:
-        if self._geometry.almost_equal(terrain_point, ground_point):
+        if self._geometry_helper.almost_equal(terrain_point, ground_point):
           equal += 1
     return equal == len(terrain_points)
 

city_model_structure/usage_zone.py

@@ -5,6 +5,7 @@ Copyright © 2020 Project Author Guille Gutierrez guillermo.gutierrezmorote@conc
 """
 from typing import List
 from city_model_structure.internal_gains import InternalGains
+from helpers.configuration_helper import ConfigurationHelper
 
 
 class UsageZone:
@@ -19,7 +20,8 @@ class UsageZone:
     self._cooling_setpoint = None
     self._hours_day = None
     self._days_year = None
-    self._mechanical_air_change = None
+    # todo: this must come from library, talk to Rabeeh
+    self._mechanical_air_change = ConfigurationHelper().min_air_change
 
   @property
   def internal_gains(self) -> List[InternalGains]:

config/configuration.ini

@@ -16,3 +16,4 @@ indirectly_heated_area_ratio = 0
 infiltration_rate_system_on = 0
 outside_solar_absorptance = 0.2
 shortwave_reflectance = 0.8
+min_air_change = 0.5

helpers/configuration_helper.py

@@ -85,7 +85,15 @@ class ConfigurationHelper:
   @property
   def outside_solar_absorptance(self):
     """
-    Configured infiltration rate system off in air change per hour
+    Configured exterior solar absorptance
     :return: float
     """
     return self._config.getfloat('thermal_zones', 'outside_solar_absorptance')
+
+  @property
+  def min_air_change(self):
+    """
+    Configured minimum air change rate in air changes per hour
+    :return: float
+    """
+    return self._config.getfloat('thermal_zones', 'min_air_change')