constants.py moved from MEB and monthly_to_hourly_demand.py created but not finished

city_model_structure/building.py

@@ -43,6 +43,7 @@ class Building(CityObject):
     self._monthly_cooling = pd.DataFrame()
     self._hourly_heating = pd.DataFrame()
     self._hourly_cooling = pd.DataFrame()
+    self._hourly_external_temperature = []
 
     # ToDo: Check this for LOD4
     self._thermal_zones = []
@@ -337,3 +338,19 @@ class Building(CityObject):
     :param value: DataFrame(cooling demand)
     """
     self._hourly_cooling.append(value)
+
+  @property
+  def hourly_external_temperature(self):
+    """
+    hourly temperature surrounding the building in Celsius
+    :return: [external_temperature]
+    """
+    return self._hourly_external_temperature
+
+  @hourly_external_temperature.setter
+  def hourly_external_temperature(self, value):
+    """
+    hourly temperature surrounding the building in Celsius
+    :param value: [external_temperature]
+    """
+    self._hourly_external_temperature = value

city_model_structure/monthly_to_hourly_demand.py

@@ -0,0 +1,58 @@
+"""
+monthly_to_hourly_demand module
+SPDX - License - Identifier: LGPL - 3.0 - or -later
+Copyright © 2020 Project Author Pilar Monsalvete pilar_monsalvete@yahoo.es
+"""
+import pandas as pd
+import helpers.constants as cte
+
+
+class MonthlyToHourlyDemand:
+  """
+  MonthlyToHourlyDemand class
+  """
+  def __init__(self, building):
+    self._hourly_heating = pd.DataFrame()
+    self._hourly_cooling = pd.DataFrame()
+    self._building = building
+
+  @property
+  def hourly_heating(self):
+    # todo: this method and the insel model have to be reviewed for more than one thermal zone
+    external_temp = self._building.hourly_external_temperature
+
+    # todo: review index depending on how the schedules are defined, either 8760 or 24 hours
+    # todo: usage_zone values not implemented
+    period = 'day'
+    for usage_zone in self._building.usage_zones:
+      temp_set = usage_zone.heating_setpoint_schedule(period)
+      temp_back = usage_zone.heating_setback_schedule(period)
+      heating_schedule = usage_zone.heating_schedule_month
+
+      self._hourly_heating = pd.DataFrame(columns=['monthly to hourly'])
+      i = 0
+      for month in range(0, 12):
+        temp_grad_month = 0
+        for day in cte.days_of_month[month]:
+          external_temp_med = 0
+          for hour in range(0, 24):
+            external_temp_med += external_temp[i]/24
+          for hour in range(0, 24):
+            if external_temp_med < temp_set[i] & heating_schedule[month] == 1:
+              schedule = usage_zone.heating_schedule_day[day]
+              if schedule[hour] == 1:
+                temp_grad_day = temp_set[i] - external_temp[i]
+              else:
+                temp_grad_day = temp_back[i] - external_temp[i]
+            else:
+              temp_grad_day = 0
+
+            temp_grad_month += temp_grad_day
+            self._hourly_heating.append(self._building.monthly_heating(month)*temp_grad_day/temp_grad_month)
+            i += 1
+
+    return self._hourly_heating
+
+  @property
+  def hourly_cooling(self) -> NotImplementedError:
+    raise NotImplementedError

helpers/constants.py

@@ -0,0 +1,2 @@
+celsius_to_kelvin = 273.15
+days_of_month = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]