# from hub.city_model_structure.building import Building # from hub.city_model_structure.city import City # import hub.helpers.constants as cte # import copy # class RetrofitFactory: # def __init__(self, retrofit_type, city): # self._retrofit_type = retrofit_type # self._city = city # def apply_retrofit(self, wall_u_value=None, roof_u_value=None, ground_u_value=None): # for building in self._city.buildings: # self._apply_retrofit_to_building(building, wall_u_value, roof_u_value, ground_u_value) # def _apply_retrofit_to_building(self, building: Building, wall_u_value, roof_u_value, ground_u_value): # for thermal_zone in building.thermal_zones_from_internal_zones: # for thermal_boundary in thermal_zone.thermal_boundaries: # if wall_u_value is not None and thermal_boundary.type == cte.WALL and thermal_boundary.u_value > wall_u_value: # self._change_thermal_resistance(thermal_boundary, wall_u_value) # thermal_boundary.u_value = wall_u_value # elif roof_u_value is not None and thermal_boundary.type == cte.ROOF: # self._change_thermal_resistance(thermal_boundary, roof_u_value) # thermal_boundary.u_value = roof_u_value # elif ground_u_value is not None and thermal_boundary.type == cte.GROUND: # self._change_thermal_resistance(thermal_boundary, ground_u_value) # thermal_boundary.u_value = ground_u_value # print("thermal_boundary.u_value",thermal_boundary.u_value, thermal_boundary.type) # def _change_thermal_resistance(self, thermal_boundary, new_u_value): # old_u_value = thermal_boundary.u_value # new_u_value = new_u_value # if new_u_value < old_u_value: # delta_r = (1 / new_u_value) - (1 / old_u_value) # for layer in thermal_boundary.layers: # if "virtual_no_mass" in layer.material_name.lower(): # new_thermal_resistance = layer.thermal_resistance + delta_r # layer.thermal_resistance = new_thermal_resistance # else: # print("New U-value:", new_u_value, "is not less than old U-value:", old_u_value, "for thermal boundary type:", thermal_boundary.type) # def enrich(self, wall_u_value=None, roof_u_value=None, ground_u_value=None): # # This method can be expanded to include different retrofit strategies # if self._retrofit_type == 'basic': # self.apply_retrofit(wall_u_value=0.247, roof_u_value=0.138, ground_u_value=0.156) # elif self._retrofit_type == 'advanced': # self.apply_retrofit(wall_u_value=0.11, roof_u_value=0.08, ground_u_value=0.1) # #add option for custom wall only, roof only, ground only, the user choose the values # elif self._retrofit_type == 'custom': # # Use user-defined custom values (if provided) # self.apply_retrofit(wall_u_value=wall_u_value, roof_u_value=roof_u_value, ground_u_value=ground_u_value) # else: # print("Invalid retrofit type:", self._retrofit_type) from hub.city_model_structure.building import Building from hub.city_model_structure.city import City import hub.helpers.constants as cte import copy class RetrofitFactory: def __init__(self, retrofit_types, city): """ :param retrofit_types: List of retrofit types to apply. Options are 'construction', 'windows', 'infiltration'. :param city: The City object containing the buildings to retrofit. """ self._retrofit_types = retrofit_types self._city = city def apply_construction_retrofit(self, wall_u_value=None, roof_u_value=None, ground_u_value=None): for building in self._city.buildings: self._apply_construction_retrofit_to_building(building, wall_u_value, roof_u_value, ground_u_value) def _apply_construction_retrofit_to_building(self, building: Building, wall_u_value, roof_u_value, ground_u_value): for thermal_zone in building.thermal_zones_from_internal_zones: for thermal_boundary in thermal_zone.thermal_boundaries: if wall_u_value is not None and thermal_boundary.type == cte.WALL and thermal_boundary.u_value > wall_u_value: self._change_thermal_resistance(thermal_boundary, wall_u_value) thermal_boundary.u_value = wall_u_value elif roof_u_value is not None and thermal_boundary.type == cte.ROOF and thermal_boundary.u_value > roof_u_value: self._change_thermal_resistance(thermal_boundary, roof_u_value) thermal_boundary.u_value = roof_u_value elif ground_u_value is not None and thermal_boundary.type == cte.GROUND and thermal_boundary.u_value > ground_u_value: self._change_thermal_resistance(thermal_boundary, ground_u_value) thermal_boundary.u_value = ground_u_value print("thermal_boundary.u_value", thermal_boundary.u_value, thermal_boundary.type) def _change_thermal_resistance(self, thermal_boundary, new_u_value): old_u_value = thermal_boundary.u_value if new_u_value < old_u_value: delta_r = (1 / new_u_value) - (1 / old_u_value) for layer in thermal_boundary.layers: if "virtual_no_mass" in layer.material_name.lower(): new_thermal_resistance = layer.thermal_resistance + delta_r layer.thermal_resistance = new_thermal_resistance else: print("New U-value:", new_u_value, "is not less than old U-value:", old_u_value, "for thermal boundary type:", thermal_boundary.type) def reduce_infiltration_rate_by_percentage(self, percentage): """ Reduce the infiltration_rate_system_off of each thermal zone by the given percentage. :param percentage: Percentage by which to reduce the infiltration rate (e.g., 20 for 20%) """ for building in self._city.buildings: for thermal_zone in building.thermal_zones_from_internal_zones: old_rate = thermal_zone.infiltration_rate_system_off new_rate = old_rate * (1 - percentage / 100) thermal_zone.infiltration_rate_system_off = new_rate print(f"Reduced infiltration rate from {old_rate} to {new_rate} in thermal zone {thermal_zone}") def apply_window_retrofit(self, overall_u_value=None, g_value=None): """ Apply window retrofit by changing window overall U-value and g-value. :param overall_u_value: New overall U-value for the windows (if not None). :param g_value: New g-value (solar heat gain coefficient) for the windows (if not None). """ for building in self._city.buildings: for thermal_zone in building.thermal_zones_from_internal_zones: for thermal_boundary in thermal_zone.thermal_boundaries: # Only apply to walls (and roofs if skylights are considered) if thermal_boundary.type in [cte.WALL]: # Add cte.ROOF if skylights are present if hasattr(thermal_boundary, 'thermal_openings') and thermal_boundary.thermal_openings: for opening in thermal_boundary.thermal_openings: if overall_u_value is not None and overall_u_value != 0: old_u_value = opening.overall_u_value opening.overall_u_value = overall_u_value print(f"Changed window overall_u_value from {old_u_value} to {opening.overall_u_value} in opening {opening}") if g_value is not None and g_value != 0: old_g_value = opening.g_value opening.g_value = g_value print(f"Changed window g_value from {old_g_value} to {opening.g_value} in opening {opening}") else: print(f"No thermal openings in thermal boundary {thermal_boundary} of type {thermal_boundary.type}") else: # Skip thermal boundaries that are not walls or roofs continue def enrich(self, wall_u_value=None, roof_u_value=None, ground_u_value=None, infiltration_rate_percentage_reduction=None, window_overall_u_value=None, window_g_value=None): """ Apply selected retrofits to the city. """ if 'construction' in self._retrofit_types: self.apply_construction_retrofit(wall_u_value, roof_u_value, ground_u_value) if 'infiltration' in self._retrofit_types and infiltration_rate_percentage_reduction is not None: self.reduce_infiltration_rate_by_percentage(infiltration_rate_percentage_reduction) if 'windows' in self._retrofit_types: self.apply_window_retrofit(overall_u_value=window_overall_u_value, g_value=window_g_value)