106 lines
5.3 KiB
Python
106 lines
5.3 KiB
Python
"""
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NrcanPhysicsParameters import the construction and material information defined by NRCAN
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SPDX - License - Identifier: LGPL - 3.0 - or -later
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Copyright © 2022 Concordia CERC group
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Project Coder Pilar Monsalvete Alvarez de Uribarri pilar.monsalvete@concordia.ca
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"""
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import logging
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from hub.catalog_factories.construction_catalog_factory import ConstructionCatalogFactory
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from hub.city_model_structure.building_demand.thermal_archetype import ThermalArchetype
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from hub.city_model_structure.building_demand.construction import Construction
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from hub.city_model_structure.building_demand.layer import Layer
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from hub.helpers.dictionaries import Dictionaries
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from hub.imports.construction.helpers.construction_helper import ConstructionHelper
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class NrcanPhysicsParameters:
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"""
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NrcanPhysicsParameters class
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"""
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def __init__(self, city, divide_in_storeys=False):
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self._city = city
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self._divide_in_storeys = divide_in_storeys
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self._climate_zone = ConstructionHelper.city_to_nrcan_climate_zone(city.climate_reference_city)
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def enrich_buildings(self):
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"""
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Returns the city with the construction parameters assigned to the buildings
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"""
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city = self._city
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nrcan_catalog = ConstructionCatalogFactory('nrcan').catalog
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for building in city.buildings:
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if building.function not in Dictionaries().hub_function_to_nrcan_construction_function:
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logging.error('Building %s has an unknown building function %s', building.name, building.function)
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continue
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function = Dictionaries().hub_function_to_nrcan_construction_function[building.function]
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try:
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archetype = self._search_archetype(nrcan_catalog, function, building.year_of_construction, self._climate_zone)
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except KeyError:
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logging.error('Building %s has unknown construction archetype for building function: %s '
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'[%s], building year of construction: %s and climate zone %s', building.name, function,
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building.function, building.year_of_construction, self._climate_zone)
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continue
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thermal_archetype = ThermalArchetype()
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self._assign_values(thermal_archetype, archetype)
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for internal_zone in building.internal_zones:
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internal_zone.thermal_archetype = thermal_archetype
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@staticmethod
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def _search_archetype(nrcan_catalog, function, year_of_construction, climate_zone):
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nrcan_archetypes = nrcan_catalog.entries('archetypes')
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for building_archetype in nrcan_archetypes:
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construction_period_limits = building_archetype.construction_period.split('_')
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if int(construction_period_limits[0]) <= int(year_of_construction) <= int(construction_period_limits[1]):
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if str(function) == str(building_archetype.function) and climate_zone == str(building_archetype.climate_zone):
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return building_archetype
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raise KeyError('archetype not found')
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@staticmethod
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def _assign_values(thermal_archetype, catalog_archetype):
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thermal_archetype.average_storey_height = catalog_archetype.average_storey_height
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thermal_archetype.extra_loses_due_to_thermal_bridges = catalog_archetype.extra_loses_due_to_thermal_bridges
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thermal_archetype.thermal_capacity = catalog_archetype.thermal_capacity
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thermal_archetype.indirect_heated_ratio = 0
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thermal_archetype.infiltration_rate_for_ventilation_system_on = catalog_archetype.infiltration_rate_for_ventilation_system_on
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thermal_archetype.infiltration_rate_for_ventilation_system_off = catalog_archetype.infiltration_rate_for_ventilation_system_off
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_constructions = []
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for catalog_construction in catalog_archetype.constructions:
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construction = Construction()
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construction.type = catalog_construction.type
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construction.name = catalog_construction.name
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if catalog_construction.window_ratio is not None:
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for _orientation in catalog_construction.window_ratio:
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if catalog_construction.window_ratio[_orientation] is None:
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catalog_construction.window_ratio[_orientation] = 0
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construction.window_ratio = catalog_construction.window_ratio
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_layers = []
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for layer_archetype in catalog_construction.layers:
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layer = Layer()
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layer.thickness = layer_archetype.thickness
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archetype_material = layer_archetype.material
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layer.material_name = archetype_material.name
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layer.no_mass = archetype_material.no_mass
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if archetype_material.no_mass:
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layer.thermal_resistance = archetype_material.thermal_resistance
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else:
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layer.density = archetype_material.density
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layer.conductivity = archetype_material.conductivity
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layer.specific_heat = archetype_material.specific_heat
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layer.solar_absorptance = archetype_material.solar_absorptance
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layer.thermal_absorptance = archetype_material.thermal_absorptance
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layer.visible_absorptance = archetype_material.visible_absorptance
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_layers.append(layer)
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construction.layers = _layers
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if catalog_construction.window is not None:
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window_archetype = catalog_construction.window
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construction.window_frame_ratio = window_archetype.frame_ratio
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construction.window_g_value = window_archetype.g_value
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construction.window_overall_u_value = window_archetype.overall_u_value
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_constructions.append(construction)
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thermal_archetype.constructions = _constructions
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