235 lines
7.1 KiB
Python
235 lines
7.1 KiB
Python
"""
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UsageZone module
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SPDX - License - Identifier: LGPL - 3.0 - or -later
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Copyright © 2020 Project Author Pilar Monsalvete Alvarez de Uribarri pilar.monsalvete@concordia.ca
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Contributors Guille Gutierrez guillermo.gutierrezmorote@concordia.ca
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"""
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import uuid
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from typing import List, Union
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import helpers.constants as cte
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from city_model_structure.building_demand.internal_gains import InternalGains
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from city_model_structure.building_demand.occupancy import Occupancy
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from city_model_structure.building_demand.lighting import Lighting
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from city_model_structure.building_demand.appliances import Appliances
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class UsageZone:
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"""
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UsageZone class
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"""
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def __init__(self):
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self._id = None
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self._usage = None
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self._not_detailed_source_mean_annual_internal_gains = None
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self._hours_day = None
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self._days_year = None
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# self._electrical_app_average_consumption_sqm_year = None
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self._mechanical_air_change = None
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self._occupancy = None
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self._lighting = None
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self._appliances = None
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self._internal_gains = None
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@property
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def id(self):
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"""
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Get usage zone id, an universally unique identifier randomly generated
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:return: str
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"""
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if self._id is None:
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self._id = uuid.uuid4()
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return self._id
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@property
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def not_detailed_source_mean_annual_internal_gains(self) -> List[InternalGains]:
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"""
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Get usage zone internal gains with unknown energy source
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:return: [InternalGains]
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"""
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return self._not_detailed_source_mean_annual_internal_gains
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@not_detailed_source_mean_annual_internal_gains.setter
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def not_detailed_source_mean_annual_internal_gains(self, value):
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"""
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Set usage zone internal gains with unknown energy source
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:param value: [InternalGains]
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"""
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self._not_detailed_source_mean_annual_internal_gains = value
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@property
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def hours_day(self) -> Union[None, float]:
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"""
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Get usage zone usage hours per day
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:return: None or float
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"""
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return self._hours_day
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@hours_day.setter
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def hours_day(self, value):
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"""
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Set usage zone usage hours per day
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:param value: float
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"""
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if value is not None:
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self._hours_day = float(value)
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@property
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def days_year(self) -> Union[None, float]:
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"""
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Get usage zone usage days per year
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:return: None or float
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"""
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return self._days_year
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@days_year.setter
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def days_year(self, value):
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"""
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Set usage zone usage days per year
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:param value: float
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"""
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if value is not None:
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self._days_year = float(value)
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@property
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def mechanical_air_change(self) -> Union[None, float]:
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"""
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Get usage zone mechanical air change in air change per hour (ACH)
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:return: None or float
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"""
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return self._mechanical_air_change
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@mechanical_air_change.setter
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def mechanical_air_change(self, value):
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"""
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Set usage zone mechanical air change in air change per hour (ACH)
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:param value: float
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"""
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if value is not None:
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self._mechanical_air_change = float(value)
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@property
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def usage(self) -> Union[None, str]:
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"""
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Get usage zone usage
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:return: None or str
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"""
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return self._usage
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@usage.setter
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def usage(self, value):
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"""
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Set usage zone usage
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:param value: str
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"""
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if value is not None:
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self._usage = str(value)
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@property
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def electrical_app_average_consumption_sqm_year(self) -> Union[None, float]:
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"""
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Get average consumption of electrical appliances in Joules hour per square meter and year (J/m2yr)
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:return: None or float
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"""
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return self._electrical_app_average_consumption_sqm_year
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@electrical_app_average_consumption_sqm_year.setter
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def electrical_app_average_consumption_sqm_year(self, value):
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"""
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Set average consumption of electrical appliances in Joules per square meter and year (J/m2yr)
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:param value: float
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"""
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if value is not None:
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self._electrical_app_average_consumption_sqm_year = float(value)
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@property
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def occupancy(self) -> Union[None, Occupancy]:
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"""
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Get occupancy in the usage zone
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:return: None or Occupancy
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"""
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return self._occupancy
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@occupancy.setter
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def occupancy(self, value):
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"""
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Set occupancy in the usage zone
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:param value: Occupancy
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"""
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self._occupancy = value
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@property
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def lighting(self) -> Union[None, Lighting]:
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"""
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Get lighting information
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:return: None or Lighting
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"""
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return self._lighting
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@lighting.setter
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def lighting(self, value):
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"""
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Set lighting information
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:param value: Lighting
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"""
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self._lighting = value
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@property
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def appliances(self) -> Union[None, Appliances]:
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"""
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Get appliances information
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:return: None or Appliances
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"""
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return self._appliances
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@appliances.setter
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def appliances(self, value):
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"""
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Set appliances information
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:param value: Appliances
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"""
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self._appliances = value
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def get_internal_gains(self) -> [InternalGains]:
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"""
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Calculates and returns the list of all internal gains defined
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:return: InternalGains
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"""
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if self.occupancy is not None:
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if self.occupancy.latent_internal_gain is not None:
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_internal_gain = InternalGains()
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_internal_gain.type = cte.OCCUPANCY
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_total_heat_gain = (self.occupancy.sensible_convective_internal_gain
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+ self.occupancy.sensible_radiant_internal_gain
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+ self.occupancy.latent_internal_gain)
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_internal_gain.average_internal_gain = _total_heat_gain
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_internal_gain.latent_fraction = self.occupancy.latent_internal_gain / _total_heat_gain
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_internal_gain.radiative_fraction = self.occupancy.sensible_radiant_internal_gain / _total_heat_gain
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_internal_gain.convective_fraction = self.occupancy.sensible_convective_internal_gain / _total_heat_gain
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_internal_gain.schedule = self.occupancy.occupancy_schedule
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self._internal_gains = [_internal_gain]
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if self.lighting is not None:
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_internal_gain = InternalGains()
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_internal_gain.type = cte.LIGHTING
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_internal_gain.average_internal_gain = self.lighting.lighting_density
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_internal_gain.latent_fraction = self.lighting.latent_fraction
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_internal_gain.radiative_fraction = self.lighting.radiant_fraction
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_internal_gain.convective_fraction = self.lighting.convective_fraction
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_internal_gain.schedule = self.lighting.schedule
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if self._internal_gains is not None:
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self._internal_gains.append(_internal_gain)
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else:
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self._internal_gains = [_internal_gain]
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if self.appliances is not None:
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_internal_gain = InternalGains()
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_internal_gain.type = cte.APPLIANCES
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_internal_gain.average_internal_gain = self.appliances.lighting_density
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_internal_gain.latent_fraction = self.appliances.latent_fraction
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_internal_gain.radiative_fraction = self.appliances.radiant_fraction
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_internal_gain.convective_fraction = self.appliances.convective_fraction
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_internal_gain.schedule = self.appliances.schedule
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if self._internal_gains is not None:
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self._internal_gains.append(_internal_gain)
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else:
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self._internal_gains = [_internal_gain]
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return self._internal_gains
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