139 lines
6.9 KiB
Python
139 lines
6.9 KiB
Python
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"""
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Total maintenance costs module
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SPDX - License - Identifier: LGPL - 3.0 - or -later
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Copyright © 2023 Project Coder Guille Gutierrez guillermo.gutierrezmorote@concordia.ca
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Code contributor Pilar Monsalvete Alvarez de Uribarri pilar.monsalvete@concordia.ca
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Code contributor Oriol Gavalda Torrellas oriol.gavalda@concordia.ca
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"""
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import math
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import pandas as pd
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from hub.city_model_structure.building import Building
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import hub.helpers.constants as cte
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from costing_package.configuration import Configuration
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from costing_package.cost_base import CostBase
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class TotalMaintenanceCosts(CostBase):
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"""
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Total maintenance costs class
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"""
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def __init__(self, building: Building, configuration: Configuration):
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super().__init__(building, configuration)
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self._yearly_maintenance_costs = pd.DataFrame(
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index=self._rng,
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columns=[
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'Heating_maintenance',
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'Cooling_maintenance',
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'DHW_maintenance',
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'PV_maintenance'
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],
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dtype='float'
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)
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def calculate(self) -> pd.DataFrame:
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"""
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Calculate total maintenance costs
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:return: pd.DataFrame
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"""
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building = self._building
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archetype = self._archetype
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# todo: change area pv when the variable exists
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roof_area = 0
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surface_pv = 0
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for roof in self._building.roofs:
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if roof.installed_solar_collector_area is not None:
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surface_pv += roof.installed_solar_collector_area
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else:
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surface_pv = roof_area * 0.5
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energy_systems = building.energy_systems
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maintenance_heating_0 = 0
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maintenance_cooling_0 = 0
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maintenance_dhw_0 = 0
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heating_equipments = {}
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cooling_equipments = {}
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dhw_equipments = {}
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for energy_system in energy_systems:
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if cte.COOLING in energy_system.demand_types:
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for generation_system in energy_system.generation_systems:
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if generation_system.fuel_type == cte.ELECTRICITY:
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if generation_system.system_type == cte.HEAT_PUMP and generation_system.source_medium == cte.AIR:
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cooling_equipments['air_source_heat_pump'] = generation_system.nominal_cooling_output / 1000
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elif generation_system.system_type == cte.HEAT_PUMP and generation_system.source_medium == cte.GROUND:
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cooling_equipments['ground_source_heat_pump'] = generation_system.nominal_cooling_output / 1000
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elif generation_system.system_type == cte.HEAT_PUMP and generation_system.source_medium == cte.WATER:
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cooling_equipments['water_source_heat_pump'] = generation_system.nominal_cooling_output / 1000
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else:
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cooling_equipments['general_cooling_equipment'] = generation_system.nominal_cooling_output / 1000
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if cte.HEATING in energy_system.demand_types:
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for generation_system in energy_system.generation_systems:
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if generation_system.system_type == cte.HEAT_PUMP and generation_system.source_medium == cte.AIR:
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heating_equipments['air_source_heat_pump'] = generation_system.nominal_heat_output / 1000
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elif generation_system.system_type == cte.HEAT_PUMP and generation_system.source_medium == cte.GROUND:
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heating_equipments['ground_source_heat_pump'] = generation_system.nominal_heat_output / 1000
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elif generation_system.system_type == cte.HEAT_PUMP and generation_system.source_medium == cte.WATER:
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heating_equipments['water_source_heat_pump'] = generation_system.nominal_heat_output / 1000
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elif generation_system.system_type == cte.BOILER and generation_system.fuel_type == cte.GAS:
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heating_equipments['gas_boiler'] = generation_system.nominal_heat_output / 1000
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elif generation_system.system_type == cte.BOILER and generation_system.fuel_type == cte.ELECTRICITY:
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heating_equipments['electric_boiler'] = generation_system.nominal_heat_output / 1000
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else:
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heating_equipments['general_heating_equipment'] = generation_system.nominal_heat_output / 1000
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if cte.DOMESTIC_HOT_WATER in energy_system.demand_types and cte.HEATING not in energy_system.demand_types:
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for generation_system in energy_system.generation_systems:
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if generation_system.system_type == cte.HEAT_PUMP and generation_system.source_medium == cte.AIR:
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dhw_equipments['air_source_heat_pump'] = generation_system.nominal_heat_output / 1000
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elif generation_system.system_type == cte.HEAT_PUMP and generation_system.source_medium == cte.GROUND:
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dhw_equipments['ground_source_heat_pump'] = generation_system.nominal_heat_output / 1000
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elif generation_system.system_type == cte.HEAT_PUMP and generation_system.source_medium == cte.WATER:
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dhw_equipments['water_source_heat_pump'] = generation_system.nominal_heat_output / 1000
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elif generation_system.system_type == cte.BOILER and generation_system.fuel_type == cte.GAS:
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dhw_equipments['gas_boiler'] = generation_system.nominal_heat_output / 1000
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elif generation_system.system_type == cte.BOILER and generation_system.fuel_type == cte.ELECTRICITY:
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dhw_equipments['electric_boiler'] = generation_system.nominal_heat_output / 1000
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else:
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dhw_equipments['general_heating_equipment'] = generation_system.nominal_heat_output / 1000
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for heating_equipment in heating_equipments:
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component = self.search_hvac_equipment(heating_equipment)
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maintenance_cost = component.maintenance[0]
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maintenance_heating_0 += (heating_equipments[heating_equipment] * maintenance_cost)
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for cooling_equipment in cooling_equipments:
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component = self.search_hvac_equipment(cooling_equipment)
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maintenance_cost = component.maintenance[0]
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maintenance_cooling_0 += (cooling_equipments[cooling_equipment] * maintenance_cost)
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for dhw_equipment in dhw_equipments:
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component = self.search_hvac_equipment(dhw_equipment)
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maintenance_cost = component.maintenance[0]
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maintenance_dhw_0 += (dhw_equipments[dhw_equipment] * maintenance_cost)
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maintenance_pv_0 = surface_pv * archetype.operational_cost.maintenance_pv
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for year in range(1, self._configuration.number_of_years + 1):
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costs_increase = math.pow(1 + self._configuration.consumer_price_index, year)
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self._yearly_maintenance_costs.loc[year, 'Heating_maintenance'] = (
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maintenance_heating_0 * costs_increase
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)
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self._yearly_maintenance_costs.loc[year, 'Cooling_maintenance'] = (
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maintenance_cooling_0 * costs_increase
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)
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self._yearly_maintenance_costs.loc[year, 'DHW_maintenance'] = (
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maintenance_dhw_0 * costs_increase
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)
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self._yearly_maintenance_costs.loc[year, 'PV_maintenance'] = (
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maintenance_pv_0 * costs_increase
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)
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self._yearly_maintenance_costs.fillna(0, inplace=True)
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return self._yearly_maintenance_costs
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def search_hvac_equipment(self, equipment_type):
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for component in self._archetype.operational_cost.maintenance_hvac:
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if component.type == equipment_type:
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return component
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