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3 Commits

Author SHA1 Message Date
Alireza Adli
f15825db1d Replace the building workload with end of life emission 2024-08-02 12:26:13 -04:00
Alireza Adli
5017c73486 Replace workload with endOfLife emission for each opening 2024-08-02 12:11:01 -04:00
Alireza Adli
f155725e7b Replace workload with endOfLife emission for each layer 2024-08-02 12:05:34 -04:00

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@ -18,6 +18,8 @@ from city_model_structure.life_cycle_assessment.opening_emission \
import OpeningEmission
from city_model_structure.life_cycle_assessment.envelope_emission \
import EnvelopeEmission
from city_model_structure.life_cycle_assessment.lca_end_of_life_carbon \
import EndOfLifeEmission
class LCACarbonWorkflow:
@ -56,15 +58,15 @@ class LCACarbonWorkflow:
self.building_envelope_emission = []
self.building_opening_emission = []
self.building_component_emission = []
self.building_envelope_workload = []
self.building_opening_workload = []
self.building_component_workload = []
self.building_envelope_end_of_life_emission = []
self.building_opening_end_of_life_emission = []
self.building_component_end_of_life_emission = []
def calculate_building_component_emission(self, building):
surface_envelope_emission = []
surface_opening_emission = []
surface_envelope_workload = []
surface_opening_workload = []
surface_envelope_end_of_life_emission = []
surface_opening_end_of_life_emission = []
opaque_surface_code = self.nrcan_catalogs.find_opaque_surface(
self.nrcan_catalogs.hub_to_nrcan_function(building.function),
self.nrcan_catalogs.year_to_period_of_construction(
@ -74,33 +76,35 @@ class LCACarbonWorkflow:
for surface in building.surfaces:
boundary_envelope_emission = []
boundary_opening_emission = []
boundary_envelope_workload =[]
boundary_opening_workload = []
boundary_envelope_end_of_life_emission = []
boundary_opening_end_of_life_emission = []
for boundary in surface.associated_thermal_boundaries:
opening_emission = None
opening_workload = None
layer_emission, boundary_work_load = \
opening_end_of_life_emission = None
layer_emission, layer_end_of_life_emission = \
self._calculate_envelope_emission(boundary)
boundary_envelope_emission += layer_emission
boundary_envelope_workload += boundary_work_load
boundary_envelope_end_of_life_emission += layer_end_of_life_emission
if boundary.window_ratio:
opening_emission, opening_workload = \
opening_emission, opening_end_of_life_emission = \
self._calculate_opening_emission(
building, surface, boundary, opaque_surface_code)
if opening_emission:
boundary_opening_emission += opening_emission
boundary_opening_workload += opening_workload
boundary_opening_end_of_life_emission += opening_end_of_life_emission
if boundary_opening_emission:
surface_opening_emission += boundary_opening_emission
surface_opening_workload += boundary_opening_workload
surface_opening_end_of_life_emission += \
boundary_opening_end_of_life_emission
surface_envelope_emission += boundary_envelope_emission
surface_envelope_workload += boundary_envelope_workload
surface_envelope_end_of_life_emission += \
boundary_envelope_end_of_life_emission
building_envelope_emission = sum(surface_envelope_emission)
building_envelope_workload = sum(surface_envelope_workload)
building_envelope_workload = sum(surface_envelope_end_of_life_emission)
building_opening_emission = sum(surface_opening_emission)
building_opening_workload = sum(surface_opening_workload)
building_opening_workload = sum(surface_opening_end_of_life_emission)
building_component_emission = \
building_envelope_emission + building_opening_emission
building_component_workload = \
@ -111,7 +115,7 @@ class LCACarbonWorkflow:
def _calculate_envelope_emission(self, boundary):
layer_emission = []
boundary_workload = []
layer_end_of_life_emission = []
for layer in boundary.layers:
if not layer.no_mass:
layer_material = \
@ -120,9 +124,18 @@ class LCACarbonWorkflow:
layer_material['embodied_carbon'],
boundary.opaque_area,
layer.thickness, layer.density).calculate_envelope_emission())
boundary_workload.append(
boundary.opaque_area * layer.thickness * layer.density)
return layer_emission, boundary_workload
boundary_workload = \
boundary.opaque_area * \
layer.thickness * \
layer.density
layer_end_of_life_emission.append(EndOfLifeEmission(
layer_material['recycling_ratio'],
layer_material['onsite_recycling_ratio'],
layer_material['company_recycling_ratio'],
layer_material['landfilling_ratio'],
boundary_workload).calculate_end_of_life_emission())
return layer_emission, layer_end_of_life_emission
def _calculate_opening_emission(
self,
@ -133,27 +146,40 @@ class LCACarbonWorkflow:
These two values are being used to calculate window's workload
for End of Life emission evaluation."""
opening_emission = []
window_workload = []
opening_end_of_life_emission = []
for opening in boundary.thermal_openings:
transparent_surface_type = 'Window'
if building.year_of_construction >= 2020 and \
surface.type == 'Roof':
transparent_surface_type = 'Skylight'
opening_emission.append(OpeningEmission(
self.nrcan_catalogs.search_transparent_surfaces(
transparent_surface_type, opaque_surface_code)['embodied_carbon'],
opening.area).calculate_opening_emission())
window_workload.append(opening.area * boundary.thickness * density)
return opening_emission, window_workload
opening_material = self.nrcan_catalogs.search_transparent_surfaces(
transparent_surface_type, opaque_surface_code)
opening_emission.append(
OpeningEmission(opening_material['embodied_carbon'],
opening.area).calculate_opening_emission())
window_workload = opening.area * boundary.thickness * density
opening_end_of_life_emission.append(EndOfLifeEmission(
opening_material['recycling_ratio'],
opening_material['onsite_recycling_ratio'],
opening_material['company_recycling_ratio'],
opening_material['landfilling_ratio'],
window_workload).calculate_end_of_life_emission())
return opening_emission, opening_end_of_life_emission
def calculate_emission(self):
for building in self.city.buildings:
envelope_emission, opening_emission, component_emission, \
envelope_workload, opening_workload, component_workload = \
envelope_end_of_life_emission, \
opening_end_of_life_emission, \
component_end_of_life_emission = \
self.calculate_building_component_emission(building)
self.building_envelope_emission.append(envelope_emission)
self.building_opening_emission.append(opening_emission)
self.building_component_emission.append(component_emission)
self.building_envelope_workload.append(envelope_workload)
self.building_opening_workload.append(opening_workload)
self.building_component_workload.append(component_workload)
self.building_envelope_end_of_life_emission.append(
envelope_end_of_life_emission)
self.building_opening_end_of_life_emission.append(
opening_end_of_life_emission)
self.building_component_end_of_life_emission.append(
component_end_of_life_emission)