Add opening workload
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@ -74,13 +74,16 @@ class LCACarbonWorkflow:
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for boundary in surface.associated_thermal_boundaries:
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for boundary in surface.associated_thermal_boundaries:
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opening_emission = None
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opening_emission = None
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layer_emission = self._calculate_envelope_emission(boundary)
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layer_emission, boundary_work_load = \
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self._calculate_envelope_emission(boundary)
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boundary_envelope_emission += layer_emission
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boundary_envelope_emission += layer_emission
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boundary_volume.append(boundary.opaque_area * boundary.thickness)
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boundary_volume.append(boundary.opaque_area * boundary.thickness)
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if boundary.window_ratio:
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if boundary.window_ratio:
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opening_emission = self._calculate_opening_emission(
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opening_emission, opening_workload = \
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building, surface, boundary, opaque_surface_code)
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self._calculate_opening_emission(
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building, surface, boundary, opaque_surface_code)
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boundary_work_load += opening_workload
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if opening_emission:
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if opening_emission:
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boundary_opening_emission += opening_emission
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boundary_opening_emission += opening_emission
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if boundary_opening_emission:
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if boundary_opening_emission:
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@ -96,6 +99,7 @@ class LCACarbonWorkflow:
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def _calculate_envelope_emission(self, boundary):
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def _calculate_envelope_emission(self, boundary):
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layer_emission = []
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layer_emission = []
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boundary_workload = []
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for layer in boundary.layers:
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for layer in boundary.layers:
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if not layer.no_mass:
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if not layer.no_mass:
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layer_material = \
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layer_material = \
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@ -103,12 +107,20 @@ class LCACarbonWorkflow:
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layer_emission.append(EnvelopeEmission(
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layer_emission.append(EnvelopeEmission(
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layer_material['embodied_carbon'],
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layer_material['embodied_carbon'],
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boundary.opaque_area, layer.thickness).calculate_envelope_emission())
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boundary.opaque_area, layer.thickness).calculate_envelope_emission())
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layer_workload = boundary.opaque_area * layer.thickness * layer_material['density']
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boundary_workload.append(
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return layer_emission
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boundary.opaque_area * layer.thickness * layer_material['density'])
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return layer_emission, sum(boundary_workload)
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def _calculate_opening_emission(
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def _calculate_opening_emission(
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self, building, surface, boundary, opaque_surface_code):
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self,
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building, surface, boundary, opaque_surface_code,
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density=2579):
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"""Windows have the assumed density of 2579 kg/m3
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Window's thickness assumed the same as wall's thickness
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These two values are being used to calculate window's workload
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for End of Life emission evaluation."""
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opening_emission = []
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opening_emission = []
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window_workload = []
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for opening in boundary.thermal_openings:
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for opening in boundary.thermal_openings:
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transparent_surface_type = 'Window'
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transparent_surface_type = 'Window'
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if building.year_of_construction >= 2020 and \
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if building.year_of_construction >= 2020 and \
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@ -118,7 +130,8 @@ class LCACarbonWorkflow:
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self.nrcan_catalogs.search_transparent_surfaces(
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self.nrcan_catalogs.search_transparent_surfaces(
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transparent_surface_type, opaque_surface_code)['embodied_carbon'],
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transparent_surface_type, opaque_surface_code)['embodied_carbon'],
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opening.area).calculate_opening_emission())
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opening.area).calculate_opening_emission())
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return opening_emission
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window_workload.append(opening.area * boundary.thickness * density)
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return opening_emission, sum(window_workload)
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def calculate_emission(self):
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def calculate_emission(self):
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for building in self.city.buildings:
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for building in self.city.buildings:
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