feat: add embodied carbon calculation fields to objets
This commit is contained in:
Björn Steinhagen
@@ -224,6 +224,119 @@ class RevitCarbonAnalyzer:
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# Calculate carbon
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try:
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carbon_results = self.carbon_calculator.calculate_carbon(processed_element)
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# Initialize Embodied Carbon Calculation dictionary
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embodied_carbon_data = {}
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for material_name, result in carbon_results.items():
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# Create a dictionary for each material instead of an array
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material_data = {}
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if result.category == "Wood":
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# For timber - use name/value/units format as dictionary entries
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material_data = {
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"volume": {
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"name": "volume",
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"value": result.quantity,
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"units": "m³",
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},
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"database": {
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"name": "database",
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"value": result.database,
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"units": None,
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},
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"ecf": {
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"name": "ecf",
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"value": result.factor,
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"units": "kgCO₂e/m³",
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},
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"embodied carbon": {
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"name": "embodied carbon",
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"value": result.total_carbon,
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"units": "kgCO₂e",
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},
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}
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elif result.category == "Concrete":
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# For concrete (include both concrete and reinforcement)
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material_data = {
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"volume": {
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"name": "volume",
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"value": result.concrete_volume,
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"units": "m³",
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},
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"database": {
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"name": "database",
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"value": result.database,
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"units": None,
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},
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"ecf": {
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"name": "ecf",
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"value": result.factor,
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"units": "kgCO₂e/m³",
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},
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"concrete carbon": {
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"name": "concrete carbon",
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"value": result.concrete_carbon,
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"units": "kgCO₂e",
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},
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"reinforcement mass": {
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"name": "reinforcement mass",
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"value": result.reinforcement_mass,
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"units": "kg",
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},
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"reinforcement rate": {
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"name": "reinforcement rate",
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"value": result.reinforcement_rate,
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"units": "kg/m³",
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},
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"reinforcement ecf": {
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"name": "reinforcement ecf",
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"value": result.reinforcement_factor,
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"units": "kgCO₂e/kg",
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},
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"reinforcement carbon": {
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"name": "reinforcement carbon",
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"value": result.reinforcement_carbon,
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"units": "kgCO₂e",
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},
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"embodied carbon": {
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"name": "embodied carbon",
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"value": result.total_carbon,
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"units": "kgCO₂e",
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},
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}
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elif result.category == "Metal":
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# For metal
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material_data = {
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"mass": {
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"name": "mass",
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"value": result.quantity,
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"units": "kg",
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},
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"database": {
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"name": "database",
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"value": result.database,
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"units": None,
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},
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"ecf": {
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"name": "ecf",
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"value": result.factor,
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"units": "kgCO₂e/kg",
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},
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"embodied carbon": {
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"name": "embodied carbon",
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"value": result.total_carbon,
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"units": "kgCO₂e",
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},
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}
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# Add this material's data to the main dictionary
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embodied_carbon_data[material_name] = material_data
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# Attach the data to the original element
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if hasattr(element, "properties"):
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element.properties["Embodied Carbon Calculation"] = embodied_carbon_data
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return {
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"id": element_id,
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"status": "processed",
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@@ -234,7 +347,6 @@ class RevitCarbonAnalyzer:
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"name": m.properties.name,
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"type": m.type.value,
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"volume": m.properties.volume,
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# Add other material properties as needed
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}
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for m in processed_element.materials
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],
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@@ -371,6 +483,11 @@ def automate_function(
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"\nNOTE: All materials successfully matched with emission factors."
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)
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# Upload mutated model
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automate_context.create_new_version_in_project(
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model_root, f"{commit_root.branchName}_embodied_carbon"
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)
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# Mark success with detailed message
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automate_context.mark_run_success(success_message)
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@@ -12,9 +12,9 @@ class ConcreteEmissionDatabase(EmissionFactorDatabase):
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super().__init__()
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self._database_name = database_name
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self._factors = {}
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self._init_factors()
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self._load_emission_factors_from_database()
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def _init_factors(self):
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def _load_emission_factors_from_database(self):
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"""Initialize factors based on the specific database."""
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# Define mappings from database type to strength values
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database_strength_values = {
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@@ -14,14 +14,3 @@ class EmissionFactor:
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valid_until: Optional[str] = None
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manufacturer: Optional[str] = None
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plant_location: Optional[str] = None
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@dataclass
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class CarbonResult:
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"""Result of a carbon calculation"""
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material_name: str
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emission_factor: EmissionFactor
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quantity: float
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total_carbon: float
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category: str
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+14
-1
@@ -37,8 +37,21 @@ class BuildingElement:
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materials: List[Material]
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carbon_data: Optional[Dict] = None
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@dataclass
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class CarbonResult:
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factor: float # kgCO2e/kg for metals, kgCO2e/m3 for wood
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total_carbon: float # kgCO2e
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category: str
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category: str
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# Additional fields for detailed output
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quantity: float = None # volume (m³) for concrete/wood, mass (kg) for metal
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database: str = None # database source
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# Concrete-specific fields
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concrete_volume: float = None # m³
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concrete_carbon: float = None # kgCO2e
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reinforcement_mass: float = None # kg
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reinforcement_rate: float = None # kg/m³
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reinforcement_factor: float = None # kgCO2e/kg
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reinforcement_carbon: float = None # kgCO2e
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@@ -121,6 +121,8 @@ class CarbonCalculator:
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factor=factor.value,
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total_carbon=material.mass * factor.value,
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category="Metal",
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quantity=material.mass,
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database=self._steel_database,
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)
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def _calculate_wood_carbon(self, material: Material) -> CarbonResult:
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@@ -148,6 +150,8 @@ class CarbonCalculator:
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factor=factor.value,
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total_carbon=material.properties.volume * factor.value,
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category="Wood",
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quantity=material.properties.volume,
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database=self._timber_database,
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)
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def _calculate_concrete_carbon(
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@@ -220,19 +224,20 @@ class CarbonCalculator:
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total_carbon = concrete_carbon + reinforcement_carbon
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# Create result with additional metadata
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result = CarbonResult(
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return CarbonResult(
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factor=concrete_factor.value,
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total_carbon=total_carbon,
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category="Concrete",
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quantity=concrete_volume,
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database=self._concrete_database,
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concrete_volume=concrete_volume,
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concrete_carbon=concrete_carbon,
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reinforcement_mass=reinforcement_mass,
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reinforcement_rate=reinforcement_rate,
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reinforcement_factor=rebar_factor.value,
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reinforcement_carbon=reinforcement_carbon,
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)
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# TODO: Add extra metadata (not in original CarbonResult class, would need extension)
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# TODO: result.concrete_carbon = concrete_carbon
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# TODO: result.reinforcement_carbon = reinforcement_carbon
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# TODO: result.reinforcement_rate = reinforcement_rate
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return result
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@staticmethod
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def _map_element_category_to_concrete_type(
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element_category: ElementCategory,
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