Reorganizing common costs in design modules

ORBIT/core/defaults/common_costs.yaml

@@ -1,6 +1,72 @@
 # Material costs
-monopile_steel_cost: 3000                     # USD/t
-tp_steel_cost: 3000                           # USD/t
+monopile_design:
+  monopile_steel_cost: 3000                     # USD/t
+  tp_steel_cost: 3000                           # USD/t
 
 # Port properties
 port_cost_per_month: 2e6                      # USD/month
+
+# Export system component cost rates
+export_system_design:
+  cable_crossings:
+    crossing_unit_cost: 500000
+
+# Spar component cost rates
+spar_design:
+  stiffened_column_CR: 3120                     # USD/t
+  tapered_column_CR: 4220                       # USD/t
+  ballast_material_CR: 100                      # USD/t
+  secondary_steel_CR: 7250                      # USD/t
+
+# Offshore substation component cost rates
+substation_design:
+  mpt_cost_rate: 12500                          # USD/MW
+  topside_fab_cost_rate: 14500                  # USD/t
+  topside_design_cost:                          # USD
+    #oldHVAC: 4.5e6
+    HVAC: 107.3e6
+    HVDC-monopole: 294e6
+    HVDC-bipole: 476e6
+  shunt_cost_rate: 35000                        # USD/MW
+  mpt_unit_cost: 2.87e6                         # USD/mpt
+  shunt_unit_cost: 10000                        # USD/cable
+  switchgear_cost: 4e6                          # USD/cable
+  dc_breaker_cost: 10.5e6                       # USD/cable
+  backup_gen_cost: 1e6                          # USD
+  workspace_cost: 2e6                           # USD
+  other_ancillary_cost: 3e6                     # USD
+  topside_assembly_factor: 0.075                # %
+  converter_cost:                               # USD
+    HVAC: 0
+    HVDC-monopole: 127e6
+    HVDC-bipole: 296e6
+  oss_substructure_cost_rate: 3000              # USD/t
+  oss_pile_cost_rate: 0                         # USD/t
+
+# Onshore substation component cost rates
+onshore_substation_design:
+  onshore_converter_cost:                       # USD
+    HVAC: 0
+    HVDC-monopole: 157e6
+    HVDC-bipole: 350e6
+  shunt_unit_cost: 13000                        # USD/cable
+  switchgear_cost: 9.33e6                       # USD/cable
+  compensation_rate:                            # USD/cable
+    HVAC: 31.3e6
+    HVDC-monopole: 0
+    HVDC-bipole: 0
+  onshore_construction_rate:                    # USD
+    HVAC: 5e6
+    HVDC-monopole: 87.3e6
+    HVDC-bipole: 100e6
+
+# Semisubmersible component cost rates
+semisubmersible_design:
+  stiffened_column_CR: 3120                     # USD/t
+  truss_CR: 6250                                # USD/t
+  heave_plate_CR: 6250                          # USD/t
+  secondary_steel_CR: 7250                      # USD/t
+
+# Mooring system component cost rates
+mooring_system_design:                          # USD/m
+  mooring_line_cost_rate: [399.0, 721.0, 1088.0]

ORBIT/phases/design/design_phase.py

@@ -9,6 +9,7 @@
 from abc import abstractmethod
 
 from ORBIT.phases import BasePhase
+from ORBIT.core.defaults import common_costs
 
 
 class DesignPhase(BasePhase):
@@ -31,3 +32,31 @@ def design_result(self):
         """
 
         return {}
+
+    def get_default_cost(self, design_name, key, subkey=None):
+        """Return the cost value for a key in a design
+        dictionary read from common_cost.yaml.
+        """
+
+        if (design_dict := common_costs.get(design_name, None)) is None:
+            raise KeyError(f"No {design_name} in common_cost.yaml.")
+
+        if (cost_value := design_dict.get(key, None)) is None:
+            raise KeyError(f"{key} not found in [{design_name}] common_costs.")
+
+        if isinstance(cost_value, dict):
+            if subkey is None:
+                raise ValueError(
+                    f"{key} is a dictionary and requires a" " 'subkey' input."
+                )
+
+            if (sub_cost_value := cost_value.get(subkey, None)) is None:
+                raise KeyError(
+                    f"{subkey} not found in [{design_name}][{cost_value}]"
+                    " common_costs."
+                )
+
+            return sub_cost_value
+
+        else:
+            return cost_value