Iron: Adding electrowinning capabilities

examples/21_iron_mn_to_il/plant_config_old.yaml

@@ -24,7 +24,7 @@ site:
 technology_interconnections: [
   ["iron_mine","iron_plant","iron_ore","iron_transport"],
   ["iron_transport","iron_plant","iron_transport_cost"],
-  ["finance_subgroup_iron_ore","iron_plant","price_iron_ore"],
+  ["finance_subgroup_iron_ore","iron_plant","price_iron_ore_"],
 ]
 
 plant:

examples/27_iron_electrowinning/27_iron_electrowinning.yaml

@@ -0,0 +1,7 @@
+name: "H2Integrate_config"
+
+system_summary: "This reference hybrid plant is located in Minnesota and contains wind, solar, and battery storage technologies. The system is designed to produce hydrogen using an electrolyzer and also produce steel using a grid-connected plant."
+
+driver_config: "driver_config.yaml"
+technology_config: "tech_config.yaml"
+plant_config: "plant_config.yaml"

examples/27_iron_electrowinning/driver_config.yaml

@@ -0,0 +1,5 @@
+name: "driver_config"
+description: "This analysis runs a hybrid plant to match the first example in H2Integrate"
+
+general:
+  folder_output: outputs

examples/27_iron_electrowinning/plant_config.yaml

@@ -0,0 +1,76 @@
+name: "plant_config"
+description: "This plant is located in MN, USA..."
+
+site:
+  latitude: 41.717
+  longitude: -88.398
+
+  # array of polygons defining boundaries with x/y coords
+  boundaries: [
+    {
+      x: [0.0, 1000.0, 1000.0, 0.0],
+      y: [0.0, 0.0, 100.0, 1000.0],
+    },
+    {
+      x: [2000.0, 2500.0, 2000.0],
+      y: [2000.0, 2000.0, 2500.0],
+    }
+  ]
+
+
+# array of arrays containing left-to-right technology
+# interconnections; can support bidirectional connections
+# with the reverse definition.
+# this will naturally grow as we mature the interconnected tech
+technology_interconnections: [
+  # connect feedstocks to iron mine
+  ["grid_feedstock","iron_mine","electricity","cable"],
+  ["mine_feedstock","iron_mine","crude_ore","pipe"],
+  # connect feedstocks to iron plant
+  ["iron_mine","iron_plant","iron_ore","iron_transport"],
+  ["ewin_grid_feedstock","iron_plant","electricity","cable"],
+]
+
+plant:
+  plant_life: 30
+finance_parameters:
+  finance_groups:
+    finance_model: "ProFastComp"
+    model_inputs:
+      params:
+        analysis_start_year: 2032
+        installation_time: 36 # months
+        inflation_rate: 0.0 # 0 for nominal analysis
+        discount_rate: 0.09 # nominal return based on 2024 ATB baseline workbook for land-based wind
+        debt_equity_ratio: 2.62 # 2024 ATB uses 72.4% debt for land-based wind
+        property_tax_and_insurance: 0.03 # percent of CAPEX estimated based on https://www.nrel.gov/docs/fy25osti/91775.pdf  https://www.house.mn.gov/hrd/issinfo/clsrates.aspx
+        total_income_tax_rate: 0.257 # 0.257 tax rate in 2024 atb baseline workbook, value here is based on federal (21%) and state in MN (9.8)
+        capital_gains_tax_rate: 0.15 # H2FAST default
+        sales_tax_rate: 0.07375 # total state and local sales tax in St. Louis County https://taxmaps.state.mn.us/salestax/
+        debt_interest_rate: 0.07 # based on 2024 ATB nominal interest rate for land-based wind
+        debt_type: "Revolving debt" # can be "Revolving debt" or "One time loan". Revolving debt is H2FAST default and leads to much lower LCOH
+        loan_period_if_used: 0 # H2FAST default, not used for revolving debt
+        cash_onhand_months: 1 # H2FAST default
+        admin_expense: 0.00 # percent of sales H2FAST default
+      capital_items:
+        depr_type: "MACRS" # can be "MACRS" or "Straight line"
+        depr_period: 5 # 5  years - for clean energy facilities as specified by the IRS MACRS schedule https://www.irs.gov/publications/p946#en_US_2020_publink1000107507
+        refurb: [0.]
+  cost_adjustment_parameters:
+    cost_year_adjustment_inflation: 0.025
+    target_dollar_year: 2022
+  finance_subgroups:
+    iron_ore:
+      commodity: "iron_ore"
+      commodity_stream: "iron_mine"
+      technologies: ["iron_mine", "grid_feedstock", "mine_feedstock"]
+    sponge_iron:
+      commodity: "sponge_iron"
+      commodity_stream: "iron_plant"
+      technologies:
+      - "iron_mine"
+      - "grid_feedstock"
+      - "mine_feedstock"
+      - "iron_transport"
+      - "iron_plant"
+      - "ewin_grid_feedstock"