Add option for carbon capture in integrated steelworks

config/config.default.yaml

@@ -446,6 +446,7 @@ sector:
   methanation: true
   helmeth: false
   coal_cc: false
+  coal_for_industry_cc: false
   dac: true
   co2_vent: false
   allam_cycle: false

doc/configtables/sector.csv

@@ -73,6 +73,7 @@ marginal_cost_storage,currency/MWh ,float,The marginal cost of discharging batte
 methanation,--,"{true, false}",Add option for transforming hydrogen and CO2 into methane using methanation.
 helmeth,--,"{true, false}",Add option for transforming power into gas using HELMETH (Integrated High-Temperature ELectrolysis and METHanation for Effective Power to Gas Conversion)
 coal_cc,--,"{true, false}",Add option for coal CHPs with carbon capture
+coal_for_industry_cc,--,"{true, false}",Add option for carbon capture in integrated steel making (blast furnaces)
 dac,--,"{true, false}",Add option for Direct Air Capture (DAC)
 co2_vent,--,"{true, false}",Add option for vent out CO2 from storages to the atmosphere.
 allam_cycle,--,"{true, false}",Add option to include `Allam cycle gas power plants <https://en.wikipedia.org/wiki/Allam_power_cycle>`_

doc/release_notes.rst

@@ -12,6 +12,8 @@ Upcoming Release
 
 * Updated Global Energy Monitor LNG terminal data to March 2023 version.
 
+* Add option for carbon capture in integrated steelworks.
+
 * For industry distribution, use EPRTR as fallback if ETS data is not available.
 
 * The minimum capacity for renewable generators when using the myopic option has been fixed.

scripts/prepare_sector_network.py

@@ -145,6 +145,8 @@ def define_spatial(nodes, options):
     spatial.coal = SimpleNamespace()
     spatial.coal.nodes = ["EU coal"]
     spatial.coal.locations = ["EU"]
+    spatial.coal.industry = ["coal for industry"]
+    spatial.coal.industry_cc = ["coal for industry CC"]
 
     # lignite
     spatial.lignite = SimpleNamespace()
@@ -2909,15 +2911,56 @@ def add_industry(n, costs):
             + mwh_coal_per_mwh_coke * industrial_demand["coke"].sum()
         ) / nhours
 
+        n.madd(
+            "Bus",
+            spatial.coal.industry,
+            location=spatial.coal.locations,
+            carrier="coal for industry",
+            unit="MWh_LHV",
+        )
+
         n.madd(
             "Load",
-            spatial.coal.nodes,
-            suffix=" for industry",
-            bus=spatial.coal.nodes,
+            spatial.coal.industry,
+            bus=spatial.coal.industry,
             carrier="coal for industry",
             p_set=p_set,
         )
 
+        n.madd(
+            "Link",
+            spatial.coal.industry,
+            bus0=spatial.coal.nodes,
+            bus1=spatial.coal.industry,
+            bus2="co2 atmosphere",
+            carrier="coal for industry",
+            p_nom_extendable=True,
+            p_min_pu=1.0,
+            efficiency=1.0,
+            efficiency2=costs.at["coal", "CO2 intensity"],
+        )
+
+        if options.get("coal_for_industry_cc", False):
+            n.madd(
+                "Link",
+                spatial.coal.industry_cc,
+                bus0=spatial.coal.nodes,
+                bus1=spatial.coal.industry,
+                bus2="co2 atmosphere",
+                bus3=spatial.co2.nodes,
+                carrier="coal for industry CC",
+                p_min_pu=1.0,
+                p_nom_extendable=True,
+                capital_cost=costs.at["cement capture", "fixed"]
+                * costs.at["coal", "CO2 intensity"],
+                efficiency=0.9,
+                efficiency2=costs.at["coal", "CO2 intensity"]
+                * (1 - costs.at["cement capture", "capture_rate"]),
+                efficiency3=costs.at["coal", "CO2 intensity"]
+                * costs.at["cement capture", "capture_rate"],
+                lifetime=costs.at["cement capture", "lifetime"],
+            )
+
 
 def add_waste_heat(n):
     # TODO options?