diff --git a/config/config.default.yaml b/config/config.default.yaml index 67c4db14..93d1ac47 100644 --- a/config/config.default.yaml +++ b/config/config.default.yaml @@ -597,6 +597,7 @@ sector: conventional_generation: OCGT: gas biomass_to_liquid: false + electrobiofuels: false biosng: false limit_max_growth: enable: false @@ -1029,6 +1030,7 @@ plotting: services rural biomass boiler: '#c6cf98' services urban decentral biomass boiler: '#dde5b5' biomass to liquid: '#32CD32' + electrobiofuels: 'red' BioSNG: '#123456' # power transmission lines: '#6c9459' diff --git a/doc/configtables/sector.csv b/doc/configtables/sector.csv index 89c0e55c..f6e52116 100644 --- a/doc/configtables/sector.csv +++ b/doc/configtables/sector.csv @@ -138,6 +138,7 @@ biomass_transport,--,"{true, false}",Add option for transporting solid biomass b biogas_upgrading_cc,--,"{true, false}",Add option to capture CO2 from biomass upgrading conventional_generation,,,Add a more detailed description of conventional carriers. Any power generation requires the consumption of fuel from nodes representing that fuel. biomass_to_liquid,--,"{true, false}",Add option for transforming solid biomass into liquid fuel with the same properties as oil +electrobiofuels,--,"{true, false}","Add option for transforming solid biomass and hydrogen into liquid fuel to make more use of biogenic carbon, as a combination of BtL and Fischer-Tropsch" biosng,--,"{true, false}",Add option for transforming solid biomass into synthesis gas with the same properties as natural gas limit_max_growth,,, -- enable,--,"{true, false}",Add option to limit the maximum growth of a carrier diff --git a/doc/release_notes.rst b/doc/release_notes.rst index 1908d739..4293541b 100644 --- a/doc/release_notes.rst +++ b/doc/release_notes.rst @@ -10,6 +10,8 @@ Release Notes Upcoming Release ================ +* Add option to produce electrobiofuels from solid biomass and hydrogen, as a combination of BtL and Fischer-Tropsch to make more use of the biogenic carbon + * Add flag ``sector: fossil_fuels`` in config to remove the option of importing fossil fuels * Renamed the carrier of batteries in BEVs from `battery storage` to `EV battery` and the corresponding bus carrier from `Li ion` to `EV battery`. This is to avoid confusion with stationary battery storage. diff --git a/scripts/prepare_sector_network.py b/scripts/prepare_sector_network.py index 520a2090..37d1299c 100644 --- a/scripts/prepare_sector_network.py +++ b/scripts/prepare_sector_network.py @@ -2511,6 +2511,43 @@ def add_biomass(n, costs): marginal_cost=costs.at["BtL", "efficiency"] * costs.at["BtL", "VOM"], ) + # Electrobiofuels (BtL with hydrogen addition to make more use of biogenic carbon). + # Combination of efuels and biomass to liquid, both based on Fischer-Tropsch. + # Experimental version - use with caution + if options["electrobiofuels"]: + + efuel_scale_factor = costs.at["BtL", "C stored"] + name = ( + pd.Index(spatial.biomass.nodes) + + " " + + pd.Index(spatial.h2.nodes.str.replace(" H2", "")) + ) + n.madd( + "Link", + name, + suffix=" electrobiofuels", + bus0=spatial.biomass.nodes, + bus1=spatial.oil.nodes, + bus2=spatial.h2.nodes, + bus3="co2 atmosphere", + carrier="electrobiofuels", + lifetime=costs.at["electrobiofuels", "lifetime"], + efficiency=costs.at["electrobiofuels", "efficiency-biomass"], + efficiency2=-costs.at["electrobiofuels", "efficiency-hydrogen"], + efficiency3=-costs.at["solid biomass", "CO2 intensity"] + + costs.at["BtL", "CO2 stored"] + * (1 - costs.at["Fischer-Tropsch", "capture rate"]), + p_nom_extendable=True, + capital_cost=costs.at["BtL", "fixed"] * costs.at["BtL", "efficiency"] + + efuel_scale_factor + * costs.at["Fischer-Tropsch", "fixed"] + * costs.at["Fischer-Tropsch", "efficiency"], + marginal_cost=costs.at["BtL", "VOM"] * costs.at["BtL", "efficiency"] + + efuel_scale_factor + * costs.at["Fischer-Tropsch", "VOM"] + * costs.at["Fischer-Tropsch", "efficiency"], + ) + # BioSNG from solid biomass if options["biosng"]: n.madd(