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12 changes: 12 additions & 0 deletions src/brownfield.py
Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,10 @@
import pypsa

from tz_pypsa.model import Model
from tz_pypsa.constraints import (constr_bus_self_sufficiency,
constr_cumulative_p_nom,
constr_policy_targets,
constr_max_annual_utilisation)

def SetupBrownfieldNetwork(run, configs) -> pypsa.Network:
"""
Expand Down Expand Up @@ -31,6 +35,14 @@ def SetupBrownfieldNetwork(run, configs) -> pypsa.Network:
set_global_constraints=configs['global_vars']['set_global_constraints'],
)
)

# Instantiate the linopy model
lp_model = network.optimize.create_model()

# Add policy target constraints to the linopy model
constr_policy_targets(network,
lp_model,
run['stock_model'])

# ensure p_nom is extendable in the brownfield network
network.generators['p_nom_extendable'] = True
Expand Down