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add option for nuclear expansion at current locations #98

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Nov 19, 2019
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add option for nuclear expansion at current locations #98

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18adf89
add_electricity: add option for nuclear expansion at current locations
fneum Nov 13, 2019
425c4b1
doc: add documentation on adding nuclear options
fneum Nov 13, 2019
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2 changes: 1 addition & 1 deletion doc/configtables/electricity.csv
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ co2limit,:math:`t_{CO_2-eq}/a`,float,"Cap on total annual system carbon dioxide
co2base,:math:`t_{CO_2-eq}/a`,float,"Reference value of total annual system carbon dioxide emissions if relative emission reduction target is specified in ``{opts}`` wildcard."
agg_p_nom_limits,--,file path,"Reference to ``.csv`` file specifying per carrier generator nominal capacity constraints for individual countries if ``'CCL'`` is in ``{opts}`` wildcard. Defaults to ``data/agg_p_nom_minmax.csv``."
extendable_carriers,,,
-- Generator,--,"Any subset of {'OCGT','CCGT'}","Places extendable conventional power plants (OCGT and/or CCGT) where gas power plants are located today without capacity limits."
-- Generator,--,"Any subset of {'OCGT','CCGT', 'nuclear'}","Places extendable conventional power plants (OCGT, CCGT and/or nuclear) where such power plants are located today without capacity limits."
-- StorageUnit,--,"Any subset of {'battery','H2'}","Places extendable storage units (battery and/or hydrogen) at every node/bus without capacity limits."
max_hours,,,
-- battery,h,float,"Maximum state of charge capacity of the battery in terms of hours at full output capacity ``p_nom``. Cf. `PyPSA documentation <https://pypsa.readthedocs.io/en/latest/components.html#storage-unit>`_."
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15 changes: 14 additions & 1 deletion scripts/add_electricity.py
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Expand Up @@ -463,10 +463,23 @@ def attach_extendable_generators(n, costs, ppl):
capital_cost=costs.at['CCGT', 'capital_cost'],
marginal_cost=costs.at['CCGT', 'marginal_cost'],
efficiency=costs.at['CCGT', 'efficiency'])

elif suptech == 'nuclear':
nuclear = ppl.query("carrier == 'nuclear'").groupby('bus', as_index=False).first()
n.madd('Generator', nuclear.index,
suffix=' nuclear',
bus=nuclear['bus'],
carrier=tech,
p_nom_extendable=True,
p_nom=0.,
capital_cost=costs.at['nuclear', 'capital_cost'],
marginal_cost=costs.at['nuclear', 'marginal_cost'],
efficiency=costs.at['nuclear', 'efficiency'])

else:
raise NotImplementedError(f"Adding extendable generators for carrier "
"'{tech}' is not implemented, yet. "
"Only OCGT and CCGT are allowed at the moment.")
"Only OCGT, CCGT and nuclear are allowed at the moment.")


def attach_storage(n, costs):
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