prepare_sector: revert taking mean

config.overnight: revert hourly resolution

scripts/prepare_sector_network.py

@@ -1409,6 +1409,7 @@ def add_land_transport(n, costs):
     # TODO options?
 
     logger.info("Add land transport")
+    nsnapshots = n.snapshot_weightings.generators.sum()
 
     transport = pd.read_csv(
         snakemake.input.transport_demand, index_col=0, parse_dates=True
@@ -1557,7 +1558,8 @@ def add_land_transport(n, costs):
         co2 = (
             ice_share
             / ice_efficiency
-            * transport[nodes].sum(axis=1)
+            * transport[nodes].sum().sum()
+            / nsnapshots
             * costs.at["oil", "CO2 intensity"]
         )
 
@@ -3262,7 +3264,7 @@ if __name__ == "__main__":
     n = pypsa.Network(snakemake.input.network, override_component_attrs=overrides)
 
     pop_layout = pd.read_csv(snakemake.input.clustered_pop_layout, index_col=0)
-    nsnapshots = n.snapshot_weightings.objective.sum()
+    nsnapshots = n.snapshot_weightings.generators.sum()
     nyears = nsnapshots / 8760
 
     costs = prepare_costs(

test/config.overnight.yaml

@@ -16,7 +16,7 @@ scenario:
   clusters:
   - 5
   sector_opts:
-  - CO2L0-1H-T-H-B-I-A-solar+p3-dist1
+  - CO2L0-24H-T-H-B-I-A-solar+p3-dist1
   planning_horizons:
   - 2030