add lifetime to h2 steel tank (#1510)

* add lifetime to h2 steel tank

* temporarily disable objective_check

Author: fneum

doc/release_notes.rst

@@ -11,6 +11,8 @@ Release Notes
 Upcoming Release
 ================
 
+* Bugfix: The missing lifetime attribute was added to hydrogen steel tanks, which is important for pathway planning.
+
 * Bugfix: The length factor on the transmission lines haversine length was
   applied twice, once when calculating costs and once when clustering the
   network. Now it is only applied when calculating costs.

scripts/prepare_sector_network.py

@@ -1439,9 +1439,7 @@ def add_storage_and_grids(n, costs):
         )
 
     # hydrogen stored overground (where not already underground)
-    h2_capital_cost = costs.at[
-        "hydrogen storage tank type 1 including compressor", "fixed"
-    ]
+    tech = "hydrogen storage tank type 1 including compressor"
     nodes_overground = h2_caverns.index.symmetric_difference(nodes)
 
     n.add(
@@ -1451,7 +1449,8 @@ def add_storage_and_grids(n, costs):
         e_nom_extendable=True,
         e_cyclic=True,
         carrier="H2 Store",
-        capital_cost=h2_capital_cost,
+        capital_cost=costs.at[tech, "fixed"],
+        lifetime=costs.at[tech, "lifetime"],
     )
 
     if options["gas_network"] or options["H2_retrofit"]: