GQL Statement
share_of_households_in_district_heating_demand = 
  DIVIDE(
    V(households_final_demand_ht_steam_hot_water,demand),
    V(energy_distribution_ht_steam_hot_water,demand)
  );
  ht_distribution_station_fixed_operation_and_maintenance_costs =
    SUM(
      Q(heat_infrastructure_ht_exchanger_station_fixed_operation_and_maintenance_costs),
      Q(heat_infrastructure_ht_sub_station_fixed_operation_and_maintenance_costs),
    );
  
  PRODUCT(
    ht_distribution_station_fixed_operation_and_maintenance_costs,
    share_of_households_in_district_heating_demand
  )
Result
| 
2019
 | 
3,243,410.558585027 
 | 
euro | 
| 
2050
 | 
3,028,545.8032145966 
 | 
euro | 
Description
Annual maintenance costs of heat exchanger stations and substations for households,
by share of household heat demand in the total district heating network.
 
Characteristics
| Groups | 
 | 
| Unit | 
euro | 
| File path | 
/app/tmp/etsource/gqueries/output_elements/output_series/vertical_stacked_bar_ht_district_heating_costs_per_household/households_ht_outdoor_infrastructure_costs_per_household/support_queries/households_ht_distribution_stations_fixed_operation_and_maintenance_costs.gql
 | 
References