Change code and input data to have the flows with names instead of id

src/input_tables.jl

@@ -15,8 +15,8 @@ end
 struct FlowData
     id::Int                     # Flow ID
     carrier::String             # (Optional?) Energy carrier
-    from_asset_id::Int          # Asset ID
-    to_asset_id::Int            # Asset ID
+    from_asset::String          # Name of Asset
+    to_asset::String            # Name of Asset
     active::Bool                # Active or decomissioned
     investable::Bool            # Whether able to invest
     variable_cost::Float64      # kEUR/MWh

src/io.jl

@@ -32,7 +32,7 @@ function create_parameters_and_sets_from_file(input_folder::AbstractString)
     ) # asset profile [p.u.]
 
     # Parameter for profile of flow
-    flows = [(row.from_asset_id, row.to_asset_id) for row in eachrow(flows_data_df)]
+    flows = [(row.from_asset, row.to_asset) for row in eachrow(flows_data_df)]
     flows_profile = Dict(
         (flows[row.id], row.rep_period_id, row.time_step) => row.value for
         row in eachrow(flows_profiles_df)
@@ -61,15 +61,15 @@ function create_parameters_and_sets_from_file(input_folder::AbstractString)
     end
 
     # Read from flows data
-    flows_investment_cost = Dict{UInt,Float64}()
-    flows_unit_capacity = Dict{UInt,Float64}()
-    flows_init_capacity = Dict{UInt,Float64}()
-    flows_investable = Dict{UInt,Bool}()
+    flows_investment_cost = Dict{Tuple{String, String}, Float64}()
+    flows_unit_capacity   = Dict{Tuple{String, String}, Float64}()
+    flows_init_capacity   = Dict{Tuple{String, String}, Float64}()
+    flows_investable      = Dict{Tuple{String, String}, Bool}()
     for row in eachrow(flows_data_df)
-        flows_investment_cost[(row.from_asset_id, row.to_asset_id)] = row.investment_cost
-        flows_unit_capacity[(row.from_asset_id, row.to_asset_id)] = row.capacity
-        flows_init_capacity[(row.from_asset_id, row.to_asset_id)] = row.initial_capacity
-        flows_investable[(row.from_asset_id, row.to_asset_id)] = row.investable
+        flows_investment_cost[(row.from_asset, row.to_asset)] = row.investment_cost
+        flows_unit_capacity[(row.from_asset, row.to_asset)] = row.capacity
+        flows_init_capacity[(row.from_asset, row.to_asset)] = row.initial_capacity
+        flows_investable[(row.from_asset, row.to_asset)] = row.investable
     end
 
     params = (
@@ -82,6 +82,7 @@ function create_parameters_and_sets_from_file(input_folder::AbstractString)
         flows_investment_cost = flows_investment_cost,
         flows_profile = flows_profile,
         flows_unit_capacity = flows_unit_capacity,
+        flows_investable = flows_investable,
         peak_demand = peak_demand,
         rep_weight = rep_weight,
         variable_cost = variable_cost,
@@ -146,10 +147,13 @@ function create_graph(assets_path, flows_path)
     flows_df = CSV.read(flows_path, DataFrames.DataFrame; header = 2)
 
     num_assets = DataFrames.nrow(assets_df)
+    name_to_id = Dict(zip(assets_df.name, assets_df.id))
 
     graph = Graphs.DiGraph(num_assets)
     for row in eachrow(flows_df)
-        Graphs.add_edge!(graph, row.from_asset_id, row.to_asset_id)
+        from_id = name_to_id[row.from_asset]
+        to_id = name_to_id[row.to_asset]
+        Graphs.add_edge!(graph, from_id, to_id)
     end
 
     return graph

test/inputs/tiny/flows-data.csv

@@ -1,7 +1,7 @@
-,,asset_id,asset_id,{true;false},{true;false},kEUR/MWh,kEUR/MW/year,MW,MW,p.u.
-id,carrier,from_asset_id,to_asset_id,active,investable,variable_cost,investment_cost,capacity,initial_capacity,efficiency
-1,electricity,1,6,true,,,,,,0
-2,electricity,2,6,true,,,,,,0
-3,electricity,3,6,true,,,,,,0
-4,electricity,4,6,true,,,,,,0
-5,electricity,5,6,true,,,,,,0
+,,asset_name,asset_name,{true;false},{true;false},kEUR/MWh,kEUR/MW/year,MW,MW,p.u.
+id,carrier,from_asset,to_asset,active,investable,variable_cost,investment_cost,capacity,initial_capacity,efficiency
+1,electricity,ocgt,demand,true,false,0,0,0,0,0
+2,electricity,ccgt,demand,true,false,0,0,0,0,0
+3,electricity,wind,demand,true,false,0,0,0,0,0
+4,electricity,solar,demand,true,false,0,0,0,0,0
+5,electricity,ens,demand,true,false,0,0,0,0,0