Added minimum power to profiled generator

src/instance/read.jl

@@ -314,6 +314,7 @@ function _from_json(json; repair = true)::UnitCommitmentScenario
             pu = ProfiledUnit(
                 unit_name,
                 bus,
+                timeseries(scalar(dict["Minimum power (MW)"], default = 0.0)),
                 timeseries(dict["Maximum power (MW)"]),
                 timeseries(dict["Cost (\$/MW)"]),
             )

src/instance/structs.jl

@@ -77,6 +77,7 @@ end
 mutable struct ProfiledUnit
     name::String
     bus::Bus
+    min_power::Vector{Float64}
     capacity::Vector{Float64}
     cost::Vector{Float64}
 end

src/model/formulations/base/punit.jl

@@ -12,7 +12,7 @@ function _add_profiled_unit!(
     for t in 1:model[:instance].time
         # Decision variable
         punits[sc.name, pu.name, t] =
-            @variable(model, lower_bound = 0, upper_bound = pu.capacity[t])
+            @variable(model, lower_bound = pu.min_power[t], upper_bound = pu.capacity[t])
 
         # Objective function terms
         add_to_expression!(

test/instance/read_test.jl

@@ -141,6 +141,7 @@ end
     @test first_pu.name == "g7"
     @test first_pu.bus.name == "b4"
     @test first_pu.cost == [100.0 for t in 1:4]
+    @test first_pu.min_power == [60.0 for t in 1:4]
     @test first_pu.capacity == [100.0 for t in 1:4]
     @test sc.profiled_units_by_name["g7"].name == "g7"
 
@@ -148,6 +149,7 @@ end
     @test second_pu.name == "g8"
     @test second_pu.bus.name == "b5"
     @test second_pu.cost == [50.0 for t in 1:4]
+    @test second_pu.min_power == [0.0 for t in 1:4]
     @test second_pu.capacity == [120.0 for t in 1:4]
     @test sc.profiled_units_by_name["g8"].name == "g8"
 end