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set_power_trajectories(instance, curves; clear_unselected = true)
Return a deep-copied instance with startup/shutdown curves assigned to the
selected thermal units.
`curves` must be a dictionary like:
Dict(
"g1" => (startup = [75.035, 150.07], shutdown = [150.07, 75.035]),
"g3" => (startup = [128.76, 257.52], shutdown = [257.52, 128.76]),
)
"""
function set_power_trajectories(
instance::UnitCommitmentInstance,
curves::AbstractDict{<:AbstractString,<:Any};
clear_unselected::Bool = true,
)::UnitCommitmentInstance
modified = deepcopy(instance)
set_power_trajectories!(modified, curves; clear_unselected = clear_unselected)
return modified
end
function set_power_trajectories!(
instance::UnitCommitmentInstance,
curves::AbstractDict{<:AbstractString,<:Any};
clear_unselected::Bool = true,
)::Nothing
normalized = Dict{
String,
NamedTuple{(:startup, :shutdown),Tuple{Vector{Float64},Vector{Float64}}},
}()
for (name, spec) in curves
startup, shutdown = _normalize_curve_spec(String(name), spec)
normalized[String(name)] = (startup = startup, shutdown = shutdown)
end
selected = Set(keys(normalized))
for sc in instance.scenarios
missing = [name for name in selected if !haskey(sc.thermal_units_by_name, name)]
isempty(missing) || error(
"Unknown thermal units in scenario $(sc.name): $(join(sort!(missing), ", "))",
)
for (name, spec) in normalized
g = sc.thermal_units_by_name[name]
g.startup_curve = copy(spec.startup)
g.shutdown_curve = copy(spec.shutdown)
end
if clear_unselected
for g in sc.thermal_units
if !(g.name in selected)
g.startup_curve = Float64[]
g.shutdown_curve = Float64[]
end
end
end
end
return
end
function clear_power_trajectories!(instance::UnitCommitmentInstance)::Nothing
for sc in instance.scenarios
for g in sc.thermal_units
g.startup_curve = Float64[]
g.shutdown_curve = Float64[]
end
end
return
end
function _normalize_curve_spec(
name::String,
spec,
)::Tuple{Vector{Float64},Vector{Float64}}
spec isa NamedTuple || error(
"Curve spec for unit $name must be a named tuple with `startup` and `shutdown`.",
)
(:startup in keys(spec) && :shutdown in keys(spec)) || error(
"Curve spec for unit $name must contain `startup` and `shutdown`.",
)
startup = Float64.(collect(spec.startup))
shutdown = Float64.(collect(spec.shutdown))
isempty(startup) &&
error("startup curve for unit $name cannot be empty")
isempty(shutdown) &&
error("shutdown curve for unit $name cannot be empty")
all(isfinite, startup) || error(
"startup curve for unit $name contains non-finite values",
)
all(isfinite, shutdown) || error(
"shutdown curve for unit $name contains non-finite values",
)
return startup, shutdown
end
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