ANL-CEEESA/UnitCommitment.jl
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Reformat source code

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This commit is contained in:
Alinson S. Xavier
2022-07-11 10:58:42 -05:00
parent dc693896a3
commit fd25580967
6 changed files with 59 additions and 37 deletions
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17
src/model/formulations/WanHob2016/ramp.jl
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@@ -30,7 +30,9 @@ function _add_ramp_eqs!(
end
for r in g.reserves
if r.type !== "flexiramp"
error("This formulation only supports flexiramp reserves, not $(r.type)")
error(
"This formulation only supports flexiramp reserves, not $(r.type)",
)
end
rn = r.name
for t in 1:model[:instance].time
@@ -110,7 +112,8 @@ function _add_ramp_eqs!(
) # Eq. (24) in Wang & Hobbs (2016)
@constraint(
model,
-RD * is_on[gn, t+1] - SD * (is_on[gn, t] - is_on[gn, t+1]) -
-RD * is_on[gn, t+1] -
SD * (is_on[gn, t] - is_on[gn, t+1]) -
maxp[t] * (1 - is_on[gn, t]) <= upflexiramp[rn, gn, t]
) # first inequality of Eq. (26) in Wang & Hobbs (2016)
@constraint(
@@ -137,8 +140,14 @@ function _add_ramp_eqs!(
-maxp[t] * is_on[gn, t] + minp[t] * is_on[gn, t+1] <=
upflexiramp[rn, gn, t]
) # first inequality of Eq. (28) in Wang & Hobbs (2016)
@constraint(model, upflexiramp[rn, gn, t] <= maxp[t] * is_on[gn, t+1]) # second inequality of Eq. (28) in Wang & Hobbs (2016)
@constraint(model, -maxp[t] * is_on[gn, t+1] <= dwflexiramp[rn, gn, t]) # first inequality of Eq. (29) in Wang & Hobbs (2016)
@constraint(
model,
upflexiramp[rn, gn, t] <= maxp[t] * is_on[gn, t+1]
) # second inequality of Eq. (28) in Wang & Hobbs (2016)
@constraint(
model,
-maxp[t] * is_on[gn, t+1] <= dwflexiramp[rn, gn, t]
) # first inequality of Eq. (29) in Wang & Hobbs (2016)
@constraint(
model,
dwflexiramp[rn, gn, t] <=

6
src/model/formulations/base/system.jl
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@@ -72,14 +72,12 @@ function _add_flexiramp_reserve_eqs!(model::JuMP.Model)::Nothing
# Eq. (17) in Wang & Hobbs (2016)
eq_min_upflexiramp[r.name, t] = @constraint(
model,
sum(model[:upflexiramp][r.name, g.name, t] for g in r.units) +
model[:upflexiramp_shortfall][r.name, t] >= r.amount[t]
sum(model[:upflexiramp][r.name, g.name, t] for g in r.units) + model[:upflexiramp_shortfall][r.name, t] >= r.amount[t]
)
# Eq. (18) in Wang & Hobbs (2016)
eq_min_dwflexiramp[r.name, t] = @constraint(
model,
sum(model[:dwflexiramp][r.name, g.name, t] for g in r.units) +
model[:dwflexiramp_shortfall][r.name, t] >= r.amount[t]
sum(model[:dwflexiramp][r.name, g.name, t] for g in r.units) + model[:dwflexiramp_shortfall][r.name, t] >= r.amount[t]
)
# Account for flexiramp shortfall contribution to objective

12
src/model/formulations/base/unit.jl
View File

@@ -75,8 +75,10 @@ function _add_flexiramp_reserve_vars!(model::JuMP.Model, g::Unit)::Nothing
upflexiramp[r.name, g.name, t] = @variable(model) # up-flexiramp, ur_{it} in Wang & Hobbs (2016)
dwflexiramp[r.name, g.name, t] = @variable(model) # down-flexiramp, dr_{it} in Wang & Hobbs (2016)
if (r.name, t) ∉ keys(upflexiramp_shortfall)
upflexiramp_shortfall[r.name, t] = @variable(model, lower_bound = 0)
dwflexiramp_shortfall[r.name, t] = @variable(model, lower_bound = 0)
upflexiramp_shortfall[r.name, t] =
@variable(model, lower_bound = 0)
dwflexiramp_shortfall[r.name, t] =
@variable(model, lower_bound = 0)
if r.shortfall_penalty < 0
set_upper_bound(upflexiramp_shortfall[r.name, t], 0.0)
set_upper_bound(dwflexiramp_shortfall[r.name, t], 0.0)
@@ -204,14 +206,16 @@ function _add_min_uptime_downtime_eqs!(model::JuMP.Model, g::Unit)::Nothing
eq_min_uptime[g.name, 0] = @constraint(
model,
sum(
switch_off[g.name, i] for i in 1:(g.min_uptime-g.initial_status) if i <= T
switch_off[g.name, i] for
i in 1:(g.min_uptime-g.initial_status) if i <= T
) == 0
)
else
eq_min_downtime[g.name, 0] = @constraint(
model,
sum(
switch_on[g.name, i] for i in 1:(g.min_downtime+g.initial_status) if i <= T
switch_on[g.name, i] for
i in 1:(g.min_downtime+g.initial_status) if i <= T
) == 0
)
end