From 931093aa89a81d078111944abaf945dceb89d78a Mon Sep 17 00:00:00 2001 From: odow Date: Thu, 24 Feb 2022 20:25:03 +1300 Subject: [PATCH] Fixes for nonconvex-jump.jl --- nonconvex-jump.jl | 22 +++++----------------- 1 file changed, 5 insertions(+), 17 deletions(-) diff --git a/nonconvex-jump.jl b/nonconvex-jump.jl index 09f7764..2fb4df7 100644 --- a/nonconvex-jump.jl +++ b/nonconvex-jump.jl @@ -34,16 +34,10 @@ model = JuMP.Model() @variable(model, -ref[:branch][l]["rate_a"] <= p[(l,i,j) in ref[:arcs]] <= ref[:branch][l]["rate_a"]) @variable(model, -ref[:branch][l]["rate_a"] <= q[(l,i,j) in ref[:arcs]] <= ref[:branch][l]["rate_a"]) - -# Nonconvex v1.0.2 -# ERROR: LoadError: AssertionError: obj isa AffExpr -# Stacktrace: -# [1] get_objective_info(model::JuMP.Model, nvars::Int64) -# @ NonconvexCore ~/.julia/packages/NonconvexCore/YjDSM/src/models/jump.jl:184 -# [2] DictModel(model::JuMP.Model) -# @ NonconvexCore ~/.julia/packages/NonconvexCore/YjDSM/src/models/jump.jl:204 -# [3] top-level scope -#@objective(model, Min, sum(gen["cost"][1]*pg[i]^2 + gen["cost"][2]*pg[i] + gen["cost"][3] for (i,gen) in ref[:gen])) +# https://github.com/JuliaNonconvex/Nonconvex.jl/issues/129 +@variable(model, t) +@constraint(model, t >= sum(gen["cost"][1]*pg[i]^2 + gen["cost"][2]*pg[i] + gen["cost"][3] for (i,gen) in ref[:gen])) +@objective(model, Min, 1.0 * t) for (i,bus) in ref[:ref_buses] @@ -118,13 +112,7 @@ time_start = time() alg = IpoptAlg() options = IpoptOptions(print_level = 0) -# TODO how to get mapping and init values? -x0 = [0.0 for i in 1:JuMP.num_variables(model)] -println(x0) - -# Nonconvex v1.0.2 -# ERROR: LoadError: MethodError: no method matching flatten(::Vector{Float64}, ::Vector{Symbol}) -# something to do with :Zygote it seems +x0 = NonconvexCore.getinit(ncvx_model) r = optimize(ncvx_model, alg, x0, options = options) solve_time = time() - time_start