UPD: bank_transformers=false

Author: pseudocubic

CHANGELOG.md

@@ -6,6 +6,7 @@
 
 ## v4.0.0
 
+- Change `parse_file` to use `bank_transformers=false`, which seems to affect quality of solutions
 - Upgrade to use new PowerModelsProtection fault study solver (breaking)
 - Upgrade to JuMP v1.23.2, to support new NL syntax (PMD v0.16, PMS v0.4.0, PMP v0.7.1) (breaking)
 

src/io/network.jl

@@ -48,6 +48,7 @@ ONM version of `PowerModelsDistribution.parse_file`, which includes some `dss2en
 function parse_file(network_file::String; dss2eng_extensions=Function[], transformations=Function[], import_all=true, kwargs...)
     eng = PMD.parse_file(
         network_file;
+        bank_transformers=false,
         dss2eng_extensions=[
             _dss2eng_protection_locations!,
             dss2eng_extensions...

test/graphml.jl

@@ -7,17 +7,17 @@
        @test length(graph.edge) == 6
 
        save_graphml("../test/data/ieee13_nested.graphml", eng; type="nested")
-       @test length(EzXML.nodes(EzXML.nodes(EzXML.readxml("../test/data/ieee13_nested.graphml").node)[1])) == 185
+       @test length(EzXML.nodes(EzXML.nodes(EzXML.readxml("../test/data/ieee13_nested.graphml").node)[1])) == 177
        rm("../test/data/ieee13_nested.graphml")
     end
 
     @testset "test unnested graph" begin
         graph = build_unnested_graph(eng)
         @test length(graph.node) == 57
-        @test length(graph.edge) == 57
+        @test length(graph.edge) == 59
 
         save_graphml("../test/data/ieee13_unnested.graphml", eng; type="unnested")
-        @test length(EzXML.nodes(EzXML.nodes(EzXML.readxml("../test/data/ieee13_unnested.graphml").node)[1])) == 185
+        @test length(EzXML.nodes(EzXML.nodes(EzXML.readxml("../test/data/ieee13_unnested.graphml").node)[1])) == 177
         rm("../test/data/ieee13_unnested.graphml")
     end
 end

test/mld.jl

@@ -35,7 +35,7 @@
             r = optimize_switches!(args)
 
             @test all(_r["termination_status"] == OPTIMAL for (n,_r) in r)
-            @test isapprox(sum(Float64[_r["objective"] for _r in values(r)]), 176.86; atol=1)
+            @test isapprox(sum(Float64[_r["objective"] for _r in values(r)]), 118.30; atol=1)
         end
 
         @testset "test rolling-horizon optimal switching - lindistflow - traditional" begin
@@ -53,7 +53,7 @@
             r = optimize_switches!(args)
 
             @test all(_r["termination_status"] == OPTIMAL for (n,_r) in r)
-            @test isapprox(sum(Float64[_r["objective"] for _r in values(r)]), 176.86; atol=1)
+            @test isapprox(sum(Float64[_r["objective"] for _r in values(r)]), 118.30; atol=1)
         end
 
         @testset "test rolling-horizon optimal switching - nfa - block" begin
@@ -69,7 +69,7 @@
             r = optimize_switches!(args)
 
             @test all(_r["termination_status"] == OPTIMAL for (n,_r) in r)
-            @test isapprox(sum(Float64[_r["objective"] for _r in values(r)]), 109.94; atol=1)
+            @test isapprox(sum(Float64[_r["objective"] for _r in values(r)]), 108.75; atol=1)
         end
 
         @testset "test rolling-horizon optimal switching - nfa - traditional" begin
@@ -85,7 +85,7 @@
             r = optimize_switches!(args)
 
             @test all(_r["termination_status"] == OPTIMAL for (n,_r) in r)
-            @test isapprox(sum(Float64[_r["objective"] for _r in values(r)]), 109.94; atol=1)
+            @test isapprox(sum(Float64[_r["objective"] for _r in values(r)]), 108.85; atol=1)
         end
     end
 
@@ -102,7 +102,7 @@
             r = optimize_switches!(args)
 
             @test first(r).second["termination_status"] == OPTIMAL
-            @test isapprox(r["1"]["objective"], 82.06; atol=1)
+            @test isapprox(r["1"]["objective"], 80.47; atol=1)
         end
 
         @testset "test full-lookahead optimal switching - lindistflow - traditional" begin
@@ -138,7 +138,7 @@
             r = optimize_switches!(args)
 
             @test first(r).second["termination_status"] == OPTIMAL
-            @test isapprox(r["1"]["objective"], 80.64; atol=1)
+            @test isapprox(r["1"]["objective"], 79.46; atol=1)
         end
 
         @testset "test full-lookahead optimal switching - lindistflow - traditional - radial-disabled - inverter-disabled" begin
@@ -155,7 +155,7 @@
             r = optimize_switches!(args)
 
             @test first(r).second["termination_status"] == OPTIMAL
-            @test isapprox(r["1"]["objective"], 80.65; atol=1)
+            @test isapprox(r["1"]["objective"], 79.46; atol=1)
         end
 
         @testset "test full-lookahead optimal switching - nfa - block" begin
@@ -170,7 +170,7 @@
             r = optimize_switches!(args)
 
             @test first(r).second["termination_status"] == OPTIMAL
-            @test isapprox(r["1"]["objective"], 72.52; atol=1)
+            @test isapprox(r["1"]["objective"], 71.32; atol=1)
         end
 
         @testset "test full-lookahead optimal switching - nfa - traditional" begin
@@ -185,7 +185,7 @@
             r = optimize_switches!(args)
 
             @test first(r).second["termination_status"] == OPTIMAL
-            @test isapprox(r["1"]["objective"], 72.52; atol=1)
+            @test isapprox(r["1"]["objective"], 71.32; atol=1)
         end
 
         @testset "test robust switching - lindistflow - block" begin
@@ -244,7 +244,7 @@ end
     r = solve_block_mld(eng_s, LPUBFDiagPowerModel, solver)
 
     @test r["solution"]["switch"]["680675"]["state"] == OPEN
-    @test r["solution"]["switch"]["671692"]["state"] == OPEN
+    @test r["solution"]["switch"]["671692"]["state"] == CLOSED
     @test length(filter(x->x.second["state"]==OPEN, r["solution"]["switch"])) == 2
     @test r["objective"] < 1.0
 
@@ -253,7 +253,7 @@ end
 
     r = solve_block_mld(eng_s, LPUBFDiagPowerModel, solver)
 
-    @test r["solution"]["switch"]["680675"]["state"] == OPEN
+    @test r["solution"]["switch"]["680675"]["state"] == CLOSED
     @test r["solution"]["switch"]["671692"]["state"] == OPEN
     @test length(filter(x->x.second["state"]==OPEN, r["solution"]["switch"])) == 2
     @test r["objective"] < 1.0

test/nlp.jl

@@ -26,14 +26,14 @@
 
         @test result["termination_status"] == LOCALLY_SOLVED
         @test length(filter(x -> x.second["state"] == CLOSED, get(get(result, "solution", Dict()), "switch", Dict()))) == 5
-        @test isapprox(result["objective"], 6.96; atol=0.1)
+        @test isapprox(result["objective"], 6.76; atol=0.1)
     end
 
     @testset "test block mld - acr" begin
         result = solve_block_mld(eng, ACRUPowerModel, minlp_solver)
 
         @test result["termination_status"] == LOCALLY_SOLVED
         @test length(filter(x -> x.second["state"] == CLOSED, get(get(result, "solution", Dict()), "switch", Dict()))) == 5
-        @test isapprox(result["objective"], 6.96; atol=0.1)
+        @test isapprox(result["objective"], 6.75; atol=0.1)
     end
 end

test/opf.jl

@@ -46,7 +46,7 @@
         @test isapprox(args["optimal_dispatch_result"]["objective"], 5.13; atol=2e-2)
         @test all(isapprox.(args["optimal_dispatch_result"]["solution"]["nw"]["7"]["bus"]["801"]["vm"] ./ vbase["801"], [1.013, 1.062, 1.025]; atol=1e-2))
         @test all(isapprox.(args["optimal_dispatch_result"]["solution"]["nw"]["7"]["bus"]["801"]["va"], [-3.36, -122.49, 117.39]; atol=1e0))
-        @test all(isapprox.(args["optimal_dispatch_result"]["solution"]["nw"]["7"]["bus"]["675"]["vm"] ./ vbase["675"], [0.979, 1.085, 1.021]; atol=1e-2))
+        @test all(isapprox.(args["optimal_dispatch_result"]["solution"]["nw"]["7"]["bus"]["675"]["vm"] ./ vbase["675"], [0.989, 1.082, 1.017]; atol=1e-2))
         @test all(isapprox.(args["optimal_dispatch_result"]["solution"]["nw"]["7"]["bus"]["675"]["va"], [-4.77, -123.13, 116.81]; atol=1e0))
     end
 

test/stats.jl

@@ -55,14 +55,14 @@
     @testset "test microgrid stats" begin
         @test all(isapprox.(args["output_data"]["Storage SOC (%)"], [36.4, 34.8, 44.7, 46.5, 48.0, 48.0, 31.2, 16.8]; atol=1e0))
 
-        @test all(isapprox.(args["output_data"]["Load served"]["Bonus load via microgrid (%)"], [0.0, 0.0, 9.18339, 7.98514, 7.98514, 8.32841, 8.32841, 8.72574]; atol=1e-1))
-        @test all(isapprox.(args["output_data"]["Load served"]["Feeder load (%)"], [93.7876, 93.7822, 84.6857, 85.7495, 85.7495, 85.4536, 85.4536, 85.101]; atol=1e-1))
+        @test all(isapprox.(args["output_data"]["Load served"]["Bonus load via microgrid (%)"], [0.0, 0.0, 9.57997, 8.35485, 8.35485, 8.70728, 8.70728, 9.11343]; atol=1e-1))
+        @test all(isapprox.(args["output_data"]["Load served"]["Feeder load (%)"], [93.7930, 93.7860, 84.2933, 85.3878, 85.3878, 85.0814, 85.0814, 84.7187]; atol=1e-1))
         @test all(isapprox.(args["output_data"]["Load served"]["Microgrid load (%)"], [14.2464, 17.9733, 51.9408, 64.7277, 61.1884, 53.4061, 82.2705, 81.8947]; atol=1e-1))
 
-        @test all(isapprox.(args["output_data"]["Generator profiles"]["Diesel DG (kW)"], [0.0, 0.0, 260.503, 272.498, 272.498, 268.22, 268.22, 264.266]; atol=1e0))
+        @test all(isapprox.(args["output_data"]["Generator profiles"]["Diesel DG (kW)"], [0.0, 0.0, 271.752, 285.112, 285.112, 280.420, 280.420, 276.006]; atol=1e0))
         @test all(isapprox.(args["output_data"]["Generator profiles"]["Energy storage (kW)"], [75.0, 20.0016, 6.00045, -22.4995, -17.9993, -0.499176, 210.0, 180.0]; atol=1e0))
         @test all(isapprox.(args["output_data"]["Generator profiles"]["Solar DG (kW)"], [0.0, 0.0, 14.0, 35.0, 28.0, 10.5, 0.0, 0.0]; atol=1e0))
-        @test all(isapprox.(args["output_data"]["Generator profiles"]["Grid mix (kW)"], [2300.61, 2385.48, 2402.26, 2926.25, 2926.25, 2752.07, 2752.07, 2577.35]; atol=1e1))
+        @test all(isapprox.(args["output_data"]["Generator profiles"]["Grid mix (kW)"], [2300.74, 2385.57, 2391.12, 2913.88, 2913.88, 2740.06, 2740.06, 2565.76]; atol=1e1))
     end
 
     @testset "test stability stats" begin