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add ieee39 case support to cosim #651

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3480567
add ieee39 case support to cosim
superwhiskers Nov 5, 2026
40b5adc
Apply pre-commit fixes
superwhiskers Nov 5, 2026
8cd5607
use arcade protocol, rework readme.md for co-simulation, explain time…
superwhiskers Nov 6, 2026
625efdb
Apply pre-commit fixes
superwhiskers Nov 6, 2026
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14 changes: 14 additions & 0 deletions examples/Network/CoSim/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,8 @@ gridkit_example_add_file(TwoBusCoSimServer.solo.case.json)
gridkit_example_add_file(TwoBusCoSimServer.solver.json)
gridkit_example_add_file(ThreeBusCoSimClient.case.json)
gridkit_example_add_file(ThreeBusCoSimServer.case.json)
gridkit_example_add_file(IEEE39Generator.case.json)
gridkit_example_add_file(IEEE39Grid.case.json)
gridkit_example_add_file(run_cosim.sh)

add_executable(CoSimClient CoSimClient.cpp)
Expand All @@ -30,3 +32,15 @@ add_test(
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})

set_tests_properties(CoSimExample PROPERTIES TIMEOUT 30)

add_test(
NAME IEEE39CoSimExample
COMMAND bash run_cosim.sh IEEE39Generator.case.json IEEE39Grid.case.json
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
set_tests_properties(
IEEE39CoSimExample
PROPERTIES TIMEOUT
30
RESOURCE_LOCK
cosim_port_8800)
set_tests_properties(CoSimExample PROPERTIES RESOURCE_LOCK cosim_port_8800)
13 changes: 7 additions & 6 deletions examples/Network/CoSim/CoSimClient.cpp
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Expand Up @@ -236,15 +236,16 @@ int main(int argc, const char* argv[])
auto data = parseSystemModelData(filepath);
auto sys = SystemModel<ScalarT, IdxT>(data);

auto client = CoSimClient<ScalarT, IdxT>(sys,
sys.getSignalNode(1),
sys.getSignalNode(2),
sys.getSignalNode(3),
sys.getSignalNode(4));
const bool ieee39 = filepath.filename() == "IEEE39Grid.case.json";
auto client = CoSimClient<ScalarT, IdxT>(sys,
sys.getSignalNode(ieee39 ? 30 : 1),
sys.getSignalNode(ieee39 ? 31 : 2),
sys.getSignalNode(ieee39 ? 32 : 3),
sys.getSignalNode(ieee39 ? 33 : 4));
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sys.allocate();
client.configure();

RealT dt = 1.0 / 16.0 / 60.0;
RealT dt = ieee39 ? 1.0 / 2.0 / 60.0 : 1.0 / 16.0 / 60.0;
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client.runSimulation(0.0, 0.1, dt);

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11 changes: 6 additions & 5 deletions examples/Network/CoSim/CoSimServer.cpp
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Expand Up @@ -217,11 +217,12 @@ int main(int argc, const char* argv[])
auto data = parseSystemModelData(filepath);
auto sys = SystemModel<ScalarT, IdxT>(data);

auto server = CoSimServer<ScalarT, IdxT>(sys,
sys.getSignalNode(1),
sys.getSignalNode(2),
sys.getSignalNode(3),
sys.getSignalNode(4));
const bool ieee39 = filepath.filename() == "IEEE39Generator.case.json";
auto server = CoSimServer<ScalarT, IdxT>(sys,
sys.getSignalNode(ieee39 ? 32 : 1),
sys.getSignalNode(ieee39 ? 33 : 2),
sys.getSignalNode(ieee39 ? 30 : 3),
sys.getSignalNode(ieee39 ? 31 : 4));
server.start();

return 0;
Expand Down
167 changes: 167 additions & 0 deletions examples/Network/CoSim/IEEE39Generator.case.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,167 @@
{
"header": {
"format_version": 0.2,
"format_revision": 0,
"case_name": "IEEE39Generator",
"case_description": "IEEE39 case generator partition at bus 39",
"case_comments": ""
},
"params": {
"freq_base": 60.0,
"va_base": 100000000.0
},
"buses": [
{
"number": 39,
"class": "SignalVoltageIn",
"name": "39",
"init": {
"Vr": 1.014553036142942,
"Vi": -0.1777134713972648
},
"params": {
"kv": 1.0
},
"mon": [
"Vm"
],
"ports_in": {
"vr": 30,
"vi": 31
},
"ports_out": {
"ir": 32,
"ii": 33
}
}
],
"signals": [
{
"signal_id": 27,
"name": "39_1_efd"
},
{
"signal_id": 28,
"name": "39_1_speed"
},
{
"signal_id": 29,
"name": "39_1_vs"
},
{
"signal_id": 30,
"name": "vr"
},
{
"signal_id": 31,
"name": "vi"
},
{
"signal_id": 32,
"name": "ir"
},
{
"signal_id": 33,
"name": "ii"
}
],
"devices": [
{
"class": "Genrou",
"id": "39_1_genrou",
"ports": {
"bus": 39,
"efd": 27,
"speed": 28
},
"params": {
"p0": 10.0,
"q0": 0.7360381484031677,
"H": 25.0,
"D": 0.0,
"Ra": 0.0,
"Tdop": 7.0,
"Tdopp": 0.05000000074505806,
"Tqop": 0.699999988079071,
"Tqopp": 0.03500000014901161,
"Xd": 0.4000000059604645,
"Xdp": 0.11999999731779099,
"Xdpp": 0.07999999821186066,
"Xq": 0.3799999952316284,
"Xqp": 0.1599999964237213,
"Xqpp": 0.07999999821186066,
"Xl": 0.05999999865889549,
"S10": 0.0,
"S12": 0.0,
"mva": 2000.0
},
"mon": [
"omega"
]
},
{
"class": "Esdc1a",
"id": "39_1_esdc1a",
"ports": {
"bus": 39,
"speed": 28,
"vs": 29,
"efd": 27
},
"params": {
"Tr": 0.009999999776482582,
"Ka": 200.0,
"Ta": 0.014999999664723873,
"Tb": 10.0,
"Tc": 1.0,
"Vrmax": 5.0,
"Vrmin": -5.0,
"Ke": 1.0,
"Te": 0.009999999776482582,
"Kf": 0.0,
"Tf1": 0.009999999776482582,
"Spdmlt": false,
"E1": 0.0,
"Se1": 0.0,
"E2": 0.0,
"Se2": 0.0,
"UEL": 2,
"exclim": false
}
},
{
"class": "Ieeest",
"id": "39_1_ieeest",
"ports": {
"input": 28,
"output": 29
},
"params": {
"A1": 0.0,
"A2": 0.0,
"A3": 0.0,
"A4": 0.0,
"A5": 0.0,
"A6": 0.0,
"T1": 5.0,
"T2": 0.6000000238418579,
"T3": 3.0,
"T4": 0.5,
"T5": 10.0,
"T6": 10.0,
"Ks": 1.0,
"Lsmin": -0.20000000298023224,
"Lsmax": 0.20000000298023224,
"Vcl": 0.0,
"Vcu": 0.0,
"Tdelay": 0.0
}
}
],
"monitors": [
{
"file_name": "IEEE39Generator.csv",
"format": "csv"
}
]
}
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