python3 -m fmpy simulate  --output-file AixLib_AixLib.Electrical.AC.OnePhase.Loads.Examples.VariableImpedance_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 AixLib_AixLib_Electrical_AC_OnePhase_Loads_Examples_VariableImpedance.fmu