python3 -m fmpy simulate  --output-file Modelica_3.2.3_Modelica.Electrical.PowerConverters.Examples.DCDC.ChopperStepDown.ChopperStepDown_R_res.csv --start-time 0 --stop-time 0.1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0002 Modelica_3_2_3_Modelica_Electrical_PowerConverters_Examples_DCDC_ChopperStepDown_ChopperStepDown_R.fmu