python3 -m fmpy simulate  --output-file Buildings_8_Buildings.Fluid.HeatExchangers.CoolingTowers.Examples.Merkel_res.csv --start-time 1.5552e+07 --stop-time 1.57248e+07 --timeout 50 --relative-tolerance 1e-06 Buildings_8_Buildings_Fluid_HeatExchangers_CoolingTowers_Examples_Merkel.fmu