Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation: ./BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatExchangers.Examples.DryCoilEffectivenessNTUMassFlow -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully without homotopy method. assert | warning | The following assertion has been violated at time 1998.000000 | | | | noEvent(hex.m1_flow > (-0.1) * hex.m1_flow_nominal) and noEvent(hex.m2_flow > (-0.1) * hex.m2_flow_nominal) assert | warning | *** Warning in BuildSysPro.IBPSA.Fluid.HeatExchangers.Examples.DryCoilEffectivenessNTUMassFlow.hex: The flow direction reversed. | | | | However, because the constant use_dynamicFlowRegime is set to false, | | | | the model does not change equations based on the actual flow regime. | | | | To switch equations based on the actual flow regime during the simulation, | | | | set the constant use_dynamicFlowRegime=true. | | | | Note that this can lead to slow simulation because of events. LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.00538338s reading init.xml | | | | | | 0.000473969s reading info.xml | | | | | | 7.7546e-05s [ 0.5%] pre-initialization | | | | | | 0.000114926s [ 0.7%] initialization | | | | | | 1.784e-06s [ 0.0%] steps | | | | | | 0.000877577s [ 5.1%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.000327607s [ 1.9%] event-handling | | | | | | 0.00418766s [ 24.3%] overhead | | | | | | 0.0116111s [ 67.5%] simulation | | | | | | 0.0171982s [100.0%] total | | | | | events | | | | | | 5 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 584 steps taken | | | | | | 882 calls of functionODE | | | | | | 191 evaluations of jacobian | | | | | | 47 error test failures | | | | | | 0 convergence test failures | | | | | | 0.000151908s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.