Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=500 stepSize=7.2 Regular simulation: ./IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.DryCoilEffectivenessNTUMassFlow -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully without homotopy method. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/HeatExchangers/BaseClasses/PartialEffectivenessNTU.mo:180:5-189:38:writable] | | | | The following assertion has been violated at time 2001.600000 | | | | ((noEvent(hex.m1_flow > (-0.1) * hex.m1_flow_nominal) and noEvent(hex.m2_flow > (-0.1) * hex.m2_flow_nominal))) --> "*** Warning in 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 | | | | | | 0.00878971s reading init.xml | | | | | | 0.000963137s reading info.xml | | | | | | 0.000129964s [ 2.3%] pre-initialization | | | | | | 0.000182372s [ 3.2%] initialization | | | | | | 3.036e-06s [ 0.1%] steps | | | | | | 0.000564042s [ 9.9%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.000156073s [ 2.7%] event-handling | | | | | | 0.00107602s [ 18.9%] overhead | | | | | | 0.00358359s [ 62.9%] simulation | | | | | | 0.0056951s [100.0%] total | | | | | events | | | | | | 5 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 532 steps taken | | | | | | 806 calls of functionODE | | | | | | 160 evaluations of jacobian | | | | | | 40 error test failures | | | | | | 0 convergence test failures | | | | | | 0.000238494s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.