Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation: ./IBPSA_latest_IBPSA.Fluid.HeatExchangers.Examples.WetCoilEffectivenessNTUMassFlow -abortSlowSimulation -alarm=480 -s gbode -lv LOG_STATS LOG_STDOUT | warning | Numerical Jacobians without coloring are currently not supported by GBODE. Colored numerical Jacobian will be used. LOG_SUCCESS | info | The initialization finished successfully without homotopy method. LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 1955. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/HeatExchangers/WetCoilEffectivenessNTU.mo:71:3-76:35:writable] | | | | The following assertion has been violated at time 1980.000000 | | | | ((hex.SHR >= 0.0 and hex.SHR <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= hex.SHR <= 1.0, has value: -4.23764e-25" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/HeatExchangers/WetCoilEffectivenessNTU.mo:359:5-368:38:writable] | | | | 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))) --> "*** Warning in WetCoilEffectivenessNTUMassFlow.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_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 2132.52. LOG_STDOUT | info | GBODE: Solution of NLS failed, Try with updated Jacobian at time 2132.52. LOG_STATS | info | gbode (single-rate integration): esdirk4 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.00901185s reading init.xml | | | | | | 0.000800401s reading info.xml | | | | | | 0.000172373s [ 0.2%] pre-initialization | | | | | | 0.000187502s [ 0.2%] initialization | | | | | | 3.5065e-05s [ 0.0%] steps | | | | | | 0s [ 0.0%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 3.2854e-05s [ 0.0%] event-handling | | | | | | 0.00788892s [ 9.3%] overhead | | | | | | 0.0762598s [ 90.2%] simulation | | | | | | 0.0845765s [100.0%] total | | | | | events | | | | | | 5 state events | | | | | | 0 time events | | | | | solver: gbode | | | | | | 358 steps taken | | | | | | 11066 calls of functionODE | | | | | | 224 evaluations of jacobian | | | | | | 84 error test failures | | | | | | 0 convergence test failures | | | | | | 0s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.