Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation: ./Buildings_11_Buildings.Fluid.DXSystems.Cooling.AirSource.Examples.SingleSpeed -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS LOG_NLS | error | residualFunc306: Iteration variable `der(sinSpeDX.watVapEva.m)` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | While solving non-linear system an assertion failed during initialization. | | | | | The non-linear solver tries to solve the problem that could take some time. | | | | | It could help to provide better start-values for the iteration variables. | | | | | For more information simulate with -lv LOG_NLS_V LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `der(sinSpeDX.watVapEva.m)` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc306: Iteration variable `sinSpeDX.watVapEva.dX` is inf or nan. LOG_ASSERT | debug | residualFunc306 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/Fluid/DXSystems/Cooling/BaseClasses/Evaporation.mo:185:3-194:27:writable] | | | | The following assertion has been violated during initialization at time 0.000000 | | | | ((sinSpeDX.watVapEva.nomVal.gamma <= sinSpeDX.watVapEva.gammaMax)) --> "*** Warning: In DX coil model, gamma is too large for these coil conditions. | | | | Instead of gamma = 1.5, a value of 0.358498, which | | | | corresponds to a mass transfer effectiveness of 0.8, will be used. | | | | Coil nominal performance data are: | | | | nomVal.m_flow_nominal = 1.5 | | | | dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00582868 - 0.00633038 = -0.000501693 | | | | QLat_flow_nominal = -4200 | | | | " LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.1.2-maint.11.x/Fluid/DXSystems/Cooling/BaseClasses/Evaporation.mo:112:3-113:72:writable] | | | | The following assertion has been violated at time 0.000000 | | | | ((sinSpeDX.watVapEva.dX >= -1.0 and sinSpeDX.watVapEva.dX <= 0.0)) --> "Variable violating min/max constraint: -1.0 <= sinSpeDX.watVapEva.dX <= 0.0, has value: 1.82744e-27" LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_NLS | error | residualFunc453: Iteration variable `der(sinSpeDX.watVapEva.m)` is inf or nan. LOG_ASSERT | debug | residualFunc453 failed at time=604.920643398603. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 604.921. | | | | | The non-linear solver tries to solve the problem that could take some time. | | | | | It could help to provide better start-values for the iteration variables. | | | | | For more information simulate with -lv LOG_NLS_V LOG_NLS | error | residualFunc453: Iteration variable `der(sinSpeDX.watVapEva.m)` is inf or nan. LOG_ASSERT | debug | residualFunc453 failed at time=604.883160350475. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 604.883. | | | | | The non-linear solver tries to solve the problem that could take some time. | | | | | It could help to provide better start-values for the iteration variables. | | | | | For more information simulate with -lv LOG_NLS_V LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.014803s reading init.xml | | | | | | 0.00121792s reading info.xml | | | | | | 0.000768982s [ 3.2%] pre-initialization | | | | | | 0.000981942s [ 4.1%] initialization | | | | | | 4.489e-06s [ 0.0%] steps | | | | | | 0.000771448s [ 3.2%] solver (excl. callbacks) | | | | | | 0.00134283s [ 5.6%] creating output-file | | | | | | 0.000364117s [ 1.5%] event-handling | | | | | | 0.00356799s [ 14.8%] overhead | | | | | | 0.0162931s [ 67.6%] simulation | | | | | | 0.0240949s [100.0%] total | | | | | events | | | | | | 4 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 307 steps taken | | | | | | 437 calls of functionODE | | | | | | 95 evaluations of jacobian | | | | | | 17 error test failures | | | | | | 0 convergence test failures | | | | | | 0.000380247s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.