Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation: ./Buildings_12_Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.MultiStage -abortSlowSimulation -alarm=400 -emit_protected -lv LOG_STATS LOG_NLS | error | residualFunc606: Iteration variable `der(mulSpeDX.eva.watVapEva.m)` is inf or nan. LOG_ASSERT | debug | residualFunc606 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 | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `der(mulSpeDX.eva.watVapEva.m)` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc606: Iteration variable `mulSpeDX.eva.vol.mWat_flow` is inf or nan. LOG_ASSERT | debug | residualFunc606 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.1-maint.12.x/Fluid/DXSystems/Cooling/BaseClasses/Functions/warnIfPerformanceOutOfBounds.mo:18:3-24:36:writable] | | | | *** Warning: DX coil performance curves at nominal conditions are outside of bounds. | | | | Capacity as a function of temperature is outside of bounds 0.9 to 1.1. | | | | The value of the curve fit is 1.2941 | | | | Check the coefficients of the function sta[1].perCur.capFunT. LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.1-maint.12.x/Fluid/DXSystems/Cooling/BaseClasses/Evaporation.mo:185:3-194:27:writable] | | | | The following assertion has been violated during initialization at time 0.000000 | | | | ((mulSpeDX.eva.watVapEva.nomVal.gamma <= mulSpeDX.eva.watVapEva.gammaMax)) --> "*** Warning: In DX coil model, gamma is too large for these coil conditions. | | | | Instead of gamma = 1.5, a value of 0.0723694, which | | | | corresponds to a mass transfer effectiveness of 0.8, will be used. | | | | Coil nominal performance data are: | | | | nomVal.m_flow_nominal = 1.8 | | | | dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00947842 - 0.00959899 = -0.000120567 | | | | QLat_flow_nominal = -6000 | | | | " LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0409215s reading init.xml | | | | | | 0.00372967s reading info.xml | | | | | | 0.00217909s [ 4.8%] pre-initialization | | | | | | 0.00200261s [ 4.4%] initialization | | | | | | 1.4367e-05s [ 0.0%] steps | | | | | | 0.000709201s [ 1.5%] solver (excl. callbacks) | | | | | | 0.00317479s [ 6.9%] creating output-file | | | | | | 0.000979582s [ 2.1%] event-handling | | | | | | 0.00568681s [ 12.4%] overhead | | | | | | 0.0310334s [ 67.8%] simulation | | | | | | 0.0457798s [100.0%] total | | | | | events | | | | | | 5 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 124 steps taken | | | | | | 132 calls of functionODE | | | | | | 109 evaluations of jacobian | | | | | | 0 error test failures | | | | | | 0 convergence test failures | | | | | | 0.000532503s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.