Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Buildings_13_Buildings.Fluid.DXSystems.Cooling.WaterSource.Validation.VariableSpeedEnergyPlus -abortSlowSimulation -alarm=240 -lv LOG_STATS LOG_STDOUT | warning | Numerical Jacobians without coloring are currently not supported by GBODE. Colored numerical Jacobian will be used. LOG_NLS | error | residualFunc1187: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. 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 | residualFunc1187: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1187: Iteration variable `varSpeDX.eva.watVapEva.dX` is nan. LOG_NLS | error | residualFunc1187: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1187: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1187: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1187: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1187: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.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. | | | | EIR as a function of temperature is outside of bounds 0.9 to 1.1. | | | | The value of the curve fit is 1.17606 | | | | Check the coefficients of the function sta[1].perCur.EIRFunT. LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Fluid/DXSystems/Cooling/BaseClasses/Evaporation.mo:185:3-194:27:writable] | | | | The following assertion has been violated during initialization at time 0.000000 | | | | ((varSpeDX.eva.watVapEva.nomVal.gamma <= varSpeDX.eva.watVapEva.gammaMax)) --> "*** Warning: In DX coil model, gamma is too large for these coil conditions. | | | | Instead of gamma = 1.5, a value of 0.346977, which | | | | corresponds to a mass transfer effectiveness of 0.8, will be used. | | | | Coil nominal performance data are: | | | | nomVal.m_flow_nominal = 0.462462 | | | | dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00571197 - 0.00634552 = -0.000633544 | | | | QLat_flow_nominal = -1689.5 | | | | " LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 3600. | | | | | 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 | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Fluid/DXSystems/Cooling/BaseClasses/Evaporation.mo:112:3-113:72:writable] | | | | The following assertion has been violated at time 3600.000000 | | | | ((varSpeDX.eva.watVapEva.dX >= -1.0 and varSpeDX.eva.watVapEva.dX <= 0.0)) --> "Variable violating min/max constraint: -1.0 <= varSpeDX.eva.watVapEva.dX <= 0.0, has value: 5.97963e-23" LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 7200. | | | | | 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 | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 10800. | | | | | 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 | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 18000. | | | | | 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 | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 21600. | | | | | 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 | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 25200. | | | | | 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_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 13.0.2-maint.13.x/Fluid/DXSystems/Cooling/BaseClasses/PartialCapacity.mo:121:7-134:38:writable] | | | | The following assertion has been violated at time 25200.000000 | | | | ((not (varSpeDX.eva.dxCoi.TEvaIn > varSpeDX.eva.dxCoi.dryCoi.coiCap.sta[1].perCur.TEvaInMax or varSpeDX.eva.dxCoi.TEvaIn < varSpeDX.eva.dxCoi.dryCoi.coiCap.sta[1].perCur.TEvaInMin))) --> "*** Warning: Evaporator temperature TEvaIn is out of bounds in DX coil model at time = 25200. | | | | stage = 1 | | | | TEvaInMin = 283.15 Kelvin (10 degC) | | | | TEvaIn = 299.077 Kelvin (25.9269 degC) | | | | TEvaInMax = 298.75 Kelvin (25.6 degC) | | | | Extrapolation can introduce large errors. | | | | This warning will only be reported once for each stage." LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 61200. | | | | | 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 | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 64800. | | | | | 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 | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 68400. | | | | | 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 | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 72000. | | | | | 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 | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 75600. | | | | | 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 | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 79200. | | | | | 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 | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_NLS | error | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `der(varSpeDX.eva.watVapEva.m)` is -nan. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 82800. | | | | | 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 | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_NLS | error | residualFunc1732: Iteration variable `varSpeDX.eva.watVapEva.XiSatRefOut` is -inf. LOG_STATS | info | gbode (single-rate integration): radauIIA3 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.061418s reading init.xml | | | | | | 0.00522106s reading info.xml | | | | | | 0.000178626s [ 0.4%] pre-initialization | | | | | | 0.00118777s [ 2.6%] initialization | | | | | | 8.2795e-05s [ 0.2%] steps | | | | | | 0s [ 0.0%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00573051s [ 12.3%] event-handling | | | | | | 0.00296374s [ 6.4%] overhead | | | | | | 0.0364285s [ 78.2%] simulation | | | | | | 0.046572s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 24 time events | | | | | solver: gbode | | | | | | 202 steps taken | | | | | | 827 calls of functionODE | | | | | | 34 evaluations of jacobian | | | | | | 10 error test failures | | | | | | 0 convergence test failures | | | | | | 0.00169731s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.