Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation: ./Buildings_9_Buildings.Fluid.HeatExchangers.DXCoils.WaterCooled.Examples.SingleSpeed -abortSlowSimulation -alarm=480 -s cvode -emit_protected -lv LOG_STATS LOG_NLS | error | residualFunc371: Iteration variable xloc[2] is nan. LOG_ASSERT | debug | residualFunc371 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 | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[2] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[2] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc371: Iteration variable xloc[1] is nan. LOG_ASSERT | debug | residualFunc371 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | info | *** 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_STDOUT | info | *** 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 0.780083 | | | | Check the coefficients of the function sta[1].perCur.EIRFunT. LOG_STDOUT | info | *** 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_STDOUT | info | *** 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 0.780083 | | | | Check the coefficients of the function sta[1].perCur.EIRFunT. LOG_STDOUT | info | *** 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_STDOUT | info | *** 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 0.780083 | | | | Check the coefficients of the function sta[1].perCur.EIRFunT. LOG_STDOUT | info | *** 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_STDOUT | info | *** 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 0.780083 | | | | Check the coefficients of the function sta[1].perCur.EIRFunT. LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/Fluid/HeatExchangers/DXCoils/BaseClasses/Evaporation.mo:185:3-194:27:writable] | | | | The following assertion has been violated during initialization at time 0.000000 | | | | ((sinSpeDX.eva.eva.nomVal.gamma <= sinSpeDX.eva.eva.gammaMax)) --> "*** Warning: In DX coil model, gamma is too large for these coil conditions. | | | | Instead of gamma = 1.5, a value of 0.393653, 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 = 0.00969167 - 0.0102426 = -0.00055089 | | | | QLat_flow_nominal = -4200 | | | | " LOG_STDOUT | info | *** 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_STDOUT | info | *** 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 0.780083 | | | | Check the coefficients of the function sta[1].perCur.EIRFunT. LOG_STDOUT | info | *** 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_STDOUT | info | *** 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 0.780083 | | | | Check the coefficients of the function sta[1].perCur.EIRFunT. LOG_STDOUT | info | *** 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_STDOUT | info | *** 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 0.780083 | | | | Check the coefficients of the function sta[1].perCur.EIRFunT. LOG_STDOUT | info | *** 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_STDOUT | info | *** 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 0.780083 | | | | Check the coefficients of the function sta[1].perCur.EIRFunT. LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.2-maint.9.1.x/Fluid/HeatExchangers/DXCoils/BaseClasses/Evaporation.mo:59:3-62:61:writable] | | | | The following assertion has been violated at time 0.720000 | | | | ((sinSpeDX.eva.eva.m >= 0.0)) --> "Variable violating min constraint: 0.0 <= sinSpeDX.eva.eva.m, has value: -4.93898e-26" LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0122536s reading init.xml | | | | | | 0.0012316s reading info.xml | | | | | | 0.000648556s [ 0.9%] pre-initialization | | | | | | 0.00133822s [ 1.9%] initialization | | | | | | 1.1131e-05s [ 0.0%] steps | | | | | | 0.0052387s [ 7.4%] solver (excl. callbacks) | | | | | | 0.00222872s [ 3.1%] creating output-file | | | | | | 6.4626e-05s [ 0.1%] event-handling | | | | | | 0.00766103s [ 10.8%] overhead | | | | | | 0.0535764s [ 75.7%] simulation | | | | | | 0.0707674s [100.0%] total | | | | | events | | | | | | 3 state events | | | | | | 0 time events | | | | | solver: cvode | | | | | | 5009 steps taken | | | | | | 5021 calls of functionODE | | | | | | 86 evaluations of jacobian | | | | | | 0 error test failures | | | | | | 0 convergence test failures | | | | | | 0s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.