Environment - simulationEnvironment: startTime=0 stopTime=2400 tolerance=1e-05 numberOfIntervals=2500 stepSize=0.96 Regular simulation: ./Buildings_3.0.0_Buildings.Fluid.HeatExchangers.DXCoils.BaseClasses.Examples.EvaporationFlowReversal -abortSlowSimulation -alarm=480 -lv LOG_STATS assert | warning | The following assertion has been violated at time 0.000000 | | | | false assert | warning | Nominal variable violating min constraint: 0.0 <= eva.m, has value: -3.10146 assert | warning | The following assertion has been violated during initialization at time 0.000000 | | | | eva.nomVal.gamma <= eva.gammaMax assert | warning | *** Warning: In DX coil model, gamma is too large for these coil conditions. | | | | Instead of gamma = 1.5, a value of 0.952861, which | | | | corresponds to a mass transfer effectiveness of 0.8, will be used. | | | | Coil nominal performance data are: | | | | nomVal.m_flow_nominal = 0.497018 | | | | dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00614376 - 0.00710194 = -0.000958189 | | | | QLat_flow_nominal = -1000 assert | warning | The following assertion has been violated during initialization at time 0.000000 | | | | eva.dX_nominal > 1e-10 assert | warning | *** Warning: In DX coil model, dX_nominal = -0.000958189 | | | | This means that the coil is not dehumidifying air at the nominal conditions. | | | | Check nominal parameters. | | | | Nominal values: | | | | Q_flow_nominal = -5000 | | | | COP_nominal = 3 | | | | m_flow_nominal = 0.497018 | | | | TEvaIn_nominal = 292.55 (= 19.4 degC) | | | | TConIn_nominal = 308.15 (= 35 degC) | | | | phiIn_nominal = 0.5 | | | | tWet = 1400 | | | | gamma = 1.5 | | | | p_nominal = 101325 assert | warning | The following assertion has been violated at time 0.000000 | | | | eva.mEva_flow <= 0.0 assert | warning | Variable violating max constraint: eva.mEva_flow <= 0.0, has value: 0.00101848 assert | warning | The following assertion has been violated at time 0.000000 | | | | eva.dX >= 0.0 and eva.dX <= 1.0 assert | warning | Variable violating min/max constraint: 0.0 <= eva.dX <= 1.0, has value: -0.00233789 LOG_SUCCESS | info | The initialization finished successfully without homotopy method. LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.00138288s reading init.xml | | | | | | 0.000147096s reading info.xml | | | | | | 6.6705e-05s [ 0.3%] pre-initialization | | | | | | 0.000369533s [ 1.9%] initialization | | | | | | 1.924e-06s [ 0.0%] steps | | | | | | 0.000580335s [ 3.0%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.000248217s [ 1.3%] event-handling | | | | | | 0.00126171s [ 6.5%] overhead | | | | | | 0.0169628s [ 87.0%] simulation | | | | | | 0.0194912s [100.0%] total | | | | | events | | | | | | 4 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 174 steps taken | | | | | | 234 calls of functionODE | | | | | | 96 evaluations of jacobian | | | | | | 10 error test failures | | | | | | 0 convergence test failures | | | | | | 0.000253385s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.