Regular simulation: ./Buildings_master_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 1.00359, 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 - 0.00715296 = -0.0010092 | | | | 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 = -0.0010092 | | | | 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 LOG_SUCCESS | info | The initialization finished successfully without homotopy method. LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.00144533s reading init.xml | | | | | | 0.000183379s reading info.xml | | | | | | 5.6178e-05s [ 0.1%] pre-initialization | | | | | | 0.000362762s [ 0.4%] initialization | | | | | | 1.3437e-05s [ 0.0%] steps | | | | | | 0.00147126s [ 1.4%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.0032052s [ 3.1%] event-handling | | | | | | 0.00200146s [ 1.9%] overhead | | | | | | 0.0959487s [ 93.1%] simulation | | | | | | 0.103059s [100.0%] total | | | | | events | | | | | | 4 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 211 steps taken | | | | | | 317 calls of functionODE | | | | | | 108 evaluations of jacobian | | | | | | 19 error test failures | | | | | | 0 convergence test failures | | | | | | 0.00120905s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.