Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Buildings_8_Buildings.Fluid.HeatExchangers.DXCoils.AirCooled.Validation.SingleSpeedPLREnergyPlus -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 <= sinSpeDX.eva.m, has value: -3.10146 assert | warning | The following assertion has been violated during initialization at time 0.000000 | | | | sinSpeDX.eva.nomVal.gamma <= sinSpeDX.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 0.347259, which | | | | corresponds to a mass transfer effectiveness of 0.8, will be used. | | | | Coil nominal performance data are: | | | | nomVal.m_flow_nominal = 1.72 | | | | dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00562847 - 0.00620134 = -0.000572874 | | | | QLat_flow_nominal = -5677.29 assert | warning | The following assertion has been violated during initialization at time 0.000000 | | | | sinSpeDX.eva.dX_nominal > 1e-10 assert | warning | *** Warning: In DX coil model, dX_nominal = -0.000572874 | | | | This means that the coil is not dehumidifying air at the nominal conditions. | | | | Check nominal parameters. | | | | Nominal values: | | | | Q_flow_nominal = -25237.7 | | | | COP_nominal = 3 | | | | m_flow_nominal = 1.72 | | | | TEvaIn_nominal = 292.55 (= 19.4 degC) | | | | TConIn_nominal = 308.15 (= 35 degC) | | | | phiIn_nominal = 0.5 | | | | tWet = 1000 | | | | gamma = 1.5 | | | | p_nominal = 101325 LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. assert | info | The following assertion has been violated at time 25200.000003 | | | | not (sinSpeDX.dxCoo.TEvaIn > sinSpeDX.dxCoo.dryCoi.cooCap.sta[sinSpeDX.dxCoo.dryCoi.cooCap.stage].perCur.TEvaInMax or sinSpeDX.dxCoo.TEvaIn < sinSpeDX.dxCoo.dryCoi.cooCap.sta[sinSpeDX.dxCoo.dryCoi.cooCap.stage].perCur.TEvaInMin) assert | info | *** Warning: Evaporator temperature TEvaIn is out of bounds in DX coil model at time = 25200. | | | | stage = 1 | | | | TEvaInMin = 285.928 Kelvin (12.7778 degC) | | | | TEvaIn = 297.237 Kelvin (24.0865 degC) | | | | TEvaInMax = 297.039 Kelvin (23.8889 degC) | | | | Extrapolation can introduce large errors. | | | | This warning will only be reported once for each stage. LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0188073s reading init.xml | | | | | | 0.00152732s reading info.xml | | | | | | 0.000124203s [ 0.2%] pre-initialization | | | | | | 0.000502242s [ 0.6%] initialization | | | | | | 4.27e-05s [ 0.1%] steps | | | | | | 0.00359494s [ 4.4%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00330157s [ 4.1%] event-handling | | | | | | 0.00692937s [ 8.6%] overhead | | | | | | 0.0663295s [ 82.1%] simulation | | | | | | 0.0808246s [100.0%] total | | | | | events | | | | | | 35 state events | | | | | | 25 time events | | | | | solver: dassl | | | | | | 2813 steps taken | | | | | | 3371 calls of functionODE | | | | | | 1443 evaluations of jacobian | | | | | | 39 error test failures | | | | | | 0 convergence test failures | | | | | | 0.0179163s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.