startTime=1.58112e+07 stopTime=1.6416e+07 tolerance=1e-06 numberOfIntervals=2500 stepSize=241.92 Regular simulation: ./Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.DXCoils.AirCooled.Examples.SpaceCooling -abortSlowSimulation -alarm=480 -lv LOG_STATS assert | warning | The following assertion has been violated during initialization at time 15811200.000000 | | | | fan.nominalValuesDefineDefaultPressureCurve assert | warning | *** Warning: You are using a flow or pressure controlled mover with the | | | | default pressure curve. | | | | This leads to approximate calculations of the electrical power | | | | consumption. Add the correct pressure curve in the record per | | | | to obtain an accurate computation. | | | | Setting nominalValuesDefineDefaultPressureCurve=true will suppress this warning. assert | warning | The following assertion has been violated during initialization at time 15811200.000000 | | | | fan1.nominalValuesDefineDefaultPressureCurve assert | warning | *** Warning: You are using a flow or pressure controlled mover with the | | | | default pressure curve. | | | | This leads to approximate calculations of the electrical power | | | | consumption. Add the correct pressure curve in the record per | | | | to obtain an accurate computation. | | | | Setting nominalValuesDefineDefaultPressureCurve=true will suppress this warning. assert | warning | The following assertion has been violated during initialization at time 15811200.000000 | | | | fan2.nominalValuesDefineDefaultPressureCurve assert | warning | *** Warning: You are using a flow or pressure controlled mover with the | | | | default pressure curve. | | | | This leads to approximate calculations of the electrical power | | | | consumption. Add the correct pressure curve in the record per | | | | to obtain an accurate computation. | | | | Setting nominalValuesDefineDefaultPressureCurve=true will suppress this warning. assert | warning | The following assertion has been violated during initialization at time 15811200.000000 | | | | varSpeDX.eva.nomVal.gamma <= varSpeDX.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 0.52681, which | | | | corresponds to a mass transfer effectiveness of 0.8, will be used. | | | | Coil nominal performance data are: | | | | nomVal.m_flow_nominal = 0.646123 | | | | dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00528111 - 0.00637893 = -0.00109782 | | | | QLat_flow_nominal = -2694 assert | warning | The following assertion has been violated during initialization at time 15811200.000000 | | | | varSpeDX.eva.dX_nominal > 1e-10 assert | warning | *** Warning: In DX coil model, dX_nominal = -0.00109782 | | | | This means that the coil is not dehumidifying air at the nominal conditions. | | | | Check nominal parameters. | | | | Nominal values: | | | | Q_flow_nominal = -8980 | | | | COP_nominal = 3 | | | | m_flow_nominal = 0.646123 | | | | 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 during initialization at time 15811200.000000 | | | | mulStaDX.eva.nomVal.gamma <= mulStaDX.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 0.52681, which | | | | corresponds to a mass transfer effectiveness of 0.8, will be used. | | | | Coil nominal performance data are: | | | | nomVal.m_flow_nominal = 0.646123 | | | | dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00528111 - 0.00637893 = -0.00109782 | | | | QLat_flow_nominal = -2694 assert | warning | The following assertion has been violated during initialization at time 15811200.000000 | | | | mulStaDX.eva.dX_nominal > 1e-10 assert | warning | *** Warning: In DX coil model, dX_nominal = -0.00109782 | | | | This means that the coil is not dehumidifying air at the nominal conditions. | | | | Check nominal parameters. | | | | Nominal values: | | | | Q_flow_nominal = -8980 | | | | COP_nominal = 3 | | | | m_flow_nominal = 0.646123 | | | | 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 during initialization at time 15811200.000000 | | | | 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 0.52681, which | | | | corresponds to a mass transfer effectiveness of 0.8, will be used. | | | | Coil nominal performance data are: | | | | nomVal.m_flow_nominal = 0.646123 | | | | dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00528111 - 0.00637893 = -0.00109782 | | | | QLat_flow_nominal = -2694 assert | warning | The following assertion has been violated during initialization at time 15811200.000000 | | | | sinSpeDX.eva.dX_nominal > 1e-10 assert | warning | *** Warning: In DX coil model, dX_nominal = -0.00109782 | | | | This means that the coil is not dehumidifying air at the nominal conditions. | | | | Check nominal parameters. | | | | Nominal values: | | | | Q_flow_nominal = -8980 | | | | COP_nominal = 3 | | | | m_flow_nominal = 0.646123 | | | | 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 with 3 homotopy steps. assert | debug | Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.DXCoils.AirCooled.Examples.SpaceCooling_functions.c:16360: Invalid root: (-62.9362)^(-1.5) assert | debug | Buildings_maint.8.0.x_Buildings.Fluid.HeatExchangers.DXCoils.AirCooled.Examples.SpaceCooling_functions.c:16360: Invalid root: (-2.78488)^(-1.5) assert | debug | ##IDA## discrete update failed flag -8!