python3 -m fmpy simulate --output-file Buildings_8_Buildings.Fluid.HeatExchangers.DXCoils.WaterCooled.Validation.VariableSpeedEnergyPlusPartLoad_res.csv --start-time 0 --stop-time 86400 --timeout 50 --relative-tolerance 1e-06 Buildings_8_Buildings_Fluid_HeatExchangers_DXCoils_WaterCooled_Validation_VariableSpeedEnergyPlusPartLoad.fmu LOG_NLS | error | residualFunc1210: Iteration variable xloc[2] is nan. LOG_ASSERT | debug | residualFunc1210 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 | residualFunc1210: Iteration variable xloc[6] is nan. LOG_ASSERT | debug | residualFunc1210 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1210: Iteration variable xloc[2] is nan. LOG_ASSERT | debug | residualFunc1210 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc1210: Iteration variable xloc[2] is nan. LOG_ASSERT | debug | residualFunc1210 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/HeatExchangers/DXCoils/BaseClasses/Evaporation.mo:187:3-196:27:writable] | | | | The following assertion has been violated during initialization at time 0.000000 | | | | ((varSpeDX.eva.eva.nomVal.gamma <= varSpeDX.eva.eva.gammaMax)) --> "*** Warning: In DX coil model, gamma is too large for these coil conditions. | | | | Instead of gamma = 1.5, a value of 0.346977, which | | | | corresponds to a mass transfer effectiveness of 0.8, will be used. | | | | Coil nominal performance data are: | | | | nomVal.m_flow_nominal = 0.462462 | | | | dX_nominal = XEvaOut_nominal-XEvaWetBulOut_nominal = 0.00571197 - 0.00634552 = -0.000633544 | | | | QLat_flow_nominal = -1689.5 | | | | " LOG_ASSERT | warning | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/HeatExchangers/DXCoils/BaseClasses/Evaporation.mo:173:3-181:28:writable] | | | | The following assertion has been violated during initialization at time 0.000000 | | | | ((varSpeDX.eva.eva.dX_nominal > 1e-10)) --> "*** Warning: In DX coil model, dX_nominal = -0.000633544 | | | | This means that the coil is not dehumidifying air at the nominal conditions. | | | | Check nominal parameters. | | | | Nominal values: | | | | Q_flow_nominal = -6758 | | | | COP_nominal = 4 | | | | m_flow_nominal = 0.462462 | | | | TEvaIn_nominal = 292.59 (= 19.44 degC) | | | | TConIn_nominal = 302.55 (= 29.4 degC) | | | | phiIn_nominal = 0.5148 | | | | tWet = 1400 | | | | gamma = 1.5 | | | | p_nominal = 101325 | | | | "