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 -s gbode -lv LOG_STATS LOG_STDOUT | warning | Numerical Jacobians without coloring are currently not supported by GBODE. Colored numerical Jacobian will be used. LOG_NLS | error | residualFunc452: Iteration variable xloc[4] is nan. LOG_ASSERT | debug | residualFunc452 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 | residualFunc452: Iteration variable xloc[6] is nan. LOG_ASSERT | debug | residualFunc452 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc452: Iteration variable xloc[4] is nan. LOG_ASSERT | debug | residualFunc452 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc452: Iteration variable xloc[4] is nan. LOG_ASSERT | debug | residualFunc452 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc452: Iteration variable xloc[4] is nan. LOG_ASSERT | debug | residualFunc452 failed at time=0. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc452: Iteration variable xloc[4] is nan. LOG_ASSERT | debug | residualFunc452 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 | | | | ((sinSpeDX.eva.nomVal.gamma <= sinSpeDX.eva.gammaMax)) --> "*** 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 | | | | " 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 | | | | ((sinSpeDX.eva.dX_nominal > 1e-10)) --> "*** 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. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 2.45817e-06. | | | | | 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 | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[5] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=2.45817305601458e-06. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=1.35199518080802e-05. | | | | For more information please use -lv LOG_NLS. LOG_STDOUT | warning | While solving non-linear system an assertion failed at time 1.352e-05. | | | | | 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 | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=1.35199518080802e-05. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=1.35199518080802e-05. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=1.35199518080802e-05. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=1.35199518080802e-05. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=1.35199518080802e-05. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=1.35199518080802e-05. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=1.35199518080802e-05. | | | | For more information please use -lv LOG_NLS. LOG_NLS | error | residualFunc673: Iteration variable xloc[0] is nan. LOG_ASSERT | debug | residualFunc673 failed at time=1.35199518080802e-05. | | | | For more information please use -lv LOG_NLS. LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/HeatExchangers/DXCoils/BaseClasses/Evaporation.mo:59:3-60:49:writable] | | | | The following assertion has been violated at time 17.280000 | | | | ((sinSpeDX.eva.m >= 0.0)) --> "Variable violating min constraint: 0.0 <= sinSpeDX.eva.m, has value: -1.43355e-18" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/HeatExchangers/DXCoils/BaseClasses/PartialCoolingCapacity.mo:126:7-139:38:writable] | | | | 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))) --> "*** 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_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/HeatExchangers/DXCoils/BaseClasses/Evaporation.mo:99:3-100:68:writable] | | | | The following assertion has been violated at time 25200.000005 | | | | ((sinSpeDX.eva.XEvaWetBulOut >= 0.0 and sinSpeDX.eva.XEvaWetBulOut <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= sinSpeDX.eva.XEvaWetBulOut <= 1.0, has value: -1.33638e-51" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/Fluid/HeatExchangers/DXCoils/BaseClasses/Evaporation.mo:102:3-103:83:writable] | | | | The following assertion has been violated at time 25200.000005 | | | | ((sinSpeDX.eva.XiSatRefOut >= 0.0 and sinSpeDX.eva.XiSatRefOut <= 1.0)) --> "Variable violating min/max constraint: 0.0 <= sinSpeDX.eva.XiSatRefOut <= 1.0, has value: -5.22024e-54" LOG_STATS | info | gbode (single-rate integration): esdirk4 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.019182s reading init.xml | | | | | | 0.00139052s reading info.xml | | | | | | 0.000215113s [ 0.1%] pre-initialization | | | | | | 0.000445606s [ 0.2%] initialization | | | | | | 3.4485e-05s [ 0.0%] steps | | | | | | 0s [ 0.0%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00131407s [ 0.7%] event-handling | | | | | | 0.00734162s [ 3.9%] overhead | | | | | | 0.17856s [ 95.0%] simulation | | | | | | 0.187911s [100.0%] total | | | | | events | | | | | | 36 state events | | | | | | 1 time events | | | | | solver: gbode | | | | | | 1244 steps taken | | | | | | 29038 calls of functionODE | | | | | | 417 evaluations of jacobian | | | | | | 21 error test failures | | | | | | 0 convergence test failures | | | | | | 0s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.