startTime=0 stopTime=20000 tolerance=1e-06 numberOfIntervals=2500 stepSize=8 Regular simulation: ./BuildingSystems_BuildingSystems.Technologies.Cogeneration.Examples.CogenerationUnitWithStorage -abortSlowSimulation -alarm=480 -lv LOG_STATS assert | warning | The following assertion has been violated during initialization at time 0.000000 | | | | pump.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. LOG_SUCCESS | info | The initialization finished successfully without homotopy method. DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 1.7194338960210E+04 R2 = 1.5840909862903E-09 DASKR-- ITERATION MATRIX IS SINGULAR. stdout | warning | The matrix of partial derivatives is singular. stdout | warning | can't continue. time = 17194.338960 assert | warning | The following assertion has been violated at time 17194.338960 | | | | noEvent(CHP.vol.dynBal.medium.T >= 272.15) assert | error | In CogenerationUnitWithStorage.CHP.vol.dynBal.medium: Temperature T = -nan K exceeded its minimum allowed value of -1 degC (272.15 Kelvin) as required from medium model "BuildingSystems.Media.Water". stdout | warning | Integrator attempt to handle a problem with a called assert. DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 1.7194338960210E+04 R2 = 7.9204549314690E-10 DASKR-- ITERATION MATRIX IS SINGULAR. stdout | warning | The matrix of partial derivatives is singular. stdout | warning | can't continue. time = 17194.338960 assert | warning | The following assertion has been violated at time 17194.338960 | | | | noEvent(CHP.vol.dynBal.medium.T >= 272.15) assert | error | In CogenerationUnitWithStorage.CHP.vol.dynBal.medium: Temperature T = -nan K exceeded its minimum allowed value of -1 degC (272.15 Kelvin) as required from medium model "BuildingSystems.Media.Water". stdout | info | model terminate | Simulation terminated by an assert at time: 17194.3 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0166931s reading init.xml | | | | | | 0.0015485s reading info.xml | | | | | | 0.000137147s [ 0.4%] pre-initialization | | | | | | 0.000304842s [ 0.9%] initialization | | | | | | 0s [ 0.0%] steps | | | | | | 0.00115108s [ 3.5%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00483443s [ 14.7%] event-handling | | | | | | 0.0131836s [ 40.0%] overhead | | | | | | 0.0133202s [ 40.4%] simulation | | | | | | 0.0329313s [100.0%] total | | | | | events | | | | | | 1 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 181 steps taken | | | | | | 217 calls of functionODE | | | | | | 36 evaluations of jacobian | | | | | | 1 error test failures | | | | | | 10 convergence test failures | | | | | | 0.000365153s time of jacobian evaluation