Environment - simulationEnvironment: startTime=0 stopTime=10000 tolerance=1e-06 numberOfIntervals=2500 stepSize=4 Regular simulation: ./IDEAS_dev_IDEAS.Fluid.HeatExchangers.Examples.EmbeddedPipeDp -abortSlowSimulation -alarm=480 -lv LOG_STATS stdout | info | | | | | Warning: | | | | ======== | | | | It is recommended that the volume flow rate versus pressure relation | | | | of the fan or pump satisfies the minimum decrease condition | | | | | | | | (per.pressure.dp[i+1]-per.pressure.dp[i]) | | | | d[i] = ------------------------------------------------- < -0 | | | | (per.pressure.V_flow[i+1]-per.pressure.V_flow[i]) | | | | | | | | is | | | | d[1]=0 | | | | | | | | Otherwise, a solution to the equations may not exist if the fan or pump speed is reduced. | | | | In this situation, the solver will fail due to non-convergence and | | | | the simulation stops. 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. LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0087008s reading init.xml | | | | | | 0.000809338s reading info.xml | | | | | | 8.7674e-05s [ 0.4%] pre-initialization | | | | | | 0.000205636s [ 1.0%] initialization | | | | | | 2.084e-06s [ 0.0%] steps | | | | | | 0.0017994s [ 8.8%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00060304s [ 2.9%] event-handling | | | | | | 0.00471888s [ 23.1%] overhead | | | | | | 0.0130402s [ 63.7%] simulation | | | | | | 0.020457s [100.0%] total | | | | | events | | | | | | 2 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 398 steps taken | | | | | | 506 calls of functionODE | | | | | | 70 evaluations of jacobian | | | | | | 5 error test failures | | | | | | 0 convergence test failures | | | | | | 0.000404658s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.