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. stdout | info | The initialization finished successfully without homotopy method. LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.00966474s reading init.xml | | | | | | 0.00111389s reading info.xml | | | | | | 6.2838e-05s pre-initialization | | | | | | 0.000191038s [ 0.5%] initialization | | | | | | 3.347e-06s [ 0.0%] steps | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.00022641s [ 0.6%] event-handling | | | | | | 0.00989991s [ 24.9%] overhead | | | | | | 0.0293954s [ 73.9%] simulation | | | | | | 0.039779s [100.0%] total | | | | | events | | | | | | 2 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 436 steps taken | | | | | | 545 calls of functionODE | | | | | | 78 evaluations of jacobian | | | | | | 7 error test failures | | | | | | 0 convergence test failures | | | | | | 0.0010311s time of jacobian evaluation stdout | info | The simulation finished successfully.