283 – ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH

            Check of ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH
The model has the same number of unknowns and equations: 146
Check of ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH successful.

        

            Check of ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH
The model has the same number of unknowns and equations: 146
Check of ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH successful.

        

            Translation of ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH
The DAE has 146 scalar unknowns and 146 scalar equations.

Statistics

Original Model
  Number of components: 27
  Variables: 338
  Constants: 62 (62 scalars)
  Parameters: 107 (104 scalars)
  Unknowns: 169 (146 scalars)
  Equations: 149
  Nontrivial: 117
Translated Model
  Constants: 133 scalars
  Free parameters: 34 scalars
  Parameter depending: 37 scalars
  Time-varying variables: 35 scalars
  Alias variables: 73 scalars
  Number of mixed real/discrete systems of equations: 1
  Sizes of linear systems of equations: { }
  Sizes after manipulation of the linear systems: { }
  Sizes of nonlinear systems of equations: {12}
  Sizes after manipulation of the nonlinear systems: {2}
  Number of numerical Jacobians: 1
  Initialization problem
    Number of mixed real/discrete systems of equations: 1
    Sizes of nonlinear systems of equations: {12}
    Sizes after manipulation of the nonlinear systems: {2}
    Sizes of simplified homotopy nonlinear systems of equations: {11}
    Sizes after manipulation of the simplified homotopy nonlinear systems: {2}
    Number of numerical Jacobians: 1

Settings
Advanced.StoreProtectedVariables = true
Selected continuous time states
Finished

        

            Translation of ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH
The DAE has 146 scalar unknowns and 146 scalar equations.

Statistics

Original Model
  Number of components: 27
  Variables: 338
  Constants: 62 (62 scalars)
  Parameters: 107 (104 scalars)
  Unknowns: 169 (146 scalars)
  Equations: 149
  Nontrivial: 117
Translated Model
  Constants: 133 scalars
  Free parameters: 34 scalars
  Parameter depending: 37 scalars
  Time-varying variables: 35 scalars
  Alias variables: 73 scalars
  Number of mixed real/discrete systems of equations: 1
  Sizes of linear systems of equations: { }
  Sizes after manipulation of the linear systems: { }
  Sizes of nonlinear systems of equations: {12}
  Sizes after manipulation of the nonlinear systems: {2}
  Number of numerical Jacobians: 1
  Initialization problem
    Number of mixed real/discrete systems of equations: 1
    Sizes of nonlinear systems of equations: {12}
    Sizes after manipulation of the nonlinear systems: {2}
    Sizes of simplified homotopy nonlinear systems of equations: {11}
    Sizes after manipulation of the simplified homotopy nonlinear systems: {2}
    Number of numerical Jacobians: 1

Settings
Advanced.StoreProtectedVariables = true
Selected continuous time states
Finished

        

            
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            Log-file of program ./dymosim
(generated: Tue Feb 25 03:49:16 2025)

dymosim started
... "ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH" simulating
... "dsin.txt" loading (dymosim input file)
Error: The following error was detected at time: 0
  IF97 medium function tsat called with too low pressure
p = -128081 Pa <= 611.657 Pa (triple point pressure)
  Failed condition: p > 611.657
The stack of functions is:
Modelica.Media.Water.IF97_Utilities.BaseIF97.Basic.tsat
Modelica.Media.Water.IF97_Utilities.BaseIF97.Regions.boilingcurve_p
Modelica.Media.Water.IF97_Utilities.BaseIF97.Regions.hl_p
Modelica.Media.Water.IF97_Utilities.BaseIF97.Regions.region_ph
Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph
Modelica.Media.Water.IF97_Utilities.rho_props_ph(
Valve.port_a.p, 
pump.port_b.h_outflow, 
Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph(Valve.port_a.p, pump.port_b.h_outflow, 0, 0))
Modelica.Media.Water.IF97_Utilities.rho_ph(Valve.port_a.p, pump.port_b.h_outflow, 0, 0)
Modelica.Media.Water.WaterIF97_ph.density_ph_Unique9(Valve.port_a.p, pump.port_b.h_outflow, 0, 0)
Modelica.Media.Water....

Non-linear solver will silently attempt to handle this problem.
Non-linear solver recovered after failed attempt number: 1

... "result.mat" creating (simulation result file)

Integration started at T = 0 using integration method DASSL
(DAE multi-step solver (dassl/dasslrt of Petzold modified by Dassault Systemes))

Integration terminated successfully at T = 10
   CPU-time for integration                : 0.333 seconds
   CPU-time for one grid interval          : 0.0666 milliseconds
   CPU-time for initialization             : 0.001 seconds
   Number of result points                 : 5003
   Number of grid points                   : 5001
   Number of accepted steps                : 62
   Number of f-evaluations (dynamics)      : 62
   Number of crossing function evaluations : 5062
   Number of Jacobian-evaluations          : 59
   Number of model time events             : 2
   Number of input time events             : 0
   Number of state events                  : 0
   Number of step events                   : 0
   Minimum integration stepsize            : 2e-06
   Maximum integration stepsize            : 2.1
   Maximum integration order               : 1
Calling terminal section
... "dsfinal.txt" creating (final states)

SUCCESSFUL simulation of ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH

        

            Log-file of program ./dymosim
(generated: Tue Feb 25 01:02:51 2025)

dymosim started
... "ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH" simulating
... "dsin.txt" loading (dymosim input file)
Error: The following error was detected at time: 0
  IF97 medium function tsat called with too low pressure
p = -128081 Pa <= 611.657 Pa (triple point pressure)
  Failed condition: p > 611.657
The stack of functions is:
Modelica.Media.Water.IF97_Utilities.BaseIF97.Basic.tsat
Modelica.Media.Water.IF97_Utilities.BaseIF97.Regions.boilingcurve_p
Modelica.Media.Water.IF97_Utilities.BaseIF97.Regions.hl_p
Modelica.Media.Water.IF97_Utilities.BaseIF97.Regions.region_ph
Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph
Modelica.Media.Water.IF97_Utilities.rho_props_ph(
Valve.port_a.p, 
pump.port_b.h_outflow, 
Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph(Valve.port_a.p, pump.port_b.h_outflow, 0, 0))
Modelica.Media.Water.IF97_Utilities.rho_ph(Valve.port_a.p, pump.port_b.h_outflow, 0, 0)
Modelica.Media.Water.WaterIF97_ph.density_ph_Unique9(Valve.port_a.p, pump.port_b.h_outflow, 0, 0)
Modelica.Media.Water....

Non-linear solver will silently attempt to handle this problem.
Non-linear solver recovered after failed attempt number: 1

... "result.mat" creating (simulation result file)

Integration started at T = 0 using integration method DASSL
(DAE multi-step solver (dassl/dasslrt of Petzold modified by Dassault Systemes))

Integration terminated successfully at T = 10
   CPU-time for integration                : 0.329 seconds
   CPU-time for one grid interval          : 0.0658 milliseconds
   CPU-time for initialization             : 0.001 seconds
   Number of result points                 : 5003
   Number of grid points                   : 5001
   Number of accepted steps                : 62
   Number of f-evaluations (dynamics)      : 62
   Number of crossing function evaluations : 5062
   Number of Jacobian-evaluations          : 59
   Number of model time events             : 2
   Number of input time events             : 0
   Number of state events                  : 0
   Number of step events                   : 0
   Minimum integration stepsize            : 2e-06
   Maximum integration stepsize            : 2.1
   Maximum integration order               : 1
Calling terminal section
... "dsfinal.txt" creating (final states)

SUCCESSFUL simulation of ModelicaTest.Fluid.TestComponents.Machines.TestWaterPumpNPSH