427 – Modelica.Mechanics.MultiBody.Examples.Elementary.PointGravityWithPointMasses2

            The model has the same number of unknowns and equations: 4020
The model has the same number of unknowns and equations:
  3992+4*(size(world.x_label.lines, 1)+size(world.y_label.lines, 1)+size(  world.z_label.lines, 1))
Check of <a href="Modelica://Modelica.Mechanics.MultiBody.Examples.Elementary.PointGravityWithPointMasses2">Modelica.Mechanics.MultiBody.Examples.Elementary.PointGravityWithPointMasses2</a> successful.


        

             = true
Translation of Modelica.Mechanics.MultiBody.Examples.Elementary.PointGravityWithPointMasses2:
The DAE has 4020 scalar unknowns and 4020 scalar equations.
 
Statistics
 
Original Model
  Number of components: 175
  Variables: 1884
  Constants: 1 (1 scalars)
  Parameters: 451 (793 scalars)
  Unknowns: 1432 (4020 scalars)
  Differentiated variables: 107 scalars
  Equations: 1304
  Nontrivial: 817
Translated Model
  Constants: 2575 scalars
  Free parameters: 102 scalars
  Parameter depending: 233 scalars
  Continuous time states: 24 scalars
  Time-varying variables: 509 scalars
  Alias variables: 1395 scalars
  Number of mixed real/discrete systems of equations: 0
  Sizes of linear systems of equations: {4, 4, 42, 42}
  Sizes after manipulation of the linear systems: {4, 4, 6, 6}
  Sizes of nonlinear systems of equations: {31, 31}
  Sizes after manipulation of the nonlinear systems: {4, 4}
  Number of numerical Jacobians: 0
  Initialization problem
    Sizes of linear systems of equations: {5}
    Sizes after manipulation of the linear systems: {3}
    Sizes of nonlinear systems of equations: {4, 11}
    Sizes after manipulation of the nonlinear systems: {4, 4}
    Number of numerical Jacobians: 0
 
Settings
Advanced.StoreProtectedVariables = true
Selected continuous time states
Statically selected continuous time states
  freeMotion.r_rel_a[]
  freeMotion.v_rel_a[]
  freeMotion.w_rel_b[]
  referenceSystem.pointMass1.w_a[]
  referenceSystem.pointMass3.v_0[2]
  referenceSystem.pointMass3.v_0[3]
  referenceSystem.pointMass4.v_0[1]
  referenceSystem.pointMass6.frame_a.r_0[]
 
Dynamically selected continuous time states
There are 2 sets of dynamic state selection.
From set 1 there are 3 states to be selected from:
  referenceSystem.pointMass1.Q[]
 
From set 2 there are 3 states to be selected from:
  freeMotion.Q[]
 
        

            
freeMotion.r_rel_a[]
freeMotion.v_rel_a[]
freeMotion.w_rel_b[]
referenceSystem.pointMass1.w_a[]
referenceSystem.pointMass3.v_0[2]
referenceSystem.pointMass3.v_0[3]
referenceSystem.pointMass4.v_0[1]
referenceSystem.pointMass6.frame_a.r_0[]
        

            
4
4
        

            Log-file of program ./dymosim
(generated: Tue May  5 01:59:45 2020)

dymosim started
... "dsin.txt" loading (dymosim input file)
... "PointGravityWithPointMasses2.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 = 3
   CPU-time for integration                : 0.309 seconds
   CPU-time for one grid interval          : 0.0618 milliseconds
   CPU-time for initialization             : 0.001 seconds
   Number of result points                 : 5005
   Number of grid points                   : 5001
   Number of accepted steps                : 577
   Number of f-evaluations (dynamics)      : 1119
   Number of Jacobian-evaluations          : 65
   Number of model time events             : 0
   Number of input time events             : 0
   Number of state events                  : 0
   Number of step events                   : 2
   Minimum integration stepsize            : 1.3e-08
   Maximum integration stepsize            : 0.0362
   Maximum integration order               : 5
Calling terminal section
... "dsfinal.txt" creating (final states)