Opened 12 years ago

Closed 10 years ago

#1804 closed defect (fixed)

nonlinear solver failed for torn system

Reported by: Jens Frenkel Owned by: Willi Braun
Priority: high Milestone: 1.9.1
Component: Backend Version: trunk
Keywords: tearing nonlinear solver Cc: Lennart Ochel

Description

The nonlinear solver has trouble with the generated torn system in the following examples:

msl3.1
ThermoSysPro.Examples.SimpleExamples.TestJunctions4
PlanarMechanicsForTesting.Examples.SimpleCarWithDifferentialGear
Modelica.Electrical.Analog.Examples.CauerLowPassSC
Modelica.Mechanics.MultiBody.Examples.Elementary.RollingWheelSetDriving
Modelica.Mechanics.MultiBody.Examples.Elementary.RollingWheelSetPulling
Modelica.Mechanics.MultiBody.Examples.Rotational3DEffects.GyroscopicEffects
Modelica.Thermal.FluidHeatFlow.Examples.IndirectCooling
Modelica.Electrical.Analog.Examples.CharacteristicIdealDiodes
msl2.2.1
Modelica.Electrical.Analog.Examples.CauerLowPassSC

Change History (3)

comment:1 by Jens Frenkel, 12 years ago

since r13391
msl3.1
Modelica.Electrical.Analog.Examples.CauerLowPassSC

msl2.2.1
Modelica.Electrical.Analog.Examples.CauerLowPassSC2

comment:2 by Martin Sjölund, 11 years ago

Milestone: 1.9.0 → 1.9.1

Postponed until 1.9.1

comment:3 by Willi Braun, 10 years ago

Resolution: → fixed
Status: new → closed

Tearing for Modelica.Electrical.Analog.Examples.CauerLowPassSC fixed in r21558 and all other worked also before.

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