You're reading the documentation for a development version. For the latest released version, please have a look at v5.0.1.
Solver Configuration¶
Group /input/solver¶
NTHREADS
Number of used threads
Type: int
Range: \(\geq 1\)
Length: 1
USER_SOLUTION_TIMES
Vector with timepoints at which the solution is evaluated
Unit: \(\mathrm{s}\)
Type: double
Range: \(\geq 0\)
Length: Arbitrary
CONSISTENT_INIT_MODE
Consistent initialization mode (optional, defaults to \(1\)). Valid values are:
None
Full
Once, full
Lean
Once, lean
Full once, then lean
None once, then full
None once, then lean
Type: int
Range: \(\{ 0, \dots, 7\}\)
Length: 1
CONSISTENT_INIT_MODE_SENS
Consistent initialization mode for parameter sensitivities (optional, defaults to \(1\)). Valid values are:
None
Full
Once, full
Lean
Once, lean
Full once, then lean
None once, then full
None once, then lean
Type: int
Range: \(\{ 0, \dots, 7\}\)
Length: 1
Group /solver/time_integrator¶
USE_MODIFIED_NEWTON
Specifies whether modified or full Newton method should be used (optional, defaults to \(0\))
Type: int
Range: \(\{0, 1\}\)
Length: 1
ABSTOL
Absolute tolerance in the solution of the original system
Type: double
Range: \(> 0\)
Length: 1
RELTOL
Relative tolerance in the solution of the original system
Type: double
Range: \(\geq 0\)
Length: 1
ALGTOL
Tolerance in the solution of the nonlinear consistency equations
Type: double
Range: \(> 0\)
Length: 1
RELTOL_SENS
Relative tolerance in the solution of the sensitivity systems
Type: double
Range: \(\geq 0\)
Length: 1
INIT_STEP_SIZE
Initial time integrator step size for each section or one value for all sections (0.0: IDAS default value), see IDAS guide 4.5, p.36f.
Unit: \(\mathrm{s}\)
Type: double
Range: \(\geq 0\)
Length: \(1 / \texttt{NSEC}\)
MAX_STEPS
Maximum number of timesteps taken by IDAS (0: IDAS default = 500), see IDAS guide Sec.~4.5
Type: int
Range: \(\geq 0\)
Length: 1
MAX_STEP_SIZE
Maximum size of timesteps taken by IDAS (optional, defaults to unlimited 0.0), see IDAS guide Sec.~4.5
Unit: \(\mathrm{s}\)
Type: double
Range: \(\geq 0\)
Length: 1
ERRORTEST_SENS
Determines whether (forward) sensitivities take part in local error test (optional, defaults to 1)
Type: int
Range: \(\{0,1\}\)
Length: 1
MAX_NEWTON_ITER
Maximum number of Newton iterations in time step (optional, defaults to 4 (IDAS default))
Type: int
Range: \(\geq 0\)
Length: 1
MAX_ERRTEST_FAIL
Maximum number of local error test failures in time step (optional, defaults to 10 (IDAS default))
Type: int
Range: \(\geq 0\)
Length: 1
MAX_CONVTEST_FAIL
Maximum number of Newton convergence test failures (optional, defaults to 10 (IDAS default))
Type: int
Range: \(\geq 0\)
Length: 1
MAX_NEWTON_ITER_SENS
Maximum number of Newton iterations in forward sensitivity time step (optional, defaults to 4 (IDAS default))
Type: int
Range: \(\geq 0\)
Length: 1
Group /solver/sections¶
NSEC
Number of sections
Type: int
Range: \(\geq 1\)
Length: 1
SECTION_TIMES
Simulation times at which the model changes or behaves discontinously; including start and end times
Unit: \(\mathrm{s}\)
Type: double
Range: \(\geq 0\)
Length: \(\texttt{NSEC}+1\)
SECTION_CONTINUITY
Continuity indicator for each section transition: 0 (discontinuous) or 1 (continuous).
Type: int
Range: \(\{0,1\}\)
Length: \(\texttt{NSEC}-1\)