HydPy-Test-Stiff-1D (test model for stiff ODEs and 1-dimensional sequences)

test_stiff1d similar to test_stiff0d but works on 1-dimensional sequences instead of 0-dimensional sequences.

class hydpy.models.test_stiff1d.Model[source]

Bases: ELSModel

HydPy-Test-Stiff-1D (test model for stiff ODEs and 1-dimensional sequences).

The following methods define the relevant components of a system of ODE equations (e.g. direct runoff):
The following methods define the complete equations of an ODE system (e.g. change in storage of fast water due to effective precipitation and direct runoff):

  • Calc_SV_V1 Calculate the actual storage contenst.

DOCNAME: DocName = ('Test-Stiff-1D', 'test model for stiff ODEs and 1-dimensional sequences')
OBSERVER_METHODS: ClassVar[tuple[type[Method], ...]] = ()
REUSABLE_METHODS: ClassVar[tuple[type[ReusableMethod], ...]] = ()
class hydpy.models.test_stiff1d.ControlParameters(master: Parameters, cls_fastaccess: type[FastAccessParameter] | None = None, cymodel: CyModelProtocol | None = None)

Bases: SubParameters

Control parameters of model test_stiff1d.

The following classes are selected:

  • K() Storage coefficient [1/T].

  • N() Number of storages [-].

class hydpy.models.test_stiff1d.FluxSequences(master: Sequences, cls_fastaccess: type[TypeFastAccess_co] | None = None, cymodel: CyModelProtocol | None = None)

Bases: FluxSequences

Flux sequences of model test_stiff1d.

The following classes are selected:

  • QV() Storage loss vector [mm/T]

class hydpy.models.test_stiff1d.SolverParameters(master: Parameters, cls_fastaccess: type[FastAccessParameter] | None = None, cymodel: CyModelProtocol | None = None)

Bases: SubParameters

Solver parameters of model test_stiff1d.

The following classes are selected:

  • AbsErrorMax() Absolute numerical error tolerance [mm/T].

  • RelErrorMax() Relative numerical error tolerance [1/T].

  • RelDTMin() Smallest relative integration time step size allowed [-].

  • RelDTMax() Largest relative integration time step size allowed [-].

class hydpy.models.test_stiff1d.StateSequences(master: Sequences, cls_fastaccess: type[TypeFastAccess_co] | None = None, cymodel: CyModelProtocol | None = None)

Bases: StateSequences

State sequences of model test_stiff1d.

The following classes are selected:

  • SV() Storage content vector[mm].