TrioCFD 1.9.8
TrioCFD documentation
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Keywords derived from source_base

Keywords introduced by TrioCFD that extend the Source_base family. See Keywords derived from source_base for the base-class documentation and the canonical keyword list.


coalescence_bulles_1groupe

Source term of interfacial area

Parameters:

  • bloc (type: bloc_lecture) Should be { }
  • yao_morel (type: string) Yao Morel correlation

coalescence_bulles_2groupes

Source term of interfacial area

Parameters:

  • bloc (type: bloc_lecture) hydraulic diameter should be specified within this bloc
  • smith (type: string) Smith correlation

correction_lubchenko

not_set

Parameters:

  • [beta_lift] (type: float) Coefficient of the lift force correction.
  • [beta_disp] (type: float) Coefficient of the turbulent-dispersion correction.
  • [portee_disp] (type: float) Range of the turbulent-dispersion correction.
  • [portee_lift] (type: float) Range of the lift correction.
  • [use_bif] (type: int) Flag (0/1) to use the bifurcation treatment.

diffusion_croisee_echelle_temp_taux_diss_turb

Cross-diffusion source term used in the tau and omega equations

Parameters:

  • [sigma_d] (type: float) Constant for the used model

diffusion_supplementaire_lin_echelle_temp_turb

Synonyms: diffusion_supplementaire_echelle_temp_turb

not_set


dissipation_echelle_temp_taux_diss_turb

Dissipation source term used in the tau and omega equations

Parameters:

  • [beta_omega] (type: float) Constant for the used model

flux_2groupes

Source term of mass and interfacial area transfer

Parameters:

  • [dh] (type: float) hydraulic diameter

injection_qdm_nulle

Correction de la QDM d'un fluide de l'écoulement quand on en injecte un par la paroi à QDM nulle via une CL de Neumann sur l'equation de masse

Parameters:

  • [beta] (type: float) beta coef (default to 1)

production_echelle_temp_taux_diss_turb

Production source term used in the tau and omega equations

Parameters:

  • [alpha_omega] (type: float) Constant for the used model

production_energie_cin_turb

Production source term for the TKE equation


production_hzdr

Additional source terms in the turbulent kinetic energy equation to model the fluctuations induced by bubbles.

Parameters:

  • [constante_gravitation] (type: float) not_set
  • [c_k] (type: float) not_set

rupture_bulles_1groupe

Source term of interfacial area breakup

Parameters:

  • bloc (type: bloc_lecture) should be { }
  • yao_morel (type: string) Yao Morel correlation

rupture_bulles_2groupes

Source term of interfacial area breakup

Parameters:

  • bloc (type: bloc_lecture) hydraulic diameter should be specified
  • smith (type: string) Smith correlation

source_bif

Additional fluctuations induced by the movement of bubbles, only available in PolyMAC_MPFA


source_con_phase_field

Keyword to define the source term of the Cahn-Hilliard equation.

Parameters:

  • [systeme_naire] (type: systeme_naire_deriv — one of: non) not_set
  • temps_d_affichage (type: int) Time during the caracteristics of the problem are shown before calculation.
  • moyenne_de_kappa (type: string) To define how mobility kappa is calculated on faces of the mesh according to cell-centered values (chaine is arithmetique/harmonique/geometrique).
  • multiplicateur_de_kappa (type: float) To define the parameter of the mobility expression when mobility depends on C.
  • couplage_ns_ch (type: string) Evaluating time choosen for the term source calculation into the Navier Stokes equation (chaine is mutilde(n+1/2)/mutilde(n), in order to be conservative, the first choice seems better).
  • implicitation_ch (type: string into ['oui', 'non']) To define if the Cahn-Hilliard will be solved using a implicit algorithm or not.
  • seuil_residu_jfnk (type: float) Convergence threshold (an option of the Newton-Krylov method).
  • dimension_espace_de_krylov (type: int) Vector numbers used in the method (an option of the Newton-Krylov method).
  • nb_iterations_jfnk (type: int) Maximal iteration (an option of the Newton-Krylov method).
  • residu_min_jfnk (type: float) Minimal convergence threshold (an option of the Newton-Krylov method).
  • residu_max_jfnk (type: float) Maximal convergence threshold (an option of the Newton-Krylov method).

source_con_phase_field_binaire_compact_vdf_p0_vdf

Source for phase field

Parameters:

  • Inherited from source_con_phase_field:
  • [systeme_naire] (type: systeme_naire_deriv — one of: non) not_set
  • temps_d_affichage (type: int) Time during the caracteristics of the problem are shown before calculation.
  • moyenne_de_kappa (type: string) To define how mobility kappa is calculated on faces of the mesh according to cell-centered values (chaine is arithmetique/harmonique/geometrique).
  • multiplicateur_de_kappa (type: float) To define the parameter of the mobility expression when mobility depends on C.
  • couplage_ns_ch (type: string) Evaluating time choosen for the term source calculation into the Navier Stokes equation (chaine is mutilde(n+1/2)/mutilde(n), in order to be conservative, the first choice seems better).
  • implicitation_ch (type: string into ['oui', 'non']) To define if the Cahn-Hilliard will be solved using a implicit algorithm or not.
  • seuil_residu_jfnk (type: float) Convergence threshold (an option of the Newton-Krylov method).
  • dimension_espace_de_krylov (type: int) Vector numbers used in the method (an option of the Newton-Krylov method).
  • nb_iterations_jfnk (type: int) Maximal iteration (an option of the Newton-Krylov method).
  • residu_min_jfnk (type: float) Minimal convergence threshold (an option of the Newton-Krylov method).
  • residu_max_jfnk (type: float) Maximal convergence threshold (an option of the Newton-Krylov method).

source_con_phase_field_binaire_vdf_p0_vdf

Source for phase field

Parameters:

  • Inherited from source_con_phase_field:
  • [systeme_naire] (type: systeme_naire_deriv — one of: non) not_set
  • temps_d_affichage (type: int) Time during the caracteristics of the problem are shown before calculation.
  • moyenne_de_kappa (type: string) To define how mobility kappa is calculated on faces of the mesh according to cell-centered values (chaine is arithmetique/harmonique/geometrique).
  • multiplicateur_de_kappa (type: float) To define the parameter of the mobility expression when mobility depends on C.
  • couplage_ns_ch (type: string) Evaluating time choosen for the term source calculation into the Navier Stokes equation (chaine is mutilde(n+1/2)/mutilde(n), in order to be conservative, the first choice seems better).
  • implicitation_ch (type: string into ['oui', 'non']) To define if the Cahn-Hilliard will be solved using a implicit algorithm or not.
  • seuil_residu_jfnk (type: float) Convergence threshold (an option of the Newton-Krylov method).
  • dimension_espace_de_krylov (type: int) Vector numbers used in the method (an option of the Newton-Krylov method).
  • nb_iterations_jfnk (type: int) Maximal iteration (an option of the Newton-Krylov method).
  • residu_min_jfnk (type: float) Minimal convergence threshold (an option of the Newton-Krylov method).
  • residu_max_jfnk (type: float) Maximal convergence threshold (an option of the Newton-Krylov method).

source_con_phase_field_naire_vdf_p0_vdf

Source for phase field

Parameters:

  • Inherited from source_con_phase_field:
  • [systeme_naire] (type: systeme_naire_deriv — one of: non) not_set
  • temps_d_affichage (type: int) Time during the caracteristics of the problem are shown before calculation.
  • moyenne_de_kappa (type: string) To define how mobility kappa is calculated on faces of the mesh according to cell-centered values (chaine is arithmetique/harmonique/geometrique).
  • multiplicateur_de_kappa (type: float) To define the parameter of the mobility expression when mobility depends on C.
  • couplage_ns_ch (type: string) Evaluating time choosen for the term source calculation into the Navier Stokes equation (chaine is mutilde(n+1/2)/mutilde(n), in order to be conservative, the first choice seems better).
  • implicitation_ch (type: string into ['oui', 'non']) To define if the Cahn-Hilliard will be solved using a implicit algorithm or not.
  • seuil_residu_jfnk (type: float) Convergence threshold (an option of the Newton-Krylov method).
  • dimension_espace_de_krylov (type: int) Vector numbers used in the method (an option of the Newton-Krylov method).
  • nb_iterations_jfnk (type: int) Maximal iteration (an option of the Newton-Krylov method).
  • residu_min_jfnk (type: float) Minimal convergence threshold (an option of the Newton-Krylov method).
  • residu_max_jfnk (type: float) Maximal convergence threshold (an option of the Newton-Krylov method).

source_constituant_vortex

Special treatment for the reactor of vortex effect where reagents are injected just below the free surface in the liquid phase

Parameters:

  • rayon_spot (type: float) defines the radius of the concentration spot (tracer) injected in the fluid
  • delta_spot (type: list of float) dimensions of the injection (segment). the syntax is dim val1 val2 [val3]
  • integrale (type: float) the molar flowrate of injection
  • debit (type: float) a normalization of the molar flow rate. Advice: keep this value to 1.
  • senseur_interface (type: bloc_lecture) This is to be defined for the concentration equation of the reagents only and in the bloc of the sources. Here the user defines the position of the reagents injection.

source_dissipation_echelle_temp_taux_diss_turb

Source term which corresponds to the dissipation source term that appears in the transport equation for tau (in the k-tau turbulence model)


source_dissipation_hzdr

Additional source terms in the turbulent dissipation (omega) equation to model the fluctuations induced by bubbles.

Parameters:

  • [constante_gravitation] (type: float) not_set
  • [c_k] (type: float) not_set
  • [c_epsilon] (type: float) not_set

source_flottabilite

Synonyms: flottabilite

  • Defined in: src/TRAD2_generic.xd

buoyancy effect


source_masse_ajoutee

Synonyms: masse_ajoutee

  • Defined in: src/TRAD2_generic.xd

weight added effect


source_qdm_phase_field

Keyword to define the capillary force into the Navier Stokes equation for the Phase Field problem.

Parameters:

  • forme_du_terme_source (type: int) Kind of the source term (1, 2, 3 or 4).

source_rayo_semi_transp

  • Defined in: src/TRAD2_upstream_pending.xd

Semi-transparent radiation source term coupling the radiative-transfer equation back into the energy equation. Takes no parameter; the discretization-specific variant (VDF/VEF) is selected automatically.


source_robin

This source term should be used when a Paroi_decalee_Robin boundary condition is set in a hydraulic equation. The source term will be applied on the N specified boundaries. To post-process the values of tauw, u_tau and Reynolds_tau into the files tauw_robin.dat, reynolds_tau_robin.dat and u_tau_robin.dat, you must add a block Traitement_particulier { canal { } }

Parameters:

  • bords (type: list of Nom_anonyme) Vect of name.

source_robin_scalaire

This source term should be used when a Paroi_decalee_Robin boundary condition is set in a an energy equation. The source term will be applied on the N specified boundaries. The values temp_wall_valueI are the temperature specified on the Ith boundary. The last value dt_impr is a printing period which is mandatory to specify in the data file but has no effect yet.

Parameters:

  • bords (type: list of Deuxmots) List of groups of two words (without curly brackets).

source_trainee

Synonyms: trainee

  • Defined in: src/TRAD2_generic.xd

drag effect


source_transport_eps

Keyword to alter the source term constants for eps in the bicephale k-eps model epsilon transport equation. By default, these constants are set to: C1_eps=1.44 C2_eps=1.92

Parameters:

  • [c1_eps] (type: float) Constant for the epsilon equation (default = 1.44)
  • [c2_eps] (type: float) Constant for the epsilon equation (default = 1.92)

source_transport_k

Keyword to alter the source term constants for k in the bicephale k-eps model epsilon transport equation.


source_transport_k_eps

Keyword to alter the source term constants in the standard k-eps model epsilon transport equation. By default, these constants are set to: C1_eps=1.44 C2_eps=1.92

Parameters:

  • [c1_eps] (type: float) Constant for the epsilon equation (default = 1.44)
  • [c2_eps] (type: float) Constant for the epsilon equation (default = 1.92)

source_transport_k_eps_aniso_concen

Keywords to modify the source term constants in the anisotherm standard k-eps model epsilon transport equation. By default, these constants are set to: C1_eps=1.44 C2_eps=1.92 C3_eps=1.0

Parameters:

  • [c3_eps] (type: float) Constant for the epsilon equation (default = 1.0)
  • Inherited from source_transport_k_eps:
  • [c1_eps] (type: float) Constant for the epsilon equation (default = 1.44)
  • [c2_eps] (type: float) Constant for the epsilon equation (default = 1.92)

source_transport_k_eps_aniso_therm_concen

Keywords to modify the source term constants in the anisotherm standard k-eps model epsilon transport equation. By default, these constants are set to: C1_eps=1.44 C2_eps=1.92 C3_eps=1.0

Parameters:

  • [c3_eps] (type: float) Constant for the epsilon equation (default = 1.0)
  • Inherited from source_transport_k_eps:
  • [c1_eps] (type: float) Constant for the epsilon equation (default = 1.44)
  • [c2_eps] (type: float) Constant for the epsilon equation (default = 1.92)

source_transport_k_eps_anisotherme

Keywords to modify the source term constants in the anisotherm standard k-eps model epsilon transport equation. By default, these constants are set to: C1_eps=1.44 C2_eps=1.92 C3_eps=1.0

Parameters:

  • [c3_eps] (type: float) Constant for the epsilon equation (default = 1.0)
  • Inherited from source_transport_k_eps:
  • [c1_eps] (type: float) Constant for the epsilon equation (default = 1.44)
  • [c2_eps] (type: float) Constant for the epsilon equation (default = 1.92)

source_transport_k_eps_realisable

Keyword to alter the source term constants in the standard k-eps model epsilon transport equation. By default, these constants are set to: C1_eps=1.44 C2_eps=1.92

Parameters:

  • [c2_eps] (type: float) Constant for the epsilon equation (default = 1.92)
  • [interpolation_viscosite_turbulente] (type: int) Method to interpolation the turbulent viscosity (0 for arithmetic, 1 for harmonic, 2 for volume-weighted harmonic, 3 for size-weighted harmonic)
  • [coefficient_limiteur] (type: float) Clipping coefficient, never used (default = 1)

tenseur_reynolds_externe

Use a neural network to estimate the values of the Reynolds tensor. The structure of the neural networks is stored in a file located in the share/reseaux_neurones directory.

Parameters:

  • nom_fichier (type: string) The base name of the file.

terme_dissipation_energie_cinetique_turbulente

Dissipation source term used in the TKE equation

Parameters:

  • [beta_k] (type: float) Constant for the used model