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1.8.16
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MOM6
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This control structure holds the parameters that regulate shear mixing.
Definition at line 35 of file MOM_kappa_shear.F90.
Public variables and constants | |
| real | rino_crit |
| The critical shear Richardson number for shear-entrainment [nondim]. The theoretical value is 0.25. The values found by Jackson et al. are 0.25-0.35. More... | |
| real | shearmix_rate |
| A nondimensional rate scale for shear-driven entrainment [nondim]. The value given by Jackson et al. is 0.085-0.089. More... | |
| real | fri_curvature |
| A constant giving the curvature of the function of the Richardson number that relates shear to sources in the kappa equation [nondim]. The values found by Jackson et al. are -0.97 - -0.89. More... | |
| real | c_n |
| The coefficient for the decay of TKE due to stratification (i.e. proportional to N*tke) [nondim]. The values found by Jackson et al. are 0.24-0.28. More... | |
| real | c_s |
| The coefficient for the decay of TKE due to shear (i.e. proportional to |S|*tke) [nondim]. The values found by Jackson et al. are 0.14-0.12. More... | |
| real | lambda |
| The coefficient for the buoyancy length scale in the kappa equation [nondim]. The values found by Jackson et al. are 0.82-0.81. More... | |
| real | lambda2_n_s |
| The square of the ratio of the coefficients of the buoyancy and shear scales in the diffusivity equation, 0 to eliminate the shear scale [nondim]. More... | |
| real | tke_bg |
| The background level of TKE [Z2 T-2 ~> m2 s-2]. More... | |
| real | kappa_0 |
| The background diapycnal diffusivity [Z2 T-1 ~> m2 s-1]. More... | |
| real | kappa_trunc |
| Diffusivities smaller than this are rounded to 0 [Z2 T-1 ~> m2 s-1]. More... | |
| real | kappa_tol_err |
| The fractional error in kappa that is tolerated [nondim]. More... | |
| real | prandtl_turb |
| Prandtl number used to convert Kd_shear into viscosity [nondim]. More... | |
| integer | nkml |
| The number of layers in the mixed layer, as treated in this routine. If the pieces of the mixed layer are not to be treated collectively, nkml is set to 1. More... | |
| integer | max_rino_it |
| The maximum number of iterations that may be used to estimate the instantaneous shear-driven mixing. More... | |
| integer | max_ks_it |
| The maximum number of iterations that may be used to estimate the time-averaged diffusivity. More... | |
| logical | dkdq_iteration_bug |
| If true. use an older, dimensionally inconsistent estimate of the derivative of diffusivity with energy in the Newton's method iteration. The bug causes undercorrections when dz > 1m. More... | |
| logical | ks_at_vertex |
| If true, do the calculations of the shear-driven mixing at the cell vertices (i.e., the vorticity points). More... | |
| logical | eliminate_massless |
| If true, massless layers are merged with neighboring massive layers in this calculation. More... | |
| real | vel_underflow |
| Velocity components smaller than vel_underflow are set to 0 [L T-1 ~> m s-1]. More... | |
| logical | debug = .false. |
| If true, write verbose debugging messages. More... | |
| type(diag_ctrl), pointer | diag => NULL() |
| A structure that is used to regulate the timing of diagnostic output. More... | |
| integer | id_kd_shear = -1 |
| Diagnostic IDs. More... | |
| integer | id_tke = -1 |
| Diagnostic IDs. More... | |
| integer | id_ild2 = -1 |
| Diagnostic IDs. More... | |
| integer | id_dz_int = -1 |
| Diagnostic IDs. More... | |
| real mom_kappa_shear::kappa_shear_cs::c_n |
The coefficient for the decay of TKE due to stratification (i.e. proportional to N*tke) [nondim]. The values found by Jackson et al. are 0.24-0.28.
Definition at line 46 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::c_s |
The coefficient for the decay of TKE due to shear (i.e. proportional to |S|*tke) [nondim]. The values found by Jackson et al. are 0.14-0.12.
Definition at line 49 of file MOM_kappa_shear.F90.
| logical mom_kappa_shear::kappa_shear_cs::debug = .false. |
If true, write verbose debugging messages.
Definition at line 83 of file MOM_kappa_shear.F90.
| type(diag_ctrl), pointer mom_kappa_shear::kappa_shear_cs::diag => NULL() |
A structure that is used to regulate the timing of diagnostic output.
Definition at line 84 of file MOM_kappa_shear.F90.
| logical mom_kappa_shear::kappa_shear_cs::dkdq_iteration_bug |
If true. use an older, dimensionally inconsistent estimate of the derivative of diffusivity with energy in the Newton's method iteration. The bug causes undercorrections when dz > 1m.
Definition at line 71 of file MOM_kappa_shear.F90.
| logical mom_kappa_shear::kappa_shear_cs::eliminate_massless |
If true, massless layers are merged with neighboring massive layers in this calculation.
Definition at line 76 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::fri_curvature |
A constant giving the curvature of the function of the Richardson number that relates shear to sources in the kappa equation [nondim]. The values found by Jackson et al. are -0.97 - -0.89.
Definition at line 42 of file MOM_kappa_shear.F90.
| integer mom_kappa_shear::kappa_shear_cs::id_dz_int = -1 |
Diagnostic IDs.
Definition at line 87 of file MOM_kappa_shear.F90.
| integer mom_kappa_shear::kappa_shear_cs::id_ild2 = -1 |
Diagnostic IDs.
Definition at line 87 of file MOM_kappa_shear.F90.
| integer mom_kappa_shear::kappa_shear_cs::id_kd_shear = -1 |
Diagnostic IDs.
Definition at line 87 of file MOM_kappa_shear.F90.
| integer mom_kappa_shear::kappa_shear_cs::id_tke = -1 |
Diagnostic IDs.
Definition at line 87 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::kappa_0 |
The background diapycnal diffusivity [Z2 T-1 ~> m2 s-1].
Definition at line 59 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::kappa_tol_err |
The fractional error in kappa that is tolerated [nondim].
Definition at line 61 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::kappa_trunc |
Diffusivities smaller than this are rounded to 0 [Z2 T-1 ~> m2 s-1].
Definition at line 60 of file MOM_kappa_shear.F90.
| logical mom_kappa_shear::kappa_shear_cs::ks_at_vertex |
If true, do the calculations of the shear-driven mixing at the cell vertices (i.e., the vorticity points).
Definition at line 74 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::lambda |
The coefficient for the buoyancy length scale in the kappa equation [nondim]. The values found by Jackson et al. are 0.82-0.81.
Definition at line 52 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::lambda2_n_s |
The square of the ratio of the coefficients of the buoyancy and shear scales in the diffusivity equation, 0 to eliminate the shear scale [nondim].
Definition at line 55 of file MOM_kappa_shear.F90.
| integer mom_kappa_shear::kappa_shear_cs::max_ks_it |
The maximum number of iterations that may be used to estimate the time-averaged diffusivity.
Definition at line 69 of file MOM_kappa_shear.F90.
| integer mom_kappa_shear::kappa_shear_cs::max_rino_it |
The maximum number of iterations that may be used to estimate the instantaneous shear-driven mixing.
Definition at line 67 of file MOM_kappa_shear.F90.
| integer mom_kappa_shear::kappa_shear_cs::nkml |
The number of layers in the mixed layer, as treated in this routine. If the pieces of the mixed layer are not to be treated collectively, nkml is set to 1.
Definition at line 63 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::prandtl_turb |
Prandtl number used to convert Kd_shear into viscosity [nondim].
Definition at line 62 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::rino_crit |
The critical shear Richardson number for shear-entrainment [nondim]. The theoretical value is 0.25. The values found by Jackson et al. are 0.25-0.35.
Definition at line 36 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::shearmix_rate |
A nondimensional rate scale for shear-driven entrainment [nondim]. The value given by Jackson et al. is 0.085-0.089.
Definition at line 39 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::tke_bg |
The background level of TKE [Z2 T-2 ~> m2 s-2].
Definition at line 58 of file MOM_kappa_shear.F90.
| real mom_kappa_shear::kappa_shear_cs::vel_underflow |
Velocity components smaller than vel_underflow are set to 0 [L T-1 ~> m s-1].
Definition at line 79 of file MOM_kappa_shear.F90.
1.8.16