Changeset 8930 for branches/2017/dev_CNRS_2017/NEMOGCM/CONFIG/SHARED/namelist_ref

Timestamp:

2017-12-06T18:17:10+01:00 (7 years ago)

Author:

acc

Message:

Branch 2017/dev_CNRS_2017. Merge in NOC-originated OSMOSIS additions from dev_r7881_ENHANCE09_RK3. SETTE tested successfully apart from WISOMIP_ST (expected) and WORCA2AGR_ST (which differs only after 115 timesteps and seems to be a local issue)

File:

• branches/2017/dev_CNRS_2017/NEMOGCM/CONFIG/SHARED/namelist_ref (modified) (2 diffs)

branches/2017/dev_CNRS_2017/NEMOGCM/CONFIG/SHARED/namelist_ref

@@ -875 +875 @@
    ln_zdftke   = .false.      !  Turbulent Kinetic Energy closure       (T =>   fill namzdf_tke)
    ln_zdfgls   = .false.      !  Generic Length Scale closure           (T =>   fill namzdf_gls)
+   ln_zdfosm   = .false.      !  OSMOSIS BL closure                     (T =>   fill namzdf_osm)
    !
    !                       ! convection
@@ -957 +958 @@
    nn_stab_func  =     2   !  stability function (0=Galp, 1= KC94, 2=CanutoA, 3=CanutoB)
    nn_clos       =     1   !  predefined closure type (0=MY82, 1=k-eps, 2=k-w, 3=Gen)
+/
+!-----------------------------------------------------------------------
+&namzdf_osm                !   OSM vertical diffusion                   (ln_zdfosm =T)
+!-----------------------------------------------------------------------
+   ln_use_osm_la = .false.      !  Use namelist  rn_osm_la
+   rn_osm_la     = 0.3         !  Turbulent Langmuir number
+   rn_osm_dstokes     = 5.     !  Depth scale of Stokes drift (m)
+   nn_ave = 0                  ! choice of horizontal averaging on avt, avmu, avmv
+   ln_dia_osm = .true.         ! output OSMOSIS-OBL variables
+   rn_osm_hbl0 = 10.           ! initial hbl value
+   ln_kpprimix = .true.        ! Use KPP-style Ri# mixing below BL
+   rn_riinfty  = 0.7           ! Highest local Ri_g permitting shear instability
+   rn_difri  =  0.005          ! max Ri# diffusivity at Ri_g = 0 (m^2/s)
+   ln_convmix  = .true.        ! Use convective instability mixing below BL
+   rn_difconv = 1.             ! diffusivity when unstable below BL  (m2/s)
+   nn_osm_wave = 0             ! Method used to calculate Stokes drift
+                               !  = 2: Use ECMWF wave fields
+                               !  = 1: Pierson Moskowitz wave spectrum
+                               !  = 0: Constant La# = 0.3
 /
 !-----------------------------------------------------------------------