Changeset 8882 for branches/2017/dev_CNRS_2017/DOC/Namelists/namzdf_tke
- Timestamp:
- 2017-12-01T18:44:09+01:00 (6 years ago)
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branches/2017/dev_CNRS_2017/DOC/Namelists/namzdf_tke
r6997 r8882 1 1 !----------------------------------------------------------------------- 2 &namzdf_tke ! turbulent eddy kinetic dependent vertical diffusion ( "key_zdftke")2 &namzdf_tke ! turbulent eddy kinetic dependent vertical diffusion (ln_zdftke =T) 3 3 !----------------------------------------------------------------------- 4 4 rn_ediff = 0.1 ! coef. for vertical eddy coef. (avt=rn_ediff*mxl*sqrt(e) ) … … 8 8 rn_emin0 = 1.e-4 ! surface minimum value of tke [m2/s2] 9 9 rn_bshear = 1.e-20 ! background shear (>0) currently a numerical threshold (do not change it) 10 nn_pdl = 1 ! Prandtl number function of richarson number (=1, avt=pdl(Ri)*avm) or not (=0, avt=avm) 10 11 nn_mxl = 2 ! mixing length: = 0 bounded by the distance to surface and bottom 11 ! = 1 bounded by the local vertical scale factor 12 ! = 2 first vertical derivative of mixing length bounded by 1 13 ! = 3 as =2 with distinct disspipative an mixing length scale 14 nn_pdl = 1 ! Prandtl number function of richarson number (=1, avt=pdl(Ri)*avm) or not (=0, avt=avm) 12 ! ! = 1 bounded by the local vertical scale factor 13 ! ! = 2 first vertical derivative of mixing length bounded by 1 14 ! ! = 3 as =2 with distinct disspipative an mixing length scale 15 15 ln_mxl0 = .true. ! surface mixing length scale = F(wind stress) (T) or not (F) 16 16 rn_mxl0 = 0.04 ! surface buoyancy lenght scale minimum value 17 ln_drg = .false. ! top/bottom friction added as boundary condition of TKE 17 18 ln_lc = .true. ! Langmuir cell parameterisation (Axell 2002) 18 rn_lc = 0.15 ! coef. associated to Langmuir cells 19 nn_etau = 1 ! penetration of tke below the mixed layer (ML) due to near intertial waves 20 ! = 0 no penetration 21 ! = 1 add a tke source below the ML 22 ! = 2 add a tke source just at the base of the ML 23 ! = 3 as = 1 applied on HF part of the stress (ln_cpl=T) 24 rn_efr = 0.05 ! fraction of surface tke value which penetrates below the ML (nn_etau=1 or 2) 25 nn_htau = 1 ! type of exponential decrease of tke penetration below the ML 26 ! = 0 constant 10 m length scale 27 ! = 1 0.5m at the equator to 30m poleward of 40 degrees 19 rn_lc = 0.15 ! coef. associated to Langmuir cells 20 nn_etau = 1 ! penetration of tke below the mixed layer (ML) due to NIWs 21 ! = 0 none ; = 1 add a tke source below the ML 22 ! = 2 add a tke source just at the base of the ML 23 ! = 3 as = 1 applied on HF part of the stress (ln_cpl=T) 24 rn_efr = 0.05 ! fraction of surface tke value which penetrates below the ML (nn_etau=1 or 2) 25 nn_htau = 1 ! type of exponential decrease of tke penetration below the ML 26 ! = 0 constant 10 m length scale 27 ! = 1 0.5m at the equator to 30m poleward of 40 degrees 28 28 /
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