Changeset 8882 for branches/2017/dev_CNRS_2017/DOC/Namelists/namdyn_ldf
- Timestamp:
- 2017-12-01T18:44:09+01:00 (6 years ago)
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branches/2017/dev_CNRS_2017/DOC/Namelists/namdyn_ldf
r6140 r8882 1 1 !----------------------------------------------------------------------- 2 &namdyn_ldf ! lateral diffusion on momentum (default: NO )2 &namdyn_ldf ! lateral diffusion on momentum (default: NO selection) 3 3 !----------------------------------------------------------------------- 4 4 ! ! Type of the operator : 5 ! ! no diffusion: set ln_dynldf_lap=..._blp=F5 ln_dynldf_NONE= .false. ! No operator (i.e. no explicit diffusion) 6 6 ln_dynldf_lap = .false. ! laplacian operator 7 7 ln_dynldf_blp = .false. ! bilaplacian operator … … 19 19 ! ! = 30 F(i,j,k)=c2d*c1d 20 20 ! ! = 31 F(i,j,k)=F(grid spacing and local velocity) 21 ! ! = 32 F(i,j,k)=F(local gridscale and deformation rate) 22 ! Caution in 20 and 30 cases the coefficient have to be given for a 1 degree grid (~111km) 21 23 rn_ahm_0 = 40000. ! horizontal laplacian eddy viscosity [m2/s] 22 24 rn_ahm_b = 0. ! background eddy viscosity for ldf_iso [m2/s] 23 25 rn_bhm_0 = 1.e+12 ! horizontal bilaplacian eddy viscosity [m4/s] 24 ! 25 ! Caution in 20 and 30 cases the coefficient have to be given for a 1 degree grid (~111km) 26 ! ! Smagorinsky settings (nn_ahm_ijk_t = 32) : 27 rn_csmc = 3.5 ! Smagorinsky constant of proportionality 28 rn_minfac = 1.0 ! multiplier of theorectical lower limit 29 rn_maxfac = 1.0 ! multiplier of theorectical upper limit 26 30 /
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