- Timestamp:
- 2018-11-16T16:13:30+01:00 (5 years ago)
- Location:
- NEMO/branches/UKMO/dev_r9950_GO6_mixing/doc
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- 2 edited
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NEMO/branches/UKMO/dev_r9950_GO6_mixing/doc
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NEMO/branches/UKMO/dev_r9950_GO6_mixing/doc/namelists/namtra_ldf
r9355 r10323 3 3 !----------------------------------------------------------------------- 4 4 ! ! Operator type: 5 ln_traldf_ NONE = .false.! No explicit diffusion6 ln_traldf_lap = .false.! laplacian operator7 ln_traldf_blp = .false.! bilaplacian operator5 ln_traldf_OFF = .false. ! No explicit diffusion 6 ln_traldf_lap = .false. ! laplacian operator 7 ln_traldf_blp = .false. ! bilaplacian operator 8 8 ! 9 9 ! ! Direction of action: 10 ln_traldf_lev = .false.! iso-level11 ln_traldf_hor = .false. ! horizontal(geopotential)12 ln_traldf_iso = .false.! iso-neutral (standard operator)13 ln_traldf_triad = .false.! iso-neutral (triad operator)10 ln_traldf_lev = .false. ! iso-level 11 ln_traldf_hor = .false. ! horizontal (geopotential) 12 ln_traldf_iso = .false. ! iso-neutral (standard operator) 13 ln_traldf_triad = .false. ! iso-neutral (triad operator) 14 14 ! 15 15 ! ! iso-neutral options: 16 ln_traldf_msc = .false. ! Method of Stabilizing Correction(both operators)17 rn_slpmax = 0.01 ! slope limit(both operators)18 ln_triad_iso = .false.! pure horizontal mixing in ML (triad only)19 rn_sw_triad = 1! =1 switching triad ; =0 all 4 triads used (triad only)20 ln_botmix_triad = .false.! lateral mixing on bottom (triad only)16 ln_traldf_msc = .false. ! Method of Stabilizing Correction (both operators) 17 rn_slpmax = 0.01 ! slope limit (both operators) 18 ln_triad_iso = .false. ! pure horizontal mixing in ML (triad only) 19 rn_sw_triad = 1 ! =1 switching triad ; =0 all 4 triads used (triad only) 20 ln_botmix_triad = .false. ! lateral mixing on bottom (triad only) 21 21 ! 22 22 ! ! Coefficients: 23 nn_aht_ijk_t = 0 ! space/time variation of eddy coef 24 ! ! =-20 (=-30) read in eddy_diffusivity_2D.nc (..._3D.nc) file 25 ! ! = 0 constant 26 ! ! = 10 F(k) =ldf_c1d 27 ! ! = 20 F(i,j) =ldf_c2d 28 ! ! = 21 F(i,j,t) =Treguier et al. JPO 1997 formulation 29 ! ! = 30 F(i,j,k) =ldf_c2d * ldf_c1d 30 ! ! = 31 F(i,j,k,t)=F(local velocity and grid-spacing) 31 rn_aht_0 = 2000. ! lateral eddy diffusivity (lap. operator) [m2/s] 32 rn_bht_0 = 1.e+12 ! lateral eddy diffusivity (bilap. operator) [m4/s] 23 nn_aht_ijk_t = 0 ! space/time variation of eddy coefficient: 24 ! ! =-20 (=-30) read in eddy_diffusivity_2D.nc (..._3D.nc) file 25 ! ! = 0 constant 26 ! ! = 10 F(k) =ldf_c1d 27 ! ! = 20 F(i,j) =ldf_c2d 28 ! ! = 21 F(i,j,t) =Treguier et al. JPO 1997 formulation 29 ! ! = 30 F(i,j,k) =ldf_c2d * ldf_c1d 30 ! ! = 31 F(i,j,k,t)=F(local velocity and grid-spacing) 31 ! ! time invariant coefficients: aht0 = 1/2 Ud*Ld (lap case) 32 ! ! or = 1/12 Ud*Ld^3 (blp case) 33 rn_Ud = 0.01 ! lateral diffusive velocity [m/s] (nn_aht_ijk_t= 0, 10, 20, 30) 34 rn_Ld = 200.e+3 ! lateral diffusive length [m] (nn_aht_ijk_t= 0, 10) 33 35 /
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