source:
branches/2013/dev_LOCEAN_2013/DOC/TexFiles/Namelist/namdyn_ldf
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7080
Last change on this file since 7080 was 4147, checked in by cetlod, 11 years ago | |
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File size: 1.4 KB |
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[2282] | 1 | !----------------------------------------------------------------------- |
2 | &namdyn_ldf ! lateral diffusion on momentum | |
3 | !----------------------------------------------------------------------- | |
[4147] | 4 | ! ! Type of the operator : |
5 | ln_dynldf_lap = .true. ! laplacian operator | |
6 | ln_dynldf_bilap = .false. ! bilaplacian operator | |
7 | ! ! Direction of action : | |
8 | ln_dynldf_level = .false. ! iso-level | |
[2282] | 9 | ln_dynldf_hor = .true. ! horizontal (geopotential) (require "key_ldfslp" in s-coord.) |
10 | ln_dynldf_iso = .false. ! iso-neutral (require "key_ldfslp") | |
[2540] | 11 | ! ! Coefficient |
12 | rn_ahm_0_lap = 40000. ! horizontal laplacian eddy viscosity [m2/s] | |
[2282] | 13 | rn_ahmb_0 = 0. ! background eddy viscosity for ldf_iso [m2/s] |
[4147] | 14 | rn_ahm_0_blp = 0. ! horizontal bilaplacian eddy viscosity [m4/s] |
15 | rn_cmsmag_1 = 3. ! constant in laplacian Smagorinsky viscosity | |
16 | rn_cmsmag_2 = 3 ! constant in bilaplacian Smagorinsky viscosity | |
17 | rn_cmsh = 1. ! 1 or 0 , if 0 -use only shear for Smagorinsky viscosity | |
18 | rn_ahm_m_blp = -1.e12 ! upper limit for bilap abs(ahm) < min( dx^4/128rdt, rn_ahm_m_blp) | |
19 | rn_ahm_m_lap = 40000. ! upper limit for lap ahm < min(dx^2/16rdt, rn_ahm_m_lap) | |
[2540] | 20 | / |
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