Here are the parameters used to generate sensitivity experiments in Goosse et al., GMD, 2010 and Loutre et al., CP, 2011... or at least what we have in rev. 706 in the EXX!
Variable name | Meaning | Reference value (rev. 706) | Range tested in Goosse and Loutre |
---|---|---|---|
BERING | Scaling factor in the computation of the Bering Strait throughflow | 0.3 | idem |
TXIFCB | Coriolis term in the equation of motion computed in an implicit (=1) or semi-implicit way (=0.5) for the barotropic mode | 1. | 0.5 or 1 |
TXIFCU | Coriolis term in the equation of motion computed in an implicit (=1) or semi-implicit way (=0.5) for the baroclinic mode | 1. | 0.5 or 1 |
AVKB | Minimum vertical diffusivity for scalars | 1.5E-5 | 1.E-5 to 2.5E-5 |
AI | Coefficient of isopycnal diffusion | 300 | 200 or 300 |
AITD | Gent-McWilliams thickness diffusion coefficient | 300 | 200 or 300 |
VCOR | Conservation (1) or not (0) of the volume of the ocean, whatever the freshwater forcing applied | 1 | idem |
AMPWIR | Scaling coefficient in the longwave radiative scheme | 1. | 1. to 1.3 |
AMPEQIR | Scaling coefficient in the longwave radiative scheme at the equator (irn=9 to 14) | 1.8 | 1.5 or 1.8 |
AMPANIR | As AMPEQIR but for the Antarctic (irn=23) | 0.5 | 0.7 to 0.9 |
AMPANIR2 | As AMPEQIR but for the Antarctic (irn=1,2,3) | 0.5 | 0.5 to 1.0 |
EXPIR | Exponent in the longwave radiative scheme | 0.40 | 0.33 to 0.5 |
HPROFTROP | Scaling factor to update total precipitable water below 500 mb | 1.25 | 1. to 1.35 |
HPROFEQ | Same as HPROFTROP but for the equator (irn=11 to 12) | 1.02 | 1. to 1.1 |
HPROFW | Same as HPROFTROP but for North high latitudes (irn=19 to 22) and mountains (irn=24 to 27) and South high latitudes (irn=4) | 0.85 | 0.85 to 1.1 |
HPROFAN | Same as HPROFTROP but for Antarctica (irn=23) | 0.75 | or 1.0 for all Exx.neq.E00 |
HPROFAN2 | Same as HPROFTROP but for South high latitudes (irn=1 to 3) | 0.75 | or 1.0 for all Exx.neq.E00 |
CWDRAG | Drag coefficient to compute wind stress | 2.10E-3 | idem |
RRDEF1 | Relative Rossby radii of deformation, applied in the Rayleigh damping term of the equation of the quasi-geostrophic potential vorticity in the 300–500 hPa layer | 0.131 | 0.12 to 0.131 |
RRDEF2 | Relative Rossby radii of deformation, applied in the Rayleigh damping term of the equation of the quasi-geostrophic potential vorticity in the 500–800 hPa layer | 0.071 | 0.67 to 0.71 |
CORan | Reduction of precipitation in the Atlantic (North) | -0.085d0 | 0 to -0.085 (CORan=CORas) |
CORas | Reduction of precipitation in the Atlantic (South) | -0.085d0 | 0 to -0.085 (CORan=CORas) |
ALBOCEF | Albedo of the open ocean modificator (albocef x albsea) | 0.95 | 0.9 to 1.05 |
ALBIN | sea ice: Albedo of melting ice | 0.44 | 0.42 to 0.44 (ALBIN=ALBIS=ALBICE) |
ALBIS | sea ice: Albedo of melting ice | 0.44 | 0.42 to 0.44 (ALBIN=ALBIS=ALBICE) |
ALBICE | sea ice: Albedo of melting ice | 0.44 | 0.42 to 0.44 (ALBIN=ALBIS=ALBICE) Only this one is used in the code |
ALPHD | sea ice: Albedo of snow | 0.72 | 0.7 to 0.72 |
ALPHDI | sea ice: Albedo of ice | 0.62 | 0.6 to 0.62 |
ALPHS | sea ice: Albedo of melting snow | 0.53 | 0.51 to 0.53 |
CGREN | Increase in snow/ice albedo for cloudy conditions | 0.04 | idem |
BUP | ??? some kind of SW emission ??? | 0.13 | idem |
Last modified 4 years ago
Last modified on 05/23/17 10:08:35