Changeset 3893 for branches/2013/dev_r3858_CNRS3_Ediag/NEMOGCM/CONFIG

Timestamp:

2013-04-24T16:00:59+02:00 (11 years ago)

Author:

gm

Message:

dev_r3858_CNRS3_Ediag: #927 keep only Vallis and UNESCO eos introduce alpha beta and their primitive

File:

• branches/2013/dev_r3858_CNRS3_Ediag/NEMOGCM/CONFIG/ORCA2_LIM/EXP00/namelist (modified) (1 diff)

branches/2013/dev_r3858_CNRS3_Ediag/NEMOGCM/CONFIG/ORCA2_LIM/EXP00/namelist

@@ -564 +564 @@
 &nameos        !   ocean physical parameters
 !-----------------------------------------------------------------------
-   nn_eos      =   0       !  type of equation of state and Brunt-Vaisala frequency
-                           !     = 0, UNESCO (formulation of Jackett and McDougall (1994) and of McDougall (1987) )
-                           !     = 1, linear: rho(T)   = rau0 * ( 1.028 - ralpha * T )
-                           !     = 2, linear: rho(T,S) = rau0 * ( rbeta * S - ralpha * T )
-   rn_alpha    =   2.0e-4  !  thermal expension coefficient (nn_eos= 1 or 2)
-   rn_beta     =   7.7e-4  !  saline  expension coefficient (nn_eos= 2)
+   nn_eos      =  0        !  type of equation of state and Brunt-Vaisala frequency
+                           !     =-1, UNESCO (formulation of Jackett and McDougall (1995) )
+                           !     = 0, UNESCO (modified formulation of Jackett and McDougall (1994) and of McDougall (1987) )
+                           !     = 1, simplified eos (based on Vallis, 2006): 
+                           !             prd(T,S,z)  =  - rn_alpha * (1+rn_cabbel*(T-rn_temp0)+rn_thermo*z) * (T-rn_temp0) 
+                           !                            + rn_beta  * (S-rn_salt0) 
+                           !                            + rn_gamma * z
+   rn_alph0    =   2.0e-4  !  thermal expension coefficient (nn_eos= 1)
+   rn_beta0    =   7.7e-4  !  saline  expension coefficient (nn_eos= 1)
+   rn_gamm0    =   4.39e-6 !  depth expansion coeff. (=0 for linear eos)
+   rn_cabbel   =   2.5e-2  !  cabbeling coeff. (=0 for linear eos)
+   rn_thermo   =   1.1e-4  !  thermobaric coeff. (=0 for linear eos)
 /
 !-----------------------------------------------------------------------