/[MITgcm]/MITgcm/verification/MLAdjust/input.0.smag/data
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revision 1.2 by baylor, Mon May 23 20:22:34 2005 UTC revision 1.3 by baylor, Tue Sep 27 13:51:48 2005 UTC
# Line 4  Line 4 
4  #  #
5  # Continuous equation parameters  # Continuous equation parameters
6   &PARM01   &PARM01
7   viscAr=5.E-3,   viscAr=5.E-5,
8  # This is the minimum viscosity used total=viscah+viscleith  # This is the background viscosity used total=viscah+viscleith
9  # Often U*deltaX/2 for grid noise (Griffies and Hallberg,2000)  # viscAh=1.E2,
10  # viscAh=3.E1,  # viscA4=1.E2,
11    # This is the background viscosity used on vorticity points
12    # viscAhZ=1.E2,
13    # viscA4Z=1.E2,
14    # This is the background viscosity used on divergence points
15    # viscAhD=1.E2,
16    # viscA4D=1.E2,
17    # viscAhd and viscahz are set to viscah if they are unset initially
18    #
19    # This is a maximum gridscale Reynolds number limiter
20    # ViscAhRemax=10,
21    # ViscA4Remax=10,
22    # This is a minimum autoscaling viscosity
23    # ViscAhGridMin=.01,
24    # ViscA4GridMin=.01,
25  # This is the standard Leith Viscosity, prop to grad(curl v_h)  # This is the standard Leith Viscosity, prop to grad(curl v_h)
26  # viscC2leith=5.,   viscC2leith=0.2,
27    # viscC4leith=0.2,
28  # This is an additional Leith Viscosity, prop to grad(div.v_h)  # This is an additional Leith Viscosity, prop to grad(div.v_h)
29  # It traps instabilities that have no signal in grad(curl v_h)  # It traps instabilities that have no signal in grad(curl v_h)
30  # viscC2leithD=5.,   viscC2leithD=0.2,
31  # These are the minimum viscosities used with Smagorinsky  # viscC4leithD=0.2,
 # total=viscastrain+viscsmag, etc.  
  viscAstrain=3.E1,  
  viscAtension=3.E1,  
32  # This is harmonic Smagorinsky Coefficient  # This is harmonic Smagorinsky Coefficient
33  # 0.15=value from 3-d turbulence theory;  # 0.2-0.9=value from 3-d turbulence theory; Smagorinsky (1993)
34  # 3-4=stable oceanic values (Griffies and Hallberg, 2000)  # 2.2-4=stable oceanic values (Griffies and Hallberg, 2000)
35   viscC2Smag=4.,  # 0.7 c2smag is approximately the same as 0.12 c2leith+c2leithd
36    # 1.0 c2smag is approximately the same as 0.25 c2leith+c2leithd
37     viscC2Smag=1.0,
38    # viscC4Smag=1.0,
39  # This is the max Viscosity used, be it Smag or Leith, and it scales  # This is the max Viscosity used, be it Smag or Leith, and it scales
40  # with grid size and timestep  # with grid size and timestep
41  # Often 0.5 for stability (Griffies and Hallberg,2000)   viscAhGridMax=1.0,
42   viscAhGridMax=0.5,  # viscA4GridMax=1.0,
43    # This uses the full grad(vort) and grad(div)
44   useFullLeith=.TRUE.,   useFullLeith=.TRUE.,
45    # This uses the Strain-Tension form for calculating viscous terms
46     useStrainTensionVisc=.FALSE.,
47   no_slip_sides=.FALSE.,   no_slip_sides=.FALSE.,
48   no_slip_bottom=.FALSE.,   no_slip_bottom=.FALSE.,
49   ivdc_kappa=10.,   ivdc_kappa=10.,
# Line 64  Line 82 
82  # Time stepping parameters  # Time stepping parameters
83   &PARM03   &PARM03
84   niter0=0,   niter0=0,
85   endTime=86400.,  #endTime=86400.,
86    #- for testing, only run for 12 iterations:
87     nTimeSteps=12,
88   deltaT=1200.,   deltaT=1200.,
89   abEps=0.01,   abEps=0.01,
90   pchkptFreq=43200.,  #- for testing, reduce amount of output by commenting out output frequencies:
91   taveFreq=7200.,  #pchkptFreq=43200.,
92   dumpFreq=7200.,  #taveFreq=7200.,
93   diagFreq=7200.,  #dumpFreq=7200.,
94    #diagFreq=7200.,
95   monitorFreq=1200.,   monitorFreq=1200.,
96   cadjfreq=0.,   cadjfreq=0.,
97   /   /
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