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Norwegian Meteorological Institute met.no
R&D, Section OceanographyNorwegian Meteorological Institute
met.no
Spinning up on HYCOM at met.no: Early results with a
hybrid-coordinate ocean model
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
^
^Layer 1 target density ~ 1
Assume 1 < 1
Isopycnic interface adjustment:
Hybrid coordinates
Hybrid coordinate adjustment:
/z-levels:sigma = D / Nsigma
n = max[min,min(n,sigma)]
~
1
0
p0
p1
p2
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
Balticinflow
Atlanticinflow
Bottom topography
outflow
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
sponge
climatology weak A. inflow
strong A. inflow
weak A.+B. inflow
strong A.+B. inflow
Density cross-section (January)
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
climatology weak A. inflow weak A.+B. inflow
sponge strong A. inflow strong A.+B. inflow
Salinity, layer 1
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
Density, layer 3 (target: 1.8)climatology
sponge
weak A. inflow
strong A. inflow
weak A.+B. inflow
strong A.+B. inflow
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
climatology weak A. inflow weak A.+B. inflow
sponge strong A. inflow strong A.+B. inflow
Thickness, layer 3
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
Density, layer 5 (target: 2.5)
climatology weak A. inflow weak A.+B. inflow
sponge strong A. inflow strong A.+B. inflow
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
climatology weak A. inflow weak A.+B. inflow
sponge strong A. inflow strong A.+B. inflow
Thickness, layer 5
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
Density: Climatology (top) vs.weak A. inflow (bottom)
2 543 6
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
Layer thickness: Climatology (top)
vs. weak A. inflow (bottom)
2 543 6
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
Density: Climatology (top) vs.strong A.+B. inflow (bottom)
2 543 6
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
2 543 6
Layer thickness: Climatology (top) vs.strong A.+B. inflow (bottom)
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
climatology weak A. inflow, low res.
Density cross-section (January)
weak A. inflow, high res.
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
climatology
Salinity, layer 1weak A. inflow, low res.
weak A. inflow, high res.
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
Density: Climatology (top) vs.weak A. inflow, high res. (bottom)
2 543 6
Density: Weak A. inflow,high res. (top) vs. low res. (bottom)
Norwegian Meteorological Institute met.no
R&D, Section Oceanography
Layer thickness: Weak A. inflow,high res. (top) vs. low res. (bottom)
2 543 6
Layer thickness: Climatology (top) vs.weak A. inflow, high res. (bottom)