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Quantity

Unit

Location

Cell method

Symbol

Standard Name

Descripton

morphologic grid

 

D

 

 

 

 

hydrodynamic grid

 

Z (1)

 

 

 

 

domain decomposition boundaries

 

UV

 

 

 

 

open boundaries

 

UV

 

 

 

 

closed boundaries

 

UV

 

 

 

 

thin dams

 

UV

 

 

 

 

temporarily inactive water level points

 

Z

 

 

 

 

temporarily inactive velocity points

 

UV

 

 

 

Quantity

Unit

Location

Cell method

Symbol

Standard Name

 

air temperature

°C

Z

 

 

air_temperature

 

cloud coverage

% 1

Z

 

 

cloud_area_fraction

 

relative air humidity

% 1

Z

 

 

relative_humidity

 

wind speed

m/s

Z

 

 

wind_speed

 

wave height

m

Z

 

 

wave_height

 

wave vector

m

Z

 

 

 

 

orbital velocity amplitude

m/s

Z

 

 

 

 

wave period

s

Z

 

 

 

 

wave length

m

Z

 

 

 

 

short-wave energy

J/m^2

Z

 

 

 

 

roller energy

J/m^2

Z

 

 

 

 

transport velocity of roller energy

m/s

Z (UV)

 

 

 

 

transport velocity of wave energy

m/s

Z (UV)

 

 

 

 

wave force

N/m^2

Z (UV)

 

 

 

 

roller force

N/m^2

Z (UV)

 

 

 

 

water level (when dry: bed level)

m

Z

 

 

sea_surface_elevation

 

water level

m

Z

 

 

 

 

water depth

m

Z

 

 

depth

 

depth averaged velocity

m/s

Z (UV)

 

 

sea_water_x_velocity?

 

horizontal velocity

m/s

Z (UV), c

 

 

 

 

velocity

m/s

Z (UV), c

 

 

upward_sea_water_velocity

 

vertical velocity

m/s

Z, c

 

 

 

 

velocity in depth averaged flow direction

m/s

Z (UV), c

 

 

 

 

velocity normal to depth averaged flow direction

m/s

Z (UV), c

 

 

 

 

filtered depth averaged velocity

m/s

Z (UV), c

 

 

 

 

d.a. velocity fluctuations

m/s

Z (UV), c

 

 

 

 

froude number

Z

 

 

 

 

head

m

Z

 

 

sea_water_density

 

density

kg/m^3

Z, c

 

 

 

sea_water_density  

non-hydrostatic pressure

Pa

Z, c

 

 

 

 

constituents(2)

(2)

Z, c

 

 

 

 

constituents flux(2)

(2)*m^3/s

Z (UV), c

 

 

 

 

constituents cumulative flux(2)

(2)*m^3

Z (UV), c

 

 

 

 

turbulent quantities(2)

(2)

Z, i

 

 

 

 

vertical eddy viscosity

m^2/s

Z, i

 

 

 

 

vertical eddy diffusivity

m^2/s

Z, i

 

 

 

 

horizontal viscosity

m^2/s

Z,i

 

 

 

 

Richardson number

Z, i

 

 

 

 

vorticity

1/s

D, c

 

 

 

 

enstrophy

1/s^2

D, c

 

 

 

 

characteristic velocity

m/s

Z

 

 

 

 

characteristic velocity magnitude

m/s

Z

 

 

 

 

height above bed for characteristic velocity

m

Z

 

 

 

 

bed shear velocity magnitude

m/s

Z

 

 

 

 

settling velocity

m/s

Z, i

 

 

 

 

equilibrium concentration

kg/m^3

Z, c

 

 

 

 

bed load transport due to currents (zeta point)

(4)

Z

 

 

 

 

bed load transport due to currents

(4)

Z (UV)

 

 

 

 

bed load transport due to waves (zeta point)

(4)

Z

 

 

 

 

bed load transport due to waves

(4)

Z (UV)

 

 

 

 

suspended load transport due to waves (zeta point)

(4)

Z

 

 

 

 

suspended load transport due to waves

(4)

Z (UV)

 

 

 

 

bed load transport

(4)

Z (UV)

 

 

 

 

d.a. suspended transport

(4)

Z (UV)

 

 

 

 

total transport

(4)

Z (UV)

 

 

 

 

mean bed load transport

(4)

Z (UV)

 

 

 

 

mean d.a. suspended transport

(4)

Z (UV)

 

 

 

 

mean total transport

(4)

Z (UV)

 

 

 

 

concentration

kg/m^3

Z,c(gensig)

 

 

 

 

settling velocity

m/s

Z,i(gensig)

 

 

 

 

bed shear stress

N/m^2

Z (UV)

 

 

 

 

maximum bed shear stress

N/m^2

Z

 

 

 

 

excess bed shear ratio

Z

 

 

 

 

initial bed level

m

D (2)i

 

 

bedrock_altitude?

 

bed level in water level points

m

Z(2)i

 

 

 

 

bed slope

Z (UV)

 

 

 

 

cum. erosion/sedimentation

m

Z(2)i

 

 

 

 

morphological acceleration factor

 

 

 

 

available mass of sediment

kg/m^2

Z

 

 

 

 

sediment fraction in top layer

Z

 

 

 

 

mud fraction in top layer

Z

 

 

 

 

sediment fraction

Z, c (bed)

 

 

 

 

cumulative mass error

m

Z

 

 

 

 

arithmic mean sediment diameter

m

Z

 

 

 

 

geometric mean sediment diameter

m

Z

 

 

 

 

hiding and exposure

Z

 

 

 

 

reduction factor due to limited sediment thickness

Z

 

 

 

 

other fields

(5)

Z(4)

 

 

 

 

  1. In the current version of the program, the hydrodynamic grid connects the 3D coördinates of the cell centres of the computation grid points. This may change in a future release to represent the bounding boxes of the grid cells.
  2. These fields are expanded depending on the contents of the data file. Units: temperature in °C, salinity in ppt, secondary flow in m/s, sediment concentrations in kg/m$^3$, turbulent kinetic energy in m$^2$/s$^2$, energy dissipation in m$^2$/s$^3$. The user defined tracer concentrations are in unknown units.
  3. These locations are only valid if the correct drying/flooding setting is selected in the file options dialog.
  4. Units depend on the model input. By default the units are m$^3$/sm where the volume represents m$^3$ stone. It can also be switched to m$^3$/sm where the volume represents m$^3$ bed volume, or kg/sm.
  5. New 2D and 3D fields of the same dimension as the grid are automatically detected. They are assumed to be located at water level points.

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