Dear All.

 

I would like to store heat flux data (a vector quantity) in a CF compliant way. 

I am only interested in the component which is due to advection by the 

current velocity. 

 

I do suggest adding the following four standard names to the list of valid 
standard names.

 

1.) x_heat_flux_in_sea_water_due_to_advection [W m-2]

 

    "x" indicates a vector component along the grid x-axis, when this is not 
    true longitude, positive with increasing x. The specification of a physical 
    process by the phrase due_to_process means that the quantity named is a 
    single term in a sum of terms which together compose the general quantity 
    named by omitting the phrase. In accordance with common usage in 

    geophysical disciplines, "flux" implies per unit area, called 

    "flux density" in physics.

 

2.) y_heat_flux_in_sea_water_due_to_advection [W m-2]

 

    "y" indicates a vector component along the grid y-axis, when this is not 

    true longitude, positive with increasing y. The specification of a physical 

    process by the phrase due_to_process means that the quantity named is a 

    single term in a sum of terms which together compose the general quantity 

    named by omitting the phrase. In accordance with common usage in 
geophysical 

    disciplines, "flux" implies per unit area, called "flux density" in physics.

 

3.) upward_heat_flux_in_sea_water_due_to_convection [W m-2]

 

    "Upward" indicates a vector component which is positive when directed 
upward 

    (negative downward). The specification of a physical process by the phrase 

     due_to_process means that the quantity named is a single term in a sum of 

     terms which together compose the general quantity named by omitting the 
phrase. 

     In accordance with common usage in geophysical disciplines, "flux" implies 
per 

     unit area, called "flux density" in physics.

 

4.) magnitude_of_heat_flux_in_sea_water_due_to_advection [W m-2]

 

    "magnitude_of_X" means magnitude of a vector X. The specification of a 
physical 

    process by the phrase due_to_process means that the quantity named is a 
single 

    term in a sum of terms which together compose the general quantity named by 

    omitting the phrase. In accordance with common usage in geophysical 
disciplines, 

    "flux" implies per unit area, called "flux density" in physics.

 

Because it is the first time that I do suggest new standard names I would like 
to know:

 

a) Are the names consistent with the "Guidelines for Construction of CF 
Standard Names"?

   I have the impression that "x_" and "y_" occur sometimes somewhere in the

   middle of the standard name expression 

 

b) Are there already alternative names available which I may have overlooked?

 

c) In case the suggestions are ok, how long will it take until the the new 
names 

   are "officially" available?

 

Thank you.

 

Best regards,

 

Günther Lang

Bundesanstalt für Wasserbau

Abteilung Wasserbau im Küstenbereich

Referat Ästuarsysteme II (K3)

Wedeler Landstraße 157

22559 Hamburg, Germany

phone +49 40 81908 360

mail  [email protected]

WWW   http://www.baw.de/de/wasserbau/index.html 

 

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