Changes between Version 90 and Version 91 of doc/app/runtime_parameters


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Timestamp:
Sep 14, 2010 2:01:46 PM (15 years ago)
Author:
weinreis
Comment:

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  • doc/app/runtime_parameters

    v90 v91  
    428428The file contains the following timeseries quantities (the first column gives the name of the quantities as used in the netCDF file):\\\\
    429429||='''Quantity name''' =||='''Meaning''' =||='''Unit''' =||
    430 ||E ||Total (resolved and subgrid-scale) kinetic energy of the flow ||m^2^/s^2^ (normalized with respect to the total number of grid points) ||
    431 ||E* ||Resolved-scale kinetic energy of the flow ||m^2^/s^2^ (normalized with respect to the total number of grid points) ||
    432 dt
    433         Time step size (in s).
    434 u*      Friction velocity (in m/s) (horizontal average).
    435 w*      Vertical velocity scale of the CBL (in m/s) (horizontal average)
    436 th*     Temperature scale (Prandtl layer), defined as w"pt"0 / u* (horizontal average) (in K).
    437 umax
    438         Maximum u-component of the velocity (in m/s).
    439 vmax
    440         Maximum v-component of the velocity (in m/s).
    441 wmax
    442         Maximum w-component of the velocity (in m/s).
    443 div_old
    444         Divergence of the velocity field before the pressure solver has been called (normalized with respect to the total number of grid points) (in 1/s).
    445 div_new         Divergence of the velocity field after the pressure solver has been called (normalized with respect to the total number of grid points) (in 1/s).
    446 z_i_wpt         Height of the convective boundary layer (horizontal average) determined by the height of the minimum sensible heat flux (in m).
    447 z_i_pt  Height of the convective boundary layer (horizontal average) determined by the temperature profile, following the criterion of Sullivan et al. (1998) (in m).
    448 w"pt"0  Subgrid-scale sensible heat flux at k=0 (horizontal average), constant within Prandtl-layer (in K m/s).
    449 w"pt"   Subgrid-scale heat flux (horizontal average) for z = zw(1) (in K m/s).
    450 wpt     Total heat flux (horizontal average) for z = zw(1) (in K m/s).
    451 w"u"0   Subgrid-scale momentum flux (u-component) at k=0 (horizontal average), constant within Prandtl-layer (in m2/s2).
    452 w"v"0   Subgrid-scale momentum flux (v-component) at k=0 (horizontal average), constant within Prandtl-layer (in m2/s2).
    453 w"q"0   Subgrid-scale humidity flux at k=0 (horizontal average), constant within Prandtl-layer (in kg/kg m/s). Zero values are output if humidity is not used.
    454 pt(0)   Potential temperature at the surface (horizontal average) (in K).
    455 pt(zp)  Potential temperature for z = zu(1) (horizontal average) (in K).
    456 L       Monin-Obukhov length.
     430||E ||Total (resolved and subgrid-scale) kinetic energy of the flow (normalized with respect to the total number of grid points) ||m^2^/s^2^ ||
     431||E* ||Resolved-scale kinetic energy of the flow (normalized with respect to the total number of grid points) ||m^2^/s^2^ ||
     432||dt ||Time step size ||s ||
     433||u* ||Friction velocity (horizontal average) ||m/s ||
     434||w* ||Vertical velocity scale of the CBL (horizontal average) ||m/s ||
     435||th* ||Temperature scale (Prandtl layer), defined as w"pt"0 / u* (horizontal average)||K ||
     436||umax ||Maximum u-component of the velocity ||m/s ||
     437||vmax ||Maximum v-component of the velocity ||m/s ||
     438||wmax ||Maximum w-component of the velocity ||m/s ||
     439||div_old ||Divergence of the velocity field before the pressure solver has been called (normalized with respect to the total number of grid points) ||1/s ||
     440||div_new ||Divergence of the velocity field after the pressure solver has been called (normalized with respect to the total number of grid points) ||1/s ||
     441||z_i_wpt ||Height of the convective boundary layer (horizontal average) determined by the height of the minimum sensible heat flux ||m ||
     442||z_i_pt ||Height of the convective boundary layer (horizontal average) determined by the temperature profile, following the criterion of Sullivan et al. (1998) ||m ||
     443||w"pt"0 ||Subgrid-scale sensible heat flux at k=0 (horizontal average), constant within Prandtl-layer ||K m/s ||
     444||w"pt" ||Subgrid-scale heat flux (horizontal average) for z = zw(1) ||K m/s ||
     445||wpt ||Total heat flux (horizontal average) for z = zw(1) ||K m/s ||
     446||w"u"0 ||Subgrid-scale momentum flux (u-component) at k=0 (horizontal average), constant within Prandtl-layer ||m^2^/s^2^ ||
     447||w"v"0 ||Subgrid-scale momentum flux (v-component) at k=0 (horizontal average), constant within Prandtl-layer ||m^2^/s^2^ ||
     448||w"q"0 ||Subgrid-scale humidity flux at k=0 (horizontal average), constant within Prandtl-layer, zero values are output if humidity is not used ||kg/kg m/s ||
     449||pt(0) ||Potential temperature at the surface (horizontal average) ||K ||
     450||pt(zp) ||Potential temperature for z = zu(1) (horizontal average) ||K ||
     451||L ||Monin-Obukhov length || ||
     452\\\\
     453Additionally, the user can add his own timeseries quantities to the file, by using the user-interface subroutines {{{[[../userint/int#user_init|user_init]]}}} and {{{[[../userint/int#user_statistics|user_statistics}}}. These routines contain (as comment lines) a simple example how to do this.\\\\
     454Time series data refers to the total domain, but time series for subdomains can also be output (see [#statistic_regions statistic_regions]). However, the following time series always present the values of the total model domain (even with output for subdomains): ''umax, vmax, wmax, div_old, div_new.''
    457455}}}
    458456|----------------