--- manual/s_phys_pkgs/text/fizhi.tex 2005/07/14 19:18:02 1.8 +++ manual/s_phys_pkgs/text/fizhi.tex 2005/07/18 20:45:27 1.9 @@ -1,11 +1,11 @@ -\section{Fizhi: High-end Atmospheric Physics} +\subsection{Fizhi: High-end Atmospheric Physics} \label{sec:pkg:fizhi} \begin{rawhtml} \end{rawhtml} \input{texinputs/epsf.tex} -\subsection{Introduction} +\subsubsection{Introduction} The fizhi (high-end atmospheric physics) package includes a collection of state-of-the-art physical parameterizations for atmospheric radiation, cumulus convection, atmospheric boundary layer turbulence, and land surface processes. @@ -13,9 +13,9 @@ % ************************************************************************* % ************************************************************************* -\subsection{Equations} +\subsubsection{Equations} -\subsubsection{Moist Convective Processes} +Moist Convective Processes: \paragraph{Sub-grid and Large-scale Convection} \label{sec:fizhi:mc} @@ -186,7 +186,7 @@ Finally, cloud fractions are time-averaged between calls to the radiation packages. -\subsubsection{Radiation} +Radiation: The parameterization of radiative heating in the fizhi package includes effects from both shortwave and longwave processes. @@ -428,7 +428,8 @@ hours). Therefore, in a time-averaged sense, both convective and large-scale cloudiness can exist in a given grid-box. -\subsubsection{Turbulence} +Turbulence: + Turbulence is parameterized in the fizhi package to account for its contribution to the vertical exchange of heat, moisture, and momentum. The turbulence scheme is invoked every 30 minutes, and employs a backward-implicit iterative @@ -672,7 +673,7 @@ day$, and the expression for $C_s$, the heat capacity per unit volume at the surface, is a function of the ground wetness, $W$. -\subsubsection{Land Surface Processes} +Land Surface Processes: \paragraph{Surface Type} The fizhi package surface Types are designated using the Koster-Suarez (1992) mosaic @@ -750,7 +751,8 @@ Modifications are made to account for the presence of snow, and its depth relative to the height of the vegetation elements. -\subsubsection{Gravity Wave Drag} +Gravity Wave Drag: + The fizhi package employs the gravity wave drag scheme of Zhou et al. (1996). This scheme is a modified version of Vernekar et al. (1992), which was based on Alpert et al. (1988) and Helfand et al. (1987). @@ -784,7 +786,7 @@ convergence (through a reduction in the flux of westerly momentum by transient flow eddies). -\subsubsection{Boundary Conditions and other Input Data} +Boundary Conditions and other Input Data: Required fields which are not explicitly predicted or diagnosed during model execution must either be prescribed internally or obtained from external data sets. In the fizhi package these @@ -893,9 +895,9 @@ a linear interpolation (in pressure) is performed using the data from SAGE and the GCM. -\subsection{Fizhi Diagnostics} +\subsubsection{Fizhi Diagnostics} -\subsubsection{Fizhi Diagnostic Menu} +Fizhi Diagnostic Menu: \label{sec:fizhi-diagnostics:menu} \begin{tabular}{llll} @@ -1424,7 +1426,7 @@ \newpage -\subsubsection{Fizhi Diagnostic Description} +Fizhi Diagnostic Description: In this section we list and describe the diagnostic quantities available within the GCM. The diagnostics are listed in the order that they appear in the @@ -3025,8 +3027,8 @@ \] -\subsection{Key subroutines, parameters and files} +\subsubsection{Key subroutines, parameters and files} -\subsection{Dos and donts} +\subsubsection{Dos and donts} -\subsection{Fizhi Reference} +\subsubsection{Fizhi Reference}