HYDRO

Case description

Two-dimensional hydrostatic mountain wave case with Bell-shaped topography. Tests orographic forcing.

Configuration

Parameter	Value
Category	Idealized cases
Grid type	Cartesian
Horizontal resolution	2km
Domain size	90x1 grid points
Vertical levels	121
Initial condition	Constant (CSTN)
Surface	Bell (BELL)
Equation system	DURRAN

Steps

Step	Script
001_prep_ideal	run_prep_ideal_case_xyz
002_mesonh	run_mesonh_xyz

Specificities

Scientific specificities - Mountain wave simulation - Hydrostatic flow - Orographic drag

Technical specificities - 2D configuration with Bell topography - Thin shell approximation

Validation

• Wave structure

• Vertical velocity

Numerical ressources

Single CPU (1 node, 1 core)

References

• Mountain wave theory