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Ignore:
Timestamp:
Nov 20, 2007 9:46:11 AM (16 years ago)
Author:
letzel
Message:

Vertical profiles now based on nzb_s_inner; they are divided by
ngp_2dh_s_inner (scalars, procucts of scalars and velocity components) and
ngp_2dh (staggered velocity components and their products), respectively.

Allow new case bc_uv_t = 'dirichlet_0' for channel flow.

File:
1 edited

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  • palm/trunk/DOC/app/chapter_4.1.html

    r116 r132  
    2020 
    2121  <title>PALM chapter 4.1</title></head>
    22 
    2322<body>
    2423
    … …  
    17361735     
    17371736      <p>Allowed
    1738 values are <span style="font-style: italic;">'dirichlet'</span>
     1737values are <span style="font-style: italic;">'dirichlet'</span>, <span style="font-style: italic;">'dirichlet_0'</span>
    17391738and <span style="font-style: italic;">'neumann'</span>.
    17401739The
    … …  
    17431742Neumann condition yields the free-slip condition with u(k=nz+1) =
    17441743u(k=nz) and v(k=nz+1) = v(k=nz) (up to k=nz the prognostic equations
    1745 for the velocities are solved).</p>
     1744for the velocities are solved). The special condition&nbsp;<span style="font-style: italic;">'dirichlet_0'</span> can be used for channel flow, it yields the no-slip condition u(k=nz+1) = ug(nz+1) = 0 and v(k=nz+1) =
     1745vg(nz+1) = 0.</p>
    17461746
    17471747
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