Changes between Version 202 and Version 203 of doc/app/initialization_parameters
- Timestamp:
- May 24, 2013 1:51:24 PM (12 years ago)
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doc/app/initialization_parameters
v202 v203 1687 1687 1688 1688 In case of non-cyclic lateral boundary conditions, radiation boundary conditions are used for the velocity components at the outflow boundary. 1689 By setting [#use_cmax use_cmax] = ''.T.'', the maximum phase velocity that ensures numerical stability (CFL-condition) is used in order that the radiation boundary conditions are simplified in this way that the phase velocity must not be calculated after every time step.1689 If use_cmax is set to ''.T.'', the phase velocity is set to the maximum value that ensures numerical stability (CFL-condition). Thus, the radiation boundary conditions are simplified in this way that the phase velocity must not be calculated. 1690 1690 1691 1691 Setting [#use_cmax use_cmax] = ''.F.'', the phase velocity is calculated after Orlanski (1976) after every time step and averaged along the outflow.