Changeset 4647 for palm


Ignore:
Timestamp:
Aug 24, 2020 4:36:18 PM (3 months ago)
Author:
suehring
Message:

Change default value of synthetic turbulence adjustment as well as compute_velocity_seeds_local. By default, the random-seed computation is now distributed among several cores. Especially for large length scales this is significantly faster.

File:
1 edited

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  • palm/trunk/SOURCE/synthetic_turbulence_generator_mod.f90

    r4640 r4647  
    2525! -----------------
    2626! $Id$
     27! Change default value of synthetic turbulence adjustment as well as compute_velocity_seeds_local
     28! By default, the random-seed computation is now distributed among several cores. Especially for
     29! large length scales this is significantly faster.
     30!
     31! 4640 2020-08-11 16:28:32Z suehring
    2732! - to avoid that the correction term in r11/r22 computation becomes unrealistically high, limit
    2833!   Obukhov length (term is not valid for near neutral conditions)
     
    345350    LOGICAL ::  adjustment_step               = .FALSE.  !< control flag indicating that time and lenght scales have been updated and
    346351                                                         !< no time correlation to the timestep before should be considered
    347     LOGICAL ::  compute_velocity_seeds_local  = .TRUE.   !< switch to decide whether velocity seeds are computed locally
     352    LOGICAL ::  compute_velocity_seeds_local  = .FALSE.   !< switch to decide whether velocity seeds are computed locally
    348353                                                         !< or if computation is distributed over several processes
    349354    LOGICAL ::  parametrize_inflow_turbulence = .FALSE.  !< flag indicating that inflow turbulence is either read from file
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