Changes between Version 472 and Version 473 of doc/app/initialization_parameters
- Timestamp:
- Jun 15, 2020 9:52:52 AM (5 years ago)
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doc/app/initialization_parameters
v472 v473 1543 1543 {{{#!td 1544 1544 Bottom boundary condition of the potential temperature.\\\\ 1545 Allowed values are '' 'dirichlet' '' (pt(k=0) = const. = [#pt_surface pt_surface] + [#pt_surface_initial_change pt_surface_initial_change](the user may change this value during the run using [../userint#user-defined user-defined] code) and '' 'neumann' '' (pt(k=0)=pt(k=1)).1545 Allowed values are '' 'dirichlet' '' (pt(k=0) = [#pt_surface pt_surface] + [#pt_surface_initial_change pt_surface_initial_change] + [#pt_surface_heating_rate pt_surface_heating_rate] * time_since_3d_model_start (the user may change this value during the run using [../userint#user-defined user-defined] code) and '' 'neumann' '' (pt(k=0)=pt(k=1)). 1546 1546 When a constant surface sensible heat flux is used ([#surface_heatflux surface_heatflux]), '''bc_pt_b''' = '' 'neumann' '' must be used, because otherwise the resolved scale may contribute to the surface flux so that a constant value cannot be guaranteed.\\\\ 1547 1547 In the coupled atmosphere executable, '''bc_pt_b''' is internally set and does not need to be prescribed. … … 2387 2387 }}} 2388 2388 {{{#!td 2389 Linear surface temperature increase by '''pt_surface_heating_rate''' (in K/h).\\2389 Linear surface temperature increase in K/h.\\ 2390 2390 2391 2391 Instead of prescribing a [#surface_heatflux surface_heatflux] also a surface heating rate can be prescribed by setting '''pt_surface_heating_rate''' to a non-zero value. Surface cooling can be achieved by assigning a negative value.\\