+Add fluxes%tau_mag and forces%tau_mag#384
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Add new allocatable tau_mag arrays to the forcing and mech_forcing types to hold the magnitude of the wind stresses including gustiness contributions. There is also a new tau_mag diagnostic. This same information in tau_mag is being transformed into ustar, but these changes avoid division by the Boussinesq reference density (GV%Rho0), and allow for a more accurate calculation of derived fields when in non-Boussinesq mode, without having to multiply and divide by GV%Rho0. There is also a new optional tau_mag argument to extract_IOB_stresses to support these changes. These new arrays are not being used yet in the MOM6 solutions, but they are being allocated and populated in the routines that set the ustar fields, and they have been tested in changes to the modules that use ustar that will come in a subsequent commit. This commit also adds the new RLZ_T2_to_Pa element to the unit_scale_type to undo the scaling of wind stresses and it makes use of it in some of the new code. All answers are bitwise identical, but there are new arrays or elements in three transparent public types.
Codecov Report
@@ Coverage Diff @@
## dev/gfdl #384 +/- ##
============================================
- Coverage 38.22% 38.21% -0.02%
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Files 269 269
Lines 76354 76403 +49
Branches 14022 14031 +9
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+ Hits 29189 29200 +11
- Misses 41929 41960 +31
- Partials 5236 5243 +7
... and 1 file with indirect coverage changes 📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more |
theresa-cordero
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Jun 27, 2023
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Changes are consistent with what is described in the summary.
marshallward
approved these changes
Jun 28, 2023
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Gaea regression: https://gitlab.gfdl.noaa.gov/ogrp/MOM6/-/pipelines/19658 ✔️ 🟡 |
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Add new allocatable tau_mag arrays to the forcing and mech_forcing types to hold the magnitude of the wind stresses including gustiness contributions. There is also a new tau_mag diagnostic. This same information in tau_mag is being transformed into ustar, but these changes avoid division by the Boussinesq reference density (GV%Rho0), and allow for a more accurate calculation of derived fields when in non-Boussinesq mode, without having to multiply and divide by GV%Rho0. There is also a new optional tau_mag argument to extract_IOB_stresses to support these changes. These new arrays are not being used yet in the MOM6 solutions, but they are being allocated and populated in the routines that set the ustar fields, and they have been tested in changes to the modules that use ustar that will come in a subsequent commit. This commit also adds the new RLZ_T2_to_Pa element to the unit_scale_type to undo the scaling of wind stresses and it makes use of it in some of the new code. All answers are bitwise identical, but there are new arrays or elements in three transparent public types.