[MITgcm-support] 回复: Diagnostic "Um_Advec"

钱钰坤 qianyk at mail3.sysu.edu.cn
Thu Apr 24 13:09:49 EDT 2025


Hi David,


I had a notebook recording many details when I tried to close the momentum budget:
https://github.com/miniufo/GeoApps/blob/master/notebooks/Budget%20in%20MITgcm%20Part%20III%20Eng.ipynb


You may find that um_advec includes Coriolis contribution if CD_scheme is not used.

Best

----------

Yu-Kun Qian

SCSIO, CAS, China







--------------原始邮件--------------
发件人:"David Ferreira "<dfer at mit.edu>;
发送时间:2025年4月25日(星期五) 凌晨0:41
收件人:"MITgcm-support" <mitgcm-support at mitgcm.org>;
主题:[MITgcm-support] Diagnostic "Um_Advec"
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Hi all,
 
 
 
I’m trying to use the diagnostic Um_Advec/ Vm_Advec, and they don’t seem to give what I was expecting. 
 
(Um_dPhiX/Y, Um_Cori/ Vm_Cori, Um_hDis2/ Vm_hDis2 seem fine).
 
 
 
A quick look at mom_vecinv.F where Um_Advec is filled suggests this is not going to work for all options (I think that with NHmetric, Um_Advec is filled with the Coriolis term). In fact, this  diagnostic may only make sense with the mom flux form.
 
So, I wonder if someone has any quick insight in this before I start banging my head against this.
 
 
 
Cheers,
 
David
 
 
 
 
 
 
 
 
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