How to design a CESM2.1.3 Wildfire Simualtion?

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shly

shly
Member
Hi everyone,
I plan to design a set of experiments using the B1850 compset in CESM2.1.3 to investigate the wildfire.

My question is: do I need to make some necessary settings to activate the wildfire simulation?
Looking forward to get any useful information.

Best regards,
KW
 

shly

shly
Member
The B1850 compset specifies CLM50%BGC-CROP which is CLM5 with biogeochemistry and crops active. The BGC includes a fire model which is described in the technical note:


So, you shouldn't need any special settings to invoke the fire model.
Dear Oleson,
Thank you for your reply!
I found in the link you provided that FireComp_BC, FireComp_OC and FireEmis_TOT should be exportable variables. But I am setting sed -i “$ a hist_fincl1 = ‘FireComp_BC’,'FireComp_OC',‘FireComp_SO2’” user_nl_clm and reporting the following error:
1751939770657.png
1751939821497.png
Looking forward to get any useful information.

Best regards,
KW
 
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oleson

Keith Oleson
CSEG and Liaisons
Staff member
Ok, if you want to activate those history fields and send fire emissions to the coupler, I think you need to do this in your case directory:

./xmlchange CLM_BLDNML_OPTS="-fire_emis" --append

And based on a test example I looked at, I think you need to set this in your user_nl_clm:

fire_emis_elevated = .false.

I was able to complete a 1 month B1850 simulation with these settings. However, there may be some CAM settings that are required in order to interact with these emissions. I suggest posting in the CAM-Chem forum to confirm that I've provided the correct settings from the CLM side and any additional CAM settings that may be needed.
 
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