Difference between courant number and acoustic courant number?

umair64 · September 1, 2015, 15:53

hi
i run simulation on cfx in transient ... in output file i get two courant numbers...like that
1) courant number
RMs max
2)acoustic courant number
RMS max

please tell me what is difference between courant number and acoustic courant number? simple courant no live in range of less then 10 while acoustic courant no ranges from 800 to 999

ghorrocks · September 1, 2015, 18:41

This question was asked a few days ago:
http://www.cfd-online.com/Forums/cfx...ber-999-a.html

September 1, 2015, 15:53	Difference between courant number and acoustic courant number?	#1
umair64 New Member Muhammad Umair Join Date: Aug 2015 Posts: 24 Rep Power: 10	hi i run simulation on cfx in transient ... in output file i get two courant numbers...like that 1) courant number RMs max 2)acoustic courant number RMS max please tell me what is difference between courant number and acoustic courant number? simple courant no live in range of less then 10 while acoustic courant no ranges from 800 to 999

September 1, 2015, 18:41		#2
ghorrocks Super Moderator Glenn Horrocks Join Date: Mar 2009 Location: Sydney, Australia Posts: 17,703 Rep Power: 143	This question was asked a few days ago: http://www.cfd-online.com/Forums/cfx...ber-999-a.html umair64 likes this.

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