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-   -   moment coefficient sign?! (http://www.cfd-online.com/Forums/fluent/104135-moment-coefficient-sign.html)

Moataz July 3, 2012 16:09

moment coefficient sign?!
 
hello all ,
iam making a simulation of VAWT , and i get the Cm value with +ve sign although
i gave the turbine a rotational speed -12 rad/s , what does the Cm sign refers to ? , is that wrong or something?!!

thanks in advance.


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